======================================
| 0
| xx__-> [    8.176734][  T160] ------------[ cut here ]------------
| [    8.176946][  T160] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/160
| [    8.177470][  T160] Tainted: [W]=WARN
[    8.177573][  T160] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.177780][  T160] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.177957][  T160] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.178436][  T160] RSP: 0018:ffa00000007e7ab0 EFLAGS: 00010286
[    8.178612][  T160] RAX: 00000000ffffffa6 RBX: ff110000056c8040 RCX: 1ff40000000fcf1c
[    8.178818][  T160] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000056c80f8
[    8.179025][  T160] RBP: ff1100000a359000 R08: 1fe2200000ad9020 R09: ff1100000c00d180
[    8.179224][  T160] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    8.179423][  T160] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a359000
[    8.179628][  T160] FS:  00007f6d17c58840(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[    8.179867][  T160] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.180037][  T160] CR2: 0000000000479648 CR3: 000000000c90a003 CR4: 0000000000771ef0
[    8.180271][  T160] PKRU: 55555554
[    8.180372][  T160] Call Trace:
[    8.180476][  T160]  <TASK>
[    8.180546][  T160]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.180686][  T160]  ? notifier_call_chain (kernel/notifier.c:85)
[    8.180823][  T160]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.180925][  T160]  register_netdevice (net/core/dev.c:11488)
[    8.181061][  T160]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    8.181230][  T160]  register_netdev (net/core/dev.c:11552)
[    8.181364][  T160]  loopback_net_init (drivers/net/loopback.c:218)
[    8.181503][  T160]  ops_init (net/core/net_namespace.c:137)
[    8.181606][  T160]  setup_net (net/core/net_namespace.c:446)
[    8.181713][  T160]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    8.181845][  T160]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    8.181978][  T160]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    8.182114][  T160]  copy_net_ns (net/core/net_namespace.c:579)
[    8.182247][  T160]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.182384][  T160]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.182520][  T160]  ksys_unshare (kernel/fork.c:3243)
[    8.182656][  T160]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    8.182792][  T160]  ? __ia32_sys_open (fs/open.c:1374)
[    8.182929][  T160]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.183061][  T160]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    8.183197][  T160]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.183329][  T160]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.183467][  T160]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.183600][  T160]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.183772][  T160] RIP: 0033:0x7f6d17f1abcb
[    8.183910][  T160] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    8.184381][  T160] RSP: 002b:00007ffd62d9dc58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    8.184588][  T160] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6d17f1abcb
[    8.184792][  T160] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.184989][  T160] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    8.185186][  T160] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd62d9fe80
[    8.185384][  T160] R13: 0000000000000001 R14: 00007f6d17c586f8 R15: 00007ffd62da18cc
| [    8.186737][  T160] ---[ end trace 0000000000000000 ]---
| [    8.190276][  T160] ------------[ cut here ]------------
| [    8.190429][  T160] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/160
| [    8.190945][  T160] Tainted: [W]=WARN
[    8.191048][  T160] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.191214][  T160] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.191388][  T160] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.191872][  T160] RSP: 0018:ffa00000007e7a98 EFLAGS: 00010286
[    8.192039][  T160] RAX: 00000000ffffffa6 RBX: ff11000009f78580 RCX: 1ff40000000fcf19
[    8.192238][  T160] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009f78638
[    8.192439][  T160] RBP: ff1100000a381000 R08: 1fe22000013ef0c8 R09: ff1100000c00d180
[    8.192640][  T160] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    8.192843][  T160] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a381000
[    8.193043][  T160] FS:  00007f6d17c58840(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[    8.193276][  T160] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.193444][  T160] CR2: 0000000000479648 CR3: 000000000c90a003 CR4: 0000000000771ef0
[    8.193647][  T160] PKRU: 55555554
[    8.193751][  T160] Call Trace:
[    8.193851][  T160]  <TASK>
[    8.193919][  T160]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.194051][  T160]  ? notifier_call_chain (kernel/notifier.c:85)
[    8.194187][  T160]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.194287][  T160]  register_netdevice (net/core/dev.c:11488)
[    8.194422][  T160]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    8.194593][  T160]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    8.194732][  T160]  register_netdev (net/core/dev.c:11552)
[    8.194864][  T160]  sit_init_net (net/ipv6/sit.c:1860)
[    8.194999][  T160]  ops_init (net/core/net_namespace.c:137)
[    8.195100][  T160]  setup_net (net/core/net_namespace.c:446)
[    8.195203][  T160]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    8.195337][  T160]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    8.195474][  T160]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    8.195609][  T160]  copy_net_ns (net/core/net_namespace.c:579)
[    8.196242][  T160]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.196383][  T160]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.196521][  T160]  ksys_unshare (kernel/fork.c:3243)
[    8.196654][  T160]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    8.196846][  T160]  ? __ia32_sys_open (fs/open.c:1374)
[    8.196982][  T160]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.197114][  T160]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    8.197246][  T160]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.197378][  T160]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.197516][  T160]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.197652][  T160]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.197868][  T160] RIP: 0033:0x7f6d17f1abcb
[    8.198010][  T160] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    8.198482][  T160] RSP: 002b:00007ffd62d9dc58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    8.198739][  T160] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6d17f1abcb
[    8.198937][  T160] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.199135][  T160] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    8.199331][  T160] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd62d9fe80
[    8.199533][  T160] R13: 0000000000000001 R14: 00007f6d17c586f8 R15: 00007ffd62da18cc
| [    8.200964][  T160] ---[ end trace 0000000000000000 ]---
| [    8.232523][  T161] ------------[ cut here ]------------
| [    8.232692][  T161] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/161
| [    8.233194][  T161] Tainted: [W]=WARN
[    8.233294][  T161] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.233466][  T161] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.233639][  T161] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.234774][  T161] RSP: 0018:ffa00000007f7020 EFLAGS: 00010286
[    8.234949][  T161] RAX: 00000000ffffffa6 RBX: ff11000009f79700 RCX: 1ff40000000fedca
[    8.235148][  T161] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009f797b8
[    8.235346][  T161] RBP: ff1100000a359000 R08: 1fe22000013ef2f8 R09: ff1100000ca78b58
[    8.235547][  T161] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    8.235820][  T161] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a359ce1
[    8.236021][  T161] FS:  00007f81df7df840(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[    8.236316][  T161] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.236490][  T161] CR2: 000000003e873988 CR3: 000000000cb8b005 CR4: 0000000000771ef0
[    8.236741][  T161] PKRU: 55555554
[    8.236841][  T161] Call Trace:
[    8.236941][  T161]  <TASK>
[    8.237010][  T161]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.237144][  T161]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.237246][  T161]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    8.237380][  T161]  __dev_notify_flags (net/core/dev.c:9787)
[    8.237519][  T161]  ? netif_change_name (net/core/dev.c:1495)
[    8.237651][  T161]  ? __dev_change_flags (net/core/dev.c:9752)
[    8.237837][  T161]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    8.237970][  T161]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.238103][  T161]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    8.238237][  T161]  netif_change_flags (net/core/dev.c:9820)
[    8.238370][  T161]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    8.238510][  T161]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    8.238643][  T161]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    8.238865][  T161]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    8.239000][  T161]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.239134][  T161]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    8.239267][  T161]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.239403][  T161]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.239541][  T161]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.239674][  T161]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.239844][  T161]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.239978][  T161]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    8.240113][  T161]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.240245][  T161]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.240380][  T161]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    8.240518][  T161]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    8.240653][  T161]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    8.240797][  T161]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.240938][  T161]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    8.241074][  T161]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    8.241210][  T161]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.241344][  T161]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.241480][  T161]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.241611][  T161]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.241751][  T161]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.241882][  T161]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.242015][  T161]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.242148][  T161]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.242280][  T161]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.242415][  T161]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.242552][  T161]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.242690][  T161]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.242821][  T161]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.242955][  T161]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.243088][  T161]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.243221][  T161]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.243355][  T161]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.243491][  T161]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.243625][  T161]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.243761][  T161]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.243896][  T161]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.244030][  T161]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.244163][  T161]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.244297][  T161]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.244430][  T161]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.244571][  T161]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.244712][  T161]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.244846][  T161]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.244979][  T161]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.245144][  T161]  ? move_addr_to_kernel (net/socket.c:258)
[    8.245278][  T161]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.245412][  T161]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.245551][  T161]  ___sys_sendmsg (net/socket.c:2752)
[    8.245690][  T161]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    8.245856][  T161]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.245998][  T161]  __sys_sendmsg (net/socket.c:2784)
[    8.246133][  T161]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.246266][  T161]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    8.246432][  T161]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    8.246570][  T161]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.246709][  T161]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.246844][  T161]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.246978][  T161]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.247112][  T161]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.247277][  T161] RIP: 0033:0x7f81dfa1908e
[    8.247416][  T161] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.247894][  T161] RSP: 002b:00007ffdfc9a3670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.248095][  T161] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f81dfa1908e
[    8.248293][  T161] RDX: 0000000000000000 RSI: 00007ffdfc9a3720 RDI: 0000000000000005
[    8.248496][  T161] RBP: 00007ffdfc9a3680 R08: 0000000000000000 R09: 0000000000000000
[    8.248700][  T161] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3da
[    8.248900][  T161] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfc9a3df0
| [    8.250237][  T161] ---[ end trace 0000000000000000 ]---
| [    8.372385][  T165] ------------[ cut here ]------------
| [    8.372574][  T165] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/165
| [    8.373095][  T165] Tainted: [W]=WARN
[    8.373197][  T165] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.373367][  T165] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.373544][  T165] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.374028][  T165] RSP: 0018:ffa0000000837ab0 EFLAGS: 00010286
[    8.374199][  T165] RAX: 00000000ffffffa6 RBX: ff1100000a712c80 RCX: 1ff4000000106f1c
[    8.374398][  T165] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a712d38
[    8.374601][  T165] RBP: ff11000008651000 R08: 1fe22000014e25a8 R09: ff1100000ba50b80
[    8.374805][  T165] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    8.375004][  T165] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008651000
[    8.375204][  T165] FS:  00007f4d60f8a840(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[    8.375438][  T165] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.375612][  T165] CR2: 00007f4d6118bc20 CR3: 000000000ba9e005 CR4: 0000000000771ef0
[    8.375819][  T165] PKRU: 55555554
[    8.375920][  T165] Call Trace:
[    8.376020][  T165]  <TASK>
[    8.376089][  T165]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.376225][  T165]  ? notifier_call_chain (kernel/notifier.c:85)
[    8.376361][  T165]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.376461][  T165]  register_netdevice (net/core/dev.c:11488)
[    8.376603][  T165]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    8.376777][  T165]  register_netdev (net/core/dev.c:11552)
[    8.376909][  T165]  loopback_net_init (drivers/net/loopback.c:218)
[    8.377044][  T165]  ops_init (net/core/net_namespace.c:137)
[    8.377147][  T165]  setup_net (net/core/net_namespace.c:446)
[    8.377249][  T165]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    8.377381][  T165]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    8.377521][  T165]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    8.377659][  T165]  copy_net_ns (net/core/net_namespace.c:579)
[    8.377969][  T165]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.378108][  T165]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.378241][  T165]  ksys_unshare (kernel/fork.c:3243)
[    8.378377][  T165]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    8.378515][  T165]  ? __ia32_sys_open (fs/open.c:1374)
[    8.378653][  T165]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.378791][  T165]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    8.378926][  T165]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.379060][  T165]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.379196][  T165]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.379333][  T165]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.379504][  T165] RIP: 0033:0x7f4d6124cbcb
[    8.379644][  T165] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    8.380127][  T165] RSP: 002b:00007ffc53998118 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    8.380329][  T165] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4d6124cbcb
[    8.380533][  T165] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.380739][  T165] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    8.380938][  T165] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc5399a340
[    8.381139][  T165] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc5399b8cc
| [    8.382489][  T165] ---[ end trace 0000000000000000 ]---
| [    8.385437][  T165] ------------[ cut here ]------------
| [    8.385589][  T165] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/165
| [    8.386098][  T165] Tainted: [W]=WARN
[    8.386198][  T165] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.386364][  T165] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.386541][  T165] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.387019][  T165] RSP: 0018:ffa0000000837a98 EFLAGS: 00010286
[    8.387188][  T165] RAX: 00000000ffffffa6 RBX: ff1100000a1d71c0 RCX: 1ff4000000106f19
[    8.387386][  T165] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a1d7278
[    8.387590][  T165] RBP: ff11000008231000 R08: 1fe220000143ae50 R09: ff1100000ba50b80
[    8.387789][  T165] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    8.387989][  T165] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008231000
[    8.388188][  T165] FS:  00007f4d60f8a840(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[    8.388417][  T165] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.388588][  T165] CR2: 00007f4d6118bc20 CR3: 000000000ba9e005 CR4: 0000000000771ef0
[    8.388794][  T165] PKRU: 55555554
[    8.388895][  T165] Call Trace:
[    8.388995][  T165]  <TASK>
[    8.389064][  T165]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.389198][  T165]  ? notifier_call_chain (kernel/notifier.c:85)
[    8.389331][  T165]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.389434][  T165]  register_netdevice (net/core/dev.c:11488)
[    8.389572][  T165]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    8.389742][  T165]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    8.389978][  T165]  register_netdev (net/core/dev.c:11552)
[    8.390111][  T165]  sit_init_net (net/ipv6/sit.c:1860)
[    8.390248][  T165]  ops_init (net/core/net_namespace.c:137)
[    8.390351][  T165]  setup_net (net/core/net_namespace.c:446)
[    8.390452][  T165]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    8.390675][  T165]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    8.390815][  T165]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    8.390952][  T165]  copy_net_ns (net/core/net_namespace.c:579)
[    8.391087][  T165]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.391307][  T165]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.391441][  T165]  ksys_unshare (kernel/fork.c:3243)
[    8.391579][  T165]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    8.391718][  T165]  ? __ia32_sys_open (fs/open.c:1374)
[    8.391854][  T165]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.391987][  T165]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    8.392121][  T165]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.392253][  T165]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.392480][  T165]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.392614][  T165]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.392782][  T165] RIP: 0033:0x7f4d6124cbcb
[    8.393012][  T165] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    8.393488][  T165] RSP: 002b:00007ffc53998118 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    8.393781][  T165] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4d6124cbcb
[    8.393981][  T165] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.394266][  T165] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    8.394467][  T165] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc5399a340
[    8.394666][  T165] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc5399b8cc
| [    8.396255][  T165] ---[ end trace 0000000000000000 ]---
| [    8.424806][  T166] ------------[ cut here ]------------
| [    8.425006][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/166
| [    8.425602][  T166] Tainted: [W]=WARN
[    8.425761][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.425971][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.426192][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.426721][  T166] RSP: 0018:ffa0000000847020 EFLAGS: 00010286
[    8.426933][  T166] RAX: 00000000ffffffa6 RBX: ff1100000a1d6580 RCX: 1ff4000000108dca
[    8.427174][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a1d6638
[    8.427416][  T166] RBP: ff11000008651000 R08: 1fe220000143acc8 R09: ff1100000ba52e58
[    8.427661][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    8.427913][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008651ce1
[    8.428157][  T166] FS:  00007fd7cd3d1840(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[    8.428432][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.428653][  T166] CR2: 00007fd7cd6a11a0 CR3: 000000000c82f006 CR4: 0000000000771ef0
[    8.428906][  T166] PKRU: 55555554
[    8.429049][  T166] Call Trace:
[    8.429194][  T166]  <TASK>
[    8.429307][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.429491][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.429638][  T166]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    8.429828][  T166]  __dev_notify_flags (net/core/dev.c:9787)
[    8.430009][  T166]  ? netif_change_name (net/core/dev.c:1495)
[    8.430187][  T166]  ? __dev_change_flags (net/core/dev.c:9752)
[    8.430366][  T166]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    8.430549][  T166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.430746][  T166]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    8.430927][  T166]  netif_change_flags (net/core/dev.c:9820)
[    8.431110][  T166]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    8.431289][  T166]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    8.431474][  T166]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    8.431698][  T166]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    8.431877][  T166]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.432056][  T166]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    8.432237][  T166]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.432417][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.432603][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.432791][  T166]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.432970][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.433148][  T166]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    8.433325][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.433508][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.433700][  T166]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    8.433879][  T166]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    8.434057][  T166]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    8.434236][  T166]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.434414][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    8.434604][  T166]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    8.434796][  T166]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.434977][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.435156][  T166]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.435331][  T166]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.435515][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.435703][  T166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.435881][  T166]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.436058][  T166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.436236][  T166]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.436415][  T166]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.436601][  T166]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.436792][  T166]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.436967][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.437146][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.437322][  T166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.437506][  T166]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.437697][  T166]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.437877][  T166]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.438057][  T166]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.438233][  T166]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.438410][  T166]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.438597][  T166]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.438788][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.438967][  T166]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.439145][  T166]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.439328][  T166]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.439512][  T166]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.439704][  T166]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.439881][  T166]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.440088][  T166]  ? move_addr_to_kernel (net/socket.c:258)
[    8.440266][  T166]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.440445][  T166]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.440631][  T166]  ___sys_sendmsg (net/socket.c:2752)
[    8.440822][  T166]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    8.441033][  T166]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.441219][  T166]  __sys_sendmsg (net/socket.c:2784)
[    8.441399][  T166]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.441585][  T166]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    8.441814][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    8.441995][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.442175][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.442354][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.442539][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.442727][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.442935][  T166] RIP: 0033:0x7fd7cd60b08e
[    8.443117][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.443631][  T166] RSP: 002b:00007ffddc3ff1a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.443888][  T166] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd7cd60b08e
[    8.444128][  T166] RDX: 0000000000000000 RSI: 00007ffddc3ff250 RDI: 0000000000000005
[    8.444371][  T166] RBP: 00007ffddc3ff1b0 R08: 0000000000000000 R09: 0000000000000000
[    8.444618][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3da
[    8.444872][  T166] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffddc3ff920
| [    8.451633][  T166] ip (166) used greatest stack depth: 23640 bytes left
| [    8.552515][  T169] ------------[ cut here ]------------
| [    8.552738][  T169] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/169
| [    8.553266][  T169] Tainted: [W]=WARN
[    8.553371][  T169] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.553546][  T169] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.554389][  T169] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.554933][  T169] RSP: 0018:ffa0000000876e20 EFLAGS: 00010286
[    8.555109][  T169] RAX: 00000000ffffffa6 RBX: ff1100000c2b51c0 RCX: 1ff400000010ed8a
[    8.555317][  T169] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c2b5278
[    8.555563][  T169] RBP: ff1100000cbc4000 R08: 1fe2200001856a50 R09: ff1100000e832e80
[    8.555774][  T169] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    8.555981][  T169] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ed4088
[    8.556188][  T169] FS:  00007fdbfc2ef840(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[    8.556430][  T169] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.556612][  T169] CR2: 000000000042ebe0 CR3: 000000000cc82001 CR4: 0000000000771ef0
[    8.556829][  T169] PKRU: 55555554
[    8.556932][  T169] Call Trace:
[    8.557036][  T169]  <TASK>
[    8.557107][  T169]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.557256][  T169]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.557361][  T169]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.557504][  T169]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.557639][  T169]  __dev_notify_flags (net/core/dev.c:9787)
[    8.557782][  T169]  ? netif_change_name (net/core/dev.c:1495)
[    8.557919][  T169]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    8.558058][  T169]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[    8.558231][  T169]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:649 ./include/linux/cpumask.h:1231 ./include/trace/events/preemptirq.h:40)
[    8.558407][  T169]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    8.558547][  T169]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    8.558689][  T169]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    8.558828][  T169]  veth_newlink (drivers/net/veth.c:1871)
[    8.558966][  T169]  ? veth_poll_controller (drivers/net/veth.c:1470)
[    8.559101][  T169]  ? kasan_save_stack (mm/kasan/common.c:57)
[    8.559238][  T169]  ? kasan_save_track (mm/kasan/common.c:78)
[    8.559375][  T169]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    8.559528][  T169]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    8.559665][  T169]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    8.559809][  T169]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    8.559946][  T169]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    8.560084][  T169]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    8.560224][  T169]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    8.560362][  T169]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    8.560502][  T169]  ? __dev_get_by_name (net/core/dev.c:883)
[    8.560641][  T169]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    8.560787][  T169]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    8.560928][  T169]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.561067][  T169]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.561204][  T169]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.561341][  T169]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.561484][  T169]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.561620][  T169]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.561759][  T169]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.561896][  T169]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.562032][  T169]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.562168][  T169]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.562306][  T169]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.562443][  T169]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.562582][  T169]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.562723][  T169]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.562861][  T169]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.563001][  T169]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.563135][  T169]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.563274][  T169]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.563414][  T169]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.563558][  T169]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.563702][  T169]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.563840][  T169]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.563978][  T169]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.564120][  T169]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.564260][  T169]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.564397][  T169]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.564572][  T169]  ? move_addr_to_kernel (net/socket.c:258)
[    8.564717][  T169]  ___sys_sendmsg (net/socket.c:2752)
[    8.564854][  T169]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.564994][  T169]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    8.565168][  T169]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    8.565308][  T169]  __sys_sendmsg (net/socket.c:2784)
[    8.565447][  T169]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.565596][  T169]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    8.565739][  T169]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.565881][  T169]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.566020][  T169]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.566158][  T169]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.566295][  T169]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.566469][  T169] RIP: 0033:0x7fdbfc52908e
[    8.566614][  T169] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.567105][  T169] RSP: 002b:00007ffc739e8e40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.567312][  T169] RAX: ffffffffffffffda RBX: 00007ffc739e95e8 RCX: 00007fdbfc52908e
[    8.567519][  T169] RDX: 0000000000000000 RSI: 00007ffc739e8ef0 RDI: 0000000000000005
[    8.567725][  T169] RBP: 00007ffc739e8e50 R08: 0000000000000000 R09: 0000000000000000
[    8.567928][  T169] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3da
[    8.568132][  T169] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc739e95b0
| [    8.569501][  T169] ---[ end trace 0000000000000000 ]---
| [    8.577595][  T169] ------------[ cut here ]------------
| [    8.577756][  T169] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/169
| [    8.578260][  T169] Tainted: [W]=WARN
[    8.578361][  T169] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.578534][  T169] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.578714][  T169] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.579193][  T169] RSP: 0018:ffa00000008771a0 EFLAGS: 00010286
[    8.579363][  T169] RAX: 00000000ffffffa6 RBX: ff1100000ca20040 RCX: 1ff400000010edfa
[    8.579568][  T169] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ca200f8
[    8.579775][  T169] RBP: ff1100000cba9000 R08: 1fe2200001944020 R09: ff1100000e832e80
[    8.579978][  T169] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    8.580180][  T169] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    8.580383][  T169] FS:  00007fdbfc2ef840(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[    8.580623][  T169] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.580798][  T169] CR2: 000000000042ebe0 CR3: 000000000cc82001 CR4: 0000000000771ef0
[    8.581001][  T169] PKRU: 55555554
[    8.581102][  T169] Call Trace:
[    8.581203][  T169]  <TASK>
[    8.581273][  T169]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.581410][  T169]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.581517][  T169]  __dev_notify_flags (net/core/dev.c:9787)
[    8.581653][  T169]  ? netif_change_name (net/core/dev.c:1495)
[    8.581792][  T169]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    8.581926][  T169]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    8.582063][  T169]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    8.582199][  T169]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    8.582335][  T169]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    8.582474][  T169]  ? __dev_get_by_name (net/core/dev.c:883)
[    8.582610][  T169]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    8.583257][  T169]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    8.583398][  T169]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.583544][  T169]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.583684][  T169]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.583819][  T169]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.583955][  T169]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.584090][  T169]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.584225][  T169]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.584359][  T169]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.584497][  T169]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.584630][  T169]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.584771][  T169]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.584904][  T169]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.585039][  T169]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.585173][  T169]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.585310][  T169]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.585446][  T169]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.585584][  T169]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.585726][  T169]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.585861][  T169]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.585995][  T169]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.586132][  T169]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.586270][  T169]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.586405][  T169]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.586547][  T169]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.586687][  T169]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.586822][  T169]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.586988][  T169]  ? move_addr_to_kernel (net/socket.c:258)
[    8.587127][  T169]  ___sys_sendmsg (net/socket.c:2752)
[    8.587261][  T169]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.587400][  T169]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    8.587575][  T169]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    8.587717][  T169]  __sys_sendmsg (net/socket.c:2784)
[    8.587851][  T169]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.587988][  T169]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    8.588123][  T169]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.588260][  T169]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.588396][  T169]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.588534][  T169]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.588668][  T169]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.588838][  T169] RIP: 0033:0x7fdbfc52908e
[    8.588977][  T169] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.589455][  T169] RSP: 002b:00007ffc739e8e40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.589664][  T169] RAX: ffffffffffffffda RBX: 00007ffc739e95e8 RCX: 00007fdbfc52908e
[    8.589871][  T169] RDX: 0000000000000000 RSI: 00007ffc739e8ef0 RDI: 0000000000000005
[    8.590071][  T169] RBP: 00007ffc739e8e50 R08: 0000000000000000 R09: 0000000000000000
[    8.590274][  T169] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3da
[    8.590478][  T169] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc739e95b0
| [    8.591832][  T169] ---[ end trace 0000000000000000 ]---
| [    8.625295][  T171] ------------[ cut here ]------------
| [    8.625460][  T171] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/171
| [    8.625995][  T171] Tainted: [W]=WARN
[    8.626097][  T171] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.626271][  T171] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.626451][  T171] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.626947][  T171] RSP: 0018:ffa0000000886e20 EFLAGS: 00010286
[    8.627124][  T171] RAX: 00000000ffffffa6 RBX: ff1100000ca21c40 RCX: 1ff4000000110d8a
[    8.627328][  T171] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ca21cf8
[    8.627538][  T171] RBP: ff1100000cd3c000 R08: 1fe22000019443a0 R09: ff1100000bb90b80
[    8.627746][  T171] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    8.627950][  T171] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005c15588
[    8.628157][  T171] FS:  00007f10e87f0840(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[    8.628397][  T171] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.628574][  T171] CR2: 000000000042ebe0 CR3: 000000000e82f003 CR4: 0000000000771ef0
[    8.628784][  T171] PKRU: 55555554
[    8.628886][  T171] Call Trace:
[    8.628988][  T171]  <TASK>
[    8.629058][  T171]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.629197][  T171]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.629301][  T171]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    8.629475][  T171]  __dev_notify_flags (net/core/dev.c:9787)
[    8.629613][  T171]  ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3))
[    8.629754][  T171]  ? netif_change_name (net/core/dev.c:1495)
[    8.629889][  T171]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.630026][  T171]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.630163][  T171]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.630298][  T171]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    8.630434][  T171]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.630577][  T171]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    8.631140][  T171]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    8.631280][  T171]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    8.631418][  T171]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    8.631562][  T171]  veth_newlink (drivers/net/veth.c:1871)
[    8.631703][  T171]  ? veth_poll_controller (drivers/net/veth.c:1470)
[    8.631839][  T171]  ? kasan_save_stack (mm/kasan/common.c:57)
[    8.631975][  T171]  ? kasan_save_track (mm/kasan/common.c:78)
[    8.632110][  T171]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    8.632257][  T171]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    8.632396][  T171]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    8.632539][  T171]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    8.632680][  T171]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    8.632818][  T171]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    8.632956][  T171]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    8.633092][  T171]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    8.633228][  T171]  ? __dev_get_by_name (net/core/dev.c:883)
[    8.633366][  T171]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    8.633510][  T171]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    8.633649][  T171]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.633791][  T171]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.633926][  T171]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.634062][  T171]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.634201][  T171]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.634339][  T171]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.634481][  T171]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.634618][  T171]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.634757][  T171]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.634893][  T171]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.635031][  T171]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.635167][  T171]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.635304][  T171]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.635439][  T171]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.635581][  T171]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.635725][  T171]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.635861][  T171]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.635999][  T171]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.636136][  T171]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.636275][  T171]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.636412][  T171]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.636553][  T171]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.636693][  T171]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.636831][  T171]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.636967][  T171]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.637102][  T171]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.637271][  T171]  ? move_addr_to_kernel (net/socket.c:258)
[    8.637410][  T171]  ___sys_sendmsg (net/socket.c:2752)
[    8.637550][  T171]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.637695][  T171]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    8.637869][  T171]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    8.638009][  T171]  __sys_sendmsg (net/socket.c:2784)
[    8.638146][  T171]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.638286][  T171]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    8.638423][  T171]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.638566][  T171]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.638710][  T171]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.638846][  T171]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.638980][  T171]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.639149][  T171] RIP: 0033:0x7f10e8a2a08e
[    8.639292][  T171] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.639789][  T171] RSP: 002b:00007fffda2245a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.639995][  T171] RAX: ffffffffffffffda RBX: 00007fffda224d48 RCX: 00007f10e8a2a08e
[    8.640200][  T171] RDX: 0000000000000000 RSI: 00007fffda224650 RDI: 0000000000000005
[    8.640404][  T171] RBP: 00007fffda2245b0 R08: 0000000000000000 R09: 0000000000000000
[    8.640613][  T171] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3db
[    8.640822][  T171] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffda224d10
| [    8.642193][  T171] ---[ end trace 0000000000000000 ]---
| [    8.648303][  T171] ------------[ cut here ]------------
| [    8.648461][  T171] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/171
| [    8.649052][  T171] Tainted: [W]=WARN
[    8.649154][  T171] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.649327][  T171] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.649510][  T171] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.650062][  T171] RSP: 0018:ffa00000008871a0 EFLAGS: 00010286
[    8.650235][  T171] RAX: 00000000ffffffa6 RBX: ff1100000944eac0 RCX: 1ff4000000110dfa
[    8.650439][  T171] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000944eb78
[    8.650647][  T171] RBP: ff110000088f9000 R08: 1fe2200001289d70 R09: ff1100000bb90b80
[    8.650907][  T171] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    8.651111][  T171] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    8.651317][  T171] FS:  00007f10e87f0840(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[    8.651559][  T171] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.651787][  T171] CR2: 000000000042ebe0 CR3: 000000000e82f003 CR4: 0000000000771ef0
[    8.651992][  T171] PKRU: 55555554
[    8.652096][  T171] Call Trace:
[    8.652200][  T171]  <TASK>
[    8.652270][  T171]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.652408][  T171]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.652515][  T171]  __dev_notify_flags (net/core/dev.c:9787)
[    8.652654][  T171]  ? netif_change_name (net/core/dev.c:1495)
[    8.652844][  T171]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    8.652980][  T171]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    8.653117][  T171]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    8.653255][  T171]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    8.653392][  T171]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    8.653534][  T171]  ? __dev_get_by_name (net/core/dev.c:883)
[    8.653671][  T171]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    8.653854][  T171]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    8.653995][  T171]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.654134][  T171]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.654272][  T171]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.654409][  T171]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.654552][  T171]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.654692][  T171]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.654828][  T171]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.654962][  T171]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.655099][  T171]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.655236][  T171]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.655374][  T171]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.655514][  T171]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.655650][  T171]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.655789][  T171]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.655925][  T171]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.656064][  T171]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.656200][  T171]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.656340][  T171]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.656481][  T171]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.656618][  T171]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.656758][  T171]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.656895][  T171]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.657032][  T171]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.657169][  T171]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.657306][  T171]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.657442][  T171]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.657614][  T171]  ? move_addr_to_kernel (net/socket.c:258)
[    8.657857][  T171]  ___sys_sendmsg (net/socket.c:2752)
[    8.657992][  T171]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.658131][  T171]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    8.658392][  T171]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    8.658535][  T171]  __sys_sendmsg (net/socket.c:2784)
[    8.658673][  T171]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.658816][  T171]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    8.659040][  T171]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.659176][  T171]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.659311][  T171]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.659445][  T171]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.659674][  T171]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.659847][  T171] RIP: 0033:0x7f10e8a2a08e
[    8.659989][  T171] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.660567][  T171] RSP: 002b:00007fffda2245a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.660777][  T171] RAX: ffffffffffffffda RBX: 00007fffda224d48 RCX: 00007f10e8a2a08e
[    8.661073][  T171] RDX: 0000000000000000 RSI: 00007fffda224650 RDI: 0000000000000005
[    8.661274][  T171] RBP: 00007fffda2245b0 R08: 0000000000000000 R09: 0000000000000000
[    8.661479][  T171] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3db
[    8.661777][  T171] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffda224d10
| [    8.663310][  T171] ---[ end trace 0000000000000000 ]---
| [    8.694706][  T172] ------------[ cut here ]------------
| [    8.694919][  T172] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/172
| [    8.695423][  T172] Tainted: [W]=WARN
[    8.695530][  T172] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.695747][  T172] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.695917][  T172] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.696378][  T172] RSP: 0018:ffa0000000897050 EFLAGS: 00010286
[    8.696547][  T172] RAX: 00000000ffffffa6 RBX: ff1100000cc28040 RCX: 1ff4000000112dd0
[    8.696751][  T172] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc280f8
[    8.696946][  T172] RBP: ff1100000cba9000 R08: 1fe2200001985020 R09: ff11000009f50b80
[    8.697139][  T172] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[    8.697333][  T172] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    8.697535][  T172] FS:  00007fc231541840(0000) GS:ff1100009b2b0000(0000) knlGS:0000000000000000
[    8.697770][  T172] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.697935][  T172] CR2: 00007fc2318111a0 CR3: 000000000e97e002 CR4: 0000000000771ef0
[    8.698133][  T172] PKRU: 55555554
[    8.698232][  T172] Call Trace:
[    8.698329][  T172]  <TASK>
[    8.698436][  T172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.698572][  T172]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    8.698711][  T172]  notifier_call_chain (kernel/notifier.c:85)
[    8.698845][  T172]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[    8.698975][  T172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.699106][  T172]  ? netif_set_group (net/core/dev.c:9947)
[    8.699237][  T172]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[    8.699399][  T172]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[    8.699539][  T172]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[    8.699672][  T172]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    8.699810][  T172]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    8.699973][  T172]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    8.700106][  T172]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.700238][  T172]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    8.700369][  T172]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.700506][  T172]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.700640][  T172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.700779][  T172]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.700910][  T172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.701041][  T172]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    8.701170][  T172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.701301][  T172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.701431][  T172]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    8.701569][  T172]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    8.702187][  T172]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    8.702323][  T172]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.702459][  T172]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    8.702596][  T172]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.702734][  T172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.702865][  T172]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.702996][  T172]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.703129][  T172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.703260][  T172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.703393][  T172]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.703528][  T172]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.703660][  T172]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.703798][  T172]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.703929][  T172]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.704060][  T172]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.704190][  T172]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.704322][  T172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.704453][  T172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.704589][  T172]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.704723][  T172]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.704854][  T172]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.704989][  T172]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.705120][  T172]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.705253][  T172]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.705386][  T172]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.705522][  T172]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.705653][  T172]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.705787][  T172]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.705920][  T172]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.706051][  T172]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.706182][  T172]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.706313][  T172]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.706479][  T172]  ? move_addr_to_kernel (net/socket.c:258)
[    8.706610][  T172]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.706746][  T172]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.706877][  T172]  ___sys_sendmsg (net/socket.c:2752)
[    8.707008][  T172]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    8.707171][  T172]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.707311][  T172]  __sys_sendmsg (net/socket.c:2784)
[    8.707442][  T172]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.707576][  T172]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    8.707745][  T172]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    8.707877][  T172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.708008][  T172]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.708138][  T172]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.708269][  T172]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.708400][  T172]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.708569][  T172] RIP: 0033:0x7fc23177b08e
[    8.708710][  T172] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.709176][  T172] RSP: 002b:00007ffdd617bbb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.709373][  T172] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc23177b08e
[    8.709574][  T172] RDX: 0000000000000000 RSI: 00007ffdd617bc60 RDI: 0000000000000005
[    8.709774][  T172] RBP: 00007ffdd617bbc0 R08: 0000000000000000 R09: 0000000000000000
[    8.709970][  T172] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3dc
[    8.710167][  T172] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd617c330
| [    8.711513][  T172] ---[ end trace 0000000000000000 ]---
| [    8.746528][  T173] ------------[ cut here ]------------
| [    8.747183][  T173] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/173
| [    8.747703][  T173] Tainted: [W]=WARN
[    8.747804][  T173] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.747973][  T173] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.748151][  T173] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.748629][  T173] RSP: 0018:ffa00000008a7050 EFLAGS: 00010286
[    8.748804][  T173] RAX: 00000000ffffffa6 RBX: ff1100000cc29540 RCX: 1ff4000000114dd0
[    8.749002][  T173] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc295f8
[    8.749198][  T173] RBP: ff1100000cbc4000 R08: 1fe22000019852c0 R09: ff1100000c135180
[    8.749396][  T173] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[    8.749601][  T173] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    8.749811][  T173] FS:  00007f545acec840(0000) GS:ff1100009b2b0000(0000) knlGS:0000000000000000
[    8.750042][  T173] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.750209][  T173] CR2: 00007f545b074900 CR3: 000000000e993005 CR4: 0000000000771ef0
[    8.750414][  T173] PKRU: 55555554
[    8.750518][  T173] Call Trace:
[    8.750617][  T173]  <TASK>
[    8.750690][  T173]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.750824][  T173]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    8.750957][  T173]  notifier_call_chain (kernel/notifier.c:85)
[    8.751093][  T173]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[    8.751227][  T173]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.751362][  T173]  ? netif_set_group (net/core/dev.c:9947)
[    8.751504][  T173]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[    8.751671][  T173]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[    8.751811][  T173]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[    8.751946][  T173]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    8.752078][  T173]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    8.752244][  T173]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    8.752378][  T173]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.752514][  T173]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    8.752647][  T173]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.752787][  T173]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.752920][  T173]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.753052][  T173]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.753185][  T173]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.753318][  T173]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    8.753449][  T173]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.753585][  T173]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.753781][  T173]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    8.753914][  T173]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    8.754046][  T173]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    8.754179][  T173]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.754316][  T173]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    8.754451][  T173]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.754590][  T173]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.754797][  T173]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.755065][  T173]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.755201][  T173]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.755333][  T173]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.755469][  T173]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.755603][  T173]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.755801][  T173]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.755933][  T173]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.756065][  T173]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.756196][  T173]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.756328][  T173]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.756462][  T173]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.756613][  T173]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.756825][  T173]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.756958][  T173]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.757090][  T173]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.757226][  T173]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.757356][  T173]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.757495][  T173]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.757628][  T173]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.757831][  T173]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.757965][  T173]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.758098][  T173]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.758232][  T173]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.758367][  T173]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.758504][  T173]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.758636][  T173]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.758811][  T173]  ? move_addr_to_kernel (net/socket.c:258)
[    8.758946][  T173]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.759078][  T173]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.759213][  T173]  ___sys_sendmsg (net/socket.c:2752)
[    8.759344][  T173]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    8.759514][  T173]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.759655][  T173]  __sys_sendmsg (net/socket.c:2784)
[    8.759793][  T173]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.759927][  T173]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    8.760095][  T173]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    8.760229][  T173]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.760362][  T173]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.760498][  T173]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.760632][  T173]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.760769][  T173]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.760934][  T173] RIP: 0033:0x7f545af2608e
[    8.761072][  T173] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.761547][  T173] RSP: 002b:00007fff227ed6a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.761754][  T173] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f545af2608e
[    8.761953][  T173] RDX: 0000000000000000 RSI: 00007fff227ed750 RDI: 0000000000000005
[    8.762149][  T173] RBP: 00007fff227ed6b0 R08: 0000000000000000 R09: 0000000000000000
[    8.762347][  T173] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3dc
[    8.762548][  T173] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff227ede20
| [    8.794660][  T174] vethA: entered promiscuous mode
| [    8.794896][  T174] ------------[ cut here ]------------
| [    8.795040][  T174] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/174
| [    8.795581][  T174] Tainted: [W]=WARN
[    8.795694][  T174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.795876][  T174] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.796061][  T174] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.796573][  T174] RSP: 0018:ffa0000000896fb0 EFLAGS: 00010286
[    8.796759][  T174] RAX: 00000000ffffffa6 RBX: ff1100000c87d380 RCX: 1ff4000000112dbc
[    8.796974][  T174] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c87d438
[    8.797188][  T174] RBP: ff1100000cba9000 R08: 1fe220000190fa88 R09: ff1100000c130b80
[    8.797401][  T174] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[    8.797619][  T174] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cba9000
[    8.797837][  T174] FS:  00007f15c59b4840(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[    8.798087][  T174] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.798266][  T174] CR2: 00007f15c5bad460 CR3: 000000000ba9e001 CR4: 0000000000771ef0
[    8.798484][  T174] PKRU: 55555554
[    8.798591][  T174] Call Trace:
[    8.798704][  T174]  <TASK>
[    8.798778][  T174]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.798921][  T174]  ? netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.799063][  T174]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.799172][  T174]  __dev_notify_flags (net/core/dev.c:9787)
[    8.799314][  T174]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[    8.799458][  T174]  ? netdev_notice (net/core/dev.c:13008)
[    8.799604][  T174]  ? netif_change_name (net/core/dev.c:1495)
[    8.799757][  T174]  __dev_set_promiscuity (net/core/dev.c:9630)
[    8.799902][  T174]  netif_set_promiscuity (net/core/dev.c:9639)
[    8.800047][  T174]  dev_set_promiscuity (net/core/dev_api.c:288)
[    8.800190][  T174]  hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213)
[    8.800335][  T174]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[    8.800484][  T174]  ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881)
[    8.800630][  T174]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[    8.800780][  T174]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    8.800924][  T174]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[    8.801069][  T174]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[    8.801213][  T174]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    8.801357][  T174]  ? nla_strscpy (lib/nlattr.c:795)
[    8.801507][  T174]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    8.801652][  T174]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    8.801798][  T174]  ? __dev_get_by_name (net/core/dev.c:883)
[    8.801940][  T174]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    8.802088][  T174]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    8.802233][  T174]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.802378][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.802525][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.802669][  T174]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.802819][  T174]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.802963][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.803106][  T174]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.803249][  T174]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.803391][  T174]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.803540][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.803689][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.803831][  T174]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.803973][  T174]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.804114][  T174]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.804257][  T174]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.804403][  T174]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.804549][  T174]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.804696][  T174]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.804839][  T174]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.804981][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.805125][  T174]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.805268][  T174]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.805413][  T174]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.805561][  T174]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.805709][  T174]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.805851][  T174]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.806026][  T174]  ? move_addr_to_kernel (net/socket.c:258)
[    8.806172][  T174]  ___sys_sendmsg (net/socket.c:2752)
[    8.806313][  T174]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.806459][  T174]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.806614][  T174]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    8.806763][  T174]  __sys_sendmsg (net/socket.c:2784)
[    8.806907][  T174]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.807052][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.807194][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.807337][  T174]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.807483][  T174]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.807626][  T174]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.807774][  T174]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.807949][  T174] RIP: 0033:0x7f15c5bee08e
[    8.808097][  T174] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.808610][  T174] RSP: 002b:00007ffd658202b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.808830][  T174] RAX: ffffffffffffffda RBX: 00007ffd65820a60 RCX: 00007f15c5bee08e
[    8.809043][  T174] RDX: 0000000000000000 RSI: 00007ffd65820360 RDI: 0000000000000005
[    8.809257][  T174] RBP: 00007ffd658202c0 R08: 0000000000000000 R09: 0000000000000000
[    8.809476][  T174] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3db
[    8.809691][  T174] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd65820a30
| [    8.811112][  T174] ---[ end trace 0000000000000000 ]---
| [    8.811512][  T174] ------------[ cut here ]------------
| [    8.811649][  T174] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/174
| [    8.812168][  T174] Tainted: [W]=WARN
[    8.812272][  T174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.812446][  T174] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.812629][  T174] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.813123][  T174] RSP: 0018:ffa0000000896f90 EFLAGS: 00010286
[    8.813297][  T174] RAX: 00000000ffffffa6 RBX: ff1100000c87d540 RCX: 1ff4000000112db8
[    8.813510][  T174] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c87d5f8
[    8.813721][  T174] RBP: ff1100000cba9000 R08: 1fe220000190fac0 R09: ff1100000c130b80
[    8.813927][  T174] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[    8.814132][  T174] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[    8.814340][  T174] FS:  00007f15c59b4840(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[    8.814584][  T174] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.814760][  T174] CR2: 00007f15c5bad460 CR3: 000000000ba9e001 CR4: 0000000000771ef0
[    8.814967][  T174] PKRU: 55555554
[    8.815070][  T174] Call Trace:
[    8.815174][  T174]  <TASK>
[    8.815246][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.815385][  T174]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    8.815529][  T174]  notifier_call_chain (kernel/notifier.c:85)
[    8.815670][  T174]  __netdev_upper_dev_link (net/core/dev.c:8931)
[    8.815816][  T174]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[    8.815957][  T174]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[    8.816096][  T174]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.816239][  T174]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[    8.816379][  T174]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[    8.816524][  T174]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[    8.816663][  T174]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[    8.816808][  T174]  hsr_add_port (net/hsr/hsr_slave.c:165 net/hsr/hsr_slave.c:213)
[    8.816948][  T174]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[    8.817087][  T174]  ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881)
[    8.817227][  T174]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[    8.817367][  T174]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    8.817510][  T174]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[    8.817649][  T174]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[    8.817794][  T174]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    8.817933][  T174]  ? nla_strscpy (lib/nlattr.c:795)
[    8.818071][  T174]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    8.818210][  T174]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    8.818349][  T174]  ? __dev_get_by_name (net/core/dev.c:883)
[    8.818586][  T174]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    8.818732][  T174]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    8.818873][  T174]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.819015][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.819245][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.819383][  T174]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.819529][  T174]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.819669][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.819906][  T174]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.820046][  T174]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.820183][  T174]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.820320][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.820556][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.820698][  T174]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.820836][  T174]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.820975][  T174]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.821205][  T174]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.821346][  T174]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.821486][  T174]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.821626][  T174]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.821769][  T174]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.821907][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.822049][  T174]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.822187][  T174]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.822417][  T174]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.822561][  T174]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.822704][  T174]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.822843][  T174]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.823104][  T174]  ? move_addr_to_kernel (net/socket.c:258)
[    8.823247][  T174]  ___sys_sendmsg (net/socket.c:2752)
[    8.823389][  T174]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.823534][  T174]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.823776][  T174]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    8.823916][  T174]  __sys_sendmsg (net/socket.c:2784)
[    8.824054][  T174]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.824198][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.824427][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.824575][  T174]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.824718][  T174]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.824856][  T174]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.825085][  T174]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.825257][  T174] RIP: 0033:0x7f15c5bee08e
[    8.825401][  T174] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.825997][  T174] RSP: 002b:00007ffd658202b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.826205][  T174] RAX: ffffffffffffffda RBX: 00007ffd65820a60 RCX: 00007f15c5bee08e
[    8.826510][  T174] RDX: 0000000000000000 RSI: 00007ffd65820360 RDI: 0000000000000005
[    8.826721][  T174] RBP: 00007ffd658202c0 R08: 0000000000000000 R09: 0000000000000000
[    8.827025][  T174] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3db
[    8.827230][  T174] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd65820a30
| [    8.828891][  T174] ---[ end trace 0000000000000000 ]---
| [    8.829114][  T174] ------------[ cut here ]------------
| [    8.829249][  T174] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/174
| [    8.829873][  T174] Tainted: [W]=WARN
[    8.829979][  T174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.830249][  T174] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.830431][  T174] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.831036][  T174] RSP: 0018:ffa0000000896f10 EFLAGS: 00010286
[    8.831213][  T174] RAX: 00000000ffffffa6 RBX: ff1100000c87d700 RCX: 1ff4000000112da8
[    8.831422][  T174] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c87d7b8
[    8.831737][  T174] RBP: ff1100000eb24000 R08: 1fe220000190faf8 R09: ff1100000c130b80
[    8.831946][  T174] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[    8.832249][  T174] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[    8.832458][  T174] FS:  00007f15c59b4840(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[    8.832715][  T174] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.832890][  T174] CR2: 00007f15c5bad460 CR3: 000000000ba9e001 CR4: 0000000000771ef0
[    8.833099][  T174] PKRU: 55555554
[    8.833204][  T174] Call Trace:
[    8.833309][  T174]  <TASK>
[    8.833381][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.833529][  T174]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    8.833671][  T174]  notifier_call_chain (kernel/notifier.c:85)
[    8.833818][  T174]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[    8.833959][  T174]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[    8.834101][  T174]  ? __netdev_update_features (net/core/dev.c:11041)
[    8.834245][  T174]  netif_set_mtu (net/core/dev.c:9910)
[    8.834387][  T174]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[    8.834538][  T174]  dev_set_mtu (net/core/dev_api.c:249)
[    8.834645][  T174]  ? dev_disable_lro (net/core/dev_api.c:267)
[    8.834790][  T174]  hsr_add_port (net/hsr/hsr_slave.c:220 (discriminator 1))
[    8.834932][  T174]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[    8.835074][  T174]  ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881)
[    8.835216][  T174]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[    8.835358][  T174]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    8.835504][  T174]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[    8.835645][  T174]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[    8.835792][  T174]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    8.835934][  T174]  ? nla_strscpy (lib/nlattr.c:795)
[    8.836075][  T174]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    8.836219][  T174]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    8.836363][  T174]  ? __dev_get_by_name (net/core/dev.c:883)
[    8.836510][  T174]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    8.836656][  T174]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    8.836804][  T174]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.836947][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.837088][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.837228][  T174]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.837373][  T174]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.837518][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.837662][  T174]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.837808][  T174]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.837949][  T174]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.838089][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.838231][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.838374][  T174]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.838521][  T174]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.838663][  T174]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.838810][  T174]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.838954][  T174]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.839095][  T174]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.839239][  T174]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.839381][  T174]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.839526][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.839668][  T174]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.839816][  T174]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.839959][  T174]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.840100][  T174]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.840242][  T174]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.840383][  T174]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.840560][  T174]  ? move_addr_to_kernel (net/socket.c:258)
[    8.840710][  T174]  ___sys_sendmsg (net/socket.c:2752)
[    8.840849][  T174]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.840991][  T174]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.841141][  T174]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    8.841283][  T174]  __sys_sendmsg (net/socket.c:2784)
[    8.841425][  T174]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.841574][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.841719][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.841860][  T174]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.842001][  T174]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.842143][  T174]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.842284][  T174]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.842458][  T174] RIP: 0033:0x7f15c5bee08e
[    8.842610][  T174] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.843113][  T174] RSP: 002b:00007ffd658202b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.843326][  T174] RAX: ffffffffffffffda RBX: 00007ffd65820a60 RCX: 00007f15c5bee08e
[    8.843540][  T174] RDX: 0000000000000000 RSI: 00007ffd65820360 RDI: 0000000000000005
[    8.843755][  T174] RBP: 00007ffd658202c0 R08: 0000000000000000 R09: 0000000000000000
[    8.843968][  T174] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3db
[    8.844179][  T174] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd65820a30
| [    8.845791][  T174] vethB: entered promiscuous mode
| [    8.845999][  T174] ------------[ cut here ]------------
| [    8.846137][  T174] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/174
| [    8.846674][  T174] Tainted: [W]=WARN
[    8.846787][  T174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.846965][  T174] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.847148][  T174] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.847656][  T174] RSP: 0018:ffa0000000896fb0 EFLAGS: 00010286
[    8.847840][  T174] RAX: 00000000ffffffa6 RBX: ff1100000c87d8c0 RCX: 1ff4000000112dbc
[    8.848050][  T174] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c87d978
[    8.848260][  T174] RBP: ff110000088f9000 R08: 1fe220000190fb30 R09: ff1100000c130b80
[    8.848476][  T174] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[    8.848696][  T174] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000088f9000
[    8.848910][  T174] FS:  00007f15c59b4840(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[    8.849158][  T174] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.849334][  T174] CR2: 00007f15c5bad460 CR3: 000000000ba9e001 CR4: 0000000000771ef0
[    8.849551][  T174] PKRU: 55555554
[    8.849657][  T174] Call Trace:
[    8.849769][  T174]  <TASK>
[    8.849842][  T174]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.849985][  T174]  ? netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.850127][  T174]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.850235][  T174]  __dev_notify_flags (net/core/dev.c:9787)
[    8.850377][  T174]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[    8.850524][  T174]  ? netdev_notice (net/core/dev.c:13008)
[    8.850666][  T174]  ? netif_change_name (net/core/dev.c:1495)
[    8.850818][  T174]  __dev_set_promiscuity (net/core/dev.c:9630)
[    8.850962][  T174]  netif_set_promiscuity (net/core/dev.c:9639)
[    8.851104][  T174]  dev_set_promiscuity (net/core/dev_api.c:288)
[    8.851247][  T174]  hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213)
[    8.851391][  T174]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[    8.851538][  T174]  ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881)
[    8.851685][  T174]  hsr_dev_finalize (net/hsr/hsr_device.c:794)
[    8.851829][  T174]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    8.851974][  T174]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[    8.852115][  T174]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[    8.852257][  T174]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    8.852402][  T174]  ? nla_strscpy (lib/nlattr.c:795)
[    8.852546][  T174]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    8.852693][  T174]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    8.852835][  T174]  ? __dev_get_by_name (net/core/dev.c:883)
[    8.852977][  T174]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    8.853124][  T174]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    8.853269][  T174]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.853413][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.853559][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.853706][  T174]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.853851][  T174]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.853993][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.854137][  T174]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.854280][  T174]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.854420][  T174]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.854564][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.854711][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.854851][  T174]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.854995][  T174]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.855136][  T174]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.855279][  T174]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.855424][  T174]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.855569][  T174]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.855717][  T174]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.855859][  T174]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.856002][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.856146][  T174]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.856289][  T174]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.856431][  T174]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.856579][  T174]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.856725][  T174]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.856867][  T174]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.857044][  T174]  ? move_addr_to_kernel (net/socket.c:258)
[    8.857189][  T174]  ___sys_sendmsg (net/socket.c:2752)
[    8.857330][  T174]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.857478][  T174]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.857629][  T174]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    8.857776][  T174]  __sys_sendmsg (net/socket.c:2784)
[    8.857920][  T174]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.858065][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.858208][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.858351][  T174]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.858501][  T174]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.858643][  T174]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.858791][  T174]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.858970][  T174] RIP: 0033:0x7f15c5bee08e
[    8.859118][  T174] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.859632][  T174] RSP: 002b:00007ffd658202b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.859853][  T174] RAX: ffffffffffffffda RBX: 00007ffd65820a60 RCX: 00007f15c5bee08e
[    8.860067][  T174] RDX: 0000000000000000 RSI: 00007ffd65820360 RDI: 0000000000000005
[    8.860280][  T174] RBP: 00007ffd658202c0 R08: 0000000000000000 R09: 0000000000000000
[    8.860497][  T174] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3db
[    8.860716][  T174] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd65820a30
| [    8.862142][  T174] ---[ end trace 0000000000000000 ]---
| [    8.862516][  T174] ------------[ cut here ]------------
| [    8.862652][  T174] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/174
| [    8.863168][  T174] Tainted: [W]=WARN
[    8.863272][  T174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.863450][  T174] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.863633][  T174] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.864125][  T174] RSP: 0018:ffa0000000896f90 EFLAGS: 00010286
[    8.864310][  T174] RAX: 00000000ffffffa6 RBX: ff1100000c87da80 RCX: 1ff4000000112db8
[    8.864519][  T174] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c87db38
[    8.864727][  T174] RBP: ff110000088f9000 R08: 1fe220000190fb68 R09: ff1100000c130b80
[    8.864932][  T174] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[    8.865138][  T174] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[    8.865349][  T174] FS:  00007f15c59b4840(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[    8.865595][  T174] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.865772][  T174] CR2: 00007f15c5bad460 CR3: 000000000ba9e001 CR4: 0000000000771ef0
[    8.865979][  T174] PKRU: 55555554
[    8.866083][  T174] Call Trace:
[    8.866187][  T174]  <TASK>
[    8.866258][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.866396][  T174]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    8.866538][  T174]  notifier_call_chain (kernel/notifier.c:85)
[    8.866683][  T174]  __netdev_upper_dev_link (net/core/dev.c:8931)
[    8.866824][  T174]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[    8.866963][  T174]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[    8.867103][  T174]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.867243][  T174]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[    8.867382][  T174]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[    8.867523][  T174]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[    8.867661][  T174]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[    8.867804][  T174]  hsr_add_port (net/hsr/hsr_slave.c:165 net/hsr/hsr_slave.c:213)
[    8.867943][  T174]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[    8.868081][  T174]  ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881)
[    8.868221][  T174]  hsr_dev_finalize (net/hsr/hsr_device.c:794)
[    8.868360][  T174]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    8.868502][  T174]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[    8.868639][  T174]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[    8.868783][  T174]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    8.868922][  T174]  ? nla_strscpy (lib/nlattr.c:795)
[    8.869063][  T174]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    8.869203][  T174]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    8.869342][  T174]  ? __dev_get_by_name (net/core/dev.c:883)
[    8.869483][  T174]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    8.869626][  T174]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    8.869774][  T174]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.869913][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.870052][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.870190][  T174]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.870331][  T174]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.870474][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.870612][  T174]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.870757][  T174]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.870895][  T174]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.871032][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.871171][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.871309][  T174]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.871448][  T174]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.871594][  T174]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.871737][  T174]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.871877][  T174]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.872015][  T174]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.872155][  T174]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.872295][  T174]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.872435][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.872583][  T174]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.872726][  T174]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.872865][  T174]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.873005][  T174]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.873143][  T174]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.873281][  T174]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.873454][  T174]  ? move_addr_to_kernel (net/socket.c:258)
[    8.873602][  T174]  ___sys_sendmsg (net/socket.c:2752)
[    8.873745][  T174]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.873884][  T174]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.874030][  T174]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    8.874171][  T174]  __sys_sendmsg (net/socket.c:2784)
[    8.874311][  T174]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.874452][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.874596][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.874744][  T174]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.874882][  T174]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.875021][  T174]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.875160][  T174]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.875334][  T174] RIP: 0033:0x7f15c5bee08e
[    8.875482][  T174] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.875987][  T174] RSP: 002b:00007ffd658202b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.876198][  T174] RAX: ffffffffffffffda RBX: 00007ffd65820a60 RCX: 00007f15c5bee08e
[    8.876409][  T174] RDX: 0000000000000000 RSI: 00007ffd65820360 RDI: 0000000000000005
[    8.876620][  T174] RBP: 00007ffd658202c0 R08: 0000000000000000 R09: 0000000000000000
[    8.876831][  T174] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3db
[    8.877424][  T174] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd65820a30
| [    8.878918][  T174] ---[ end trace 0000000000000000 ]---
| [    8.879235][  T174] ------------[ cut here ]------------
| [    8.879368][  T174] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/174
| [    8.879974][  T174] Tainted: [W]=WARN
[    8.880079][  T174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.880249][  T174] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.880519][  T174] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.881005][  T174] RSP: 0018:ffa0000000897160 EFLAGS: 00010286
[    8.881266][  T174] RAX: 00000000ffffffa6 RBX: ff1100000c87dc40 RCX: 1ff4000000112df2
[    8.881472][  T174] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c87dcf8
[    8.881684][  T174] RBP: ff110000088f9000 R08: 1fe220000190fba0 R09: ff1100000c130b80
[    8.881887][  T174] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[    8.882091][  T174] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[    8.882384][  T174] FS:  00007f15c59b4840(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[    8.882626][  T174] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.882800][  T174] CR2: 00007f15c5bad460 CR3: 000000000ba9e001 CR4: 0000000000771ef0
[    8.883104][  T174] PKRU: 55555554
[    8.883207][  T174] Call Trace:
[    8.883308][  T174]  <TASK>
[    8.883377][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.883516][  T174]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    8.883749][  T174]  notifier_call_chain (kernel/notifier.c:85)
[    8.883888][  T174]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[    8.884026][  T174]  ? __dev_open (net/core/dev.h:182)
[    8.884166][  T174]  hsr_dev_finalize (net/hsr/hsr_device.c:800)
[    8.884401][  T174]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    8.884547][  T174]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[    8.884690][  T174]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[    8.884828][  T174]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    8.884965][  T174]  ? nla_strscpy (lib/nlattr.c:795)
[    8.885103][  T174]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    8.885242][  T174]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    8.885378][  T174]  ? __dev_get_by_name (net/core/dev.c:883)
[    8.885522][  T174]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    8.885664][  T174]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    8.885810][  T174]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.885950][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.886087][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.886225][  T174]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.886365][  T174]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.886507][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.886648][  T174]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.886791][  T174]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.886927][  T174]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.887063][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.887201][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.887339][  T174]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.887479][  T174]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.887617][  T174]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.887759][  T174]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.887898][  T174]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.888034][  T174]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.888171][  T174]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.888311][  T174]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.888448][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.888591][  T174]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.888735][  T174]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.888873][  T174]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.889010][  T174]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.889148][  T174]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.889285][  T174]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.889454][  T174]  ? move_addr_to_kernel (net/socket.c:258)
[    8.889600][  T174]  ___sys_sendmsg (net/socket.c:2752)
[    8.889741][  T174]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.889880][  T174]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.890023][  T174]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    8.890163][  T174]  __sys_sendmsg (net/socket.c:2784)
[    8.890299][  T174]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.890439][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.890581][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.890724][  T174]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.890862][  T174]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.891024][  T174]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.891161][  T174]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.891330][  T174] RIP: 0033:0x7f15c5bee08e
[    8.891476][  T174] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.891969][  T174] RSP: 002b:00007ffd658202b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.892174][  T174] RAX: ffffffffffffffda RBX: 00007ffd65820a60 RCX: 00007f15c5bee08e
[    8.892378][  T174] RDX: 0000000000000000 RSI: 00007ffd65820360 RDI: 0000000000000005
[    8.892584][  T174] RBP: 00007ffd658202c0 R08: 0000000000000000 R09: 0000000000000000
[    8.892802][  T174] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3db
[    8.893006][  T174] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd65820a30
| [    8.894376][  T174] ---[ end trace 0000000000000000 ]---
| [    8.900644][  T174] ------------[ cut here ]------------
| [    8.900803][  T174] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/174
| [    8.901315][  T174] Tainted: [W]=WARN
[    8.901418][  T174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.901591][  T174] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.901773][  T174] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.902351][  T174] RSP: 0018:ffa00000008971a0 EFLAGS: 00010286
[    8.902535][  T174] RAX: 00000000ffffffa6 RBX: ff1100000c87de00 RCX: 1ff4000000112dfa
[    8.902742][  T174] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c87deb8
[    8.903035][  T174] RBP: ff1100000eb24000 R08: 1fe220000190fbd8 R09: ff1100000c130b80
[    8.903237][  T174] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    8.903548][  T174] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    8.903758][  T174] FS:  00007f15c59b4840(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[    8.903995][  T174] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.904258][  T174] CR2: 00007f15c5bad460 CR3: 000000000ba9e001 CR4: 0000000000771ef0
[    8.904462][  T174] PKRU: 55555554
[    8.904570][  T174] Call Trace:
[    8.904671][  T174]  <TASK>
[    8.904745][  T174]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.904882][  T174]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.904985][  T174]  __dev_notify_flags (net/core/dev.c:9787)
[    8.905120][  T174]  ? netif_change_name (net/core/dev.c:1495)
[    8.905255][  T174]  ? hsr_dev_finalize (net/hsr/hsr_device.c:815 (discriminator 1))
[    8.905484][  T174]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    8.905621][  T174]  ? hsr_newlink (net/hsr/hsr_netlink.c:133)
[    8.905759][  T174]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[    8.905895][  T174]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    8.906119][  T174]  ? nla_strscpy (lib/nlattr.c:795)
[    8.906254][  T174]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    8.906391][  T174]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    8.906527][  T174]  ? __dev_get_by_name (net/core/dev.c:883)
[    8.906757][  T174]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    8.906898][  T174]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    8.907037][  T174]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.907174][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.907398][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.907539][  T174]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.907681][  T174]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.907820][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.908046][  T174]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.908181][  T174]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.908316][  T174]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.908452][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.908687][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.908823][  T174]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.908957][  T174]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.909093][  T174]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.909317][  T174]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.909457][  T174]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.909596][  T174]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.909824][  T174]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.909964][  T174]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.910100][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.910236][  T174]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.910373][  T174]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.910603][  T174]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.910744][  T174]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.910880][  T174]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.911015][  T174]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.911272][  T174]  ? move_addr_to_kernel (net/socket.c:258)
[    8.911411][  T174]  ___sys_sendmsg (net/socket.c:2752)
[    8.911551][  T174]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.911778][  T174]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.911924][  T174]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    8.912060][  T174]  __sys_sendmsg (net/socket.c:2784)
[    8.912194][  T174]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.912419][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.912559][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.912701][  T174]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.912836][  T174]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.913059][  T174]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.913195][  T174]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.913362][  T174] RIP: 0033:0x7f15c5bee08e
[    8.913505][  T174] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.914085][  T174] RSP: 002b:00007ffd658202b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.914383][  T174] RAX: ffffffffffffffda RBX: 00007ffd65820a60 RCX: 00007f15c5bee08e
[    8.914590][  T174] RDX: 0000000000000000 RSI: 00007ffd65820360 RDI: 0000000000000005
[    8.914795][  T174] RBP: 00007ffd658202c0 R08: 0000000000000000 R09: 0000000000000000
[    8.915093][  T174] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3db
[    8.915294][  T174] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd65820a30
| [    8.951426][  T175] vethA: entered promiscuous mode
| [    8.951656][  T175] ------------[ cut here ]------------
| [    8.952437][  T175] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/175
| [    8.953081][  T175] Tainted: [W]=WARN
[    8.953190][  T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.953369][  T175] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.953561][  T175] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.954175][  T175] RSP: 0018:ffa00000008a6fb0 EFLAGS: 00010286
[    8.954358][  T175] RAX: 00000000ffffffa6 RBX: ff110000096b5c40 RCX: 1ff4000000114dbc
[    8.954575][  T175] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000096b5cf8
[    8.954873][  T175] RBP: ff1100000cbc4000 R08: 1fe22000012d6ba0 R09: ff1100000c008b80
[    8.955088][  T175] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[    8.955304][  T175] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cbc4000
[    8.955523][  T175] FS:  00007ff2a61ec840(0000) GS:ff1100009b330000(0000) knlGS:0000000000000000
[    8.955859][  T175] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.956040][  T175] CR2: 000000001d01b9e8 CR3: 000000000b842005 CR4: 0000000000771ef0
[    8.956256][  T175] PKRU: 55555554
[    8.956364][  T175] Call Trace:
[    8.956477][  T175]  <TASK>
[    8.956551][  T175]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.956773][  T175]  ? netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.956918][  T175]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.957028][  T175]  __dev_notify_flags (net/core/dev.c:9787)
[    8.957172][  T175]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[    8.957317][  T175]  ? netdev_notice (net/core/dev.c:13008)
[    8.957460][  T175]  ? netif_change_name (net/core/dev.c:1495)
[    8.957612][  T175]  __dev_set_promiscuity (net/core/dev.c:9630)
[    8.957842][  T175]  netif_set_promiscuity (net/core/dev.c:9639)
[    8.957988][  T175]  dev_set_promiscuity (net/core/dev_api.c:288)
[    8.958131][  T175]  hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213)
[    8.958275][  T175]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[    8.958419][  T175]  ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881)
[    8.958571][  T175]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[    8.958777][  T175]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    8.958923][  T175]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[    8.959067][  T175]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[    8.959210][  T175]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    8.959354][  T175]  ? nla_strscpy (lib/nlattr.c:795)
[    8.959504][  T175]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    8.959650][  T175]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    8.959887][  T175]  ? __dev_get_by_name (net/core/dev.c:883)
[    8.960033][  T175]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    8.960179][  T175]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    8.960328][  T175]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.960478][  T175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.960621][  T175]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.960816][  T175]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.960967][  T175]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.961112][  T175]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.961254][  T175]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.961400][  T175]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.961548][  T175]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.961695][  T175]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.961840][  T175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.961984][  T175]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.962130][  T175]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.962274][  T175]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.962420][  T175]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.962574][  T175]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.962723][  T175]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.962867][  T175]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.963011][  T175]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.963157][  T175]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.963303][  T175]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.963448][  T175]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.963598][  T175]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.963748][  T175]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.963892][  T175]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.964037][  T175]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.964215][  T175]  ? move_addr_to_kernel (net/socket.c:258)
[    8.964361][  T175]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.964511][  T175]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.964656][  T175]  ___sys_sendmsg (net/socket.c:2752)
[    8.964805][  T175]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    8.964982][  T175]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.965134][  T175]  __sys_sendmsg (net/socket.c:2784)
[    8.965276][  T175]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.965421][  T175]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    8.965605][  T175]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    8.965755][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.965899][  T175]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.966041][  T175]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.966184][  T175]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.966329][  T175]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.966513][  T175] RIP: 0033:0x7ff2a642608e
[    8.966662][  T175] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.967178][  T175] RSP: 002b:00007ffeac8b4560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.967395][  T175] RAX: ffffffffffffffda RBX: 00007ffeac8b4d10 RCX: 00007ff2a642608e
[    8.967614][  T175] RDX: 0000000000000000 RSI: 00007ffeac8b4610 RDI: 0000000000000005
[    8.967833][  T175] RBP: 00007ffeac8b4570 R08: 0000000000000000 R09: 0000000000000000
[    8.968049][  T175] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3db
[    8.968264][  T175] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeac8b4ce0
| [    8.969732][  T175] ---[ end trace 0000000000000000 ]---
| [    8.970154][  T175] ------------[ cut here ]------------
| [    8.970343][  T175] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/175
| [    8.971006][  T175] Tainted: [W]=WARN
[    8.971158][  T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.971380][  T175] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.971616][  T175] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.972178][  T175] RSP: 0018:ffa00000008a6f90 EFLAGS: 00010286
[    8.972400][  T175] RAX: 00000000ffffffa6 RBX: ff110000096b5e00 RCX: 1ff4000000114db8
[    8.972662][  T175] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000096b5eb8
[    8.972934][  T175] RBP: ff1100000cbc4000 R08: 1fe22000012d6bd8 R09: ff1100000c008b80
[    8.973187][  T175] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[    8.973441][  T175] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[    8.973718][  T175] FS:  00007ff2a61ec840(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[    8.974012][  T175] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.974235][  T175] CR2: 00007f10e8a7b2a0 CR3: 000000000b842006 CR4: 0000000000771ef0
[    8.974497][  T175] PKRU: 55555554
[    8.974647][  T175] Call Trace:
[    8.974811][  T175]  <TASK>
[    8.974931][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.975119][  T175]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    8.975308][  T175]  notifier_call_chain (kernel/notifier.c:85)
[    8.975506][  T175]  __netdev_upper_dev_link (net/core/dev.c:8931)
[    8.975705][  T175]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[    8.975892][  T175]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[    8.976078][  T175]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.976265][  T175]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[    8.976451][  T175]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[    8.976648][  T175]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[    8.976844][  T175]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[    8.977030][  T175]  hsr_add_port (net/hsr/hsr_slave.c:165 net/hsr/hsr_slave.c:213)
[    8.977216][  T175]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[    8.977400][  T175]  ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881)
[    8.977596][  T175]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[    8.977798][  T175]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    8.977984][  T175]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[    8.978172][  T175]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[    8.978356][  T175]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    8.978547][  T175]  ? nla_strscpy (lib/nlattr.c:795)
[    8.978746][  T175]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    8.978934][  T175]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    8.979121][  T175]  ? __dev_get_by_name (net/core/dev.c:883)
[    8.979305][  T175]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    8.979501][  T175]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    8.979706][  T175]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.979891][  T175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.980076][  T175]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.980260][  T175]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.980451][  T175]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.980644][  T175]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.980840][  T175]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.981026][  T175]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.981212][  T175]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.981396][  T175]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.981590][  T175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.981788][  T175]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.981975][  T175]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.982159][  T175]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.982344][  T175]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.982541][  T175]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.982742][  T175]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.982933][  T175]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.983119][  T175]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.983305][  T175]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.983499][  T175]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.983699][  T175]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.983885][  T175]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.984077][  T175]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.984264][  T175]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.984448][  T175]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.984687][  T175]  ? move_addr_to_kernel (net/socket.c:258)
[    8.984874][  T175]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.985061][  T175]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.985249][  T175]  ___sys_sendmsg (net/socket.c:2752)
[    8.985436][  T175]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    8.985661][  T175]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.985869][  T175]  __sys_sendmsg (net/socket.c:2784)
[    8.986056][  T175]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.986241][  T175]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    8.986464][  T175]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    8.986657][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.986858][  T175]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.987045][  T175]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.987229][  T175]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.987414][  T175]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.987643][  T175] RIP: 0033:0x7ff2a642608e
[    8.987848][  T175] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.988381][  T175] RSP: 002b:00007ffeac8b4560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.988642][  T175] RAX: ffffffffffffffda RBX: 00007ffeac8b4d10 RCX: 00007ff2a642608e
[    8.988904][  T175] RDX: 0000000000000000 RSI: 00007ffeac8b4610 RDI: 0000000000000005
[    8.989156][  T175] RBP: 00007ffeac8b4570 R08: 0000000000000000 R09: 0000000000000000
[    8.989410][  T175] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3db
[    8.989668][  T175] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeac8b4ce0
| [    8.991400][  T175] ---[ end trace 0000000000000000 ]---
| [    8.991709][  T175] ------------[ cut here ]------------
| [    8.991891][  T175] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/175
| [    8.992510][  T175] Tainted: [W]=WARN
[    8.992663][  T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.992897][  T175] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.993122][  T175] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.993671][  T175] RSP: 0018:ffa00000008a6f10 EFLAGS: 00010286
[    8.993909][  T175] RAX: 00000000ffffffa6 RBX: ff1100000c3ae040 RCX: 1ff4000000114da8
[    8.994161][  T175] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c3ae0f8
[    8.994417][  T175] RBP: ff1100000ceb4000 R08: 1fe2200001875c20 R09: ff1100000c008b80
[    8.994692][  T175] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[    8.994947][  T175] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[    8.995202][  T175] FS:  00007ff2a61ec840(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[    8.995498][  T175] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.995730][  T175] CR2: 00007f10e8a7b2a0 CR3: 000000000b842006 CR4: 0000000000771ef0
[    8.995986][  T175] PKRU: 55555554
[    8.996139][  T175] Call Trace:
[    8.996288][  T175]  <TASK>
[    8.996405][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.996601][  T175]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    8.996802][  T175]  notifier_call_chain (kernel/notifier.c:85)
[    8.996989][  T175]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[    8.997176][  T175]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[    8.997363][  T175]  ? __netdev_update_features (net/core/dev.c:11041)
[    8.997566][  T175]  netif_set_mtu (net/core/dev.c:9910)
[    8.997765][  T175]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[    8.997955][  T175]  dev_set_mtu (net/core/dev_api.c:249)
[    8.998109][  T175]  ? dev_disable_lro (net/core/dev_api.c:267)
[    8.998295][  T175]  hsr_add_port (net/hsr/hsr_slave.c:220 (discriminator 1))
[    8.998489][  T175]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[    8.998690][  T175]  ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881)
[    8.998878][  T175]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[    8.999069][  T175]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    8.999255][  T175]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[    8.999444][  T175]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[    8.999637][  T175]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    8.999833][  T175]  ? nla_strscpy (lib/nlattr.c:795)
[    9.000020][  T175]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.000207][  T175]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.000392][  T175]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.000590][  T175]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.000793][  T175]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.000983][  T175]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.001170][  T175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.001356][  T175]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.001548][  T175]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.001753][  T175]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.001944][  T175]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.002133][  T175]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.002319][  T175]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.002513][  T175]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.002710][  T175]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.002902][  T175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.003090][  T175]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.003277][  T175]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.003462][  T175]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.003660][  T175]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.003862][  T175]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.004048][  T175]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.004236][  T175]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.004427][  T175]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.004621][  T175]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.004820][  T175]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.005011][  T175]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.005199][  T175]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.005385][  T175]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.005580][  T175]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.005779][  T175]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.005998][  T175]  ? move_addr_to_kernel (net/socket.c:258)
[    9.006186][  T175]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.006375][  T175]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.006571][  T175]  ___sys_sendmsg (net/socket.c:2752)
[    9.006775][  T175]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.006996][  T175]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.007194][  T175]  __sys_sendmsg (net/socket.c:2784)
[    9.007382][  T175]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.007576][  T175]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.007817][  T175]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.008009][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.008196][  T175]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.008384][  T175]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.008579][  T175]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.008782][  T175]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.009001][  T175] RIP: 0033:0x7ff2a642608e
[    9.009192][  T175] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.009759][  T175] RSP: 002b:00007ffeac8b4560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.010016][  T175] RAX: ffffffffffffffda RBX: 00007ffeac8b4d10 RCX: 00007ff2a642608e
[    9.010273][  T175] RDX: 0000000000000000 RSI: 00007ffeac8b4610 RDI: 0000000000000005
[    9.010542][  T175] RBP: 00007ffeac8b4570 R08: 0000000000000000 R09: 0000000000000000
[    9.010810][  T175] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3db
[    9.011065][  T175] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeac8b4ce0
| [    9.013060][  T175] vethB: entered promiscuous mode
| [    9.013301][  T175] ------------[ cut here ]------------
| [    9.013491][  T175] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/175
| [    9.014129][  T175] Tainted: [W]=WARN
[    9.014282][  T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.014513][  T175] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.014756][  T175] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.015305][  T175] RSP: 0018:ffa00000008a6fb0 EFLAGS: 00010286
[    9.015535][  T175] RAX: 00000000ffffffa6 RBX: ff1100000c3ae200 RCX: 1ff4000000114dbc
[    9.015804][  T175] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c3ae2b8
[    9.016063][  T175] RBP: ff1100000cd3c000 R08: 1fe2200001875c58 R09: ff1100000c008b80
[    9.016320][  T175] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[    9.016582][  T175] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd3c000
[    9.016852][  T175] FS:  00007ff2a61ec840(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[    9.017149][  T175] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.017372][  T175] CR2: 00007f10e8a7b2a0 CR3: 000000000b842006 CR4: 0000000000771ef0
[    9.017641][  T175] PKRU: 55555554
[    9.017802][  T175] Call Trace:
[    9.017953][  T175]  <TASK>
[    9.018073][  T175]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.018263][  T175]  ? netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.018456][  T175]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.018623][  T175]  __dev_notify_flags (net/core/dev.c:9787)
[    9.018827][  T175]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[    9.019017][  T175]  ? netdev_notice (net/core/dev.c:13008)
[    9.019206][  T175]  ? netif_change_name (net/core/dev.c:1495)
[    9.019398][  T175]  __dev_set_promiscuity (net/core/dev.c:9630)
[    9.019598][  T175]  netif_set_promiscuity (net/core/dev.c:9639)
[    9.019800][  T175]  dev_set_promiscuity (net/core/dev_api.c:288)
[    9.019991][  T175]  hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213)
[    9.020182][  T175]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[    9.020371][  T175]  ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881)
[    9.020569][  T175]  hsr_dev_finalize (net/hsr/hsr_device.c:794)
[    9.020770][  T175]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.020960][  T175]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[    9.021148][  T175]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[    9.021337][  T175]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.021535][  T175]  ? nla_strscpy (lib/nlattr.c:795)
[    9.021740][  T175]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.021931][  T175]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.022119][  T175]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.022310][  T175]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.022511][  T175]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.022715][  T175]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.022906][  T175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.023098][  T175]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.023286][  T175]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.023489][  T175]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.023692][  T175]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.023881][  T175]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.024067][  T175]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.024255][  T175]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.024442][  T175]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.024644][  T175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.024890][  T175]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.025083][  T175]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.025271][  T175]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.025460][  T175]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.025658][  T175]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.025857][  T175]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.026051][  T175]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.026245][  T175]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.026431][  T175]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.026626][  T175]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.026829][  T175]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.027018][  T175]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.027207][  T175]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.027398][  T175]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.027598][  T175]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.027833][  T175]  ? move_addr_to_kernel (net/socket.c:258)
[    9.028022][  T175]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.028209][  T175]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.028399][  T175]  ___sys_sendmsg (net/socket.c:2752)
[    9.028602][  T175]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.028837][  T175]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.029039][  T175]  __sys_sendmsg (net/socket.c:2784)
[    9.029230][  T175]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.029417][  T175]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.029655][  T175]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.029861][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.030051][  T175]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.030239][  T175]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.030428][  T175]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.030625][  T175]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.030860][  T175] RIP: 0033:0x7ff2a642608e
[    9.031055][  T175] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.031610][  T175] RSP: 002b:00007ffeac8b4560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.031889][  T175] RAX: ffffffffffffffda RBX: 00007ffeac8b4d10 RCX: 00007ff2a642608e
[    9.032148][  T175] RDX: 0000000000000000 RSI: 00007ffeac8b4610 RDI: 0000000000000005
[    9.032405][  T175] RBP: 00007ffeac8b4570 R08: 0000000000000000 R09: 0000000000000000
[    9.032670][  T175] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3db
[    9.032943][  T175] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeac8b4ce0
| [    9.034719][  T175] ---[ end trace 0000000000000000 ]---
| [    9.035143][  T175] ------------[ cut here ]------------
| [    9.035327][  T175] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/175
| [    9.035957][  T175] Tainted: [W]=WARN
[    9.036106][  T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.036327][  T175] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.036563][  T175] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.037105][  T175] RSP: 0018:ffa00000008a6f90 EFLAGS: 00010286
[    9.037325][  T175] RAX: 00000000ffffffa6 RBX: ff1100000c3ae3c0 RCX: 1ff4000000114db8
[    9.037586][  T175] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c3ae478
[    9.037849][  T175] RBP: ff1100000cd3c000 R08: 1fe2200001875c90 R09: ff1100000c008b80
[    9.038097][  T175] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[    9.038345][  T175] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[    9.038606][  T175] FS:  00007ff2a61ec840(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[    9.038921][  T175] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.039140][  T175] CR2: 00007f10e8a7b2a0 CR3: 000000000b842006 CR4: 0000000000771ef0
[    9.039393][  T175] PKRU: 55555554
[    9.039548][  T175] Call Trace:
[    9.039711][  T175]  <TASK>
[    9.039831][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.040045][  T175]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    9.040232][  T175]  notifier_call_chain (kernel/notifier.c:85)
[    9.040419][  T175]  __netdev_upper_dev_link (net/core/dev.c:8931)
[    9.040611][  T175]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[    9.040811][  T175]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[    9.040995][  T175]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.041199][  T175]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[    9.041388][  T175]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[    9.041580][  T175]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[    9.041779][  T175]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[    9.041965][  T175]  hsr_add_port (net/hsr/hsr_slave.c:165 net/hsr/hsr_slave.c:213)
[    9.042150][  T175]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[    9.042336][  T175]  ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881)
[    9.042548][  T175]  hsr_dev_finalize (net/hsr/hsr_device.c:794)
[    9.042751][  T175]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.042934][  T175]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[    9.043119][  T175]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[    9.043304][  T175]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.043495][  T175]  ? nla_strscpy (lib/nlattr.c:795)
[    9.043711][  T175]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.043898][  T175]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.044080][  T175]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.044267][  T175]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.044456][  T175]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.044650][  T175]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.044849][  T175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.045052][  T175]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.045235][  T175]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.045423][  T175]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.045617][  T175]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.045818][  T175]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.046003][  T175]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.046204][  T175]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.046387][  T175]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.046581][  T175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.046778][  T175]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.046964][  T175]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.047151][  T175]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.047340][  T175]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.047552][  T175]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.047748][  T175]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.047934][  T175]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.048120][  T175]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.048303][  T175]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.048495][  T175]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.048720][  T175]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.048907][  T175]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.049092][  T175]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.049277][  T175]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.049459][  T175]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.049697][  T175]  ? move_addr_to_kernel (net/socket.c:258)
[    9.049882][  T175]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.050087][  T175]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.050272][  T175]  ___sys_sendmsg (net/socket.c:2752)
[    9.050454][  T175]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.050692][  T175]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.050885][  T175]  __sys_sendmsg (net/socket.c:2784)
[    9.051069][  T175]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.051271][  T175]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.051502][  T175]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.051701][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.051887][  T175]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.052070][  T175]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.052253][  T175]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.052456][  T175]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.052692][  T175] RIP: 0033:0x7ff2a642608e
[    9.052881][  T175] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.053417][  T175] RSP: 002b:00007ffeac8b4560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.053709][  T175] RAX: ffffffffffffffda RBX: 00007ffeac8b4d10 RCX: 00007ff2a642608e
[    9.053962][  T175] RDX: 0000000000000000 RSI: 00007ffeac8b4610 RDI: 0000000000000005
[    9.054214][  T175] RBP: 00007ffeac8b4570 R08: 0000000000000000 R09: 0000000000000000
[    9.054463][  T175] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3db
[    9.054754][  T175] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeac8b4ce0
| [    9.056485][  T175] ---[ end trace 0000000000000000 ]---
| [    9.056774][  T175] ------------[ cut here ]------------
| [    9.056963][  T175] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/175
| [    9.057562][  T175] Tainted: [W]=WARN
[    9.057723][  T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.057938][  T175] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.058175][  T175] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.058714][  T175] RSP: 0018:ffa00000008a7160 EFLAGS: 00010286
[    9.058928][  T175] RAX: 00000000ffffffa6 RBX: ff1100000c3ae580 RCX: 1ff4000000114df2
[    9.059192][  T175] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c3ae638
[    9.059438][  T175] RBP: ff1100000cd3c000 R08: 1fe2200001875cc8 R09: ff1100000c008b80
[    9.059704][  T175] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[    9.059949][  T175] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[    9.060196][  T175] FS:  00007ff2a61ec840(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[    9.060499][  T175] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.060726][  T175] CR2: 00007f10e8a7b2a0 CR3: 000000000b842006 CR4: 0000000000771ef0
[    9.060976][  T175] PKRU: 55555554
[    9.061124][  T175] Call Trace:
[    9.061271][  T175]  <TASK>
[    9.061387][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.061596][  T175]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    9.061793][  T175]  notifier_call_chain (kernel/notifier.c:85)
[    9.061976][  T175]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[    9.062157][  T175]  ? __dev_open (net/core/dev.h:182)
[    9.062341][  T175]  hsr_dev_finalize (net/hsr/hsr_device.c:800)
[    9.062533][  T175]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.062744][  T175]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[    9.062926][  T175]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[    9.063107][  T175]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.063289][  T175]  ? nla_strscpy (lib/nlattr.c:795)
[    9.063478][  T175]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.063662][  T175]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.063857][  T175]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.064057][  T175]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.064242][  T175]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.064429][  T175]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.064620][  T175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.064814][  T175]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.064994][  T175]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.065197][  T175]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.065382][  T175]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.065575][  T175]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.065767][  T175]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.065949][  T175]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.066130][  T175]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.066313][  T175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.066514][  T175]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.066713][  T175]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.066893][  T175]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.067074][  T175]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.067257][  T175]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.067437][  T175]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.067647][  T175]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.067842][  T175]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.068024][  T175]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.068211][  T175]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.068393][  T175]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.068581][  T175]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.068777][  T175]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.068987][  T175]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.069169][  T175]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.069382][  T175]  ? move_addr_to_kernel (net/socket.c:258)
[    9.069575][  T175]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.069770][  T175]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.069953][  T175]  ___sys_sendmsg (net/socket.c:2752)
[    9.070152][  T175]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.070367][  T175]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.070565][  T175]  __sys_sendmsg (net/socket.c:2784)
[    9.070761][  T175]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.070945][  T175]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.071162][  T175]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.071360][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.071548][  T175]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.071742][  T175]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.071925][  T175]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.072106][  T175]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.072319][  T175] RIP: 0033:0x7ff2a642608e
[    9.072531][  T175] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.073061][  T175] RSP: 002b:00007ffeac8b4560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.073309][  T175] RAX: ffffffffffffffda RBX: 00007ffeac8b4d10 RCX: 00007ff2a642608e
[    9.073583][  T175] RDX: 0000000000000000 RSI: 00007ffeac8b4610 RDI: 0000000000000005
[    9.073843][  T175] RBP: 00007ffeac8b4570 R08: 0000000000000000 R09: 0000000000000000
[    9.074088][  T175] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3db
[    9.074332][  T175] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeac8b4ce0
| [    9.076064][  T175] ---[ end trace 0000000000000000 ]---
| [    9.076440][  T175] ------------[ cut here ]------------
| [    9.076613][  T175] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/175
| [    9.077236][  T175] Tainted: [W]=WARN
[    9.077383][  T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.077603][  T175] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.077829][  T175] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.078363][  T175] RSP: 0018:ffa00000008a71a0 EFLAGS: 00010286
[    9.078580][  T175] RAX: 00000000ffffffa6 RBX: ff1100000c3ae740 RCX: 1ff4000000114dfa
[    9.078838][  T175] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c3ae7f8
[    9.079099][  T175] RBP: ff1100000ceb4000 R08: 1fe2200001875d00 R09: ff1100000c008b80
[    9.079348][  T175] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.079600][  T175] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.079858][  T175] FS:  00007ff2a61ec840(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[    9.080153][  T175] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.080368][  T175] CR2: 00007f10e8a7b2a0 CR3: 000000000b842006 CR4: 0000000000771ef0
[    9.080622][  T175] PKRU: 55555554
[    9.080782][  T175] Call Trace:
[    9.080927][  T175]  <TASK>
[    9.081041][  T175]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.081222][  T175]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.081387][  T175]  __dev_notify_flags (net/core/dev.c:9787)
[    9.081577][  T175]  ? netif_change_name (net/core/dev.c:1495)
[    9.081773][  T175]  ? hsr_dev_finalize (net/hsr/hsr_device.c:815 (discriminator 1))
[    9.081958][  T175]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.082138][  T175]  ? hsr_newlink (net/hsr/hsr_netlink.c:133)
[    9.082320][  T175]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[    9.082528][  T175]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.082726][  T175]  ? nla_strscpy (lib/nlattr.c:795)
[    9.082907][  T175]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.083091][  T175]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.083271][  T175]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.083451][  T175]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.083644][  T175]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.083857][  T175]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.084039][  T175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.084219][  T175]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.084398][  T175]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.084598][  T175]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.084794][  T175]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.084995][  T175]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.085175][  T175]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.085354][  T175]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.085541][  T175]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.085734][  T175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.085918][  T175]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.086097][  T175]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.086292][  T175]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.086481][  T175]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.086665][  T175]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.086856][  T175]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.087038][  T175]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.087219][  T175]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.087419][  T175]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.087614][  T175]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.087811][  T175]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.087991][  T175]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.088170][  T175]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.088350][  T175]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.088537][  T175]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.088781][  T175]  ? move_addr_to_kernel (net/socket.c:258)
[    9.088963][  T175]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.089143][  T175]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.089325][  T175]  ___sys_sendmsg (net/socket.c:2752)
[    9.089511][  T175]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.089740][  T175]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.089947][  T175]  __sys_sendmsg (net/socket.c:2784)
[    9.090130][  T175]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.090309][  T175]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.090532][  T175]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.090726][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.090909][  T175]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.091106][  T175]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.091285][  T175]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.091474][  T175]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.091701][  T175] RIP: 0033:0x7ff2a642608e
[    9.091883][  T175] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.092413][  T175] RSP: 002b:00007ffeac8b4560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.092671][  T175] RAX: ffffffffffffffda RBX: 00007ffeac8b4d10 RCX: 00007ff2a642608e
[    9.092930][  T175] RDX: 0000000000000000 RSI: 00007ffeac8b4610 RDI: 0000000000000005
[    9.093173][  T175] RBP: 00007ffeac8b4570 R08: 0000000000000000 R09: 0000000000000000
[    9.093432][  T175] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3db
[    9.093691][  T175] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeac8b4ce0
| [    9.095419][  T175] ---[ end trace 0000000000000000 ]---
| [    9.251409][  T180] ------------[ cut here ]------------
| [    9.251621][  T180] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/180
| [    9.253103][  T180] Tainted: [W]=WARN
[    9.253243][  T180] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.253449][  T180] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.253672][  T180] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.254187][  T180] RSP: 0018:ffa00000008f7020 EFLAGS: 00010286
[    9.254394][  T180] RAX: 00000000ffffffa6 RBX: ff110000056c9380 RCX: 1ff400000011edca
[    9.254640][  T180] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000056c9438
[    9.254915][  T180] RBP: ff1100000cba9000 R08: 1fe2200000ad9288 R09: ff1100000ba78b58
[    9.255152][  T180] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    9.255388][  T180] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cba9ce1
[    9.255634][  T180] FS:  00007fa93cca4840(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[    9.255940][  T180] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.256147][  T180] CR2: 0000000020bab988 CR3: 000000000b105004 CR4: 0000000000771ef0
[    9.256384][  T180] PKRU: 55555554
[    9.256535][  T180] Call Trace:
[    9.256690][  T180]  <TASK>
[    9.256822][  T180]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.257023][  T180]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.257168][  T180]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.257345][  T180]  __dev_notify_flags (net/core/dev.c:9787)
[    9.257530][  T180]  ? netif_change_name (net/core/dev.c:1495)
[    9.257741][  T180]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.257927][  T180]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.258099][  T180]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.258276][  T180]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.258453][  T180]  netif_change_flags (net/core/dev.c:9820)
[    9.258648][  T180]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.258863][  T180]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.259038][  T180]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.259244][  T180]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.259420][  T180]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.259602][  T180]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.259790][  T180]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.259968][  T180]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.260143][  T180]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.260317][  T180]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.260518][  T180]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.260713][  T180]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.260888][  T180]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.261064][  T180]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.261239][  T180]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.261416][  T180]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.261627][  T180]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.261816][  T180]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.261993][  T180]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.262169][  T180]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.262346][  T180]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.262552][  T180]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.262748][  T180]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.262925][  T180]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.263101][  T180]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.263305][  T180]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.263487][  T180]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.263662][  T180]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.263849][  T180]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.264042][  T180]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.264220][  T180]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.264395][  T180]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.264575][  T180]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.264760][  T180]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.264933][  T180]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.265130][  T180]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.265305][  T180]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.265489][  T180]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.265696][  T180]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.265872][  T180]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.266048][  T180]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.266223][  T180]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.266400][  T180]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.266580][  T180]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.266792][  T180]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.266968][  T180]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.267146][  T180]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.267320][  T180]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.267499][  T180]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.267716][  T180]  ? move_addr_to_kernel (net/socket.c:258)
[    9.267891][  T180]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.268065][  T180]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.268239][  T180]  ___sys_sendmsg (net/socket.c:2752)
[    9.268415][  T180]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.268627][  T180]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.268822][  T180]  __sys_sendmsg (net/socket.c:2784)
[    9.268998][  T180]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.269171][  T180]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.269377][  T180]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.269559][  T180]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.269752][  T180]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.269925][  T180]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.270099][  T180]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.270274][  T180]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.270484][  T180] RIP: 0033:0x7fa93cede08e
[    9.270664][  T180] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.271171][  T180] RSP: 002b:00007ffc1e54d580 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.271425][  T180] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa93cede08e
[    9.271690][  T180] RDX: 0000000000000000 RSI: 00007ffc1e54d630 RDI: 0000000000000005
[    9.271925][  T180] RBP: 00007ffc1e54d590 R08: 0000000000000000 R09: 0000000000000000
[    9.272162][  T180] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3db
[    9.272401][  T180] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1e54dd00
| [    9.274031][  T180] ---[ end trace 0000000000000000 ]---
| [    9.303447][  T181] ------------[ cut here ]------------
| [    9.303648][  T181] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/181
| [    9.304234][  T181] Tainted: [W]=WARN
[    9.304378][  T181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.304608][  T181] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.304838][  T181] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.305344][  T181] RSP: 0018:ffa0000000907020 EFLAGS: 00010286
[    9.305579][  T181] RAX: 00000000ffffffa6 RBX: ff110000056c9700 RCX: 1ff4000000120dca
[    9.306265][  T181] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000056c97b8
[    9.306520][  T181] RBP: ff110000088f9000 R08: 1fe2200000ad92f8 R09: ff1100000ce35158
[    9.306770][  T181] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    9.307009][  T181] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000088f9ce1
[    9.307246][  T181] FS:  00007f59b67a9840(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[    9.307529][  T181] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.307748][  T181] CR2: 0000000018e7d988 CR3: 000000000f026001 CR4: 0000000000771ef0
[    9.307990][  T181] PKRU: 55555554
[    9.308151][  T181] Call Trace:
[    9.308292][  T181]  <TASK>
[    9.308404][  T181]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.308589][  T181]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.308747][  T181]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.308921][  T181]  __dev_notify_flags (net/core/dev.c:9787)
[    9.309097][  T181]  ? netif_change_name (net/core/dev.c:1495)
[    9.309299][  T181]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.309481][  T181]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.309654][  T181]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.309843][  T181]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.310019][  T181]  netif_change_flags (net/core/dev.c:9820)
[    9.310194][  T181]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.310370][  T181]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.310554][  T181]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.310773][  T181]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.310948][  T181]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.311122][  T181]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.311296][  T181]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.311478][  T181]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.311658][  T181]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.311846][  T181]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.312022][  T181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.312198][  T181]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.312372][  T181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.312555][  T181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.312743][  T181]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.312919][  T181]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.313097][  T181]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.313273][  T181]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.313449][  T181]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.313635][  T181]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.313825][  T181]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.314003][  T181]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.314178][  T181]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.314379][  T181]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.314570][  T181]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.314757][  T181]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.314933][  T181]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.315109][  T181]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.315285][  T181]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.315460][  T181]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.315645][  T181]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.315828][  T181]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.316005][  T181]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.316195][  T181]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.316369][  T181]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.316551][  T181]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.316738][  T181]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.316913][  T181]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.317092][  T181]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.317269][  T181]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.317446][  T181]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.317630][  T181]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.317818][  T181]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.317995][  T181]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.318173][  T181]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.318363][  T181]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.318546][  T181]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.318742][  T181]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.318923][  T181]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.319127][  T181]  ? move_addr_to_kernel (net/socket.c:258)
[    9.319304][  T181]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.319487][  T181]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.319665][  T181]  ___sys_sendmsg (net/socket.c:2752)
[    9.319864][  T181]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.320072][  T181]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.320265][  T181]  __sys_sendmsg (net/socket.c:2784)
[    9.320440][  T181]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.320620][  T181]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.320841][  T181]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.321031][  T181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.321207][  T181]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.321386][  T181]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.321567][  T181]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.321756][  T181]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.321985][  T181] RIP: 0033:0x7f59b69e308e
[    9.322165][  T181] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.322694][  T181] RSP: 002b:00007ffca7bc6560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.322936][  T181] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f59b69e308e
[    9.323172][  T181] RDX: 0000000000000000 RSI: 00007ffca7bc6610 RDI: 0000000000000005
[    9.323410][  T181] RBP: 00007ffca7bc6570 R08: 0000000000000000 R09: 0000000000000000
[    9.323658][  T181] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3db
[    9.323909][  T181] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca7bc6ce0
| [    9.349218][  T182] prp1: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
| [    9.350459][  T182] ------------[ cut here ]------------
| [    9.350612][  T182] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/182
| [    9.351129][  T182] Tainted: [W]=WARN
[    9.351226][  T182] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.351385][  T182] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.351556][  T182] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.352016][  T182] RSP: 0018:ffa0000000917020 EFLAGS: 00010286
[    9.352180][  T182] RAX: 00000000ffffffa6 RBX: ff11000009f78e40 RCX: 1ff4000000122dca
[    9.352371][  T182] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009f78ef8
[    9.352566][  T182] RBP: ff1100000eb24000 R08: 1fe22000013ef1e0 R09: ff1100000ce32e58
[    9.352764][  T182] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    9.352983][  T182] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eb24ce1
[    9.353175][  T182] FS:  00007fe686b00840(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[    9.353399][  T182] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.353563][  T182] CR2: 00007fe686dd01a0 CR3: 000000000f03f005 CR4: 0000000000771ef0
[    9.353762][  T182] PKRU: 55555554
[    9.353858][  T182] Call Trace:
[    9.353954][  T182]  <TASK>
[    9.354020][  T182]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.354150][  T182]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.354249][  T182]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.354376][  T182]  __dev_notify_flags (net/core/dev.c:9787)
[    9.354511][  T182]  ? netif_change_name (net/core/dev.c:1495)
[    9.354641][  T182]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.354777][  T182]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.354907][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.355035][  T182]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.355166][  T182]  netif_change_flags (net/core/dev.c:9820)
[    9.355296][  T182]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.355427][  T182]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.355561][  T182]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.355725][  T182]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.355854][  T182]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.355982][  T182]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.356109][  T182]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.356238][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.356370][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.356507][  T182]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.356661][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.356796][  T182]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.356925][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.357052][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.357182][  T182]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.357311][  T182]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.357440][  T182]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.357575][  T182]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.357710][  T182]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.357864][  T182]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.357995][  T182]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.358126][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.358253][  T182]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.358382][  T182]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.358519][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.358647][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.358781][  T182]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.358909][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.359038][  T182]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.359166][  T182]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.359295][  T182]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.359424][  T182]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.359556][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.359692][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.359820][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.359949][  T182]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.360076][  T182]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.360203][  T182]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.360334][  T182]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.360461][  T182]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.360596][  T182]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.360729][  T182]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.360857][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.360987][  T182]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.361116][  T182]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.361245][  T182]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.361375][  T182]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.361508][  T182]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.361636][  T182]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.361800][  T182]  ? move_addr_to_kernel (net/socket.c:258)
[    9.361930][  T182]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.362059][  T182]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.362188][  T182]  ___sys_sendmsg (net/socket.c:2752)
[    9.362317][  T182]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.362481][  T182]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.362619][  T182]  __sys_sendmsg (net/socket.c:2784)
[    9.362753][  T182]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.362881][  T182]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.363042][  T182]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.363170][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.363299][  T182]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.363428][  T182]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.363563][  T182]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.363720][  T182]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.363882][  T182] RIP: 0033:0x7fe686d3a08e
[    9.364015][  T182] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.364474][  T182] RSP: 002b:00007ffe3e42ecb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.364701][  T182] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe686d3a08e
[    9.364894][  T182] RDX: 0000000000000000 RSI: 00007ffe3e42ed60 RDI: 0000000000000005
[    9.365084][  T182] RBP: 00007ffe3e42ecc0 R08: 0000000000000000 R09: 0000000000000000
[    9.365277][  T182] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3db
[    9.365475][  T182] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3e42f430
| [    9.366791][  T182] ---[ end trace 0000000000000000 ]---
| [    9.367730][  T182] ------------[ cut here ]------------
| [    9.367877][  T182] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/182
| [    9.368389][  T182] Tainted: [W]=WARN
[    9.368498][  T182] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.368674][  T182] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.368859][  T182] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.369344][  T182] RSP: 0018:ffa0000000916da0 EFLAGS: 00010286
[    9.369523][  T182] RAX: 00000000ffffffa6 RBX: ff11000009f78580 RCX: 1ff4000000122d7a
[    9.369733][  T182] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009f78638
[    9.369938][  T182] RBP: ff1100000eb24000 R08: 1fe22000013ef0c8 R09: ff1100000ce32e58
[    9.370139][  T182] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[    9.370342][  T182] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.370553][  T182] FS:  00007fe686b00840(0000) GS:ff1100009b2b0000(0000) knlGS:0000000000000000
[    9.370956][  T182] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.371128][  T182] CR2: 0000557f16d34d5c CR3: 000000000f03f006 CR4: 0000000000771ef0
[    9.371331][  T182] PKRU: 55555554
[    9.371432][  T182] Call Trace:
[    9.371544][  T182]  <TASK>
[    9.371614][  T182]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.371758][  T182]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.371895][  T182]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.372000][  T182]  netif_state_change (net/core/dev.c:1605)
[    9.372137][  T182]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[    9.372310][  T182]  netif_set_operstate (net/core/rtnetlink.c:1062)
[    9.372446][  T182]  ? rtnl_put_cacheinfo (net/core/rtnetlink.c:1037)
[    9.372627][  T182]  hsr_check_carrier_and_operstate (net/hsr/hsr_device.c:43 net/hsr/hsr_device.c:98)
[    9.372809][  T182]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[    9.372949][  T182]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[    9.373086][  T182]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[    9.373222][  T182]  hsr_netdev_notify (net/hsr/hsr_main.c:60)
[    9.373357][  T182]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[    9.373499][  T182]  notifier_call_chain (kernel/notifier.c:85)
[    9.373641][  T182]  __dev_notify_flags (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9791)
[    9.373784][  T182]  ? netif_change_name (net/core/dev.c:1495)
[    9.373921][  T182]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.374059][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.374197][  T182]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.374339][  T182]  netif_change_flags (net/core/dev.c:9820)
[    9.374485][  T182]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.374628][  T182]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.374774][  T182]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.374946][  T182]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.375083][  T182]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.375221][  T182]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.375357][  T182]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.375504][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.375650][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.375790][  T182]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.375931][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.376070][  T182]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.376208][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.376351][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.376497][  T182]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.376639][  T182]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.376786][  T182]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.376925][  T182]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.377064][  T182]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.377208][  T182]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.377348][  T182]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.377490][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.377626][  T182]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.377771][  T182]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.377912][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.378050][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.378189][  T182]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.378329][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.378474][  T182]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.378612][  T182]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.378759][  T182]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.378905][  T182]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.379040][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.379179][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.379313][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.379451][  T182]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.379596][  T182]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.379770][  T182]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.379911][  T182]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.380050][  T182]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.380187][  T182]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.380324][  T182]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.380496][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.380641][  T182]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.380784][  T182]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.380922][  T182]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.381062][  T182]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.381198][  T182]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.381355][  T182]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.381545][  T182]  ? move_addr_to_kernel (net/socket.c:258)
[    9.381688][  T182]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.381824][  T182]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.381965][  T182]  ___sys_sendmsg (net/socket.c:2752)
[    9.382113][  T182]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.382280][  T182]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.382426][  T182]  __sys_sendmsg (net/socket.c:2784)
[    9.382567][  T182]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.382709][  T182]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.382879][  T182]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.383016][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.383157][  T182]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.383303][  T182]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.383441][  T182]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.383586][  T182]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.383776][  T182] RIP: 0033:0x7fe686d3a08e
[    9.383917][  T182] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.384407][  T182] RSP: 002b:00007ffe3e42ecb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.384618][  T182] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe686d3a08e
[    9.384824][  T182] RDX: 0000000000000000 RSI: 00007ffe3e42ed60 RDI: 0000000000000005
[    9.385026][  T182] RBP: 00007ffe3e42ecc0 R08: 0000000000000000 R09: 0000000000000000
[    9.385231][  T182] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3db
[    9.385436][  T182] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3e42f430
| [    9.386882][  T182] ---[ end trace 0000000000000000 ]---
| [    9.426420][  T184] ------------[ cut here ]------------
| [    9.426622][  T184] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/184
| [    9.427242][  T184] Tainted: [W]=WARN
[    9.427385][  T184] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.427599][  T184] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.427827][  T184] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.428323][  T184] RSP: 0018:ffa0000000917020 EFLAGS: 00010286
[    9.428546][  T184] RAX: 00000000ffffffa6 RBX: ff11000009f79540 RCX: 1ff4000000122dca
[    9.428802][  T184] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009f795f8
[    9.429046][  T184] RBP: ff1100000cbc4000 R08: 1fe22000013ef2c0 R09: ff1100000cd4ae58
[    9.429289][  T184] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    9.429565][  T184] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cbc4ce1
[    9.429846][  T184] FS:  00007fa5f5dfa840(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[    9.430134][  T184] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.430342][  T184] CR2: 0000000030a25988 CR3: 000000000f04f003 CR4: 0000000000771ef0
[    9.430590][  T184] PKRU: 55555554
[    9.430744][  T184] Call Trace:
[    9.430885][  T184]  <TASK>
[    9.430997][  T184]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.431178][  T184]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.431323][  T184]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.431512][  T184]  __dev_notify_flags (net/core/dev.c:9787)
[    9.431703][  T184]  ? netif_change_name (net/core/dev.c:1495)
[    9.431877][  T184]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.432052][  T184]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.432246][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.432446][  T184]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.432640][  T184]  netif_change_flags (net/core/dev.c:9820)
[    9.432838][  T184]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.433015][  T184]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.433189][  T184]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.433396][  T184]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.433579][  T184]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.433777][  T184]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.433973][  T184]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.434151][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.434339][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.434523][  T184]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.434713][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.434898][  T184]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.435077][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.435252][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.435431][  T184]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.435630][  T184]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.435820][  T184]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.436000][  T184]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.436178][  T184]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.436361][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.436549][  T184]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.436741][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.436917][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.437095][  T184]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.437273][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.437448][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.437637][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.437831][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.438016][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.438198][  T184]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.438375][  T184]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.438559][  T184]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.438748][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.438924][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.439098][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.439278][  T184]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.439452][  T184]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.439635][  T184]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.439825][  T184]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.440000][  T184]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.440195][  T184]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.440372][  T184]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.440558][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.440760][  T184]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.440956][  T184]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.441131][  T184]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.441307][  T184]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.441509][  T184]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.441706][  T184]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.441911][  T184]  ? move_addr_to_kernel (net/socket.c:258)
[    9.442090][  T184]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.442288][  T184]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.442464][  T184]  ___sys_sendmsg (net/socket.c:2752)
[    9.442646][  T184]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.442866][  T184]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.443052][  T184]  __sys_sendmsg (net/socket.c:2784)
[    9.443228][  T184]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.443402][  T184]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.443633][  T184]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.443848][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.444027][  T184]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.444211][  T184]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.444394][  T184]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.444590][  T184]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.444813][  T184] RIP: 0033:0x7fa5f603408e
[    9.445028][  T184] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.445555][  T184] RSP: 002b:00007ffff7e8e4f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.445813][  T184] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa5f603408e
[    9.446052][  T184] RDX: 0000000000000000 RSI: 00007ffff7e8e5a0 RDI: 0000000000000005
[    9.446295][  T184] RBP: 00007ffff7e8e500 R08: 0000000000000000 R09: 0000000000000000
[    9.446539][  T184] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3db
[    9.446788][  T184] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff7e8ec70
| [    9.448435][  T184] ---[ end trace 0000000000000000 ]---
| [    9.450339][   T94] ------------[ cut here ]------------
| [    9.450588][   T94] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/94
| [    9.451198][   T94] Tainted: [W]=WARN
[    9.451297][   T94] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.451455][   T94] Workqueue: events_unbound linkwatch_event
[    9.451635][   T94] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.451811][   T94] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.452289][   T94] RSP: 0018:ffa0000000607760 EFLAGS: 00010286
[    9.452451][   T94] RAX: 00000000ffffffa6 RBX: ff1100000a712900 RCX: 1ff40000000c0eb2
[    9.452647][   T94] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a7129b8
[    9.452844][   T94] RBP: ff1100000eb24000 R08: 1fe22000014e2538 R09: ff1100000a62d1a8
[    9.453034][   T94] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[    9.453228][   T94] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[    9.453420][   T94] FS:  0000000000000000(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[    9.453650][   T94] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.453821][   T94] CR2: 00007fa5f5ec7574 CR3: 0000000031349006 CR4: 0000000000771ef0
[    9.454026][   T94] PKRU: 55555554
[    9.454124][   T94] Call Trace:
[    9.454218][   T94]  <TASK>
[    9.454284][   T94]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.454416][   T94]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.454554][   T94]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.454654][   T94]  netif_state_change (net/core/dev.c:1605)
[    9.454785][   T94]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.454913][   T94]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[    9.455070][   T94]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.455196][   T94]  ? mod_delayed_work_on (kernel/workqueue.c:2650 (discriminator 6))
[    9.455332][   T94]  netif_set_operstate (net/core/rtnetlink.c:1062)
[    9.455462][   T94]  ? rtnl_put_cacheinfo (net/core/rtnetlink.c:1037)
[    9.455636][   T94]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.455801][   T94]  hsr_check_carrier_and_operstate (net/hsr/hsr_device.c:41 net/hsr/hsr_device.c:98)
[    9.455960][   T94]  hsr_netdev_notify (net/hsr/hsr_main.c:60)
[    9.456092][   T94]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[    9.456223][   T94]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[    9.456379][   T94]  notifier_call_chain (kernel/notifier.c:85)
[    9.456517][   T94]  netif_state_change (net/core/dev.c:1603)
[    9.456646][   T94]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[    9.456823][   T94]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    9.456957][   T94]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    9.457085][   T94]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.457215][   T94]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    9.457343][   T94]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[    9.457474][   T94]  process_one_work (kernel/workqueue.c:3314)
[    9.457627][   T94]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[    9.457787][   T94]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.457919][   T94]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    9.458048][   T94]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[    9.458174][   T94]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[    9.458304][   T94]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[    9.458432][   T94]  kthread (kernel/kthread.c:436)
[    9.458533][   T94]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.458693][   T94]  ? kthread_affine_node (kernel/kthread.c:378)
[    9.458821][   T94]  ret_from_fork (arch/x86/kernel/process.c:158)
[    9.458971][   T94]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[    9.459133][   T94]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[    9.459263][   T94]  ? kthread_affine_node (kernel/kthread.c:378)
[    9.459390][   T94]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    9.460643][   T94] ---[ end trace 0000000000000000 ]---
| [    9.460857][   T94] ------------[ cut here ]------------
| [    9.460972][   T94] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/94
| [    9.461489][   T94] Tainted: [W]=WARN
[    9.461585][   T94] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.461748][   T94] Workqueue: events_unbound linkwatch_event
[    9.461905][   T94] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.462084][   T94] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.462513][   T94] RSP: 0018:ffa00000006079e0 EFLAGS: 00010286
[    9.462662][   T94] RAX: 00000000ffffffa6 RBX: ff1100000a713a80 RCX: 1ff40000000c0f02
[    9.462871][   T94] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a713b38
[    9.463085][   T94] RBP: ff1100000cba9000 R08: 1fe22000014e2768 R09: ff1100000a62d1a8
[    9.463263][   T94] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[    9.463443][   T94] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[    9.463629][   T94] FS:  0000000000000000(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[    9.463861][   T94] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.464032][   T94] CR2: 00007fa5f5ec7574 CR3: 0000000031349006 CR4: 0000000000771ef0
[    9.464210][   T94] PKRU: 55555554
[    9.464300][   T94] Call Trace:
[    9.464388][   T94]  <TASK>
[    9.464452][   T94]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.464607][   T94]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.464733][   T94]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.464827][   T94]  netif_state_change (net/core/dev.c:1605)
[    9.464948][   T94]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[    9.465097][   T94]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    9.465215][   T94]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    9.465338][   T94]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.465459][   T94]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    9.465592][   T94]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[    9.465718][   T94]  process_one_work (kernel/workqueue.c:3314)
[    9.465841][   T94]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[    9.465960][   T94]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.466088][   T94]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    9.466211][   T94]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[    9.466331][   T94]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[    9.466473][   T94]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[    9.466593][   T94]  kthread (kernel/kthread.c:436)
[    9.466688][   T94]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.466836][   T94]  ? kthread_affine_node (kernel/kthread.c:378)
[    9.466958][   T94]  ret_from_fork (arch/x86/kernel/process.c:158)
[    9.467080][   T94]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[    9.467250][   T94]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[    9.467374][   T94]  ? kthread_affine_node (kernel/kthread.c:378)
[    9.467498][   T94]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    9.468643][   T94] ---[ end trace 0000000000000000 ]---
| [    9.469286][   T94] ------------[ cut here ]------------
| [    9.469431][   T94] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/94
| [    9.469951][   T94] Tainted: [W]=WARN
[    9.470044][   T94] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.470194][   T94] Workqueue: events_unbound linkwatch_event
[    9.470362][   T94] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.470520][   T94] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.470969][   T94] RSP: 0018:ffa00000006079e0 EFLAGS: 00010286
[    9.471121][   T94] RAX: 00000000ffffffa6 RBX: ff1100000a713000 RCX: 1ff40000000c0f02
[    9.471300][   T94] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a7130b8
[    9.471484][   T94] RBP: ff1100000eb24000 R08: 1fe22000014e2618 R09: ff1100000a62d1a8
[    9.471665][   T94] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[    9.472011][   T94] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[    9.472199][   T94] FS:  0000000000000000(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[    9.472409][   T94] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.472567][   T94] CR2: 00007fa5f5ec7574 CR3: 0000000031349006 CR4: 0000000000771ef0
[    9.472751][   T94] PKRU: 55555554
[    9.472841][   T94] Call Trace:
[    9.472930][   T94]  <TASK>
[    9.472992][   T94]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.473114][   T94]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.473234][   T94]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.473355][   T94]  netif_state_change (net/core/dev.c:1605)
[    9.473525][   T94]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[    9.473681][   T94]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    9.473802][   T94]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    9.473922][   T94]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.474047][   T94]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    9.474166][   T94]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[    9.474287][   T94]  process_one_work (kernel/workqueue.c:3314)
[    9.474416][   T94]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[    9.474556][   T94]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.474689][   T94]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    9.474810][   T94]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[    9.474929][   T94]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[    9.475048][   T94]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[    9.475167][   T94]  kthread (kernel/kthread.c:436)
[    9.475257][   T94]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.475427][   T94]  ? kthread_affine_node (kernel/kthread.c:378)
[    9.475551][   T94]  ret_from_fork (arch/x86/kernel/process.c:158)
[    9.475669][   T94]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[    9.475826][   T94]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[    9.475953][   T94]  ? kthread_affine_node (kernel/kthread.c:378)
[    9.476079][   T94]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    9.477238][   T94] ---[ end trace 0000000000000000 ]---
| [    9.484124][  T186] ------------[ cut here ]------------
| [    9.484275][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/186
| [    9.484780][  T186] Tainted: [W]=WARN
[    9.484877][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.485063][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.485239][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.485733][  T186] RSP: 0018:ffa0000000927020 EFLAGS: 00010286
[    9.485895][  T186] RAX: 00000000ffffffa6 RBX: ff1100000eb9b540 RCX: 1ff4000000124dca
[    9.486107][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000eb9b5f8
[    9.486298][  T186] RBP: ff1100000cd3c000 R08: 1fe2200001d736c0 R09: ff1100000929ae58
[    9.486495][  T186] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.486694][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd3cce1
[    9.486891][  T186] FS:  00007fe2308c3840(0000) GS:ff1100009b2b0000(0000) knlGS:0000000000000000
[    9.487119][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.487281][  T186] CR2: 0000000018229988 CR3: 000000000f00f003 CR4: 0000000000771ef0
[    9.487515][  T186] PKRU: 55555554
[    9.487619][  T186] Call Trace:
[    9.487730][  T186]  <TASK>
[    9.487796][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.487930][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.488028][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.488156][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.488284][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.488435][  T186]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.488568][  T186]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.488702][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.488836][  T186]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.488965][  T186]  netif_change_flags (net/core/dev.c:9820)
[    9.489104][  T186]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.489234][  T186]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.489377][  T186]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.489541][  T186]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.489669][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.489810][  T186]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.489937][  T186]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.490066][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.490196][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.490323][  T186]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.490471][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.490606][  T186]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.490748][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.490880][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.491013][  T186]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.491146][  T186]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.491277][  T186]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.491406][  T186]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.491540][  T186]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.491670][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.491823][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.491956][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.492116][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.492249][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.492380][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.492512][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.492648][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.492782][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.492916][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.493043][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.493171][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.493299][  T186]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.493426][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.493560][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.493710][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.493853][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.493981][  T186]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.494110][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.494245][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.494377][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.494511][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.494639][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.494774][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.494907][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.495039][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.495173][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.495303][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.495431][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.495563][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.495729][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.495865][  T186]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.495992][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.496121][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.496249][  T186]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.496411][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.496560][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.496692][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.496824][  T186]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.496986][  T186]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.497115][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.497244][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.497375][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.497512][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.497642][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.497806][  T186] RIP: 0033:0x7fe230afd08e
[    9.497944][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.498407][  T186] RSP: 002b:00007ffc4257d350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.498635][  T186] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe230afd08e
[    9.498838][  T186] RDX: 0000000000000000 RSI: 00007ffc4257d400 RDI: 0000000000000005
[    9.499058][  T186] RBP: 00007ffc4257d360 R08: 0000000000000000 R09: 0000000000000000
[    9.499294][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3db
[    9.499499][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4257dad0
| [    9.500799][  T186] ---[ end trace 0000000000000000 ]---
| [    9.501449][   T36] ------------[ cut here ]------------
| [    9.501617][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/36
| [    9.502247][   T36] Tainted: [W]=WARN
[    9.502384][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.502586][   T36] Workqueue: events_unbound linkwatch_event
[    9.502800][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.503013][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.503488][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[    9.503699][   T36] RAX: 00000000ffffffa6 RBX: ff1100000942a900 RCX: 1ff4000000051f02
[    9.503921][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000942a9b8
[    9.504145][   T36] RBP: ff110000088f9000 R08: 1fe2200001285538 R09: ff11000001d651a8
[    9.504367][   T36] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[    9.504596][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[    9.504855][   T36] FS:  0000000000000000(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[    9.505111][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.505306][   T36] CR2: 0000000030a25988 CR3: 0000000031349005 CR4: 0000000000771ef0
[    9.505536][   T36] PKRU: 55555554
[    9.505669][   T36] Call Trace:
[    9.505818][   T36]  <TASK>
[    9.505952][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.506121][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.506290][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.506435][   T36]  netif_state_change (net/core/dev.c:1605)
[    9.506607][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[    9.506817][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    9.506984][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    9.507177][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.507365][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    9.507540][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[    9.507722][   T36]  process_one_work (kernel/workqueue.c:3314)
[    9.507893][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[    9.508072][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.508242][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    9.508412][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[    9.508585][   T36]  kthread (kernel/kthread.c:436)
[    9.508735][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.508934][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[    9.509102][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[    9.509268][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[    9.509463][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[    9.509657][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[    9.509877][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    9.540222][  T187] prp2: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
| [    9.540545][  T187] ------------[ cut here ]------------
| [    9.540670][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/187
| [    9.541160][  T187] Tainted: [W]=WARN
[    9.541264][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.541424][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.541595][  T187] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.542058][  T187] RSP: 0018:ffa0000000927020 EFLAGS: 00010286
[    9.542219][  T187] RAX: 00000000ffffffa6 RBX: ff1100000942b700 RCX: 1ff4000000124dca
[    9.542411][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000942b7b8
[    9.542607][  T187] RBP: ff1100000ceb4000 R08: 1fe22000012856f8 R09: ff11000009298b58
[    9.542804][  T187] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    9.542995][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ceb4ce1
[    9.543186][  T187] FS:  00007f0cd9051840(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[    9.543411][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.543581][  T187] CR2: 00007f0cd93211a0 CR3: 000000000cf2d003 CR4: 0000000000771ef0
[    9.543781][  T187] PKRU: 55555554
[    9.543879][  T187] Call Trace:
[    9.543975][  T187]  <TASK>
[    9.544042][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.544173][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.544270][  T187]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.544400][  T187]  __dev_notify_flags (net/core/dev.c:9787)
[    9.544572][  T187]  ? netif_change_name (net/core/dev.c:1495)
[    9.544793][  T187]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.544923][  T187]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.545050][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.545179][  T187]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.545311][  T187]  netif_change_flags (net/core/dev.c:9820)
[    9.545441][  T187]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.545576][  T187]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.545792][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.546024][  T187]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.546153][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.546282][  T187]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.546410][  T187]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.546547][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.546764][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.546895][  T187]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.547026][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.547156][  T187]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.547285][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.547414][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.547547][  T187]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.547761][  T187]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.547890][  T187]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.548018][  T187]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.548148][  T187]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.548279][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.548427][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.548564][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.548756][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.548884][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.549015][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.549143][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.549292][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.549424][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.549559][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.549696][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.549825][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.549954][  T187]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.550082][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.550212][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.550341][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.550476][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.550605][  T187]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.550740][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.550872][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.551001][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.551131][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.551263][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.551392][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.551527][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.551656][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.551788][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.551918][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.552045][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.552174][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.552333][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[    9.552462][  T187]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.552594][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.552987][  T187]  ___sys_sendmsg (net/socket.c:2752)
[    9.553117][  T187]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.553276][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.553416][  T187]  __sys_sendmsg (net/socket.c:2784)
[    9.553550][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.553739][  T187]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.553902][  T187]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.554035][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.554170][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.554299][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.554427][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.554564][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.554725][  T187] RIP: 0033:0x7f0cd928b08e
[    9.554859][  T187] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.555324][  T187] RSP: 002b:00007ffe3b589ca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.555653][  T187] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0cd928b08e
[    9.555849][  T187] RDX: 0000000000000000 RSI: 00007ffe3b589d50 RDI: 0000000000000005
[    9.556045][  T187] RBP: 00007ffe3b589cb0 R08: 0000000000000000 R09: 0000000000000000
[    9.556241][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3db
[    9.556436][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3b58a420
| [    9.557744][  T187] ---[ end trace 0000000000000000 ]---
| [    9.558592][  T187] ------------[ cut here ]------------
| [    9.558792][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/187
| [    9.559397][  T187] Tainted: [W]=WARN
[    9.559551][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.559783][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.560015][  T187] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.560579][  T187] RSP: 0018:ffa0000000926da0 EFLAGS: 00010286
[    9.560809][  T187] RAX: 00000000ffffffa6 RBX: ff1100000a712e40 RCX: 1ff4000000124d7a
[    9.561057][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a712ef8
[    9.561318][  T187] RBP: ff1100000ceb4000 R08: 1fe22000014e25e0 R09: ff11000009298b58
[    9.561575][  T187] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[    9.561845][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[    9.562099][  T187] FS:  00007f0cd9051840(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[    9.562387][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.562647][  T187] CR2: 0000000030a25988 CR3: 000000000cf2d004 CR4: 0000000000771ef0
[    9.562924][  T187] PKRU: 55555554
[    9.563076][  T187] Call Trace:
[    9.563227][  T187]  <TASK>
[    9.563346][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.563552][  T187]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.563752][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.563905][  T187]  netif_state_change (net/core/dev.c:1605)
[    9.564095][  T187]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[    9.564318][  T187]  netif_set_operstate (net/core/rtnetlink.c:1062)
[    9.564514][  T187]  ? rtnl_put_cacheinfo (net/core/rtnetlink.c:1037)
[    9.564715][  T187]  hsr_check_carrier_and_operstate (net/hsr/hsr_device.c:43 net/hsr/hsr_device.c:98)
[    9.564940][  T187]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[    9.565125][  T187]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[    9.565314][  T187]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[    9.565508][  T187]  hsr_netdev_notify (net/hsr/hsr_main.c:60)
[    9.565707][  T187]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[    9.565892][  T187]  notifier_call_chain (kernel/notifier.c:85)
[    9.566080][  T187]  __dev_notify_flags (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9791)
[    9.566265][  T187]  ? netif_change_name (net/core/dev.c:1495)
[    9.566455][  T187]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.567883][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.568088][  T187]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.568285][  T187]  netif_change_flags (net/core/dev.c:9820)
[    9.568477][  T187]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.568663][  T187]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.568861][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.569081][  T187]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.569264][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.569451][  T187]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.569642][  T187]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.569873][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.570062][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.570247][  T187]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.570437][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.570651][  T187]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.570849][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.571033][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.571218][  T187]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.571406][  T187]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.571597][  T187]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.571798][  T187]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.571987][  T187]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.572174][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.572362][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.572554][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.572753][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.572938][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.573125][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.573315][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.573509][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.574939][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.575127][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.575314][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.575526][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.575724][  T187]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.575940][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.576221][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.576408][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.576606][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.576846][  T187]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.577034][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.577219][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.577404][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.577600][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.577817][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.578002][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.578189][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.578395][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.578594][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.578792][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.578976][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.579160][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.579376][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[    9.579571][  T187]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.579765][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.579953][  T187]  ___sys_sendmsg (net/socket.c:2752)
[    9.580193][  T187]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.581345][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.581548][  T187]  __sys_sendmsg (net/socket.c:2784)
[    9.581745][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.581953][  T187]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.582171][  T187]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.582358][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.582551][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.582748][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.583023][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.583298][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.583561][  T187] RIP: 0033:0x7f0cd928b08e
[    9.583987][  T187] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.584531][  T187] RSP: 002b:00007ffe3b589ca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.584891][  T187] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0cd928b08e
[    9.585150][  T187] RDX: 0000000000000000 RSI: 00007ffe3b589d50 RDI: 0000000000000005
[    9.585401][  T187] RBP: 00007ffe3b589cb0 R08: 0000000000000000 R09: 0000000000000000
[    9.585764][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3db
[    9.586030][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3b58a420
| [    9.592576][  T187] ip (187) used greatest stack depth: 23272 bytes left
| [    9.614353][   T94] ------------[ cut here ]------------
| [    9.614625][   T94] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/94
| [    9.615269][   T94] Tainted: [W]=WARN
[    9.615411][   T94] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.615625][   T94] Workqueue: events_unbound linkwatch_event
[    9.615847][   T94] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.616059][   T94] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.616570][   T94] RSP: 0018:ffa0000000607760 EFLAGS: 00010286
[    9.616817][   T94] RAX: 00000000ffffffa6 RBX: ff1100000a1d6900 RCX: 1ff40000000c0eb2
[    9.617052][   T94] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a1d69b8
[    9.617289][   T94] RBP: ff1100000ceb4000 R08: 1fe220000143ad38 R09: ff1100000a62d1a8
[    9.617531][   T94] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[    9.617780][   T94] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[    9.618017][   T94] FS:  0000000000000000(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[    9.618285][   T94] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.618498][   T94] CR2: 00007f0cd911e574 CR3: 0000000004b6d005 CR4: 0000000000771ef0
[    9.618749][   T94] PKRU: 55555554
[    9.618891][   T94] Call Trace:
[    9.619032][   T94]  <TASK>
[    9.619145][   T94]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.619325][   T94]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.619511][   T94]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.619661][   T94]  netif_state_change (net/core/dev.c:1605)
[    9.619849][   T94]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:649 ./include/linux/cpumask.h:1231 ./include/trace/events/preemptirq.h:40)
[    9.620057][   T94]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[    9.620270][   T94]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.620481][   T94]  ? mod_delayed_work_on (kernel/workqueue.c:2650 (discriminator 6))
[    9.620659][   T94]  netif_set_operstate (net/core/rtnetlink.c:1062)
[    9.620849][   T94]  ? rtnl_put_cacheinfo (net/core/rtnetlink.c:1037)
[    9.621025][   T94]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.621235][   T94]  hsr_check_carrier_and_operstate (net/hsr/hsr_device.c:41 net/hsr/hsr_device.c:98)
[    9.621444][   T94]  hsr_netdev_notify (net/hsr/hsr_main.c:60)
[    9.621627][   T94]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[    9.621818][   T94]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[    9.621997][   T94]  notifier_call_chain (kernel/notifier.c:85)
[    9.622174][   T94]  netif_state_change (net/core/dev.c:1603)
[    9.622348][   T94]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[    9.622563][   T94]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    9.622751][   T94]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    9.622957][   T94]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.623136][   T94]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    9.623313][   T94]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[    9.623496][   T94]  process_one_work (kernel/workqueue.c:3314)
[    9.623732][   T94]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[    9.623912][   T94]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.624094][   T94]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    9.624301][   T94]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[    9.624484][   T94]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[    9.624702][   T94]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[    9.624881][   T94]  kthread (kernel/kthread.c:436)
[    9.625025][   T94]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.625229][   T94]  ? kthread_affine_node (kernel/kthread.c:378)
[    9.625405][   T94]  ret_from_fork (arch/x86/kernel/process.c:158)
[    9.625593][   T94]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[    9.625812][   T94]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[    9.625988][   T94]  ? kthread_affine_node (kernel/kthread.c:378)
[    9.626163][   T94]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    9.627755][   T94] ---[ end trace 0000000000000000 ]---
| [    9.628064][   T94] ------------[ cut here ]------------
| [    9.628225][   T94] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/94
| [    9.628842][   T94] Tainted: [W]=WARN
[    9.628978][   T94] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.629171][   T94] Workqueue: events_unbound linkwatch_event
[    9.629372][   T94] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.629578][   T94] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.630143][   T94] RSP: 0018:ffa00000006079e0 EFLAGS: 00010286
[    9.630340][   T94] RAX: 00000000ffffffa6 RBX: ff1100000a1d6040 RCX: 1ff40000000c0f02
[    9.630571][   T94] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a1d60f8
[    9.630807][   T94] RBP: ff1100000cbc4000 R08: 1fe220000143ac20 R09: ff1100000a62d1a8
[    9.631027][   T94] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[    9.631252][   T94] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[    9.631481][   T94] FS:  0000000000000000(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[    9.631745][   T94] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.631939][   T94] CR2: 00007f0cd911e574 CR3: 0000000004b6d005 CR4: 0000000000771ef0
[    9.632161][   T94] PKRU: 55555554
[    9.632297][   T94] Call Trace:
[    9.632431][   T94]  <TASK>
[    9.632547][   T94]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.632724][   T94]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.632891][   T94]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.633028][   T94]  netif_state_change (net/core/dev.c:1605)
[    9.633194][   T94]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[    9.633388][   T94]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    9.633564][   T94]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    9.633744][   T94]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.633912][   T94]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    9.634077][   T94]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[    9.634243][   T94]  process_one_work (kernel/workqueue.c:3314)
[    9.634412][   T94]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[    9.634585][   T94]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.634769][   T94]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    9.634938][   T94]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[    9.635103][   T94]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[    9.635270][   T94]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[    9.635436][   T94]  kthread (kernel/kthread.c:436)
[    9.635576][   T94]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.635784][   T94]  ? kthread_affine_node (kernel/kthread.c:378)
[    9.635951][   T94]  ret_from_fork (arch/x86/kernel/process.c:158)
[    9.636121][   T94]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[    9.636315][   T94]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[    9.636489][   T94]  ? kthread_affine_node (kernel/kthread.c:378)
[    9.636657][   T94]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    9.638138][   T94] ---[ end trace 0000000000000000 ]---
| [    9.638732][   T94] ------------[ cut here ]------------
| [    9.638893][   T94] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/94
| [    9.639500][   T94] Tainted: [W]=WARN
[    9.639636][   T94] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.640290][   T94] Workqueue: events_unbound linkwatch_event
[    9.640546][   T94] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.640809][   T94] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.641331][   T94] RSP: 0018:ffa00000006079e0 EFLAGS: 00010286
[    9.641611][   T94] RAX: 00000000ffffffa6 RBX: ff1100000a1d6e40 RCX: 1ff40000000c0f02
[    9.641892][   T94] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a1d6ef8
[    9.642165][   T94] RBP: ff1100000cd3c000 R08: 1fe220000143ade0 R09: ff1100000a62d1a8
[    9.642444][   T94] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[    9.642732][   T94] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[    9.643004][   T94] FS:  0000000000000000(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[    9.643309][   T94] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.643561][   T94] CR2: 00007f0cd911e574 CR3: 0000000004b6d005 CR4: 0000000000771ef0
[    9.643847][   T94] PKRU: 55555554
[    9.644028][   T94] Call Trace:
[    9.644210][   T94]  <TASK>
[    9.644364][   T94]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.644589][   T94]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.644822][   T94]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.645012][   T94]  netif_state_change (net/core/dev.c:1605)
[    9.645229][   T94]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[    9.645514][   T94]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    9.645739][   T94]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    9.645956][   T94]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.646133][   T94]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    9.646332][   T94]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[    9.646509][   T94]  process_one_work (kernel/workqueue.c:3314)
[    9.646723][   T94]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[    9.646892][   T94]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.647064][   T94]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    9.647233][   T94]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[    9.647401][   T94]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[    9.647576][   T94]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[    9.647756][   T94]  kthread (kernel/kthread.c:436)
[    9.647895][   T94]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.648090][   T94]  ? kthread_affine_node (kernel/kthread.c:378)
[    9.648258][   T94]  ret_from_fork (arch/x86/kernel/process.c:158)
[    9.648426][   T94]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[    9.648633][   T94]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[    9.648815][   T94]  ? kthread_affine_node (kernel/kthread.c:378)
[    9.648984][   T94]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    9.650510][   T94] ---[ end trace 0000000000000000 ]---
| [    9.651097][   T94] ------------[ cut here ]------------
| [    9.651260][   T94] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/94
| [    9.651882][   T94] Tainted: [W]=WARN
[    9.652020][   T94] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.652218][   T94] Workqueue: events_unbound linkwatch_event
[    9.652420][   T94] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.652631][   T94] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.653175][   T94] RSP: 0018:ffa00000006079e0 EFLAGS: 00010286
[    9.653425][   T94] RAX: 00000000ffffffa6 RBX: ff1100000a1d7e00 RCX: 1ff40000000c0f02
[    9.653724][   T94] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a1d7eb8
[    9.654011][   T94] RBP: ff1100000ceb4000 R08: 1fe220000143afd8 R09: ff1100000a62d1a8
[    9.654282][   T94] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[    9.654563][   T94] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[    9.654855][   T94] FS:  0000000000000000(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[    9.655161][   T94] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.655418][   T94] CR2: 00007f0cd911e574 CR3: 0000000004b6d005 CR4: 0000000000771ef0
[    9.655719][   T94] PKRU: 55555554
[    9.655905][   T94] Call Trace:
[    9.656099][   T94]  <TASK>
[    9.656255][   T94]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.656507][   T94]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.656738][   T94]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.656927][   T94]  netif_state_change (net/core/dev.c:1605)
[    9.657143][   T94]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[    9.657391][   T94]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    9.657615][   T94]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    9.657846][   T94]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.658065][   T94]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    9.658280][   T94]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[    9.658551][   T94]  process_one_work (kernel/workqueue.c:3314)
[    9.658736][   T94]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[    9.658909][   T94]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.659082][   T94]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    9.659252][   T94]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[    9.659420][   T94]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[    9.659599][   T94]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[    9.659785][   T94]  kthread (kernel/kthread.c:436)
[    9.659924][   T94]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.660124][   T94]  ? kthread_affine_node (kernel/kthread.c:378)
[    9.660292][   T94]  ret_from_fork (arch/x86/kernel/process.c:158)
[    9.660462][   T94]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[    9.660667][   T94]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[    9.660850][   T94]  ? kthread_affine_node (kernel/kthread.c:378)
[    9.661018][   T94]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    9.662510][   T94] ---[ end trace 0000000000000000 ]---
| [   14.452500][  T236] ------------[ cut here ]------------
| [   14.452698][  T236] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/236
| [   14.453237][  T236] Tainted: [W]=WARN
[   14.453344][  T236] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.453524][  T236] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.453712][  T236] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.454213][  T236] RSP: 0018:ffa0000000a47080 EFLAGS: 00010286
[   14.454393][  T236] RAX: 00000000ffffffa6 RBX: ff1100000a712e40 RCX: 1ff4000000148dd6
[   14.454605][  T236] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a712ef8
[   14.454820][  T236] RBP: ff1100000eb24000 R08: 1fe22000014e25e0 R09: ff1100000ca75180
[   14.455029][  T236] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   14.455237][  T236] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   14.455448][  T236] FS:  00007f8b682d3840(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[   14.455707][  T236] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.455883][  T236] CR2: 00007f8b684cc460 CR3: 000000000a51d001 CR4: 0000000000771ef0
[   14.456093][  T236] PKRU: 55555554
[   14.456198][  T236] Call Trace:
[   14.456304][  T236]  <TASK>
[   14.456379][  T236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.456528][  T236]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   14.456667][  T236]  notifier_call_chain (kernel/notifier.c:85)
[   14.456814][  T236]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   14.456956][  T236]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   14.457094][  T236]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   14.457236][  T236]  ? notifier_call_chain (kernel/notifier.c:85)
[   14.457378][  T236]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   14.457525][  T236]  netdev_upper_dev_link (net/core/dev.c:8972)
[   14.457668][  T236]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   14.457813][  T236]  register_vlan_dev (net/8021q/vlan.c:183)
[   14.457955][  T236]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   14.458098][  T236]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   14.458236][  T236]  ? nla_strscpy (lib/nlattr.c:795)
[   14.458378][  T236]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   14.458525][  T236]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.458666][  T236]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.458810][  T236]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.458954][  T236]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.459099][  T236]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.459241][  T236]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.459381][  T236]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.459526][  T236]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.459668][  T236]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.459814][  T236]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.459954][  T236]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.460092][  T236]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.460231][  T236]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.460367][  T236]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.460514][  T236]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.460654][  T236]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.460800][  T236]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.460941][  T236]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.461082][  T236]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.461225][  T236]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.461366][  T236]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.461512][  T236]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.461654][  T236]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.461798][  T236]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.461939][  T236]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.462080][  T236]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.462220][  T236]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.462366][  T236]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.462514][  T236]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.462653][  T236]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.462829][  T236]  ? move_addr_to_kernel (net/socket.c:258)
[   14.462972][  T236]  ___sys_sendmsg (net/socket.c:2752)
[   14.463111][  T236]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.463249][  T236]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.463398][  T236]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   14.463547][  T236]  __sys_sendmsg (net/socket.c:2784)
[   14.463691][  T236]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.463834][  T236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.463973][  T236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.464113][  T236]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.464253][  T236]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.464393][  T236]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.464541][  T236]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.464718][  T236] RIP: 0033:0x7f8b6850d08e
[   14.464864][  T236] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.465360][  T236] RSP: 002b:00007fffd1b13c20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.465580][  T236] RAX: ffffffffffffffda RBX: 00007fffd1b143e0 RCX: 00007f8b6850d08e
[   14.465793][  T236] RDX: 0000000000000000 RSI: 00007fffd1b13cd0 RDI: 0000000000000005
[   14.466003][  T236] RBP: 00007fffd1b13c30 R08: 0000000000000000 R09: 0000000000000000
[   14.466210][  T236] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3e0
[   14.466421][  T236] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd1b143a0
| [   14.467834][  T236] ---[ end trace 0000000000000000 ]---
| [   14.468098][  T236] ------------[ cut here ]------------
| [   14.468233][  T236] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/236
| [   14.468763][  T236] Tainted: [W]=WARN
[   14.468869][  T236] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.469041][  T236] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.469217][  T236] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.470199][  T236] RSP: 0018:ffa0000000a471a0 EFLAGS: 00010286
[   14.470375][  T236] RAX: 00000000ffffffa6 RBX: ff1100000a712c80 RCX: 1ff4000000148dfa
[   14.470582][  T236] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a712d38
[   14.470868][  T236] RBP: ff110000082fc000 R08: 1fe22000014e25a8 R09: ff1100000ca75180
[   14.471074][  T236] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   14.471280][  T236] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   14.471491][  T236] FS:  00007f8b682d3840(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[   14.471788][  T236] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.471960][  T236] CR2: 00007f8b684cc460 CR3: 000000000a51d001 CR4: 0000000000771ef0
[   14.472167][  T236] PKRU: 55555554
[   14.472324][  T236] Call Trace:
[   14.472425][  T236]  <TASK>
[   14.472521][  T236]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.472657][  T236]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.472850][  T236]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.472954][  T236]  __dev_notify_flags (net/core/dev.c:9787)
[   14.473094][  T236]  ? netdev_update_features (net/core/dev.c:11098)
[   14.473233][  T236]  ? netif_change_name (net/core/dev.c:1495)
[   14.473368][  T236]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   14.473510][  T236]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   14.473649][  T236]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   14.473845][  T236]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.473981][  T236]  ? nla_strscpy (lib/nlattr.c:795)
[   14.474120][  T236]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   14.474257][  T236]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.474393][  T236]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.474533][  T236]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.474673][  T236]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.474851][  T236]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.474990][  T236]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.475127][  T236]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.475264][  T236]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.475407][  T236]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.475550][  T236]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.475692][  T236]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.475831][  T236]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.475967][  T236]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.476102][  T236]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.476243][  T236]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.476378][  T236]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.476521][  T236]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.476656][  T236]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.476797][  T236]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.476935][  T236]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.477070][  T236]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.477207][  T236]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.477344][  T236]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.477481][  T236]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.477622][  T236]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.477763][  T236]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.477900][  T236]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.478036][  T236]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.478175][  T236]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.478311][  T236]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.478478][  T236]  ? move_addr_to_kernel (net/socket.c:258)
[   14.478621][  T236]  ___sys_sendmsg (net/socket.c:2752)
[   14.478761][  T236]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.478897][  T236]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.479040][  T236]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   14.479181][  T236]  __sys_sendmsg (net/socket.c:2784)
[   14.479319][  T236]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.479459][  T236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.479598][  T236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.479740][  T236]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.479876][  T236]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.480014][  T236]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.480153][  T236]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.480325][  T236] RIP: 0033:0x7f8b6850d08e
[   14.480470][  T236] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.480981][  T236] RSP: 002b:00007fffd1b13c20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.481188][  T236] RAX: ffffffffffffffda RBX: 00007fffd1b143e0 RCX: 00007f8b6850d08e
[   14.481392][  T236] RDX: 0000000000000000 RSI: 00007fffd1b13cd0 RDI: 0000000000000005
[   14.481597][  T236] RBP: 00007fffd1b13c30 R08: 0000000000000000 R09: 0000000000000000
[   14.481806][  T236] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3e0
[   14.482015][  T236] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd1b143a0
| [   14.483381][  T236] ---[ end trace 0000000000000000 ]---
| [   14.510209][  T237] ------------[ cut here ]------------
| [   14.510415][  T237] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/237
| [   14.511060][  T237] Tainted: [W]=WARN
[   14.511213][  T237] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.511433][  T237] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.511669][  T237] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.512221][  T237] RSP: 0018:ffa0000000a27080 EFLAGS: 00010286
[   14.512442][  T237] RAX: 00000000ffffffa6 RBX: ff1100000a1d7a80 RCX: 1ff4000000144dd6
[   14.513394][  T237] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a1d7b38
[   14.513657][  T237] RBP: ff1100000ceb4000 R08: 1fe220000143af68 R09: ff11000009298b80
[   14.513929][  T237] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   14.514182][  T237] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   14.514435][  T237] FS:  00007f0a24977840(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[   14.514744][  T237] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.514969][  T237] CR2: 00007f0a24cec040 CR3: 000000000b9b4002 CR4: 0000000000771ef0
[   14.515223][  T237] PKRU: 55555554
[   14.515372][  T237] Call Trace:
[   14.515530][  T237]  <TASK>
[   14.515649][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.515848][  T237]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   14.516034][  T237]  notifier_call_chain (kernel/notifier.c:85)
[   14.516222][  T237]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   14.516411][  T237]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   14.516599][  T237]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   14.516798][  T237]  ? notifier_call_chain (kernel/notifier.c:85)
[   14.516986][  T237]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   14.517173][  T237]  netdev_upper_dev_link (net/core/dev.c:8972)
[   14.517360][  T237]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   14.517561][  T237]  register_vlan_dev (net/8021q/vlan.c:183)
[   14.517762][  T237]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   14.517949][  T237]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   14.518136][  T237]  ? nla_strscpy (lib/nlattr.c:795)
[   14.518322][  T237]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   14.518515][  T237]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.518716][  T237]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.518901][  T237]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.519093][  T237]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.519282][  T237]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.519469][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.519663][  T237]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.519862][  T237]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.520052][  T237]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.520238][  T237]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.520424][  T237]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.520622][  T237]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.520819][  T237]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.521003][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.521190][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.521374][  T237]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.521567][  T237]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.521762][  T237]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.521949][  T237]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.522142][  T237]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.522326][  T237]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.522520][  T237]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.522720][  T237]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.522906][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.523092][  T237]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.523280][  T237]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.523469][  T237]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.523663][  T237]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.523860][  T237]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.524045][  T237]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.524262][  T237]  ? move_addr_to_kernel (net/socket.c:258)
[   14.524452][  T237]  ___sys_sendmsg (net/socket.c:2752)
[   14.524643][  T237]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.524843][  T237]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.525036][  T237]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   14.525224][  T237]  __sys_sendmsg (net/socket.c:2784)
[   14.525410][  T237]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.525604][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.525798][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.525984][  T237]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.526168][  T237]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.526356][  T237]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.526552][  T237]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.526784][  T237] RIP: 0033:0x7f0a24bb108e
[   14.526975][  T237] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.527521][  T237] RSP: 002b:00007ffcfe56e920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.527790][  T237] RAX: ffffffffffffffda RBX: 00007ffcfe56f0e0 RCX: 00007f0a24bb108e
[   14.528040][  T237] RDX: 0000000000000000 RSI: 00007ffcfe56e9d0 RDI: 0000000000000005
[   14.528292][  T237] RBP: 00007ffcfe56e930 R08: 0000000000000000 R09: 0000000000000000
[   14.528556][  T237] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3e0
[   14.528821][  T237] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfe56f0a0
| [   14.530540][  T237] ---[ end trace 0000000000000000 ]---
| [   14.530843][  T237] ------------[ cut here ]------------
| [   14.531021][  T237] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/237
| [   14.531624][  T237] Tainted: [W]=WARN
[   14.531785][  T237] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.532002][  T237] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.532224][  T237] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.532766][  T237] RSP: 0018:ffa0000000a271a0 EFLAGS: 00010286
[   14.532985][  T237] RAX: 00000000ffffffa6 RBX: ff1100000a1d7700 RCX: 1ff4000000144dfa
[   14.533235][  T237] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a1d77b8
[   14.533481][  T237] RBP: ff11000008649000 R08: 1fe220000143aef8 R09: ff11000009298b80
[   14.533748][  T237] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   14.533995][  T237] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   14.534246][  T237] FS:  00007f0a24977840(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[   14.534532][  T237] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.534762][  T237] CR2: 00007f0a24cec040 CR3: 000000000b9b4002 CR4: 0000000000771ef0
[   14.535011][  T237] PKRU: 55555554
[   14.535157][  T237] Call Trace:
[   14.535304][  T237]  <TASK>
[   14.535424][  T237]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.535617][  T237]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.535816][  T237]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.535966][  T237]  __dev_notify_flags (net/core/dev.c:9787)
[   14.536148][  T237]  ? netdev_update_features (net/core/dev.c:11098)
[   14.536330][  T237]  ? netif_change_name (net/core/dev.c:1495)
[   14.536517][  T237]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   14.536718][  T237]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   14.536902][  T237]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   14.537086][  T237]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.537267][  T237]  ? nla_strscpy (lib/nlattr.c:795)
[   14.537450][  T237]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   14.537637][  T237]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.537828][  T237]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.538013][  T237]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.538197][  T237]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.538383][  T237]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.538577][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.538778][  T237]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.538960][  T237]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.539146][  T237]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.539330][  T237]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.539524][  T237]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.539720][  T237]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.539901][  T237]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.540081][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.540262][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.540442][  T237]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.540632][  T237]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.540828][  T237]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.541014][  T237]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.541199][  T237]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.541380][  T237]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.541567][  T237]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.541762][  T237]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.541945][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.542128][  T237]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.542315][  T237]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.542516][  T237]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.542714][  T237]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.542897][  T237]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.543078][  T237]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.543290][  T237]  ? move_addr_to_kernel (net/socket.c:258)
[   14.543474][  T237]  ___sys_sendmsg (net/socket.c:2752)
[   14.543670][  T237]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.543865][  T237]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.544054][  T237]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   14.544237][  T237]  __sys_sendmsg (net/socket.c:2784)
[   14.544421][  T237]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.544614][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.544809][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.544993][  T237]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.545179][  T237]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.545360][  T237]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.545550][  T237]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.545779][  T237] RIP: 0033:0x7f0a24bb108e
[   14.545968][  T237] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.546502][  T237] RSP: 002b:00007ffcfe56e920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.546761][  T237] RAX: ffffffffffffffda RBX: 00007ffcfe56f0e0 RCX: 00007f0a24bb108e
[   14.547006][  T237] RDX: 0000000000000000 RSI: 00007ffcfe56e9d0 RDI: 0000000000000005
[   14.547255][  T237] RBP: 00007ffcfe56e930 R08: 0000000000000000 R09: 0000000000000000
[   14.547514][  T237] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3e0
[   14.547775][  T237] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfe56f0a0
| [   14.549477][  T237] ---[ end trace 0000000000000000 ]---
| [   14.685989][  T242] ------------[ cut here ]------------
| [   14.686164][  T242] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/242
| [   14.686687][  T242] Tainted: [W]=WARN
[   14.686789][  T242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.686959][  T242] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.687135][  T242] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.687616][  T242] RSP: 0018:ffa0000000a87020 EFLAGS: 00010286
[   14.687790][  T242] RAX: 00000000ffffffa6 RBX: ff1100000c048e40 RCX: 1ff4000000150dca
[   14.687992][  T242] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c048ef8
[   14.688190][  T242] RBP: ff110000082fc000 R08: 1fe22000018091e0 R09: ff1100000ea7ae58
[   14.688387][  T242] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   14.688591][  T242] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000082fcce1
[   14.688794][  T242] FS:  00007f83f98d3840(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[   14.689028][  T242] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.689197][  T242] CR2: 0000000024030988 CR3: 000000000f053002 CR4: 0000000000771ef0
[   14.689400][  T242] PKRU: 55555554
[   14.689506][  T242] Call Trace:
[   14.689607][  T242]  <TASK>
[   14.689683][  T242]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.689817][  T242]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.689919][  T242]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.690053][  T242]  __dev_notify_flags (net/core/dev.c:9787)
[   14.690186][  T242]  ? netif_change_name (net/core/dev.c:1495)
[   14.690319][  T242]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.690453][  T242]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   14.690592][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.690729][  T242]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   14.690864][  T242]  netif_change_flags (net/core/dev.c:9820)
[   14.690999][  T242]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.691133][  T242]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.691266][  T242]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.691433][  T242]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.691568][  T242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.691705][  T242]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.691836][  T242]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.691969][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.692102][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.692234][  T242]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.692367][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.692499][  T242]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.692630][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.692766][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.692895][  T242]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.693027][  T242]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   14.693162][  T242]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.693295][  T242]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.693429][  T242]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.693566][  T242]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.693772][  T242]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.693909][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.694042][  T242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.694174][  T242]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.694307][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.694440][  T242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.694577][  T242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.694784][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.694917][  T242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.695049][  T242]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.695180][  T242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.695312][  T242]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.695447][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.695582][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.695814][  T242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.695947][  T242]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.696079][  T242]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.696210][  T242]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.696346][  T242]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.696476][  T242]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.696614][  T242]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.697245][  T242]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.697384][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.697521][  T242]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.697654][  T242]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.698406][  T242]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.698555][  T242]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.698695][  T242]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.698829][  T242]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.698993][  T242]  ? move_addr_to_kernel (net/socket.c:258)
[   14.699125][  T242]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.699261][  T242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.699396][  T242]  ___sys_sendmsg (net/socket.c:2752)
[   14.699533][  T242]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.699706][  T242]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.699848][  T242]  __sys_sendmsg (net/socket.c:2784)
[   14.699980][  T242]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.700111][  T242]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.700277][  T242]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.700409][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.700547][  T242]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.700688][  T242]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.700823][  T242]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.700956][  T242]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.701121][  T242] RIP: 0033:0x7f83f9b0d08e
[   14.701260][  T242] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.701738][  T242] RSP: 002b:00007ffd1f6151b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.701942][  T242] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f83f9b0d08e
[   14.702140][  T242] RDX: 0000000000000000 RSI: 00007ffd1f615260 RDI: 0000000000000005
[   14.702340][  T242] RBP: 00007ffd1f6151c0 R08: 0000000000000000 R09: 0000000000000000
[   14.702545][  T242] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3e1
[   14.702750][  T242] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1f615930
| [   14.704084][  T242] ---[ end trace 0000000000000000 ]---
| [   14.735232][  T243] ------------[ cut here ]------------
| [   14.735435][  T243] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/243
| [   14.736053][  T243] Tainted: [W]=WARN
[   14.736197][  T243] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.736407][  T243] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.736630][  T243] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.737219][  T243] RSP: 0018:ffa0000000a97020 EFLAGS: 00010286
[   14.737495][  T243] RAX: 00000000ffffffa6 RBX: ff110000096b4740 RCX: 1ff4000000152dca
[   14.737841][  T243] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000096b47f8
[   14.738169][  T243] RBP: ff11000008649000 R08: 1fe22000012d6900 R09: ff1100000ea7d158
[   14.738497][  T243] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   14.738834][  T243] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008649ce1
[   14.739130][  T243] FS:  00007f834b583840(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[   14.739466][  T243] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.739764][  T243] CR2: 00000000302de988 CR3: 000000000e8c6006 CR4: 0000000000771ef0
[   14.740038][  T243] PKRU: 55555554
[   14.740178][  T243] Call Trace:
[   14.740324][  T243]  <TASK>
[   14.740436][  T243]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.740626][  T243]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.740788][  T243]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.740966][  T243]  __dev_notify_flags (net/core/dev.c:9787)
[   14.741150][  T243]  ? netif_change_name (net/core/dev.c:1495)
[   14.741326][  T243]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.741515][  T243]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   14.741704][  T243]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.741881][  T243]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   14.742059][  T243]  netif_change_flags (net/core/dev.c:9820)
[   14.742239][  T243]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.742421][  T243]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.742605][  T243]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.742829][  T243]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.743006][  T243]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.743183][  T243]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.743359][  T243]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.743548][  T243]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.743744][  T243]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.743922][  T243]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.744101][  T243]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.744277][  T243]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.744453][  T243]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.744637][  T243]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.744826][  T243]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.745006][  T243]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   14.745183][  T243]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.745360][  T243]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.745548][  T243]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.745741][  T243]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.745922][  T243]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.746101][  T243]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.746280][  T243]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.746458][  T243]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.746645][  T243]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.746830][  T243]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.747007][  T243]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.747185][  T243]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.747364][  T243]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.747550][  T243]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.747743][  T243]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.747922][  T243]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.748099][  T243]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.748277][  T243]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.748451][  T243]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.748631][  T243]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.748819][  T243]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.748996][  T243]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.749174][  T243]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.749352][  T243]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.749533][  T243]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.749724][  T243]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.749902][  T243]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.750080][  T243]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.750258][  T243]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.750436][  T243]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.750626][  T243]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.750817][  T243]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.750992][  T243]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.751201][  T243]  ? move_addr_to_kernel (net/socket.c:258)
[   14.751381][  T243]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.751563][  T243]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.751756][  T243]  ___sys_sendmsg (net/socket.c:2752)
[   14.751936][  T243]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.752146][  T243]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.752332][  T243]  __sys_sendmsg (net/socket.c:2784)
[   14.752514][  T243]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.752703][  T243]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.752915][  T243]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.753093][  T243]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.753275][  T243]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.753454][  T243]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.753638][  T243]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.753826][  T243]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.754036][  T243] RIP: 0033:0x7f834b7bd08e
[   14.754220][  T243] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.754748][  T243] RSP: 002b:00007ffeefb59f10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.754991][  T243] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f834b7bd08e
[   14.755229][  T243] RDX: 0000000000000000 RSI: 00007ffeefb59fc0 RDI: 0000000000000005
[   14.755473][  T243] RBP: 00007ffeefb59f20 R08: 0000000000000000 R09: 0000000000000000
[   14.755735][  T243] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e3e1
[   14.755978][  T243] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeefb5a690
| [   14.757642][  T243] ---[ end trace 0000000000000000 ]---
| [   19.532547][   T68] ------------[ cut here ]------------
| [   19.532842][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/68
| [   19.533792][   T68] Tainted: [W]=WARN
[   19.533950][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.534177][   T68] Workqueue: netns cleanup_net
[   19.534373][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.534610][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.535285][   T68] RSP: 0018:ffa0000000497938 EFLAGS: 00010286
[   19.535515][   T68] RAX: 00000000ffffffa6 RBX: ff1100000cc29e00 RCX: 1ff4000000092eed
[   19.535815][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc29eb8
[   19.536093][   T68] RBP: ff1100000a381000 R08: 1fe22000019853d8 R09: ff11000008c62ed0
[   19.536362][   T68] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   19.536631][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.536974][   T68] FS:  0000000000000000(0000) GS:ff1100009b330000(0000) knlGS:0000000000000000
[   19.537290][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.537516][   T68] CR2: 0000557f16d34d5c CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.537789][   T68] PKRU: 55555554
[   19.537922][   T68] Call Trace:
[   19.538052][   T68]  <TASK>
[   19.538144][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.538372][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.538598][   T68]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   19.538869][   T68]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   19.539050][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.539223][   T68]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   19.539399][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.539584][   T68]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   19.539782][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.539956][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.540136][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.540314][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.540488][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.540701][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.540873][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.541058][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.541238][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.541414][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.541601][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.541784][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.541961][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.542137][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.542312][   T68]  kthread (kernel/kthread.c:436)
[   19.542446][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.542673][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.542856][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.543033][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.543255][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.543434][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.543614][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.545381][   T68] ---[ end trace 0000000000000000 ]---
| [   19.561055][   T68] ------------[ cut here ]------------
| [   19.561279][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/68
| [   19.562100][   T68] Tainted: [W]=WARN
[   19.562247][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.562495][   T68] Workqueue: netns cleanup_net
[   19.562823][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.563070][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.563850][   T68] RSP: 0018:ffa0000000497780 EFLAGS: 00010286
[   19.564093][   T68] RAX: 00000000ffffffa6 RBX: ff1100000cc29c40 RCX: 1ff4000000092eb6
[   19.564463][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc29cf8
[   19.564839][   T68] RBP: ff1100000eb24000 R08: 1fe22000019853a0 R09: ff11000008c62ed0
[   19.565122][   T68] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   19.565401][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   19.565781][   T68] FS:  0000000000000000(0000) GS:ff1100009b330000(0000) knlGS:0000000000000000
[   19.566112][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.566345][   T68] CR2: 0000557f16d34d5c CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.566627][   T68] PKRU: 55555554
[   19.566852][   T68] Call Trace:
[   19.566993][   T68]  <TASK>
[   19.567091][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.567279][   T68]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   19.567467][   T68]  notifier_call_chain (kernel/notifier.c:85)
[   19.567665][   T68]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   19.567875][   T68]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   19.568112][   T68]  ? default_device_exit_batch (net/core/dev.c:13075)
[   19.568300][   T68]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.568488][   T68]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   19.568686][   T68]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   19.568908][   T68]  unregister_vlan_dev (net/8021q/vlan.c:112)
[   19.569093][   T68]  default_device_exit_batch (net/core/dev.c:13084)
[   19.569268][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.569448][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.569634][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.569828][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.570008][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.570195][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.570381][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.570595][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.570789][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.570974][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.571157][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.571341][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.571527][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.571720][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.571901][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.572081][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.572258][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.572437][   T68]  kthread (kernel/kthread.c:436)
[   19.572578][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.572816][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.572998][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.573180][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.573403][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.573597][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.573789][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.576427][   T68] vethA: left promiscuous mode
| [   19.576740][   T68] ------------[ cut here ]------------
| [   19.576919][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   19.577592][   T68] Tainted: [W]=WARN
[   19.578408][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.578754][   T68] Workqueue: netns cleanup_net
[   19.579046][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.579381][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.580042][   T68] RSP: 0018:ffa0000000497740 EFLAGS: 00010286
[   19.580386][   T68] RAX: 00000000ffffffa6 RBX: ff1100000cc298c0 RCX: 1ff4000000092eae
[   19.580742][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc29978
[   19.581069][   T68] RBP: ff1100000cba9000 R08: 1fe2200001985330 R09: ff11000008c62ed0
[   19.581358][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   19.581610][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008d93650
[   19.581872][   T68] FS:  0000000000000000(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[   19.582156][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.582372][   T68] CR2: 00007f003b72a668 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.582632][   T68] PKRU: 55555554
[   19.582793][   T68] Call Trace:
[   19.582941][   T68]  <TASK>
[   19.583059][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.583243][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.583395][   T68]  __dev_notify_flags (net/core/dev.c:9787)
[   19.583582][   T68]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   19.583781][   T68]  ? netdev_notice (net/core/dev.c:13008)
[   19.583962][   T68]  ? netif_change_name (net/core/dev.c:1495)
[   19.584142][   T68]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:980)
[   19.584353][   T68]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   19.584541][   T68]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3309)
[   19.584738][   T68]  __dev_set_promiscuity (net/core/dev.c:9630)
[   19.584919][   T68]  ? sync_rcu_exp_select_cpus (./include/linux/list.h:46 (discriminator 2))
[   19.585099][   T68]  netif_set_promiscuity (net/core/dev.c:9639)
[   19.585280][   T68]  dev_set_promiscuity (net/core/dev_api.c:288)
[   19.585461][   T68]  hsr_del_port (net/hsr/hsr_slave.c:244)
[   19.585651][   T68]  hsr_del_ports (net/hsr/hsr_device.c:471)
[   19.585846][   T68]  hsr_dellink (net/hsr/hsr_netlink.c:147)
[   19.585997][   T68]  default_device_exit_batch (net/core/dev.c:13084)
[   19.586184][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.586368][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.586563][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.586761][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.586944][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.587130][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.587314][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.587495][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.587699][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.587882][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.588068][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.588252][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.588430][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.588617][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.588810][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.588988][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.589170][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.589349][   T68]  kthread (kernel/kthread.c:436)
[   19.589496][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.589727][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.589907][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.590087][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.590299][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.590479][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.590665][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.592298][   T68] ---[ end trace 0000000000000000 ]---
| [   19.592661][   T68] ------------[ cut here ]------------
| [   19.592851][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   19.593514][   T68] Tainted: [W]=WARN
[   19.593657][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.594063][   T68] Workqueue: netns cleanup_net
[   19.594259][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.594496][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.595030][   T68] RSP: 0018:ffa0000000497760 EFLAGS: 00010286
[   19.595242][   T68] RAX: 00000000ffffffa6 RBX: ff1100000cc28200 RCX: 1ff4000000092eb2
[   19.595486][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc282b8
[   19.595747][   T68] RBP: ff1100000cba9000 R08: 1fe2200001985058 R09: ff11000008c62ed0
[   19.595985][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   19.596223][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   19.596464][   T68] FS:  0000000000000000(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[   19.596784][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.596992][   T68] CR2: 00007f003b72a668 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.597233][   T68] PKRU: 55555554
[   19.597378][   T68] Call Trace:
[   19.597528][   T68]  <TASK>
[   19.597643][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.597863][   T68]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   19.598041][   T68]  notifier_call_chain (kernel/notifier.c:85)
[   19.598221][   T68]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   19.598399][   T68]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   19.598616][   T68]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.598839][   T68]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   19.599017][   T68]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   19.599225][   T68]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   19.599405][   T68]  ? dev_set_promiscuity (net/core/dev_api.c:289)
[   19.599591][   T68]  hsr_del_port (net/hsr/hsr_slave.c:245)
[   19.599784][   T68]  hsr_del_ports (net/hsr/hsr_device.c:471)
[   19.599962][   T68]  hsr_dellink (net/hsr/hsr_netlink.c:147)
[   19.600138][   T68]  default_device_exit_batch (net/core/dev.c:13084)
[   19.600342][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.600531][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.600811][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.600992][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.601176][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.601357][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.601561][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.601752][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.601937][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.602117][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.602297][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.602482][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.602671][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.602868][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.603052][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.603232][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.603416][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.603601][   T68]  kthread (kernel/kthread.c:436)
[   19.603760][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.603971][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.604149][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.604334][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.604642][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.604830][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.605009][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.607056][   T68] vethB: left promiscuous mode
| [   19.607369][   T68] ------------[ cut here ]------------
| [   19.607547][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   19.608412][   T68] Tainted: [W]=WARN
[   19.608566][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.609490][   T68] Workqueue: netns cleanup_net
[   19.609765][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.610046][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.610652][   T68] RSP: 0018:ffa0000000497740 EFLAGS: 00010286
[   19.610935][   T68] RAX: 00000000ffffffa6 RBX: ff1100000cc28040 RCX: 1ff4000000092eae
[   19.611231][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc280f8
[   19.611538][   T68] RBP: ff110000088f9000 R08: 1fe2200001985020 R09: ff11000008c62ed0
[   19.611873][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   19.612168][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008d93b50
[   19.612470][   T68] FS:  0000000000000000(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[   19.612820][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.613087][   T68] CR2: 00007f003b72a668 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.613393][   T68] PKRU: 55555554
[   19.613616][   T68] Call Trace:
[   19.613831][   T68]  <TASK>
[   19.614002][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.614236][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.614440][   T68]  __dev_notify_flags (net/core/dev.c:9787)
[   19.614696][   T68]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   19.614943][   T68]  ? netdev_notice (net/core/dev.c:13008)
[   19.615184][   T68]  ? netif_change_name (net/core/dev.c:1495)
[   19.615418][   T68]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:980)
[   19.615707][   T68]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   19.615942][   T68]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3309)
[   19.616180][   T68]  __dev_set_promiscuity (net/core/dev.c:9630)
[   19.616411][   T68]  ? sync_rcu_exp_select_cpus (./include/linux/list.h:46 (discriminator 2))
[   19.616659][   T68]  netif_set_promiscuity (net/core/dev.c:9639)
[   19.616912][   T68]  dev_set_promiscuity (net/core/dev_api.c:288)
[   19.617158][   T68]  hsr_del_port (net/hsr/hsr_slave.c:244)
[   19.617403][   T68]  hsr_del_ports (net/hsr/hsr_device.c:475)
[   19.617645][   T68]  hsr_dellink (net/hsr/hsr_netlink.c:147)
[   19.617900][   T68]  default_device_exit_batch (net/core/dev.c:13084)
[   19.618079][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.618264][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.618453][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.618645][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.618834][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.619020][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.619479][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.619709][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.619897][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.620078][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.620433][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.620647][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.620865][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.621310][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.621493][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.621751][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.621935][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.622582][   T68]  kthread (kernel/kthread.c:436)
[   19.622746][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.623140][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.623324][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.623513][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.623744][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.623952][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.624135][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.626190][   T68] ---[ end trace 0000000000000000 ]---
| [   19.626545][   T68] ------------[ cut here ]------------
| [   19.626834][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   19.627668][   T68] Tainted: [W]=WARN
[   19.628330][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.628624][   T68] Workqueue: netns cleanup_net
[   19.628891][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.629169][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.629767][   T68] RSP: 0018:ffa0000000497760 EFLAGS: 00010286
[   19.630035][   T68] RAX: 00000000ffffffa6 RBX: ff1100000c3ae3c0 RCX: 1ff4000000092eb2
[   19.630324][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c3ae478
[   19.630628][   T68] RBP: ff110000088f9000 R08: 1fe2200001875c90 R09: ff11000008c62ed0
[   19.630933][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   19.631236][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   19.631536][   T68] FS:  0000000000000000(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[   19.631878][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.632145][   T68] CR2: 00007f003b72a668 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.632437][   T68] PKRU: 55555554
[   19.632638][   T68] Call Trace:
[   19.632856][   T68]  <TASK>
[   19.633055][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.633285][   T68]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   19.633521][   T68]  notifier_call_chain (kernel/notifier.c:85)
[   19.633770][   T68]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   19.634027][   T68]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   19.634290][   T68]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.634529][   T68]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   19.634751][   T68]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   19.634957][   T68]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   19.635138][   T68]  ? dev_set_promiscuity (net/core/dev_api.c:289)
[   19.635335][   T68]  hsr_del_port (net/hsr/hsr_slave.c:245)
[   19.635524][   T68]  hsr_del_ports (net/hsr/hsr_device.c:475)
[   19.635720][   T68]  hsr_dellink (net/hsr/hsr_netlink.c:147)
[   19.635867][   T68]  default_device_exit_batch (net/core/dev.c:13084)
[   19.636046][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.636224][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.636406][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.636597][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.636872][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.637057][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.637236][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.637411][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.637599][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.637791][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.637979][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.638162][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.638339][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.638528][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.638722][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.638897][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.639075][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.639254][   T68]  kthread (kernel/kthread.c:436)
[   19.639406][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.639626][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.639818][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.639996][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.640205][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.640388][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.640574][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.642238][   T68] ---[ end trace 0000000000000000 ]---
| [   19.642534][   T68] ------------[ cut here ]------------
| [   19.642718][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   19.643529][   T68] Tainted: [W]=WARN
[   19.643672][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.643892][   T68] Workqueue: netns cleanup_net
[   19.644073][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.644300][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.644897][   T68] RSP: 0018:ffa0000000497840 EFLAGS: 00010286
[   19.645167][   T68] RAX: 00000000ffffffa6 RBX: ff1100000c3ae580 RCX: 1ff4000000092ece
[   19.645465][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c3ae638
[   19.645777][   T68] RBP: ff110000088f9000 R08: 1fe2200001875cc8 R09: ff11000008c62ed0
[   19.646061][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   19.646346][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   19.646662][   T68] FS:  0000000000000000(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[   19.646998][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.647269][   T68] CR2: 00007f003b72a668 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.647565][   T68] PKRU: 55555554
[   19.647769][   T68] Call Trace:
[   19.647960][   T68]  <TASK>
[   19.648121][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.648347][   T68]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   19.648578][   T68]  notifier_call_chain (kernel/notifier.c:85)
[   19.648849][   T68]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   19.649075][   T68]  ? __dev_open (net/core/dev.h:182)
[   19.649301][   T68]  hsr_del_port (net/hsr/hsr_slave.c:249)
[   19.649536][   T68]  hsr_del_ports (net/hsr/hsr_device.c:475)
[   19.649774][   T68]  hsr_dellink (net/hsr/hsr_netlink.c:147)
[   19.649991][   T68]  default_device_exit_batch (net/core/dev.c:13084)
[   19.650242][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.650472][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.650731][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.650966][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.651190][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.651423][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.651671][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.651957][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.652211][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.652435][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.652719][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.652894][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.653069][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.653247][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.653426][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.653635][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.653825][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.654004][   T68]  kthread (kernel/kthread.c:436)
[   19.654149][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.654358][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.654547][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.654744][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.654970][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.655148][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.655325][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.656913][   T68] ---[ end trace 0000000000000000 ]---
| [   19.657976][   T68] ------------[ cut here ]------------
| [   19.658150][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   19.658844][   T68] Tainted: [W]=WARN
[   19.659040][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.659339][   T68] Workqueue: netns cleanup_net
[   19.659572][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.659843][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.660409][   T68] RSP: 0018:ffa0000000497748 EFLAGS: 00010286
[   19.660736][   T68] RAX: 00000000ffffffa6 RBX: ff1100000c3ae900 RCX: 1ff4000000092eaf
[   19.661017][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c3ae9b8
[   19.661301][   T68] RBP: ff110000082fc000 R08: 1fe2200001875d38 R09: ff11000008c62ed0
[   19.661593][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   19.661904][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eb24000
[   19.662186][   T68] FS:  0000000000000000(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[   19.662496][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.662788][   T68] CR2: 00007f003b72a668 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.663074][   T68] PKRU: 55555554
[   19.663272][   T68] Call Trace:
[   19.663460][   T68]  <TASK>
[   19.663627][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.663862][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.664052][   T68]  netif_close_many (net/core/dev.c:1804)
[   19.664272][   T68]  ? __dev_close_many (net/core/dev.c:1781)
[   19.664523][   T68]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   19.664787][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   19.665039][   T68]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.665264][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.665487][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.665762][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.665983][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.666204][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.666459][   T68]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.666653][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.666841][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.667015][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.667189][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.667363][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.667563][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.667757][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.667932][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.668105][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.668281][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.668455][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.668648][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.668869][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.669067][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.669247][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.669425][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.669609][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.669798][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.669972][   T68]  kthread (kernel/kthread.c:436)
[   19.670117][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.670331][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.670513][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.670702][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.670911][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.671090][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.671261][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.672816][   T68] ---[ end trace 0000000000000000 ]---
| [   19.674508][   T68] ------------[ cut here ]------------
| [   19.674668][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/68
| [   19.675550][   T68] Tainted: [W]=WARN
[   19.675654][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.675816][   T68] Workqueue: netns cleanup_net
[   19.675944][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.676103][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.676591][   T68] RSP: 0018:ffa0000000497748 EFLAGS: 00010286
[   19.676750][   T68] RAX: 00000000ffffffa6 RBX: ff110000056c83c0 RCX: 1ff4000000092eaf
[   19.676934][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000056c8478
[   19.677115][   T68] RBP: ff1100000eb24000 R08: 1fe2200000ad9090 R09: ff11000008c62ed0
[   19.677300][   T68] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   19.677483][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000088f9000
[   19.677812][   T68] FS:  0000000000000000(0000) GS:ff1100009b330000(0000) knlGS:0000000000000000
[   19.678027][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.678184][   T68] CR2: 00007fedae366888 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.678369][   T68] PKRU: 55555554
[   19.678462][   T68] Call Trace:
[   19.678558][   T68]  <TASK>
[   19.678625][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.678761][   T68]  ? notifier_call_chain (kernel/notifier.c:85)
[   19.678889][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.678986][   T68]  netif_close_many (net/core/dev.c:1804)
[   19.679111][   T68]  ? __dev_close_many (net/core/dev.c:1781)
[   19.679233][   T68]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   19.679386][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   19.679547][   T68]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.679683][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.679809][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.679988][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.680111][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.680234][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.680387][   T68]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.680514][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.680639][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.680794][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.680920][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.681046][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.681168][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.681293][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.681422][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.681554][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.681684][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.681806][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.681931][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.682058][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.682180][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.682306][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.682431][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.682560][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.682689][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.682820][   T68]  kthread (kernel/kthread.c:436)
[   19.682919][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.683074][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.683198][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.683320][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.683473][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.683603][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.683738][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.684941][   T68] ---[ end trace 0000000000000000 ]---
| [   19.686209][   T68] ------------[ cut here ]------------
| [   19.686336][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/68
| [   19.686905][   T68] Tainted: [W]=WARN
[   19.687000][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.687154][   T68] Workqueue: netns cleanup_net
[   19.687286][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.687450][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.687969][   T68] RSP: 0018:ffa0000000497748 EFLAGS: 00010286
[   19.688124][   T68] RAX: 00000000ffffffa6 RBX: ff11000009152c80 RCX: 1ff4000000092eaf
[   19.688308][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009152d38
[   19.688502][   T68] RBP: ff110000088f9000 R08: 1fe220000122a5a8 R09: ff11000008c62ed0
[   19.688735][   T68] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   19.688924][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd3c000
[   19.689137][   T68] FS:  0000000000000000(0000) GS:ff1100009b330000(0000) knlGS:0000000000000000
[   19.689357][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.689516][   T68] CR2: 00007fedae366888 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.689710][   T68] PKRU: 55555554
[   19.689803][   T68] Call Trace:
[   19.689896][   T68]  <TASK>
[   19.689960][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.690088][   T68]  ? notifier_call_chain (kernel/notifier.c:85)
[   19.690212][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.690307][   T68]  netif_close_many (net/core/dev.c:1804)
[   19.690431][   T68]  ? __dev_close_many (net/core/dev.c:1781)
[   19.690562][   T68]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   19.690730][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   19.690885][   T68]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.691008][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.691134][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.691286][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.691409][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.691543][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.691706][   T68]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.691832][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.691956][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.692079][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.692203][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.692332][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.692455][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.692584][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.692739][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.692864][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.692989][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.693112][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.693237][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.693363][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.693509][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.693638][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.693769][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.693890][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.694037][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.694166][   T68]  kthread (kernel/kthread.c:436)
[   19.694259][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.694411][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.694541][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.694664][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.694825][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.694947][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.695084][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.696268][   T68] ---[ end trace 0000000000000000 ]---
| [   19.696874][   T68] ------------[ cut here ]------------
| [   19.697026][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/68
| [   19.697556][   T68] Tainted: [W]=WARN
[   19.697649][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.697811][   T68] Workqueue: netns cleanup_net
[   19.697939][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.698101][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.698555][   T68] RSP: 0018:ffa0000000497748 EFLAGS: 00010286
[   19.698718][   T68] RAX: 00000000ffffffa6 RBX: ff1100000c1f8e40 RCX: 1ff4000000092eaf
[   19.698907][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c1f8ef8
[   19.699095][   T68] RBP: ff1100000cd3c000 R08: 1fe220000183f1e0 R09: ff11000008c62ed0
[   19.699277][   T68] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   19.699460][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cba9000
[   19.699651][   T68] FS:  0000000000000000(0000) GS:ff1100009b330000(0000) knlGS:0000000000000000
[   19.699870][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.700023][   T68] CR2: 00007fedae366888 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.700209][   T68] PKRU: 55555554
[   19.700306][   T68] Call Trace:
[   19.700401][   T68]  <TASK>
[   19.700470][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.700604][   T68]  ? notifier_call_chain (kernel/notifier.c:85)
[   19.700736][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.700834][   T68]  netif_close_many (net/core/dev.c:1804)
[   19.700962][   T68]  ? __dev_close_many (net/core/dev.c:1781)
[   19.701088][   T68]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   19.701295][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   19.701473][   T68]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.701606][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.701745][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.701900][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.702025][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.702153][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.702310][   T68]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.702437][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.702591][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.702775][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.702951][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.703078][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.703204][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.703334][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.703462][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.703591][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.703764][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.703887][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.704010][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.704137][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.704259][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.704426][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.704561][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.704734][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.704859][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.704981][   T68]  kthread (kernel/kthread.c:436)
[   19.705074][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.705228][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.705352][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.705521][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.705674][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.705942][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.706064][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.707400][   T68] ---[ end trace 0000000000000000 ]---
| [   19.709954][   T68] ------------[ cut here ]------------
| [   19.710118][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/68
| [   19.710694][   T68] Tainted: [W]=WARN
[   19.710797][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.710961][   T68] Workqueue: netns cleanup_net
[   19.711098][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.711271][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.711764][   T68] RSP: 0018:ffa00000004974d0 EFLAGS: 00010286
[   19.711929][   T68] RAX: 00000000ffffffa6 RBX: ff1100000a0a5540 RCX: 1ff4000000092e60
[   19.712124][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a0a55f8
[   19.712319][   T68] RBP: ff1100000ceb4000 R08: 1fe2200001414ac0 R09: ff11000008c62ed0
[   19.712520][   T68] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   19.712722][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   19.712918][   T68] FS:  0000000000000000(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[   19.713149][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.713313][   T68] CR2: 00007f8a83e56574 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.713517][   T68] PKRU: 55555554
[   19.713615][   T68] Call Trace:
[   19.713719][   T68]  <TASK>
[   19.713787][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.713920][   T68]  ? notifier_call_chain (kernel/notifier.c:85)
[   19.714052][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.714153][   T68]  netif_state_change (net/core/dev.c:1605)
[   19.714286][   T68]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   19.714452][   T68]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   19.714587][   T68]  netif_set_operstate (net/core/rtnetlink.c:1062)
[   19.714725][   T68]  ? rtnl_put_cacheinfo (net/core/rtnetlink.c:1037)
[   19.714857][   T68]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   19.714991][   T68]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   19.715123][   T68]  hsr_check_carrier_and_operstate (net/hsr/hsr_device.c:43 net/hsr/hsr_device.c:98)
[   19.715288][   T68]  hsr_netdev_notify (net/hsr/hsr_main.c:60)
[   19.715421][   T68]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   19.715559][   T68]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   19.715697][   T68]  notifier_call_chain (kernel/notifier.c:85)
[   19.715830][   T68]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   19.715964][   T68]  ? __dev_close_many (net/core/dev.c:1781)
[   19.716097][   T68]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   19.716264][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   19.716430][   T68]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.716567][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.716705][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.716868][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.717005][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.717142][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.717314][   T68]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.717453][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.717597][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.717741][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.717882][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.718016][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.718147][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.718281][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.718412][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.718552][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.718691][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.718824][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.718957][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.719120][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.719254][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.719389][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.720561][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.720709][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.720849][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.720986][   T68]  kthread (kernel/kthread.c:436)
[   19.721089][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.721259][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.721396][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.721559][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.721735][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.721867][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.721999][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.723271][   T68] ---[ end trace 0000000000000000 ]---
| [   19.723489][   T68] ------------[ cut here ]------------
| [   19.723614][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/68
| [   19.724159][   T68] Tainted: [W]=WARN
[   19.724257][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.724414][   T68] Workqueue: netns cleanup_net
[   19.724549][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.724722][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.725166][   T68] RSP: 0018:ffa0000000497748 EFLAGS: 00010286
[   19.725323][   T68] RAX: 00000000ffffffa6 RBX: ff1100000a0a51c0 RCX: 1ff4000000092eaf
[   19.725519][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a0a5278
[   19.725709][   T68] RBP: ff1100000cba9000 R08: 1fe2200001414a50 R09: ff11000008c62ed0
[   19.725904][   T68] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   19.726100][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cbc4000
[   19.726291][   T68] FS:  0000000000000000(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[   19.726516][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.726681][   T68] CR2: 00007f8a83e56574 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.726873][   T68] PKRU: 55555554
[   19.726968][   T68] Call Trace:
[   19.727064][   T68]  <TASK>
[   19.727130][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.727258][   T68]  ? notifier_call_chain (kernel/notifier.c:85)
[   19.727385][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.727483][   T68]  netif_close_many (net/core/dev.c:1804)
[   19.727616][   T68]  ? __dev_close_many (net/core/dev.c:1781)
[   19.727751][   T68]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   19.727911][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   19.728070][   T68]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.728196][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.728324][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.728482][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.728613][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.728745][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.728908][   T68]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.729037][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.729165][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.729292][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.729420][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.729553][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.729685][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.729816][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.729944][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.730069][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.730198][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.730324][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.730456][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.730592][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.730723][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.730853][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.730981][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.731109][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.731239][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.731369][   T68]  kthread (kernel/kthread.c:436)
[   19.731466][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.731630][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.731766][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.731896][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.732054][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.732184][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.732312][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.733526][   T68] ---[ end trace 0000000000000000 ]---
| [   19.734282][   T68] ------------[ cut here ]------------
| [   19.734413][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/68
| [   19.734959][   T68] Tainted: [W]=WARN
[   19.735054][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.735211][   T68] Workqueue: netns cleanup_net
[   19.735342][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.735511][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.735973][   T68] RSP: 0018:ffa0000000497748 EFLAGS: 00010286
[   19.736134][   T68] RAX: 00000000ffffffa6 RBX: ff1100000a1d7540 RCX: 1ff4000000092eaf
[   19.736326][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a1d75f8
[   19.736521][   T68] RBP: ff1100000cbc4000 R08: 1fe220000143aec0 R09: ff11000008c62ed0
[   19.736717][   T68] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   19.736908][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a359000
[   19.737098][   T68] FS:  0000000000000000(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[   19.737320][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.737479][   T68] CR2: 00007f8a83e56574 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.737672][   T68] PKRU: 55555554
[   19.737773][   T68] Call Trace:
[   19.737868][   T68]  <TASK>
[   19.737933][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.738059][   T68]  ? notifier_call_chain (kernel/notifier.c:85)
[   19.738190][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.738289][   T68]  netif_close_many (net/core/dev.c:1804)
[   19.738423][   T68]  ? __dev_close_many (net/core/dev.c:1781)
[   19.738556][   T68]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   19.738720][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   19.738881][   T68]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.739007][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.739134][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.739293][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.739420][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.739553][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.739716][   T68]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.739844][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.739972][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.740099][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.740229][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.740356][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.740481][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.740613][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.740749][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.740874][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.741004][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.741133][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.741261][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.741392][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.741521][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.741652][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.741783][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.741909][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.742037][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.742164][   T68]  kthread (kernel/kthread.c:436)
[   19.742260][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.742418][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.742551][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.742684][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.742843][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.742971][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.743098][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.744310][   T68] ---[ end trace 0000000000000000 ]---
| [   19.745095][   T68] ------------[ cut here ]------------
| [   19.745221][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/68
| [   19.745775][   T68] Tainted: [W]=WARN
[   19.745872][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.746031][   T68] Workqueue: netns cleanup_net
[   19.746165][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.746330][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.746787][   T68] RSP: 0018:ffa0000000497748 EFLAGS: 00010286
[   19.746945][   T68] RAX: 00000000ffffffa6 RBX: ff1100000c3afc40 RCX: 1ff4000000092eaf
[   19.747136][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c3afcf8
[   19.747325][   T68] RBP: ff1100000a359000 R08: 1fe2200001875fa0 R09: ff11000008c62ed0
[   19.747520][   T68] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   19.747714][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004977e0
[   19.747905][   T68] FS:  0000000000000000(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[   19.748127][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.748287][   T68] CR2: 00007f8a83e56574 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.748476][   T68] PKRU: 55555554
[   19.748576][   T68] Call Trace:
[   19.748671][   T68]  <TASK>
[   19.748743][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.748872][   T68]  ? notifier_call_chain (kernel/notifier.c:85)
[   19.748998][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.749096][   T68]  netif_close_many (net/core/dev.c:1804)
[   19.749225][   T68]  ? __dev_close_many (net/core/dev.c:1781)
[   19.749353][   T68]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   19.749518][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   19.749683][   T68]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.749811][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.749938][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.750096][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.750248][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.750374][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.750538][   T68]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.750668][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.750803][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.750932][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.751062][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.751190][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.751318][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.751449][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.751579][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.751712][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.751840][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.751967][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.752095][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.752226][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.752353][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.752484][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.752617][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.752749][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.752878][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.753006][   T68]  kthread (kernel/kthread.c:436)
[   19.753102][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.753260][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.753387][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.753518][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.753684][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.753811][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.753938][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.755145][   T68] ---[ end trace 0000000000000000 ]---
| [   19.756241][   T68] ------------[ cut here ]------------
| [   19.756366][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/68
| [   19.757343][   T68] Tainted: [W]=WARN
[   19.757435][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.757595][   T68] Workqueue: netns cleanup_net
[   19.757772][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.757932][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.758368][   T68] RSP: 0018:ffa0000000497878 EFLAGS: 00010286
[   19.758528][   T68] RAX: 00000000ffffffa6 RBX: ff1100000bbacac0 RCX: 1ff4000000092ed5
[   19.758757][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbacb78
[   19.758941][   T68] RBP: ff110000082fc000 R08: 1fe2200001775970 R09: ff11000008c62ed0
[   19.759123][   T68] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   19.759305][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.759488][   T68] FS:  0000000000000000(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[   19.759774][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.759927][   T68] CR2: 00007f8a83e56574 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.760112][   T68] PKRU: 55555554
[   19.760204][   T68] Call Trace:
[   19.760294][   T68]  <TASK>
[   19.760358][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.760519][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.760672][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.760842][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.760963][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.761119][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.761242][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.761364][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.761490][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.761624][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.761809][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.761934][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.762061][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.762184][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.762309][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.762432][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.762561][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.762735][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.762858][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.762984][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.763110][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.763234][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.763359][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.763481][   T68]  kthread (kernel/kthread.c:436)
[   19.763579][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.763780][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.763904][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.764028][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.764182][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.764305][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.764428][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.765647][   T68] ---[ end trace 0000000000000000 ]---
| [   19.773384][   T68] ------------[ cut here ]------------
| [   19.773534][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/68
| [   19.774082][   T68] Tainted: [W]=WARN
[   19.774176][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.774331][   T68] Workqueue: netns cleanup_net
[   19.774460][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.774628][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.775076][   T68] RSP: 0018:ffa0000000497878 EFLAGS: 00010286
[   19.775230][   T68] RAX: 00000000ffffffa6 RBX: ff1100000bbad540 RCX: 1ff4000000092ed5
[   19.775416][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbad5f8
[   19.775606][   T68] RBP: ff1100000eb24000 R08: 1fe2200001775ac0 R09: ff11000008c62ed0
[   19.775794][   T68] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   19.775974][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.776158][   T68] FS:  0000000000000000(0000) GS:ff1100009b330000(0000) knlGS:0000000000000000
[   19.776371][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.776528][   T68] CR2: 00007fedae366888 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.776762][   T68] PKRU: 55555554
[   19.776853][   T68] Call Trace:
[   19.776943][   T68]  <TASK>
[   19.777012][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.777168][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.777319][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.777442][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.777570][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.777729][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.777900][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.778046][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.778172][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.778297][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.778417][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.778551][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.778734][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.778858][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.778983][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.779105][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.779230][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.779355][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.779476][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.779606][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.779737][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.779865][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.779990][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.780113][   T68]  kthread (kernel/kthread.c:436)
[   19.780205][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.780357][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.780479][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.780605][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.780765][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.780889][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.781011][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.782173][   T68] ---[ end trace 0000000000000000 ]---
| [   19.784091][   T68] ------------[ cut here ]------------
| [   19.784233][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/68
| [   19.784873][   T68] Tainted: [W]=WARN
[   19.784966][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.785121][   T68] Workqueue: netns cleanup_net
[   19.785250][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.785411][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.785859][   T68] RSP: 0018:ffa0000000497878 EFLAGS: 00010286
[   19.786015][   T68] RAX: 00000000ffffffa6 RBX: ff1100000bbadc40 RCX: 1ff4000000092ed5
[   19.786203][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbadcf8
[   19.786389][   T68] RBP: ff110000088f9000 R08: 1fe2200001775ba0 R09: ff11000008c62ed0
[   19.786572][   T68] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   19.786758][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.786942][   T68] FS:  0000000000000000(0000) GS:ff1100009b330000(0000) knlGS:0000000000000000
[   19.787155][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.787308][   T68] CR2: 00007fedae366888 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.787490][   T68] PKRU: 55555554
[   19.787585][   T68] Call Trace:
[   19.787683][   T68]  <TASK>
[   19.787748][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.787903][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.788055][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.788178][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.788304][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.788460][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.788589][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.788719][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.788842][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.788966][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.789089][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.789213][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.789335][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.789456][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.789586][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.789714][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.789836][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.789966][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.790088][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.790214][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.790338][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.790462][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.790590][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.790718][   T68]  kthread (kernel/kthread.c:436)
[   19.790810][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.790961][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.791083][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.791207][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.791363][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.791486][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.791614][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.795353][   T68] vethB (unregistering): left promiscuous mode
| [   19.797260][   T68] ------------[ cut here ]------------
| [   19.797470][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/68
| [   19.798030][   T68] Tainted: [W]=WARN
[   19.798121][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.798273][   T68] Workqueue: netns cleanup_net
[   19.798403][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.798568][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.799009][   T68] RSP: 0018:ffa0000000497878 EFLAGS: 00010286
[   19.799162][   T68] RAX: 00000000ffffffa6 RBX: ff1100000bbd6200 RCX: 1ff4000000092ed5
[   19.799341][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbd62b8
[   19.799523][   T68] RBP: ff1100000cd3c000 R08: 1fe220000177ac58 R09: ff11000008c62ed0
[   19.799712][   T68] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   19.799902][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.800083][   T68] FS:  0000000000000000(0000) GS:ff1100009b330000(0000) knlGS:0000000000000000
[   19.800301][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.800453][   T68] CR2: 00007fedae366888 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.800639][   T68] PKRU: 55555554
[   19.800736][   T68] Call Trace:
[   19.800826][   T68]  <TASK>
[   19.800889][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.801044][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.801195][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.801315][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.801437][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.801597][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.801724][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.801845][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.801968][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.802090][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.802210][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.802335][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.802456][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.802581][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.802799][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.802923][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.803046][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.803172][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.803294][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.803418][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.803545][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.803765][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.803897][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.804020][   T68]  kthread (kernel/kthread.c:436)
[   19.804112][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.804267][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.804394][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.804520][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.804671][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.804889][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.805012][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.806261][   T68] ---[ end trace 0000000000000000 ]---
| [   19.808423][   T68] ------------[ cut here ]------------
| [   19.808566][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/68
| [   19.809087][   T68] Tainted: [W]=WARN
[   19.809180][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.809335][   T68] Workqueue: netns cleanup_net
[   19.809461][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.809623][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.810059][   T68] RSP: 0018:ffa0000000497878 EFLAGS: 00010286
[   19.810211][   T68] RAX: 00000000ffffffa6 RBX: ff1100000bbd6740 RCX: 1ff4000000092ed5
[   19.810391][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbd67f8
[   19.810578][   T68] RBP: ff1100000cba9000 R08: 1fe220000177ad00 R09: ff11000008c62ed0
[   19.810763][   T68] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   19.810944][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.811126][   T68] FS:  0000000000000000(0000) GS:ff1100009b330000(0000) knlGS:0000000000000000
[   19.811420][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.811600][   T68] CR2: 00007fedae366888 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.811798][   T68] PKRU: 55555554
[   19.811888][   T68] Call Trace:
[   19.811978][   T68]  <TASK>
[   19.812041][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.812201][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.812351][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.812472][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.812600][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.812857][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.812981][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.813103][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.813226][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.813351][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.813470][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.813607][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.813814][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.813937][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.814059][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.814179][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.814397][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.814526][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.814646][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.814837][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.814962][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.815083][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.815205][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.815325][   T68]  kthread (kernel/kthread.c:436)
[   19.815420][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.815572][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.815749][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.815871][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.816022][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.816143][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.816265][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.819202][   T68] vethA (unregistering): left promiscuous mode
| [   19.819798][   T68] ------------[ cut here ]------------
| [   19.819988][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/68
| [   19.820571][   T68] Tainted: [W]=WARN
[   19.820669][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.820845][   T68] Workqueue: netns cleanup_net
[   19.820981][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.821151][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.821619][   T68] RSP: 0018:ffa0000000497510 EFLAGS: 00010286
[   19.821850][   T68] RAX: 00000000ffffffa6 RBX: ff1100000bbd7380 RCX: 1ff4000000092e68
[   19.822048][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbd7438
[   19.822242][   T68] RBP: ff1100000ceb4000 R08: 1fe220000177ae88 R09: ff11000008c62ed0
[   19.822437][   T68] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   19.822637][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004975a8
[   19.822889][   T68] FS:  0000000000000000(0000) GS:ff1100009b330000(0000) knlGS:0000000000000000
[   19.823116][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.823281][   T68] CR2: 00007fedae366888 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.823481][   T68] PKRU: 55555554
[   19.823583][   T68] Call Trace:
[   19.823733][   T68]  <TASK>
[   19.823802][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.823985][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.824085][   T68]  netif_close_many (net/core/dev.c:1804)
[   19.824217][   T68]  ? __dev_close_many (net/core/dev.c:1781)
[   19.824349][   T68]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   19.824517][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   19.824735][   T68]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.824867][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.825029][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.825158][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.825289][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.825453][   T68]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.825591][   T68]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   19.825808][   T68]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   19.825940][   T68]  hsr_netdev_notify (net/hsr/hsr_main.c:119)
[   19.826070][   T68]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   19.826202][   T68]  notifier_call_chain (kernel/notifier.c:85)
[   19.826333][   T68]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   19.826503][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.826664][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.826847][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.826977][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.827142][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.827273][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.827404][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.827541][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.827674][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.827861][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.827994][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.828126][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.828256][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.828388][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.828523][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.828655][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.828839][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.828970][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.829103][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.829235][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.829366][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.829504][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.829635][   T68]  kthread (kernel/kthread.c:436)
[   19.829806][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.829968][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.830099][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.830230][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.830393][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.830532][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.830662][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.831999][   T68] ---[ end trace 0000000000000000 ]---
| [   19.832893][   T68] ------------[ cut here ]------------
| [   19.833033][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/68
| [   19.833615][   T68] Tainted: [W]=WARN
[   19.833724][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.833895][   T68] Workqueue: netns cleanup_net
[   19.834037][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.834212][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.834701][   T68] RSP: 0018:ffa00000004972d8 EFLAGS: 00010286
[   19.834872][   T68] RAX: 00000000ffffffa6 RBX: ff1100000c296e40 RCX: 1ff4000000092e21
[   19.835076][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c296ef8
[   19.835279][   T68] RBP: ff11000008649000 R08: 1fe2200001852de0 R09: ff11000008c62ed0
[   19.835482][   T68] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   19.835697][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000497378
[   19.835903][   T68] FS:  0000000000000000(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[   19.836140][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.836310][   T68] CR2: 00007f8a83e56574 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.836515][   T68] PKRU: 55555554
[   19.836618][   T68] Call Trace:
[   19.836724][   T68]  <TASK>
[   19.836795][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.836935][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.837042][   T68]  netif_close_many (net/core/dev.c:1804)
[   19.837180][   T68]  ? __dev_close_many (net/core/dev.c:1781)
[   19.837317][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.837455][   T68]  vlan_device_event (net/8021q/vlan.c:475)
[   19.837599][   T68]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   19.837744][   T68]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   19.837887][   T68]  ? packet_sendmsg_spkt (af_packet.c:?)
[   19.838028][   T68]  notifier_call_chain (kernel/notifier.c:85)
[   19.838166][   T68]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   19.838305][   T68]  ? __dev_close_many (net/core/dev.c:1781)
[   19.838443][   T68]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   19.838616][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   19.838793][   T68]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.838929][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.839098][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.839237][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.839375][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.839547][   T68]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.839688][   T68]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   19.839856][   T68]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   19.839993][   T68]  hsr_netdev_notify (net/hsr/hsr_main.c:119)
[   19.840129][   T68]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   19.840268][   T68]  notifier_call_chain (kernel/notifier.c:85)
[   19.840407][   T68]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   19.840581][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.840755][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.840891][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.841027][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.841199][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.841337][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.841474][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.841615][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.841758][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.841895][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.842038][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.842175][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.842312][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.842451][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.842591][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.842733][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.842873][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.843010][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.843151][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.843289][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.843428][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.843570][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.843713][   T68]  kthread (kernel/kthread.c:436)
[   19.843816][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.843985][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.844124][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.844260][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.844432][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.844573][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.844716][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.846018][   T68] ---[ end trace 0000000000000000 ]---
| [   19.848412][   T68] ------------[ cut here ]------------
| [   19.848558][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/68
| [   19.849117][   T68] Tainted: [W]=WARN
[   19.849215][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.849377][   T68] Workqueue: netns cleanup_net
[   19.849516][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.849691][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.850157][   T68] RSP: 0018:ffa00000004973a0 EFLAGS: 00010286
[   19.850322][   T68] RAX: 00000000ffffffa6 RBX: ff11000009f79700 RCX: 1ff4000000092e3a
[   19.850523][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009f797b8
[   19.850721][   T68] RBP: ff11000008649000 R08: 1fe22000013ef2f8 R09: ff11000008c62ed0
[   19.850917][   T68] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   19.851112][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.851307][   T68] FS:  0000000000000000(0000) GS:ff1100009b430000(0000) knlGS:0000000000000000
[   19.851539][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.851708][   T68] CR2: 00007f8a83e56574 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.851903][   T68] PKRU: 55555554
[   19.851999][   T68] Call Trace:
[   19.852097][   T68]  <TASK>
[   19.852164][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.852331][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.852495][   T68]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.852631][   T68]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   19.853640][   T68]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   19.853866][   T68]  vlan_device_event (net/8021q/vlan.c:515)
[   19.854002][   T68]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   19.854134][   T68]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   19.854266][   T68]  ? packet_sendmsg_spkt (af_packet.c:?)
[   19.854399][   T68]  notifier_call_chain (kernel/notifier.c:85)
[   19.854537][   T68]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   19.854772][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.854932][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.855070][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.855354][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.855518][   T68]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   19.855727][   T68]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   19.855908][   T68]  hsr_netdev_notify (net/hsr/hsr_main.c:119)
[   19.856035][   T68]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   19.856210][   T68]  notifier_call_chain (kernel/notifier.c:85)
[   19.856341][   T68]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   19.856504][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.856663][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.856842][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.856970][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.857129][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.857258][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.857387][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.857521][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.857650][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.857828][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.857958][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.858085][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.858260][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.858415][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.858548][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.858731][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.858871][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.858997][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.859130][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.859258][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.859386][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.859518][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.859699][   T68]  kthread (kernel/kthread.c:436)
[   19.859795][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.860004][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.860132][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.860284][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.860497][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.860629][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.860810][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.862078][   T68] ---[ end trace 0000000000000000 ]---
| [   19.863994][   T68] ------------[ cut here ]------------
| [   19.864169][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   19.865260][   T68] Tainted: [W]=WARN
[   19.865399][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.865607][   T68] Workqueue: netns cleanup_net
[   19.865795][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.866003][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.866508][   T68] RSP: 0018:ffa0000000497640 EFLAGS: 00010286
[   19.866721][   T68] RAX: 00000000ffffffa6 RBX: ff11000009f79380 RCX: 1ff4000000092e8e
[   19.866949][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009f79438
[   19.867178][   T68] RBP: ff1100000ceb4000 R08: 1fe22000013ef288 R09: ff11000008c62ed0
[   19.867413][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   19.867649][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.867890][   T68] FS:  0000000000000000(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[   19.868169][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.868408][   T68] CR2: 00007fedae3b7f98 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.868692][   T68] PKRU: 55555554
[   19.868839][   T68] Call Trace:
[   19.868976][   T68]  <TASK>
[   19.869084][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.869288][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.869485][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.869663][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.869847][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.870053][   T68]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   19.870252][   T68]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   19.870425][   T68]  hsr_netdev_notify (net/hsr/hsr_main.c:119)
[   19.870605][   T68]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   19.870791][   T68]  notifier_call_chain (kernel/notifier.c:85)
[   19.870965][   T68]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   19.871168][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.871368][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.871547][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.871725][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.871928][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.872100][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.872270][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.872442][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.872655][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.872837][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.873013][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.873185][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.873358][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.873542][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.873726][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.873898][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.874072][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.874247][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.874427][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.874605][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.874786][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.874957][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.875127][   T68]  kthread (kernel/kthread.c:436)
[   19.875267][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.875467][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.875646][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.875828][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.876027][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.876200][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.876372][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.877952][   T68] ---[ end trace 0000000000000000 ]---
| [   19.879629][   T68] ------------[ cut here ]------------
| [   19.879814][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   19.880416][   T68] Tainted: [W]=WARN
[   19.880560][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.880769][   T68] Workqueue: netns cleanup_net
[   19.880940][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.881159][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.881634][   T68] RSP: 0018:ffa0000000497878 EFLAGS: 00010286
[   19.881844][   T68] RAX: 00000000ffffffa6 RBX: ff11000009f78e40 RCX: 1ff4000000092ed5
[   19.882066][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009f78ef8
[   19.882288][   T68] RBP: ff1100000cbc4000 R08: 1fe22000013ef1e0 R09: ff11000008c62ed0
[   19.882520][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   19.882754][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.882993][   T68] FS:  0000000000000000(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[   19.883248][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.883447][   T68] CR2: 00007fedae3b7f98 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.883692][   T68] PKRU: 55555554
[   19.883826][   T68] Call Trace:
[   19.883960][   T68]  <TASK>
[   19.884069][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.884267][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.884460][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.884636][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.884814][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.885013][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.885180][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.885348][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.885522][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.885703][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.885870][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.886040][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.886206][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.886370][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.886546][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.886725][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.886894][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.887063][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.887230][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.887400][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.887574][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.887753][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.887922][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.888088][   T68]  kthread (kernel/kthread.c:436)
[   19.888224][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.888422][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.888599][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.888780][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.888975][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.889141][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.889308][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.890794][   T68] ---[ end trace 0000000000000000 ]---
| [   19.892192][   T68] ------------[ cut here ]------------
| [   19.892352][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   19.893794][   T68] Tainted: [W]=WARN
[   19.894025][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.894277][   T68] Workqueue: netns cleanup_net
[   19.894540][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.894803][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.895331][   T68] RSP: 0018:ffa0000000497878 EFLAGS: 00010286
[   19.895589][   T68] RAX: 00000000ffffffa6 RBX: ff1100000eb9e900 RCX: 1ff4000000092ed5
[   19.895872][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000eb9e9b8
[   19.896164][   T68] RBP: ff1100000a359000 R08: 1fe2200001d73d38 R09: ff11000008c62ed0
[   19.896431][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   19.896729][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.897003][   T68] FS:  0000000000000000(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[   19.897303][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.897559][   T68] CR2: 00007fedae3b7f98 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.897843][   T68] PKRU: 55555554
[   19.898023][   T68] Call Trace:
[   19.898202][   T68]  <TASK>
[   19.898354][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.898605][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.898856][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.899068][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.899279][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.899527][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.899775][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.899985][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.900198][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.900410][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.900629][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.900855][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.901065][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.901274][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.901486][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.901718][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.901932][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.902144][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.902355][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.902576][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.902802][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.903044][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.903299][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.903574][   T68]  kthread (kernel/kthread.c:436)
[   19.903813][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.904128][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.904383][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.904637][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.904843][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.905011][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.905176][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.906659][   T68] ---[ end trace 0000000000000000 ]---
| [   19.950741][   T68] ------------[ cut here ]------------
| [   19.950953][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   19.951591][   T68] Tainted: [W]=WARN
[   19.951740][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.951933][   T68] Workqueue: netns cleanup_net
[   19.952112][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.952321][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.952852][   T68] RSP: 0018:ffa0000000497938 EFLAGS: 00010286
[   19.953059][   T68] RAX: 00000000ffffffa6 RBX: ff1100000eb9fa80 RCX: 1ff4000000092eed
[   19.953273][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000eb9fb38
[   19.953494][   T68] RBP: ff11000008231000 R08: 1fe2200001d73f68 R09: ff11000008c62ed0
[   19.953730][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   19.953947][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.954179][   T68] FS:  0000000000000000(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[   19.954439][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.954633][   T68] CR2: 00007fedae3b7f98 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.954866][   T68] PKRU: 55555554
[   19.954998][   T68] Call Trace:
[   19.955131][   T68]  <TASK>
[   19.955237][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.955431][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.955631][   T68]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   19.955808][   T68]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   19.955973][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.956135][   T68]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   19.956300][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.956486][   T68]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   19.956659][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.956833][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.957002][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.957166][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.957327][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.957496][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.957671][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.957850][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.958015][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.958181][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.958349][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.958525][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.958701][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.958865][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.959029][   T68]  kthread (kernel/kthread.c:436)
[   19.959163][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.959360][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.959534][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.959711][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.959902][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.960065][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.960229][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.961694][   T68] ---[ end trace 0000000000000000 ]---
| [   19.975311][   T68] ------------[ cut here ]------------
| [   19.975516][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   19.976734][   T68] Tainted: [W]=WARN
[   19.976965][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.977162][   T68] Workqueue: netns cleanup_net
[   19.977344][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.977559][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.978053][   T68] RSP: 0018:ffa0000000497748 EFLAGS: 00010286
[   19.978255][   T68] RAX: 00000000ffffffa6 RBX: ff1100000eb9fe00 RCX: 1ff4000000092eaf
[   19.978485][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000eb9feb8
[   19.978735][   T68] RBP: ff11000008651000 R08: 1fe2200001d73fd8 R09: ff11000008c62ed0
[   19.978964][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   19.979195][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004977e0
[   19.979429][   T68] FS:  0000000000000000(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[   19.979709][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.979910][   T68] CR2: 00007fedae3b7f98 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.980152][   T68] PKRU: 55555554
[   19.980291][   T68] Call Trace:
[   19.980430][   T68]  <TASK>
[   19.980548][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.980730][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.980894][   T68]  netif_close_many (net/core/dev.c:1804)
[   19.981066][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.981234][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.981404][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.981578][   T68]  ? __dev_close_many (net/core/dev.c:1781)
[   19.981760][   T68]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   19.981965][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   19.982168][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.982338][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.982515][   T68]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   19.982697][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.982899][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.983072][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.983247][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.983418][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.983600][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.983811][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.983985][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.984160][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.984334][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.984515][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.984702][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.984884][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.985066][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.985246][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.985417][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.985625][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.985817][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.985987][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.986159][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.986330][   T68]  kthread (kernel/kthread.c:436)
[   19.986471][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.986691][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.986862][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.987035][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.987241][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.987412][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.987589][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.989132][   T68] ---[ end trace 0000000000000000 ]---
| [   19.990159][   T68] ------------[ cut here ]------------
| [   19.990330][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   19.990953][   T68] Tainted: [W]=WARN
[   19.991092][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.991293][   T68] Workqueue: netns cleanup_net
[   19.991478][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.991703][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.992179][   T68] RSP: 0018:ffa0000000497878 EFLAGS: 00010286
[   19.992381][   T68] RAX: 00000000ffffffa6 RBX: ff110000056c9c40 RCX: 1ff4000000092ed5
[   19.992756][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000056c9cf8
[   19.992985][   T68] RBP: ff11000008651000 R08: 1fe2200000ad93a0 R09: ff11000008c62ed0
[   19.993213][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   19.993444][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.993695][   T68] FS:  0000000000000000(0000) GS:ff1100009b3b0000(0000) knlGS:0000000000000000
[   19.993956][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.994155][   T68] CR2: 00007fedae3b7f98 CR3: 0000000031349003 CR4: 0000000000771ef0
[   19.994387][   T68] PKRU: 55555554
[   19.994531][   T68] Call Trace:
[   19.994672][   T68]  <TASK>
[   19.994796][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.994999][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.995201][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.995373][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.995550][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   19.995739][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   19.995923][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.996093][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   19.996258][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.996426][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   19.996604][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   19.996783][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   19.996956][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.997123][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.997293][   T68]  process_one_work (kernel/workqueue.c:3314)
[   19.997464][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.997637][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.997820][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.997990][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.998158][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.998330][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.998496][   T68]  kthread (kernel/kthread.c:436)
[   19.998645][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.998856][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.999026][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.999197][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.999397][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.999575][   T68]  ? kthread_affine_node (kernel/kthread.c:378)


Finger prints:
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:hsr_netdev_notify:notifier_call_chain:unregister_netdevice_many_notify
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:sit_init_net
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:call_netdevice_notifiers:hsr_del_port
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:default_device_exit_batch:ops_undo_list:cleanup_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:__dev_set_promiscuity:netif_set_promiscuity
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:netif_change_flags:rtnl_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:netif_set_operstate:hsr_check_carrier_and_operstate
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:rtnl_newlink_create
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:netif_set_mac_address:rtnl_newlink
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:vlan_device_event:notifier_call_chain:unregister_netdevice_many_notify
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:hsr_netdev_notify
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:__netdev_upper_dev_unlink:netdev_upper_dev_unlink
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:__netdev_upper_dev_link:netdev_master_upper_dev_link
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:ops_undo_list:cleanup_net:process_one_work
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:veth_newlink
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:netif_set_mtu_ext:netif_set_mtu
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:loopback_net_init
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:default_device_exit_batch
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:__netdev_upper_dev_link:netdev_upper_dev_link
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:call_netdevice_notifiers:hsr_dev_finalize
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:__linkwatch_run_queue:linkwatch_event
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:vlan_device_event:notifier_call_chain