======================================
| 0
| xx__-> [    9.646244][  T192] ------------[ cut here ]------------
| [    9.646451][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/192
| [    9.647498][  T192] Tainted: [W]=WARN
[    9.647636][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.647813][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.647984][  T192] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[    9.648450][  T192] RSP: 0018:ffa00000008a7ab0 EFLAGS: 00010286
[    9.648622][  T192] RAX: 00000000ffffffa6 RBX: ff1100000925e580 RCX: 1ff4000000114f1c
[    9.648828][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000925e638
[    9.649023][  T192] RBP: ff1100000c044000 R08: 1fe220000124bcc8 R09: ff1100000c192e80
[    9.649219][  T192] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.649413][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c044000
[    9.649615][  T192] FS:  00007f847d668840(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[    9.649856][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.650021][  T192] CR2: 0000000000479648 CR3: 000000000c2cc001 CR4: 0000000000771ef0
[    9.650217][  T192] PKRU: 55555554
[    9.650316][  T192] Call Trace:
[    9.650415][  T192]  <TASK>
[    9.650483][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.650621][  T192]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.650765][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.650864][  T192]  register_netdevice (net/core/dev.c:11488)
[    9.650996][  T192]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.651162][  T192]  register_netdev (net/core/dev.c:11552)
[    9.651292][  T192]  loopback_net_init (drivers/net/loopback.c:218)
[    9.651426][  T192]  ops_init (net/core/net_namespace.c:137)
[    9.651527][  T192]  setup_net (net/core/net_namespace.c:446)
[    9.651630][  T192]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.651767][  T192]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.651898][  T192]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.652030][  T192]  copy_net_ns (net/core/net_namespace.c:579)
[    9.652162][  T192]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.652295][  T192]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.652426][  T192]  ksys_unshare (kernel/fork.c:3243)
[    9.652557][  T192]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.652695][  T192]  ? __ia32_sys_open (fs/open.c:1374)
[    9.652835][  T192]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.652966][  T192]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.653098][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.653227][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.653358][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.653488][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.653655][  T192] RIP: 0033:0x7f847d92abcb
[    9.653801][  T192] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.654263][  T192] RSP: 002b:00007ffcd97bf6d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.654459][  T192] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f847d92abcb
[    9.654660][  T192] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.654864][  T192] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.655057][  T192] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcd97c1900
[    9.655252][  T192] R13: 0000000000000001 R14: 00007f847d6686f8 R15: 00007ffcd97c3899
| [    9.656576][  T192] ---[ end trace 0000000000000000 ]---
| [    9.660034][  T192] ------------[ cut here ]------------
| [    9.660175][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/192
| [    9.660678][  T192] Tainted: [W]=WARN
[    9.660787][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.660951][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.661122][  T192] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[    9.661597][  T192] RSP: 0018:ffa00000008a7a98 EFLAGS: 00010286
[    9.661767][  T192] RAX: 00000000ffffffa6 RBX: ff1100000a3c51c0 RCX: 1ff4000000114f19
[    9.661962][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a3c5278
[    9.662155][  T192] RBP: ff1100000c161000 R08: 1fe2200001478a50 R09: ff1100000c192e80
[    9.662349][  T192] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.662542][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c161000
[    9.662753][  T192] FS:  00007f847d668840(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[    9.662984][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.663148][  T192] CR2: 0000000000479648 CR3: 000000000c2cc001 CR4: 0000000000771ef0
[    9.663343][  T192] PKRU: 55555554
[    9.663441][  T192] Call Trace:
[    9.663538][  T192]  <TASK>
[    9.663610][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.663745][  T192]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.663880][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.663979][  T192]  register_netdevice (net/core/dev.c:11488)
[    9.664111][  T192]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.664272][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.664403][  T192]  register_netdev (net/core/dev.c:11552)
[    9.664532][  T192]  sit_init_net (net/ipv6/sit.c:1860)
[    9.664667][  T192]  ops_init (net/core/net_namespace.c:137)
[    9.664773][  T192]  setup_net (net/core/net_namespace.c:446)
[    9.664871][  T192]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.665000][  T192]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.665131][  T192]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.665262][  T192]  copy_net_ns (net/core/net_namespace.c:579)
[    9.665392][  T192]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.665523][  T192]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.665657][  T192]  ksys_unshare (kernel/fork.c:3243)
[    9.665801][  T192]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.665937][  T192]  ? __ia32_sys_open (fs/open.c:1374)
[    9.666074][  T192]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.666208][  T192]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.666338][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.666473][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.666614][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.666755][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.666927][  T192] RIP: 0033:0x7f847d92abcb
[    9.667063][  T192] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.667525][  T192] RSP: 002b:00007ffcd97bf6d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.667725][  T192] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f847d92abcb
[    9.667932][  T192] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.668129][  T192] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.668321][  T192] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcd97c1900
[    9.668513][  T192] R13: 0000000000000001 R14: 00007f847d6686f8 R15: 00007ffcd97c3899
| [    9.669854][  T192] ---[ end trace 0000000000000000 ]---
| [    9.742161][  T196] ------------[ cut here ]------------
| [    9.742370][  T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/196
| [    9.742995][  T196] Tainted: [W]=WARN
[    9.743140][  T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.743350][  T196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.743564][  T196] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[    9.744102][  T196] RSP: 0018:ffa00000008d7ab0 EFLAGS: 00010286
[    9.744314][  T196] RAX: 00000000ffffffa6 RBX: ff1100000a3c4740 RCX: 1ff400000011af1c
[    9.744554][  T196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a3c47f8
[    9.744822][  T196] RBP: ff1100000a2a1000 R08: 1fe2200001478900 R09: ff1100000c37d180
[    9.745073][  T196] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.745314][  T196] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2a1000
[    9.745554][  T196] FS:  00007fc2e3499840(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[    9.745855][  T196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.746073][  T196] CR2: 00007fc2e369ac20 CR3: 000000000d6d8005 CR4: 0000000000771ef0
[    9.746317][  T196] PKRU: 55555554
[    9.746462][  T196] Call Trace:
[    9.746619][  T196]  <TASK>
[    9.746733][  T196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.746931][  T196]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.747107][  T196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.747258][  T196]  register_netdevice (net/core/dev.c:11488)
[    9.747440][  T196]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.747662][  T196]  register_netdev (net/core/dev.c:11552)
[    9.747860][  T196]  loopback_net_init (drivers/net/loopback.c:218)
[    9.748039][  T196]  ops_init (net/core/net_namespace.c:137)
[    9.748191][  T196]  setup_net (net/core/net_namespace.c:446)
[    9.748337][  T196]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.748511][  T196]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.748706][  T196]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.748902][  T196]  copy_net_ns (net/core/net_namespace.c:579)
[    9.749081][  T196]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.749259][  T196]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.749441][  T196]  ksys_unshare (kernel/fork.c:3243)
[    9.749632][  T196]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.749828][  T196]  ? __ia32_sys_open (fs/open.c:1374)
[    9.750010][  T196]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.750186][  T196]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.750363][  T196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.750539][  T196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.750729][  T196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.750925][  T196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.751134][  T196] RIP: 0033:0x7fc2e375bbcb
[    9.751317][  T196] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.751856][  T196] RSP: 002b:00007ffd7ec6c648 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.752097][  T196] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc2e375bbcb
[    9.752341][  T196] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.752582][  T196] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.752852][  T196] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd7ec6e870
[    9.753091][  T196] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7ec70899
| [    9.754788][  T196] ---[ end trace 0000000000000000 ]---
| [    9.758257][  T196] ------------[ cut here ]------------
| [    9.758456][  T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/196
| [    9.759085][  T196] Tainted: [W]=WARN
[    9.759228][  T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.759434][  T196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.759661][  T196] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[    9.760182][  T196] RSP: 0018:ffa00000008d7a98 EFLAGS: 00010286
[    9.760392][  T196] RAX: 00000000ffffffa6 RBX: ff1100000b92a900 RCX: 1ff400000011af19
[    9.760639][  T196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b92a9b8
[    9.760897][  T196] RBP: ff1100000f0fc000 R08: 1fe2200001725538 R09: ff1100000c37d180
[    9.761138][  T196] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.761383][  T196] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f0fc000
[    9.761635][  T196] FS:  00007fc2e3499840(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[    9.761933][  T196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.762149][  T196] CR2: 00007fc2e369ac20 CR3: 000000000d6d8005 CR4: 0000000000771ef0
[    9.762401][  T196] PKRU: 55555554
[    9.762544][  T196] Call Trace:
[    9.762704][  T196]  <TASK>
[    9.762836][  T196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.763013][  T196]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.763189][  T196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.763334][  T196]  register_netdevice (net/core/dev.c:11488)
[    9.763513][  T196]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.763733][  T196]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.763929][  T196]  register_netdev (net/core/dev.c:11552)
[    9.764105][  T196]  sit_init_net (net/ipv6/sit.c:1860)
[    9.764283][  T196]  ops_init (net/core/net_namespace.c:137)
[    9.764428][  T196]  setup_net (net/core/net_namespace.c:446)
[    9.764572][  T196]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.764772][  T196]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.764957][  T196]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.765134][  T196]  copy_net_ns (net/core/net_namespace.c:579)
[    9.765311][  T196]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.765489][  T196]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.765677][  T196]  ksys_unshare (kernel/fork.c:3243)
[    9.765872][  T196]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.766051][  T196]  ? __ia32_sys_open (fs/open.c:1374)
[    9.766228][  T196]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.766404][  T196]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.766579][  T196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.766778][  T196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.766958][  T196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.767135][  T196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.767340][  T196] RIP: 0033:0x7fc2e375bbcb
[    9.767522][  T196] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.768050][  T196] RSP: 002b:00007ffd7ec6c648 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.768292][  T196] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc2e375bbcb
[    9.768532][  T196] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.768795][  T196] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.769034][  T196] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd7ec6e870
[    9.769270][  T196] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7ec70899
| [    9.770940][  T196] ---[ end trace 0000000000000000 ]---
| [    9.829720][  T200] ------------[ cut here ]------------
| [    9.829924][  T200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/200
| [    9.830506][  T200] Tainted: [W]=WARN
[    9.830665][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.830892][  T200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.831110][  T200] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[    9.831627][  T200] RSP: 0018:ffa00000008f7ab0 EFLAGS: 00010286
[    9.831854][  T200] RAX: 00000000ffffffa6 RBX: ff1100000b92bc40 RCX: 1ff400000011ef1c
[    9.832094][  T200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b92bcf8
[    9.832335][  T200] RBP: ff1100000f1bc000 R08: 1fe22000017257a0 R09: ff1100000cedae80
[    9.832573][  T200] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.832867][  T200] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f1bc000
[    9.833114][  T200] FS:  00007f72d23c0840(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[    9.833389][  T200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.833612][  T200] CR2: 00007f72d25c7430 CR3: 000000000f045002 CR4: 0000000000771ef0
[    9.833873][  T200] PKRU: 55555554
[    9.834017][  T200] Call Trace:
[    9.834161][  T200]  <TASK>
[    9.834274][  T200]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.834452][  T200]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.834643][  T200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.834807][  T200]  register_netdevice (net/core/dev.c:11488)
[    9.834988][  T200]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.835199][  T200]  register_netdev (net/core/dev.c:11552)
[    9.835378][  T200]  loopback_net_init (drivers/net/loopback.c:218)
[    9.835555][  T200]  ops_init (net/core/net_namespace.c:137)
[    9.835713][  T200]  setup_net (net/core/net_namespace.c:446)
[    9.835880][  T200]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.836055][  T200]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.836233][  T200]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.836411][  T200]  copy_net_ns (net/core/net_namespace.c:579)
[    9.836777][  T200]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.836985][  T200]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.837166][  T200]  ksys_unshare (kernel/fork.c:3243)
[    9.837345][  T200]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.837522][  T200]  ? __ia32_sys_open (fs/open.c:1374)
[    9.837713][  T200]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.837915][  T200]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.838091][  T200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.838266][  T200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.838442][  T200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.838632][  T200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.838858][  T200] RIP: 0033:0x7f72d2682bcb
[    9.839039][  T200] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.839540][  T200] RSP: 002b:00007ffe09306628 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.839813][  T200] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f72d2682bcb
[    9.840052][  T200] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.840291][  T200] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.840528][  T200] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe09308850
[    9.840792][  T200] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0930a899
| [    9.842430][  T200] ---[ end trace 0000000000000000 ]---
| [    9.845805][  T200] ------------[ cut here ]------------
| [    9.845986][  T200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/200
| [    9.846566][  T200] Tainted: [W]=WARN
[    9.846723][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.846947][  T200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.847161][  T200] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[    9.847681][  T200] RSP: 0018:ffa00000008f7a98 EFLAGS: 00010286
[    9.847910][  T200] RAX: 00000000ffffffa6 RBX: ff11000005520c80 RCX: 1ff400000011ef19
[    9.848156][  T200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005520d38
[    9.848403][  T200] RBP: ff1100000f1e1000 R08: 1fe2200000aa41a8 R09: ff1100000cedae80
[    9.848659][  T200] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.848922][  T200] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f1e1000
[    9.849162][  T200] FS:  00007f72d23c0840(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[    9.849436][  T200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.849659][  T200] CR2: 00007f72d25c7430 CR3: 000000000f045002 CR4: 0000000000771ef0
[    9.849917][  T200] PKRU: 55555554
[    9.850061][  T200] Call Trace:
[    9.850205][  T200]  <TASK>
[    9.850321][  T200]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.850504][  T200]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.850697][  T200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.850862][  T200]  register_netdevice (net/core/dev.c:11488)
[    9.851041][  T200]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.851252][  T200]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.851435][  T200]  register_netdev (net/core/dev.c:11552)
[    9.851630][  T200]  sit_init_net (net/ipv6/sit.c:1860)
[    9.851830][  T200]  ops_init (net/core/net_namespace.c:137)
[    9.851980][  T200]  setup_net (net/core/net_namespace.c:446)
[    9.852128][  T200]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.852302][  T200]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.852479][  T200]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.852670][  T200]  copy_net_ns (net/core/net_namespace.c:579)
[    9.852865][  T200]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.853044][  T200]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.853223][  T200]  ksys_unshare (kernel/fork.c:3243)
[    9.853399][  T200]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.853576][  T200]  ? __ia32_sys_open (fs/open.c:1374)
[    9.853781][  T200]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.853961][  T200]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.854137][  T200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.854492][  T200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.854684][  T200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.854895][  T200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.855107][  T200] RIP: 0033:0x7f72d2682bcb
[    9.855287][  T200] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.855821][  T200] RSP: 002b:00007ffe09306628 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.856067][  T200] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f72d2682bcb
[    9.856306][  T200] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.856547][  T200] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.856825][  T200] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe09308850
[    9.857084][  T200] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0930a899
| [    9.858767][  T200] ---[ end trace 0000000000000000 ]---
| [    9.938439][  T205] ------------[ cut here ]------------
| [    9.938609][  T205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/205
| [    9.939114][  T205] Tainted: [W]=WARN
[    9.939212][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.939376][  T205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.939545][  T205] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[    9.940020][  T205] RSP: 0018:ffa0000000907ab0 EFLAGS: 00010286
[    9.940184][  T205] RAX: 00000000ffffffa6 RBX: ff110000055203c0 RCX: 1ff4000000120f1c
[    9.940379][  T205] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005520478
[    9.940572][  T205] RBP: ff1100000a1f9000 R08: 1fe2200000aa4090 R09: ff1100000c36ae80
[    9.940784][  T205] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.940979][  T205] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a1f9000
[    9.941172][  T205] FS:  00007f28493fe840(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[    9.941400][  T205] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.941566][  T205] CR2: 00007f28495ffc20 CR3: 000000000bb0f001 CR4: 0000000000771ef0
[    9.941771][  T205] PKRU: 55555554
[    9.941868][  T205] Call Trace:
[    9.941965][  T205]  <TASK>
[    9.942033][  T205]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.942166][  T205]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.942298][  T205]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.942399][  T205]  register_netdevice (net/core/dev.c:11488)
[    9.942531][  T205]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.942700][  T205]  register_netdev (net/core/dev.c:11552)
[    9.942841][  T205]  loopback_net_init (drivers/net/loopback.c:218)
[    9.942972][  T205]  ops_init (net/core/net_namespace.c:137)
[    9.943070][  T205]  setup_net (net/core/net_namespace.c:446)
[    9.943168][  T205]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.943296][  T205]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.943425][  T205]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.943556][  T205]  copy_net_ns (net/core/net_namespace.c:579)
[    9.943691][  T205]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.943833][  T205]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.943962][  T205]  ksys_unshare (kernel/fork.c:3243)
[    9.944093][  T205]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.944223][  T205]  ? __ia32_sys_open (fs/open.c:1374)
[    9.944354][  T205]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.944482][  T205]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.944616][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.944749][  T205]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.944883][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.945012][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.945170][  T205] RIP: 0033:0x7f28496c0bcb
[    9.945304][  T205] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.945771][  T205] RSP: 002b:00007ffd1dce9ea8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.945965][  T205] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f28496c0bcb
[    9.946155][  T205] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.946346][  T205] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.946538][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1dcec0d0
[    9.946735][  T205] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1dced899
| [    9.948046][  T205] ---[ end trace 0000000000000000 ]---
| [    9.950895][  T205] ------------[ cut here ]------------
| [    9.951030][  T205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/205
| [    9.951512][  T205] Tainted: [W]=WARN
[    9.951615][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.951787][  T205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.951954][  T205] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[    9.952408][  T205] RSP: 0018:ffa0000000907a98 EFLAGS: 00010286
[    9.952572][  T205] RAX: 00000000ffffffa6 RBX: ff1100000d732c80 RCX: 1ff4000000120f19
[    9.952775][  T205] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d732d38
[    9.952966][  T205] RBP: ff1100000a279000 R08: 1fe2200001ae65a8 R09: ff1100000c36ae80
[    9.953156][  T205] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.953348][  T205] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a279000
[    9.953540][  T205] FS:  00007f28493fe840(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[    9.953776][  T205] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.953937][  T205] CR2: 00007f28495ffc20 CR3: 000000000bb0f001 CR4: 0000000000771ef0
[    9.954131][  T205] PKRU: 55555554
[    9.954227][  T205] Call Trace:
[    9.954324][  T205]  <TASK>
[    9.954389][  T205]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.954517][  T205]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.954650][  T205]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.954754][  T205]  register_netdevice (net/core/dev.c:11488)
[    9.954886][  T205]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.955046][  T205]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.955177][  T205]  register_netdev (net/core/dev.c:11552)
[    9.955306][  T205]  sit_init_net (net/ipv6/sit.c:1860)
[    9.955437][  T205]  ops_init (net/core/net_namespace.c:137)
[    9.955535][  T205]  setup_net (net/core/net_namespace.c:446)
[    9.955639][  T205]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.955774][  T205]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.955901][  T205]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.956031][  T205]  copy_net_ns (net/core/net_namespace.c:579)
[    9.956162][  T205]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.956292][  T205]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.956421][  T205]  ksys_unshare (kernel/fork.c:3243)
[    9.956550][  T205]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.956688][  T205]  ? __ia32_sys_open (fs/open.c:1374)
[    9.956830][  T205]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.956960][  T205]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.957089][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.957217][  T205]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.957347][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.957474][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.957638][  T205] RIP: 0033:0x7f28496c0bcb
[    9.957782][  T205] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.958238][  T205] RSP: 002b:00007ffd1dce9ea8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.958431][  T205] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f28496c0bcb
[    9.958626][  T205] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.958828][  T205] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.959019][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1dcec0d0
[    9.959209][  T205] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd1dced899
| [    9.960496][  T205] ---[ end trace 0000000000000000 ]---
| [   10.030984][  T209] ------------[ cut here ]------------
| [   10.031144][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/209
| [   10.031654][  T209] Tainted: [W]=WARN
[   10.031763][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.031933][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.032101][  T209] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   10.032557][  T209] RSP: 0018:ffa00000007e7ab0 EFLAGS: 00010286
[   10.032729][  T209] RAX: 00000000ffffffa6 RBX: ff1100000a162200 RCX: 1ff40000000fcf1c
[   10.032932][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a1622b8
[   10.033123][  T209] RBP: ff11000005141000 R08: 1fe220000142c458 R09: ff1100000cd72e80
[   10.033314][  T209] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.033503][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005141000
[   10.033700][  T209] FS:  00007faa72175840(0000) GS:ff110000a5b30000(0000) knlGS:0000000000000000
[   10.033936][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.034097][  T209] CR2: 00007faa72381690 CR3: 000000000f162005 CR4: 0000000000771ef0
[   10.034289][  T209] PKRU: 55555554
[   10.034385][  T209] Call Trace:
[   10.034480][  T209]  <TASK>
[   10.034547][  T209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.034681][  T209]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.034819][  T209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.034916][  T209]  register_netdevice (net/core/dev.c:11488)
[   10.035046][  T209]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.035209][  T209]  register_netdev (net/core/dev.c:11552)
[   10.035339][  T209]  loopback_net_init (drivers/net/loopback.c:218)
[   10.035469][  T209]  ops_init (net/core/net_namespace.c:137)
[   10.035568][  T209]  setup_net (net/core/net_namespace.c:446)
[   10.035669][  T209]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.035804][  T209]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.035933][  T209]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.036063][  T209]  copy_net_ns (net/core/net_namespace.c:579)
[   10.036192][  T209]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.036324][  T209]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.036452][  T209]  ksys_unshare (kernel/fork.c:3243)
[   10.036579][  T209]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.036714][  T209]  ? __ia32_sys_open (fs/open.c:1374)
[   10.036854][  T209]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.036982][  T209]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.037110][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.037238][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.037367][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.037496][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.037714][  T209] RIP: 0033:0x7faa72437bcb
[   10.037857][  T209] 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
[   10.038315][  T209] RSP: 002b:00007fff88d8a2f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   10.038507][  T209] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faa72437bcb
[   10.038710][  T209] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.038910][  T209] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.039101][  T209] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff88d8c520
[   10.039293][  T209] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff88d8c899
| [   10.040601][  T209] ---[ end trace 0000000000000000 ]---
| [   10.043497][  T209] ------------[ cut here ]------------
| [   10.043640][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/209
| [   10.044134][  T209] Tainted: [W]=WARN
[   10.044231][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.044392][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.044559][  T209] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   10.045029][  T209] RSP: 0018:ffa00000007e7a98 EFLAGS: 00010286
[   10.045192][  T209] RAX: 00000000ffffffa6 RBX: ff1100000a163000 RCX: 1ff40000000fcf19
[   10.045384][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a1630b8
[   10.045574][  T209] RBP: ff11000002544000 R08: 1fe220000142c618 R09: ff1100000cd72e80
[   10.045779][  T209] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.045968][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000002544000
[   10.046159][  T209] FS:  00007faa72175840(0000) GS:ff110000a5b30000(0000) knlGS:0000000000000000
[   10.046381][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.046542][  T209] CR2: 00007faa72381690 CR3: 000000000f162005 CR4: 0000000000771ef0
[   10.046742][  T209] PKRU: 55555554
[   10.046844][  T209] Call Trace:
[   10.046939][  T209]  <TASK>
[   10.047006][  T209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.047135][  T209]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.047262][  T209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.047360][  T209]  register_netdevice (net/core/dev.c:11488)
[   10.047488][  T209]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.047653][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.047791][  T209]  register_netdev (net/core/dev.c:11552)
[   10.047921][  T209]  sit_init_net (net/ipv6/sit.c:1860)
[   10.048049][  T209]  ops_init (net/core/net_namespace.c:137)
[   10.048147][  T209]  setup_net (net/core/net_namespace.c:446)
[   10.048243][  T209]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.048371][  T209]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.048499][  T209]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.048635][  T209]  copy_net_ns (net/core/net_namespace.c:579)
[   10.048771][  T209]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.048901][  T209]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.049029][  T209]  ksys_unshare (kernel/fork.c:3243)
[   10.049157][  T209]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.049286][  T209]  ? __ia32_sys_open (fs/open.c:1374)
[   10.049415][  T209]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.049541][  T209]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.049674][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.049813][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.049941][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.050069][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.050227][  T209] RIP: 0033:0x7faa72437bcb
[   10.050359][  T209] 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
[   10.050829][  T209] RSP: 002b:00007fff88d8a2f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   10.051021][  T209] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faa72437bcb
[   10.051212][  T209] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.051403][  T209] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.051599][  T209] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff88d8c520
[   10.051798][  T209] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff88d8c899
| [   10.053082][  T209] ---[ end trace 0000000000000000 ]---
| [   10.113091][  T213] ------------[ cut here ]------------
| [   10.113235][  T213] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/213
| [   10.113969][  T213] Tainted: [W]=WARN
[   10.114069][  T213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.114231][  T213] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.114397][  T213] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   10.114870][  T213] RSP: 0018:ffa0000000937ab0 EFLAGS: 00010286
[   10.115031][  T213] RAX: 00000000ffffffa6 RBX: ff1100000bab4580 RCX: 1ff4000000126f1c
[   10.115223][  T213] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bab4638
[   10.115414][  T213] RBP: ff11000008aa1000 R08: 1fe22000017568c8 R09: ff1100000d558b80
[   10.115609][  T213] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.115811][  T213] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008aa1000
[   10.116003][  T213] FS:  00007f26bcdde840(0000) GS:ff110000a5b30000(0000) knlGS:0000000000000000
[   10.116227][  T213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.116388][  T213] CR2: 00007f26bcfdfc20 CR3: 00000000054d3006 CR4: 0000000000771ef0
[   10.116580][  T213] PKRU: 55555554
[   10.116683][  T213] Call Trace:
[   10.116788][  T213]  <TASK>
[   10.116854][  T213]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.116983][  T213]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.117112][  T213]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.117209][  T213]  register_netdevice (net/core/dev.c:11488)
[   10.117339][  T213]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.117501][  T213]  register_netdev (net/core/dev.c:11552)
[   10.117633][  T213]  loopback_net_init (drivers/net/loopback.c:218)
[   10.117772][  T213]  ops_init (net/core/net_namespace.c:137)
[   10.117871][  T213]  setup_net (net/core/net_namespace.c:446)
[   10.117968][  T213]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.118095][  T213]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.118223][  T213]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.118353][  T213]  copy_net_ns (net/core/net_namespace.c:579)
[   10.118482][  T213]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.118619][  T213]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.118751][  T213]  ksys_unshare (kernel/fork.c:3243)
[   10.118885][  T213]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.119014][  T213]  ? __ia32_sys_open (fs/open.c:1374)
[   10.119144][  T213]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.119271][  T213]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.119400][  T213]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.119527][  T213]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.119662][  T213]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.119800][  T213]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.119960][  T213] RIP: 0033:0x7f26bd0a0bcb
[   10.120093][  T213] 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
[   10.120550][  T213] RSP: 002b:00007fffaa81c818 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   10.120754][  T213] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f26bd0a0bcb
[   10.120949][  T213] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.121141][  T213] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.121333][  T213] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffaa81ea40
[   10.121523][  T213] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffaa81f899
| [   10.122821][  T213] ---[ end trace 0000000000000000 ]---
| [   10.125757][  T213] ------------[ cut here ]------------
| [   10.125895][  T213] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/213
| [   10.126376][  T213] Tainted: [W]=WARN
[   10.126474][  T213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.126644][  T213] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.126820][  T213] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   10.127274][  T213] RSP: 0018:ffa0000000937a98 EFLAGS: 00010286
[   10.127435][  T213] RAX: 00000000ffffffa6 RBX: ff1100000bab5380 RCX: 1ff4000000126f19
[   10.127631][  T213] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bab5438
[   10.127830][  T213] RBP: ff1100000884c000 R08: 1fe2200001756a88 R09: ff1100000d558b80
[   10.128020][  T213] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.128209][  T213] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000884c000
[   10.128401][  T213] FS:  00007f26bcdde840(0000) GS:ff110000a5b30000(0000) knlGS:0000000000000000
[   10.128628][  T213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.128798][  T213] CR2: 00007f26bcfdfc20 CR3: 00000000054d3006 CR4: 0000000000771ef0
[   10.128989][  T213] PKRU: 55555554
[   10.129084][  T213] Call Trace:
[   10.129179][  T213]  <TASK>
[   10.129246][  T213]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.129375][  T213]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.129503][  T213]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.129604][  T213]  register_netdevice (net/core/dev.c:11488)
[   10.129734][  T213]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.129903][  T213]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.130032][  T213]  register_netdev (net/core/dev.c:11552)
[   10.130161][  T213]  sit_init_net (net/ipv6/sit.c:1860)
[   10.130290][  T213]  ops_init (net/core/net_namespace.c:137)
[   10.130387][  T213]  setup_net (net/core/net_namespace.c:446)
[   10.130484][  T213]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.130617][  T213]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.130748][  T213]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.130882][  T213]  copy_net_ns (net/core/net_namespace.c:579)
[   10.131013][  T213]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.131142][  T213]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.131269][  T213]  ksys_unshare (kernel/fork.c:3243)
[   10.131396][  T213]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.131524][  T213]  ? __ia32_sys_open (fs/open.c:1374)
[   10.131658][  T213]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.131796][  T213]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.131925][  T213]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.132051][  T213]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.132179][  T213]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.132307][  T213]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.132465][  T213] RIP: 0033:0x7f26bd0a0bcb
[   10.132605][  T213] 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
[   10.133070][  T213] RSP: 002b:00007fffaa81c818 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   10.133262][  T213] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f26bd0a0bcb
[   10.133452][  T213] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.133647][  T213] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.133845][  T213] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffaa81ea40
[   10.134035][  T213] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffaa81f899
| [   10.135323][  T213] ---[ end trace 0000000000000000 ]---
| [   10.199187][  T217] ------------[ cut here ]------------
| [   10.199346][  T217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/217
| [   10.200412][  T217] Tainted: [W]=WARN
[   10.200511][  T217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.200683][  T217] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.200861][  T217] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   10.201328][  T217] RSP: 0018:ffa0000000957ab0 EFLAGS: 00010286
[   10.201493][  T217] RAX: 00000000ffffffa6 RBX: ff1100000d6aa900 RCX: 1ff400000012af1c
[   10.201691][  T217] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d6aa9b8
[   10.201894][  T217] RBP: ff1100000f2b1000 R08: 1fe2200001ad5538 R09: ff1100000cd75180
[   10.202087][  T217] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.202277][  T217] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f2b1000
[   10.202471][  T217] FS:  00007f55800c8840(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   10.202729][  T217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.202900][  T217] CR2: 00007f55802d27d0 CR3: 000000000ce3e001 CR4: 0000000000771ef0
[   10.203092][  T217] PKRU: 55555554
[   10.203189][  T217] Call Trace:
[   10.203286][  T217]  <TASK>
[   10.203352][  T217]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.203481][  T217]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.203615][  T217]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.203714][  T217]  register_netdevice (net/core/dev.c:11488)
[   10.203850][  T217]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.204012][  T217]  register_netdev (net/core/dev.c:11552)
[   10.204142][  T217]  loopback_net_init (drivers/net/loopback.c:218)
[   10.204271][  T217]  ops_init (net/core/net_namespace.c:137)
[   10.204369][  T217]  setup_net (net/core/net_namespace.c:446)
[   10.204467][  T217]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.204600][  T217]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.204728][  T217]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.204868][  T217]  copy_net_ns (net/core/net_namespace.c:579)
[   10.204999][  T217]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.205129][  T217]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.205257][  T217]  ksys_unshare (kernel/fork.c:3243)
[   10.205386][  T217]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.205514][  T217]  ? __ia32_sys_open (fs/open.c:1374)
[   10.205649][  T217]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.205787][  T217]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.205914][  T217]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.206041][  T217]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.206169][  T217]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.206296][  T217]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.206455][  T217] RIP: 0033:0x7f558038abcb
[   10.206592][  T217] 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
[   10.207054][  T217] RSP: 002b:00007ffca2c7a628 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   10.207246][  T217] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f558038abcb
[   10.207437][  T217] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.207632][  T217] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.207829][  T217] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffca2c7c850
[   10.208019][  T217] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffca2c7d899
| [   10.209335][  T217] ---[ end trace 0000000000000000 ]---
| [   10.219587][  T217] ------------[ cut here ]------------
| [   10.219845][  T217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/217
| [   10.220333][  T217] Tainted: [W]=WARN
[   10.220432][  T217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.220599][  T217] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.220776][  T217] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   10.221236][  T217] RSP: 0018:ffa0000000957a98 EFLAGS: 00010286
[   10.221398][  T217] RAX: 00000000ffffffa6 RBX: ff1100000d6ab700 RCX: 1ff400000012af19
[   10.221594][  T217] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d6ab7b8
[   10.221794][  T217] RBP: ff1100000f2d4000 R08: 1fe2200001ad56f8 R09: ff1100000cd75180
[   10.221985][  T217] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.222176][  T217] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f2d4000
[   10.222367][  T217] FS:  00007f55800c8840(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   10.222594][  T217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.222763][  T217] CR2: 00007f55802d27d0 CR3: 000000000ce3e001 CR4: 0000000000771ef0
[   10.222957][  T217] PKRU: 55555554
[   10.223055][  T217] Call Trace:
[   10.223150][  T217]  <TASK>
[   10.223215][  T217]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.223344][  T217]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.223471][  T217]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.223569][  T217]  register_netdevice (net/core/dev.c:11488)
[   10.223703][  T217]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.223872][  T217]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.224002][  T217]  register_netdev (net/core/dev.c:11552)
[   10.224129][  T217]  sit_init_net (net/ipv6/sit.c:1860)
[   10.224258][  T217]  ops_init (net/core/net_namespace.c:137)
[   10.224357][  T217]  setup_net (net/core/net_namespace.c:446)
[   10.224453][  T217]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.224580][  T217]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.224714][  T217]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.224854][  T217]  copy_net_ns (net/core/net_namespace.c:579)
[   10.224983][  T217]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.225113][  T217]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.225240][  T217]  ksys_unshare (kernel/fork.c:3243)
[   10.225368][  T217]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.225496][  T217]  ? __ia32_sys_open (fs/open.c:1374)
[   10.225631][  T217]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.225767][  T217]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.225894][  T217]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.226023][  T217]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.226150][  T217]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.226278][  T217]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.226436][  T217] RIP: 0033:0x7f558038abcb
[   10.226568][  T217] 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
[   10.227035][  T217] RSP: 002b:00007ffca2c7a628 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   10.227227][  T217] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f558038abcb
[   10.227417][  T217] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.227613][  T217] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.227813][  T217] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffca2c7c850
[   10.228003][  T217] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffca2c7d899
| [   10.229290][  T217] ---[ end trace 0000000000000000 ]---
| [   14.255361][  T276] ------------[ cut here ]------------
| [   14.255688][  T276] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/276
| [   14.256341][  T276] Tainted: [W]=WARN
[   14.256494][  T276] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.256742][  T276] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.256989][  T276] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   14.257508][  T276] RSP: 0018:ffa0000000b46e20 EFLAGS: 00010286
[   14.257737][  T276] RAX: 00000000ffffffa6 RBX: ff1100000a3c4740 RCX: 1ff4000000168d8a
[   14.258004][  T276] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a3c47f8
[   14.258311][  T276] RBP: ff110000096d9000 R08: 1fe2200001478900 R09: ff11000002fed180
[   14.258558][  T276] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   14.258832][  T276] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a1cb888
[   14.259084][  T276] FS:  00007efdde954840(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   14.259365][  T276] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.259584][  T276] CR2: 000000000042ebe0 CR3: 0000000014304006 CR4: 0000000000771ef0
[   14.259868][  T276] PKRU: 55555554
[   14.260016][  T276] Call Trace:
[   14.260163][  T276]  <TASK>
[   14.260280][  T276]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.260464][  T276]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.260627][  T276]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.260830][  T276]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.261013][  T276]  __dev_notify_flags (net/core/dev.c:9787)
[   14.261197][  T276]  ? netif_change_name (net/core/dev.c:1495)
[   14.261378][  T276]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   14.261562][  T276]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   14.261766][  T276]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.261957][  T276]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.262138][  T276]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   14.262321][  T276]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   14.262503][  T276]  veth_newlink (drivers/net/veth.c:1871)
[   14.262700][  T276]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   14.262899][  T276]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.263083][  T276]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.263263][  T276]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   14.263456][  T276]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   14.263651][  T276]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   14.263853][  T276]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.264039][  T276]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.264224][  T276]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   14.264410][  T276]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   14.264620][  T276]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.264818][  T276]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.265002][  T276]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.265187][  T276]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.265372][  T276]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.265556][  T276]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.265764][  T276]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.265953][  T276]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.266143][  T276]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.266327][  T276]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.266510][  T276]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.266706][  T276]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.266910][  T276]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.267093][  T276]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.267275][  T276]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   14.267458][  T276]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.267653][  T276]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.267854][  T276]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.268041][  T276]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.268225][  T276]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.268409][  T276]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.268603][  T276]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.268799][  T276]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.268989][  T276]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.269172][  T276]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.269353][  T276]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.269536][  T276]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.269733][  T276]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.269935][  T276]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.270119][  T276]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.270299][  T276]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.270512][  T276]  ? move_addr_to_kernel (net/socket.c:258)
[   14.270710][  T276]  ___sys_sendmsg (net/socket.c:2752)
[   14.270907][  T276]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.271092][  T276]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.271311][  T276]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.271493][  T276]  __sys_sendmsg (net/socket.c:2784)
[   14.271687][  T276]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.271890][  T276]  ? 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)
[   14.272074][  T276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.272257][  T276]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.272439][  T276]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.272632][  T276]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.272834][  T276]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.273056][  T276] RIP: 0033:0x7efddeb8e08e
[   14.273247][  T276] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.273801][  T276] RSP: 002b:00007ffccc201d00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.274061][  T276] RAX: ffffffffffffffda RBX: 00007ffccc2024a8 RCX: 00007efddeb8e08e
[   14.274316][  T276] RDX: 0000000000000000 RSI: 00007ffccc201db0 RDI: 0000000000000005
[   14.274569][  T276] RBP: 00007ffccc201d10 R08: 0000000000000000 R09: 0000000000000000
[   14.274852][  T276] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d319
[   14.275104][  T276] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccc202470
| [   14.276875][  T276] ---[ end trace 0000000000000000 ]---
| [   14.291706][  T276] ------------[ cut here ]------------
| [   14.291942][  T276] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/276
| [   14.292552][  T276] Tainted: [W]=WARN
[   14.293266][  T276] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.293495][  T276] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.293733][  T276] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   14.294279][  T276] RSP: 0018:ffa0000000b471a0 EFLAGS: 00010286
[   14.294498][  T276] RAX: 00000000ffffffa6 RBX: ff1100000b92a200 RCX: 1ff4000000168dfa
[   14.294769][  T276] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b92a2b8
[   14.295029][  T276] RBP: ff110000059b4000 R08: 1fe2200001725458 R09: ff11000002fed180
[   14.295278][  T276] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   14.295525][  T276] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   14.295801][  T276] FS:  00007efdde954840(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   14.296090][  T276] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.296308][  T276] CR2: 000000000042ebe0 CR3: 0000000014304006 CR4: 0000000000771ef0
[   14.296558][  T276] PKRU: 55555554
[   14.296719][  T276] Call Trace:
[   14.296883][  T276]  <TASK>
[   14.297001][  T276]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.297189][  T276]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.297344][  T276]  __dev_notify_flags (net/core/dev.c:9787)
[   14.297530][  T276]  ? netif_change_name (net/core/dev.c:1495)
[   14.297728][  T276]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.297928][  T276]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.298114][  T276]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.298299][  T276]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   14.298484][  T276]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.298684][  T276]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.298886][  T276]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.299076][  T276]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.299264][  T276]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.299451][  T276]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.299645][  T276]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.299848][  T276]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.300040][  T276]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.300229][  T276]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.300413][  T276]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.300610][  T276]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.300807][  T276]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.300996][  T276]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.301182][  T276]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   14.301366][  T276]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.301552][  T276]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.301756][  T276]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.301950][  T276]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.302133][  T276]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.302318][  T276]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.302499][  T276]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.302698][  T276]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.302902][  T276]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.303090][  T276]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.303275][  T276]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.303460][  T276]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.303659][  T276]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.303862][  T276]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.304049][  T276]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.304232][  T276]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.304448][  T276]  ? move_addr_to_kernel (net/socket.c:258)
[   14.304645][  T276]  ___sys_sendmsg (net/socket.c:2752)
[   14.304846][  T276]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.305037][  T276]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.305257][  T276]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.305440][  T276]  __sys_sendmsg (net/socket.c:2784)
[   14.305636][  T276]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.305842][  T276]  ? 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)
[   14.306027][  T276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.306212][  T276]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.306397][  T276]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.306579][  T276]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.306789][  T276]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.307012][  T276] RIP: 0033:0x7efddeb8e08e
[   14.307203][  T276] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.307743][  T276] RSP: 002b:00007ffccc201d00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.308015][  T276] RAX: ffffffffffffffda RBX: 00007ffccc2024a8 RCX: 00007efddeb8e08e
[   14.308264][  T276] RDX: 0000000000000000 RSI: 00007ffccc201db0 RDI: 0000000000000005
[   14.308514][  T276] RBP: 00007ffccc201d10 R08: 0000000000000000 R09: 0000000000000000
[   14.308784][  T276] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d319
[   14.309037][  T276] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccc202470
| [   14.314512][  T276] ip (276) used greatest stack depth: 23784 bytes left
| [   14.387654][  T280] ------------[ cut here ]------------
| [   14.387829][  T280] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/280
| [   14.388336][  T280] Tainted: [W]=WARN
[   14.388437][  T280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.389047][  T280] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.389224][  T280] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   14.389700][  T280] RSP: 0018:ffa0000000af7020 EFLAGS: 00010286
[   14.389879][  T280] RAX: 00000000ffffffa6 RBX: ff1100000bab4580 RCX: 1ff400000015edca
[   14.390075][  T280] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bab4638
[   14.390272][  T280] RBP: ff110000059b4000 R08: 1fe22000017568c8 R09: ff1100001438ae58
[   14.390470][  T280] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   14.390674][  T280] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000059b4ce1
[   14.390888][  T280] FS:  00007f919c74f840(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   14.391123][  T280] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.391292][  T280] CR2: 000000003a74b988 CR3: 000000000ba21006 CR4: 0000000000771ef0
[   14.391491][  T280] PKRU: 55555554
[   14.391597][  T280] Call Trace:
[   14.391698][  T280]  <TASK>
[   14.391771][  T280]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.391906][  T280]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.392007][  T280]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.392140][  T280]  __dev_notify_flags (net/core/dev.c:9787)
[   14.392274][  T280]  ? netif_change_name (net/core/dev.c:1495)
[   14.392407][  T280]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.392540][  T280]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   14.392679][  T280]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.392825][  T280]  ? 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))
[   14.392961][  T280]  netif_change_flags (net/core/dev.c:9820)
[   14.393094][  T280]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.393229][  T280]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.393363][  T280]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.393532][  T280]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.393669][  T280]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.393811][  T280]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.393943][  T280]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.394078][  T280]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.394211][  T280]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.394343][  T280]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.394479][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.394618][  T280]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.394757][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.394893][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.395025][  T280]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.395158][  T280]  ? __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)
[   14.395292][  T280]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.395424][  T280]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.395559][  T280]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.395700][  T280]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.395844][  T280]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.395979][  T280]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.396112][  T280]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.396244][  T280]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.396383][  T280]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.396516][  T280]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.396656][  T280]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.396797][  T280]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.396931][  T280]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.397064][  T280]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.397197][  T280]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.397332][  T280]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.397465][  T280]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.397603][  T280]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   14.397738][  T280]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.397881][  T280]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.398014][  T280]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.398148][  T280]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.398282][  T280]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.398417][  T280]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.398549][  T280]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.398689][  T280]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.398831][  T280]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.398965][  T280]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.399098][  T280]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.399233][  T280]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.399368][  T280]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.399502][  T280]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.399638][  T280]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.399779][  T280]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.399943][  T280]  ? move_addr_to_kernel (net/socket.c:258)
[   14.400077][  T280]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.400210][  T280]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.400344][  T280]  ___sys_sendmsg (net/socket.c:2752)
[   14.400476][  T280]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.400740][  T280]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.400895][  T280]  __sys_sendmsg (net/socket.c:2784)
[   14.401028][  T280]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.401244][  T280]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.401411][  T280]  ? 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)
[   14.401545][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.401685][  T280]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.401910][  T280]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.402045][  T280]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.402178][  T280]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.402345][  T280] RIP: 0033:0x7f919c98908e
[   14.402573][  T280] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.403150][  T280] RSP: 002b:00007ffe7b8b3e70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.403352][  T280] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f919c98908e
[   14.403551][  T280] RDX: 0000000000000000 RSI: 00007ffe7b8b3f20 RDI: 0000000000000005
[   14.403851][  T280] RBP: 00007ffe7b8b3e80 R08: 0000000000000000 R09: 0000000000000000
[   14.404052][  T280] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d319
[   14.404253][  T280] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7b8b45f0
| [   14.405864][  T280] ---[ end trace 0000000000000000 ]---
| [   14.494319][  T283] ------------[ cut here ]------------
| [   14.494485][  T283] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/283
| [   14.495016][  T283] Tainted: [W]=WARN
[   14.495120][  T283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.495287][  T283] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.495461][  T283] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   14.495951][  T283] RSP: 0018:ffa0000000b17020 EFLAGS: 00010286
[   14.496121][  T283] RAX: 00000000ffffffa6 RBX: ff11000010150040 RCX: 1ff4000000162dca
[   14.496324][  T283] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000101500f8
[   14.496523][  T283] RBP: ff110000096d9000 R08: 1fe220000202a020 R09: ff1100000d512e58
[   14.496727][  T283] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   14.496934][  T283] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000096d9ce1
[   14.497138][  T283] FS:  00007f715fe71840(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   14.497372][  T283] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.497544][  T283] CR2: 00007f71601411a0 CR3: 000000001430e005 CR4: 0000000000771ef0
[   14.497757][  T283] PKRU: 55555554
[   14.497861][  T283] Call Trace:
[   14.497960][  T283]  <TASK>
[   14.498029][  T283]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.498166][  T283]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.498269][  T283]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.498402][  T283]  __dev_notify_flags (net/core/dev.c:9787)
[   14.498537][  T283]  ? netif_change_name (net/core/dev.c:1495)
[   14.498679][  T283]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.498823][  T283]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   14.498960][  T283]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.499094][  T283]  ? 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))
[   14.499231][  T283]  netif_change_flags (net/core/dev.c:9820)
[   14.499366][  T283]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.499502][  T283]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.499652][  T283]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.499829][  T283]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.499963][  T283]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.500096][  T283]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.500230][  T283]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.500366][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.500501][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.500639][  T283]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.500782][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.500917][  T283]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.501050][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.501183][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.501317][  T283]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.501451][  T283]  ? __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)
[   14.501585][  T283]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.501726][  T283]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.501867][  T283]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.502003][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.502139][  T283]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.502273][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.502406][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.502540][  T283]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.502740][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.502948][  T283]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.503082][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.503217][  T283]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.503352][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.503486][  T283]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.503675][  T283]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.503818][  T283]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.503950][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.504083][  T283]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   14.504220][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.504353][  T283]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.504487][  T283]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.504681][  T283]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.504825][  T283]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.504960][  T283]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.505092][  T283]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.505227][  T283]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.505361][  T283]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.505495][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.505705][  T283]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.505850][  T283]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.505985][  T283]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.506120][  T283]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.506253][  T283]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.506387][  T283]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.506553][  T283]  ? move_addr_to_kernel (net/socket.c:258)
[   14.506835][  T283]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.506971][  T283]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.507104][  T283]  ___sys_sendmsg (net/socket.c:2752)
[   14.507237][  T283]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.507403][  T283]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.507546][  T283]  __sys_sendmsg (net/socket.c:2784)
[   14.507735][  T283]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.507879][  T283]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.508046][  T283]  ? 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)
[   14.508178][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.508312][  T283]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.508444][  T283]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.508580][  T283]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.508778][  T283]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.508943][  T283] RIP: 0033:0x7f71600ab08e
[   14.509081][  T283] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.509554][  T283] RSP: 002b:00007ffe6fceb260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.509821][  T283] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f71600ab08e
[   14.510020][  T283] RDX: 0000000000000000 RSI: 00007ffe6fceb310 RDI: 0000000000000005
[   14.510219][  T283] RBP: 00007ffe6fceb270 R08: 0000000000000000 R09: 0000000000000000
[   14.510418][  T283] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d319
[   14.510624][  T283] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6fceb9e0
| [   14.511986][  T283] ---[ end trace 0000000000000000 ]---
| [   14.513428][   T36] ------------[ cut here ]------------
| [   14.513632][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/36
| [   14.514171][   T36] Tainted: [W]=WARN
[   14.514265][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.514429][   T36] Workqueue: events_unbound linkwatch_event
[   14.514648][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.514821][   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
[   14.515263][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   14.515426][   T36] RAX: 00000000ffffffa6 RBX: ff11000010151000 RCX: 1ff4000000051f02
[   14.515826][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000101510b8
[   14.516015][   T36] RBP: ff110000059b4000 R08: 1fe220000202a218 R09: ff11000001d651a8
[   14.516200][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   14.516389][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   14.516573][   T36] FS:  0000000000000000(0000) GS:ff110000a5b30000(0000) knlGS:0000000000000000
[   14.516848][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.517003][   T36] CR2: 0000555991c7cd5c CR3: 000000002d949003 CR4: 0000000000771ef0
[   14.517195][   T36] PKRU: 55555554
[   14.517290][   T36] Call Trace:
[   14.517383][   T36]  <TASK>
[   14.517448][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.517573][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   14.517706][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.517816][   T36]  netif_state_change (net/core/dev.c:1605)
[   14.517939][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   14.518096][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   14.518224][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   14.518348][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.518474][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   14.518601][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   14.518726][   T36]  process_one_work (kernel/workqueue.c:3314)
[   14.518860][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   14.518984][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.519115][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.519244][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   14.519369][   T36]  kthread (kernel/kthread.c:436)
[   14.519464][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.519628][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   14.519762][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.519888][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   14.520046][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   14.520170][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   14.520296][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.521653][   T36] ---[ end trace 0000000000000000 ]---
| [   14.545221][  T284] ------------[ cut here ]------------
| [   14.545385][  T284] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/284
| [   14.545921][  T284] Tainted: [W]=WARN
[   14.546024][  T284] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.546196][  T284] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.546375][  T284] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   14.546876][  T284] RSP: 0018:ffa0000000b76e20 EFLAGS: 00010286
[   14.547050][  T284] RAX: 00000000ffffffa6 RBX: ff11000002e2f000 RCX: 1ff400000016ed8a
[   14.547254][  T284] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002e2f0b8
[   14.547459][  T284] RBP: ff11000005d64000 R08: 1fe22000005c5e18 R09: ff1100000cedae80
[   14.547670][  T284] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   14.547886][  T284] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000014372388
[   14.548093][  T284] FS:  00007ff6de891840(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   14.548333][  T284] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.548508][  T284] CR2: 000000000042ebe0 CR3: 00000000142f4001 CR4: 0000000000771ef0
[   14.548721][  T284] PKRU: 55555554
[   14.548833][  T284] Call Trace:
[   14.548937][  T284]  <TASK>
[   14.549007][  T284]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.549146][  T284]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.549249][  T284]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   14.549419][  T284]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   14.549557][  T284]  __dev_notify_flags (net/core/dev.c:9787)
[   14.549701][  T284]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   14.549846][  T284]  ? netif_change_name (net/core/dev.c:1495)
[   14.549982][  T284]  ? __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.550118][  T284]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.550254][  T284]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.550391][  T284]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.550529][  T284]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.550728][  T284]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.550930][  T284]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.551069][  T284]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.551207][  T284]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   14.551344][  T284]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   14.551482][  T284]  veth_newlink (drivers/net/veth.c:1871)
[   14.551680][  T284]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   14.551828][  T284]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.551968][  T284]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.552105][  T284]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   14.552254][  T284]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   14.552391][  T284]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   14.552528][  T284]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.552721][  T284]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.552869][  T284]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   14.553007][  T284]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   14.553145][  T284]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.553281][  T284]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.553417][  T284]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.553558][  T284]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.553765][  T284]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.553906][  T284]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.554043][  T284]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.554179][  T284]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.554319][  T284]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.554456][  T284]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.554650][  T284]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.554795][  T284]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.554934][  T284]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.555070][  T284]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.555206][  T284]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   14.555344][  T284]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.555479][  T284]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.555707][  T284]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.555853][  T284]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.555988][  T284]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.556127][  T284]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.556263][  T284]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.556401][  T284]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.556539][  T284]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.556772][  T284]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.556910][  T284]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.557048][  T284]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.557186][  T284]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.557324][  T284]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.557461][  T284]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.557686][  T284]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.557864][  T284]  ? move_addr_to_kernel (net/socket.c:258)
[   14.558004][  T284]  ___sys_sendmsg (net/socket.c:2752)
[   14.558142][  T284]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.558283][  T284]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.558457][  T284]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.558662][  T284]  __sys_sendmsg (net/socket.c:2784)
[   14.558806][  T284]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.558947][  T284]  ? 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)
[   14.559085][  T284]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.559224][  T284]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.559361][  T284]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.559499][  T284]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.559691][  T284]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.559869][  T284] RIP: 0033:0x7ff6deacb08e
[   14.560012][  T284] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.560498][  T284] RSP: 002b:00007fff336fb950 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.560775][  T284] RAX: ffffffffffffffda RBX: 00007fff336fc0f8 RCX: 00007ff6deacb08e
[   14.561003][  T284] RDX: 0000000000000000 RSI: 00007fff336fba00 RDI: 0000000000000005
[   14.561208][  T284] RBP: 00007fff336fb960 R08: 0000000000000000 R09: 0000000000000000
[   14.561413][  T284] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d319
[   14.561656][  T284] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff336fc0c0
| [   14.563043][  T284] ---[ end trace 0000000000000000 ]---
| [   14.576945][  T284] ------------[ cut here ]------------
| [   14.577110][  T284] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/284
| [   14.577627][  T284] Tainted: [W]=WARN
[   14.577730][  T284] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.577908][  T284] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.578080][  T284] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   14.578564][  T284] RSP: 0018:ffa0000000b771a0 EFLAGS: 00010286
[   14.579465][  T284] RAX: 00000000ffffffa6 RBX: ff1100000a163e00 RCX: 1ff400000016edfa
[   14.579692][  T284] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a163eb8
[   14.579897][  T284] RBP: ff11000007a99000 R08: 1fe220000142c7d8 R09: ff1100000cedae80
[   14.580093][  T284] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   14.580289][  T284] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   14.580488][  T284] FS:  00007ff6de891840(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   14.580723][  T284] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.580897][  T284] CR2: 000000000042ebe0 CR3: 00000000142f4001 CR4: 0000000000771ef0
[   14.581096][  T284] PKRU: 55555554
[   14.581194][  T284] Call Trace:
[   14.581293][  T284]  <TASK>
[   14.581362][  T284]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.581497][  T284]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.581604][  T284]  __dev_notify_flags (net/core/dev.c:9787)
[   14.581739][  T284]  ? netif_change_name (net/core/dev.c:1495)
[   14.581888][  T284]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.582025][  T284]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.582162][  T284]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.582301][  T284]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   14.582438][  T284]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.582574][  T284]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.582715][  T284]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.582866][  T284]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.583004][  T284]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.583137][  T284]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.583268][  T284]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.583400][  T284]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.583534][  T284]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.583670][  T284]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.583810][  T284]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.583941][  T284]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.584071][  T284]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.584202][  T284]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.584332][  T284]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   14.584467][  T284]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.584601][  T284]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.584733][  T284]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.584871][  T284]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.585002][  T284]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.585136][  T284]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.585267][  T284]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.585402][  T284]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.585534][  T284]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.585670][  T284]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.585809][  T284]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.585940][  T284]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.586071][  T284]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.586203][  T284]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.586333][  T284]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.586465][  T284]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.586632][  T284]  ? move_addr_to_kernel (net/socket.c:258)
[   14.586772][  T284]  ___sys_sendmsg (net/socket.c:2752)
[   14.586904][  T284]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.587039][  T284]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.587206][  T284]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.587337][  T284]  __sys_sendmsg (net/socket.c:2784)
[   14.587469][  T284]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.587607][  T284]  ? 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)
[   14.587737][  T284]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.587879][  T284]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.588009][  T284]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.588139][  T284]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.588269][  T284]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.588432][  T284] RIP: 0033:0x7ff6deacb08e
[   14.588568][  T284] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.589044][  T284] RSP: 002b:00007fff336fb950 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.589242][  T284] RAX: ffffffffffffffda RBX: 00007fff336fc0f8 RCX: 00007ff6deacb08e
[   14.589438][  T284] RDX: 0000000000000000 RSI: 00007fff336fba00 RDI: 0000000000000005
[   14.589636][  T284] RBP: 00007fff336fb960 R08: 0000000000000000 R09: 0000000000000000
[   14.589839][  T284] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d319
[   14.590033][  T284] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff336fc0c0
| [   14.591347][  T284] ---[ end trace 0000000000000000 ]---
| [   14.681563][  T287] ------------[ cut here ]------------
| [   14.681746][  T287] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/287
| [   14.682264][  T287] Tainted: [W]=WARN
[   14.682367][  T287] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.682539][  T287] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.682725][  T287] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   14.683212][  T287] RSP: 0018:ffa0000000ba7020 EFLAGS: 00010286
[   14.683377][  T287] RAX: 00000000ffffffa6 RBX: ff1100000925f000 RCX: 1ff4000000174dca
[   14.683570][  T287] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000925f0b8
[   14.683778][  T287] RBP: ff11000007a99000 R08: 1fe220000124be18 R09: ff1100000a2b5158
[   14.683975][  T287] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   14.684173][  T287] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007a99ce1
[   14.684366][  T287] FS:  00007f19950a5840(0000) GS:ff110000a5b30000(0000) knlGS:0000000000000000
[   14.684600][  T287] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.684772][  T287] CR2: 0000000022f48988 CR3: 0000000014154001 CR4: 0000000000771ef0
[   14.684966][  T287] PKRU: 55555554
[   14.685063][  T287] Call Trace:
[   14.685159][  T287]  <TASK>
[   14.685226][  T287]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.685359][  T287]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.685458][  T287]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.685595][  T287]  __dev_notify_flags (net/core/dev.c:9787)
[   14.685726][  T287]  ? netif_change_name (net/core/dev.c:1495)
[   14.685863][  T287]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.685993][  T287]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   14.686122][  T287]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.686253][  T287]  ? 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))
[   14.686388][  T287]  netif_change_flags (net/core/dev.c:9820)
[   14.686519][  T287]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.686660][  T287]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.686799][  T287]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.686960][  T287]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.687091][  T287]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.687221][  T287]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.687351][  T287]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.687483][  T287]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.687714][  T287]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.687858][  T287]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.687987][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.688119][  T287]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.688247][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.688376][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.688506][  T287]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.688704][  T287]  ? __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)
[   14.688844][  T287]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.688974][  T287]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.689105][  T287]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.689239][  T287]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.689372][  T287]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.689504][  T287]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.689689][  T287]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.689914][  T287]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.690046][  T287]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.690173][  T287]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.690302][  T287]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.690431][  T287]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.690561][  T287]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.690766][  T287]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.690895][  T287]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.691024][  T287]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.691153][  T287]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.691281][  T287]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   14.691411][  T287]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.691540][  T287]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.691746][  T287]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.691886][  T287]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.692015][  T287]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.692145][  T287]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.692275][  T287]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.692406][  T287]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.692536][  T287]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.692739][  T287]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.692878][  T287]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.693008][  T287]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.693139][  T287]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.693271][  T287]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.693401][  T287]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.693530][  T287]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.693764][  T287]  ? move_addr_to_kernel (net/socket.c:258)
[   14.693895][  T287]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.694028][  T287]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.694163][  T287]  ___sys_sendmsg (net/socket.c:2752)
[   14.694302][  T287]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.694470][  T287]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.694618][  T287]  __sys_sendmsg (net/socket.c:2784)
[   14.694757][  T287]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.694889][  T287]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.695050][  T287]  ? 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)
[   14.695179][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.695319][  T287]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.695452][  T287]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.695593][  T287]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.695728][  T287]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.695900][  T287] RIP: 0033:0x7f19952df08e
[   14.696039][  T287] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.696507][  T287] RSP: 002b:00007ffd6d2827e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.696706][  T287] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f19952df08e
[   14.696907][  T287] RDX: 0000000000000000 RSI: 00007ffd6d282890 RDI: 0000000000000005
[   14.697098][  T287] RBP: 00007ffd6d2827f0 R08: 0000000000000000 R09: 0000000000000000
[   14.697295][  T287] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d31a
[   14.697487][  T287] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6d282f60
| [   14.698803][  T287] ---[ end trace 0000000000000000 ]---
| [   14.787391][  T290] ------------[ cut here ]------------
| [   14.787560][  T290] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/290
| [   14.788085][  T290] Tainted: [W]=WARN
[   14.788183][  T290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.788345][  T290] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.788514][  T290] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   14.788995][  T290] RSP: 0018:ffa0000000bd7020 EFLAGS: 00010286
[   14.789162][  T290] RAX: 00000000ffffffa6 RBX: ff1100000f09e900 RCX: 1ff400000017adca
[   14.789355][  T290] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f09e9b8
[   14.789547][  T290] RBP: ff11000005d64000 R08: 1fe2200001e13d38 R09: ff11000019460b58
[   14.789746][  T290] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   14.789966][  T290] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005d64ce1
[   14.790160][  T290] FS:  00007fe0dbe12840(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   14.790387][  T290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.790550][  T290] CR2: 00007fe0dc0e21a0 CR3: 000000001944f006 CR4: 0000000000771ef0
[   14.790763][  T290] PKRU: 55555554
[   14.790862][  T290] Call Trace:
[   14.790961][  T290]  <TASK>
[   14.791033][  T290]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.791167][  T290]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.791265][  T290]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.791395][  T290]  __dev_notify_flags (net/core/dev.c:9787)
[   14.791524][  T290]  ? netif_change_name (net/core/dev.c:1495)
[   14.791661][  T290]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.791801][  T290]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   14.791931][  T290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.792061][  T290]  ? 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))
[   14.792193][  T290]  netif_change_flags (net/core/dev.c:9820)
[   14.792322][  T290]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.792452][  T290]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.792581][  T290]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.792753][  T290]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.792889][  T290]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.793018][  T290]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.793146][  T290]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.793275][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.793404][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.793532][  T290]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.793763][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.793895][  T290]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.794025][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.794153][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.794281][  T290]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.794412][  T290]  ? __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)
[   14.794541][  T290]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.794738][  T290]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.794884][  T290]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.795020][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.795151][  T290]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.795282][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.795411][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.795540][  T290]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.795852][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.795981][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.796110][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.796239][  T290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.796368][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.796496][  T290]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.796715][  T290]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.796856][  T290]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.796985][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.797113][  T290]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   14.797244][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.797372][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.797501][  T290]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.797679][  T290]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.797819][  T290]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.797950][  T290]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.798079][  T290]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.798210][  T290]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.798340][  T290]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.798468][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.798603][  T290]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.798732][  T290]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.798869][  T290]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.799001][  T290]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.799130][  T290]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.799260][  T290]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.799421][  T290]  ? move_addr_to_kernel (net/socket.c:258)
[   14.799550][  T290]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.799685][  T290]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.799824][  T290]  ___sys_sendmsg (net/socket.c:2752)
[   14.799953][  T290]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.800122][  T290]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.800265][  T290]  __sys_sendmsg (net/socket.c:2784)
[   14.800395][  T290]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.800523][  T290]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.800689][  T290]  ? 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)
[   14.800831][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.800962][  T290]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.801091][  T290]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.801220][  T290]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.801349][  T290]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.801509][  T290] RIP: 0033:0x7fe0dc04c08e
[   14.801649][  T290] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.802115][  T290] RSP: 002b:00007fff02157e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.802310][  T290] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe0dc04c08e
[   14.802502][  T290] RDX: 0000000000000000 RSI: 00007fff02157ec0 RDI: 0000000000000005
[   14.802704][  T290] RBP: 00007fff02157e20 R08: 0000000000000000 R09: 0000000000000000
[   14.802907][  T290] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d31a
[   14.803100][  T290] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff02158590
| [   14.804395][  T290] ---[ end trace 0000000000000000 ]---
| [   14.805633][   T36] ------------[ cut here ]------------
| [   14.805827][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/36
| [   14.806438][   T36] Tainted: [W]=WARN
[   14.806575][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.806805][   T36] Workqueue: events_unbound linkwatch_event
[   14.807037][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.807252][   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
[   14.807768][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   14.807972][   T36] RAX: 00000000ffffffa6 RBX: ff1100000f09f8c0 RCX: 1ff4000000051f02
[   14.808209][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f09f978
[   14.808438][   T36] RBP: ff11000005d64000 R08: 1fe2200001e13f30 R09: ff11000001d651a8
[   14.808677][   T36] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   14.808931][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   14.809169][   T36] FS:  0000000000000000(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   14.809422][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.809629][   T36] CR2: 0000555991c7cd5c CR3: 0000000002f8d003 CR4: 0000000000771ef0
[   14.809872][   T36] PKRU: 55555554
[   14.810007][   T36] Call Trace:
[   14.810154][   T36]  <TASK>
[   14.810262][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.810431][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   14.810611][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.810759][   T36]  netif_state_change (net/core/dev.c:1605)
[   14.810936][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   14.811131][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   14.811297][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   14.811477][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.811660][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   14.811843][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   14.812011][   T36]  process_one_work (kernel/workqueue.c:3314)
[   14.812181][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   14.812346][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.812516][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.812714][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   14.812894][   T36]  kthread (kernel/kthread.c:436)
[   14.813032][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.813226][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   14.813393][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.813560][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   14.813777][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   14.813963][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   14.814131][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.815638][   T36] ---[ end trace 0000000000000000 ]---
| [   14.816486][   T36] ------------[ cut here ]------------
| [   14.816671][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/36
| [   14.817301][   T36] Tainted: [W]=WARN
[   14.817437][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.817679][   T36] Workqueue: events_unbound linkwatch_event
[   14.817910][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.818132][   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
[   14.818698][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   14.818934][   T36] RAX: 00000000ffffffa6 RBX: ff1100000925e580 RCX: 1ff4000000051f02
[   14.819184][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000925e638
[   14.819417][   T36] RBP: ff11000007a99000 R08: 1fe220000124bcc8 R09: ff11000001d651a8
[   14.819663][   T36] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   14.819925][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   14.820159][   T36] FS:  0000000000000000(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   14.820421][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.820637][   T36] CR2: 0000555991c7cd5c CR3: 000000002d949005 CR4: 0000000000771ef0
[   14.820888][   T36] PKRU: 55555554
[   14.821041][   T36] Call Trace:
[   14.821180][   T36]  <TASK>
[   14.821290][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.821463][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   14.821648][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.821803][   T36]  netif_state_change (net/core/dev.c:1605)
[   14.821977][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   14.822181][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   14.822365][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   14.822538][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.822733][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   14.822917][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   14.823085][   T36]  process_one_work (kernel/workqueue.c:3314)
[   14.823256][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   14.823423][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.823619][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.823805][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   14.823973][   T36]  kthread (kernel/kthread.c:436)
[   14.824111][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.824335][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   14.824503][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.824684][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   14.824945][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   14.825117][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   14.825286][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.826832][   T36] ---[ end trace 0000000000000000 ]---
| [   14.840111][  T291] ------------[ cut here ]------------
| [   14.840278][  T291] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/291
| [   14.841356][  T291] Tainted: [W]=WARN
[   14.841458][  T291] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.841647][  T291] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.841839][  T291] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   14.842315][  T291] RSP: 0018:ffa0000000ba6e20 EFLAGS: 00010286
[   14.842487][  T291] RAX: 00000000ffffffa6 RBX: ff1100000f0ce200 RCX: 1ff4000000174d8a
[   14.842694][  T291] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f0ce2b8
[   14.842910][  T291] RBP: ff110000194e1000 R08: 1fe2200001e19c58 R09: ff11000019462e80
[   14.843117][  T291] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   14.843317][  T291] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a45bc08
[   14.843519][  T291] FS:  00007fb50479e840(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   14.843774][  T291] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.843945][  T291] CR2: 000000000042ebe0 CR3: 0000000019457006 CR4: 0000000000771ef0
[   14.844151][  T291] PKRU: 55555554
[   14.844252][  T291] Call Trace:
[   14.844352][  T291]  <TASK>
[   14.844421][  T291]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.844557][  T291]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.844666][  T291]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   14.844844][  T291]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   14.844983][  T291]  __dev_notify_flags (net/core/dev.c:9787)
[   14.845123][  T291]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   14.845260][  T291]  ? netif_change_name (net/core/dev.c:1495)
[   14.845396][  T291]  ? __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.845534][  T291]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.845730][  T291]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.845929][  T291]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.846064][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.846197][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.846330][  T291]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.846464][  T291]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.846654][  T291]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   14.846797][  T291]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   14.846932][  T291]  veth_newlink (drivers/net/veth.c:1871)
[   14.847068][  T291]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   14.847205][  T291]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.847339][  T291]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.847474][  T291]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   14.847677][  T291]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   14.847820][  T291]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   14.847956][  T291]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.848093][  T291]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.848233][  T291]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   14.848373][  T291]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   14.848512][  T291]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.848707][  T291]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.848856][  T291]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.848996][  T291]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.849134][  T291]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.849270][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.849405][  T291]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.849540][  T291]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.849781][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.849920][  T291]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.850058][  T291]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.850196][  T291]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.850333][  T291]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.850469][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.850610][  T291]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   14.850744][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.850887][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.851023][  T291]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.851157][  T291]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.851292][  T291]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.851429][  T291]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.851564][  T291]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.851702][  T291]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.851848][  T291]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.851982][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.852116][  T291]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.852252][  T291]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.852390][  T291]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.852528][  T291]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.852667][  T291]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.852808][  T291]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.852973][  T291]  ? move_addr_to_kernel (net/socket.c:258)
[   14.853110][  T291]  ___sys_sendmsg (net/socket.c:2752)
[   14.853243][  T291]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.853381][  T291]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.853551][  T291]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.853691][  T291]  __sys_sendmsg (net/socket.c:2784)
[   14.853833][  T291]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.853969][  T291]  ? 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)
[   14.854103][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.854240][  T291]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.854374][  T291]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.854509][  T291]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.854650][  T291]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.854828][  T291] RIP: 0033:0x7fb5049d808e
[   14.854973][  T291] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.855463][  T291] RSP: 002b:00007ffd852d71d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.855675][  T291] RAX: ffffffffffffffda RBX: 00007ffd852d7978 RCX: 00007fb5049d808e
[   14.855890][  T291] RDX: 0000000000000000 RSI: 00007ffd852d7280 RDI: 0000000000000005
[   14.856091][  T291] RBP: 00007ffd852d71e0 R08: 0000000000000000 R09: 0000000000000000
[   14.856290][  T291] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d31a
[   14.856491][  T291] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd852d7940
| [   14.857870][  T291] ---[ end trace 0000000000000000 ]---
| [   14.864065][  T291] ------------[ cut here ]------------
| [   14.864219][  T291] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/291
| [   14.864719][  T291] Tainted: [W]=WARN
[   14.864833][  T291] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.865000][  T291] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.865174][  T291] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   14.865659][  T291] RSP: 0018:ffa0000000ba71a0 EFLAGS: 00010286
[   14.865837][  T291] RAX: 00000000ffffffa6 RBX: ff1100000f0ad000 RCX: 1ff4000000174dfa
[   14.866036][  T291] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f0ad0b8
[   14.866236][  T291] RBP: ff11000019424000 R08: 1fe2200001e15a18 R09: ff11000019462e80
[   14.866434][  T291] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   14.866636][  T291] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   14.866838][  T291] FS:  00007fb50479e840(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   14.867071][  T291] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.867238][  T291] CR2: 00007fe0dbedf574 CR3: 0000000019457001 CR4: 0000000000771ef0
[   14.867439][  T291] PKRU: 55555554
[   14.867541][  T291] Call Trace:
[   14.867649][  T291]  <TASK>
[   14.867719][  T291]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.867864][  T291]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.867966][  T291]  __dev_notify_flags (net/core/dev.c:9787)
[   14.868101][  T291]  ? netif_change_name (net/core/dev.c:1495)
[   14.868238][  T291]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.868374][  T291]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.868513][  T291]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.868659][  T291]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   14.868806][  T291]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.868943][  T291]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.869080][  T291]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.869224][  T291]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.869365][  T291]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.869504][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.869647][  T291]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.869791][  T291]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.869932][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.870070][  T291]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.870208][  T291]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.870344][  T291]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.870482][  T291]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.870625][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.870768][  T291]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   14.870906][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.871044][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.871180][  T291]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.871317][  T291]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.871454][  T291]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.871599][  T291]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.871736][  T291]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.871884][  T291]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.872023][  T291]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.872161][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.872298][  T291]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.872436][  T291]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.872573][  T291]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.872718][  T291]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.872865][  T291]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.873002][  T291]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.873171][  T291]  ? move_addr_to_kernel (net/socket.c:258)
[   14.873312][  T291]  ___sys_sendmsg (net/socket.c:2752)
[   14.873449][  T291]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.873597][  T291]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.873781][  T291]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.873920][  T291]  __sys_sendmsg (net/socket.c:2784)
[   14.874057][  T291]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.874199][  T291]  ? 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)
[   14.874337][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.874475][  T291]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.874619][  T291]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.874765][  T291]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.874902][  T291]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.875071][  T291] RIP: 0033:0x7fb5049d808e
[   14.875213][  T291] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.875707][  T291] RSP: 002b:00007ffd852d71d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.875922][  T291] RAX: ffffffffffffffda RBX: 00007ffd852d7978 RCX: 00007fb5049d808e
[   14.876127][  T291] RDX: 0000000000000000 RSI: 00007ffd852d7280 RDI: 0000000000000005
[   14.876333][  T291] RBP: 00007ffd852d71e0 R08: 0000000000000000 R09: 0000000000000000
[   14.876537][  T291] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d31a
[   14.876747][  T291] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd852d7940
| [   14.878136][  T291] ---[ end trace 0000000000000000 ]---
| [   14.962133][  T294] ------------[ cut here ]------------
| [   14.962329][  T294] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/294
| [   14.962952][  T294] Tainted: [W]=WARN
[   14.963099][  T294] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.963313][  T294] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.963533][  T294] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   14.964082][  T294] RSP: 0018:ffa0000000517020 EFLAGS: 00010286
[   14.964295][  T294] RAX: 00000000ffffffa6 RBX: ff11000010159540 RCX: 1ff40000000a2dca
[   14.964536][  T294] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000101595f8
[   14.964818][  T294] RBP: ff11000019424000 R08: 1fe220000202b2c0 R09: ff1100000f22ae58
[   14.965066][  T294] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   14.965308][  T294] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019424ce1
[   14.965552][  T294] FS:  00007fdf73c55840(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   14.965852][  T294] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.966068][  T294] CR2: 000000000c8c3988 CR3: 00000000194bb004 CR4: 0000000000771ef0
[   14.966319][  T294] PKRU: 55555554
[   14.966463][  T294] Call Trace:
[   14.966620][  T294]  <TASK>
[   14.966765][  T294]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.966953][  T294]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.967102][  T294]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.967280][  T294]  __dev_notify_flags (net/core/dev.c:9787)
[   14.967463][  T294]  ? netif_change_name (net/core/dev.c:1495)
[   14.967655][  T294]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.967852][  T294]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   14.968032][  T294]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.968210][  T294]  ? 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))
[   14.968391][  T294]  netif_change_flags (net/core/dev.c:9820)
[   14.968573][  T294]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.968777][  T294]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.968961][  T294]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.969172][  T294]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.969351][  T294]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.969532][  T294]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.969724][  T294]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.969923][  T294]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.970105][  T294]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.970284][  T294]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.970464][  T294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.970656][  T294]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.970850][  T294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.971030][  T294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.971210][  T294]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.971393][  T294]  ? __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)
[   14.971570][  T294]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.971860][  T294]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.972108][  T294]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.972376][  T294]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.972642][  T294]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.972908][  T294]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.973120][  T294]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.973297][  T294]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.973480][  T294]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.973671][  T294]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.973877][  T294]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.974060][  T294]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.974241][  T294]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.974421][  T294]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.974615][  T294]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.974805][  T294]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.974985][  T294]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.975163][  T294]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   14.975344][  T294]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.975521][  T294]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.975713][  T294]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.975906][  T294]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.976086][  T294]  ? func_set_flag (kernel/trace/trace_functions.c:138 (discriminator 7) kernel/trace/trace_functions.c:134 (discriminator 7) kernel/trace/trace_functions.c:478 (discriminator 7))
[   14.976265][  T294]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.976447][  T294]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.976639][  T294]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.976839][  T294]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.977019][  T294]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.977197][  T294]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.977381][  T294]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.977561][  T294]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.977765][  T294]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.977953][  T294]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.978133][  T294]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.978310][  T294]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.978519][  T294]  ? move_addr_to_kernel (net/socket.c:258)
[   14.978712][  T294]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.978906][  T294]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.979088][  T294]  ___sys_sendmsg (net/socket.c:2752)
[   14.979265][  T294]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.979476][  T294]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.979680][  T294]  __sys_sendmsg (net/socket.c:2784)
[   14.979873][  T294]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.980051][  T294]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.980266][  T294]  ? 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)
[   14.980445][  T294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.980638][  T294]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.980836][  T294]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.981015][  T294]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.981209][  T294]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.981418][  T294] RIP: 0033:0x7fdf73e8f08e
[   14.981617][  T294] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.982138][  T294] RSP: 002b:00007ffcb240d390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.982384][  T294] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdf73e8f08e
[   14.982639][  T294] RDX: 0000000000000000 RSI: 00007ffcb240d440 RDI: 0000000000000005
[   14.982902][  T294] RBP: 00007ffcb240d3a0 R08: 0000000000000000 R09: 0000000000000000
[   14.983145][  T294] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d31a
[   14.983388][  T294] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb240db10
| [   14.985090][  T294] ---[ end trace 0000000000000000 ]---
| [   15.060487][  T297] ------------[ cut here ]------------
| [   15.060653][  T297] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/297
| [   15.061168][  T297] Tainted: [W]=WARN
[   15.061274][  T297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.061440][  T297] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.061621][  T297] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   15.062108][  T297] RSP: 0018:ffa0000000bf7020 EFLAGS: 00010286
[   15.062277][  T297] RAX: 00000000ffffffa6 RBX: ff11000010156580 RCX: 1ff400000017edca
[   15.062478][  T297] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010156638
[   15.062681][  T297] RBP: ff110000194e1000 R08: 1fe220000202acc8 R09: ff1100000c37ae58
[   15.062890][  T297] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   15.063085][  T297] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000194e1ce1
[   15.063284][  T297] FS:  00007f42c9d38840(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   15.063515][  T297] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.063688][  T297] CR2: 00000000136c4988 CR3: 000000000bb1e005 CR4: 0000000000771ef0
[   15.063896][  T297] PKRU: 55555554
[   15.063995][  T297] Call Trace:
[   15.064092][  T297]  <TASK>
[   15.064160][  T297]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.064294][  T297]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.064394][  T297]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.064527][  T297]  __dev_notify_flags (net/core/dev.c:9787)
[   15.064666][  T297]  ? netif_change_name (net/core/dev.c:1495)
[   15.064803][  T297]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.064936][  T297]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.065067][  T297]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.065199][  T297]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   15.065333][  T297]  netif_change_flags (net/core/dev.c:9820)
[   15.065465][  T297]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.065604][  T297]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.065736][  T297]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.065911][  T297]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.066043][  T297]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.066174][  T297]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.066306][  T297]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.066440][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.066573][  T297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.066710][  T297]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.066851][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.066983][  T297]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.067115][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.067245][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.067377][  T297]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.067511][  T297]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   15.067648][  T297]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.067790][  T297]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.067922][  T297]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.068058][  T297]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.068191][  T297]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.068325][  T297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.068456][  T297]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.068593][  T297]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.068727][  T297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.068865][  T297]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.068998][  T297]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.069131][  T297]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.069264][  T297]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.069396][  T297]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.069530][  T297]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.069666][  T297]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.069805][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.069936][  T297]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   15.070070][  T297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.070201][  T297]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.070334][  T297]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.070466][  T297]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.070604][  T297]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.070739][  T297]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.070881][  T297]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.071014][  T297]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.071146][  T297]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.071279][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.071411][  T297]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.071546][  T297]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.071684][  T297]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.071826][  T297]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.071958][  T297]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.072090][  T297]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.072252][  T297]  ? move_addr_to_kernel (net/socket.c:258)
[   15.072387][  T297]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.072520][  T297]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.072658][  T297]  ___sys_sendmsg (net/socket.c:2752)
[   15.072797][  T297]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.072961][  T297]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.073102][  T297]  __sys_sendmsg (net/socket.c:2784)
[   15.073235][  T297]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.073365][  T297]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.073529][  T297]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.073666][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.073806][  T297]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.073938][  T297]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.074071][  T297]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.074201][  T297]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.074365][  T297] RIP: 0033:0x7f42c9f7208e
[   15.074502][  T297] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.074985][  T297] RSP: 002b:00007ffe26e530c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.075184][  T297] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f42c9f7208e
[   15.075379][  T297] RDX: 0000000000000000 RSI: 00007ffe26e53170 RDI: 0000000000000005
[   15.075576][  T297] RBP: 00007ffe26e530d0 R08: 0000000000000000 R09: 0000000000000000
[   15.075788][  T297] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d31a
[   15.075984][  T297] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe26e53840
| [   15.077301][  T297] ---[ end trace 0000000000000000 ]---
| [   15.078528][   T39] ------------[ cut here ]------------
| [   15.078711][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/39
| [   15.079343][   T39] Tainted: [W]=WARN
[   15.079482][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.079694][   T39] Workqueue: events_unbound linkwatch_event
[   15.079918][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.080123][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   15.080639][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   15.080867][   T39] RAX: 00000000ffffffa6 RBX: ff11000010157540 RCX: 1ff4000000057f02
[   15.081096][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000101575f8
[   15.081322][   T39] RBP: ff110000194e1000 R08: 1fe220000202aec0 R09: ff11000001d951a8
[   15.081551][   T39] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   15.081807][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.082036][   T39] FS:  0000000000000000(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   15.082292][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.082495][   T39] CR2: 00007f3328c2b610 CR3: 000000002d949001 CR4: 0000000000771ef0
[   15.082737][   T39] PKRU: 55555554
[   15.082892][   T39] Call Trace:
[   15.083029][   T39]  <TASK>
[   15.083138][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.083308][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.083479][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.083635][   T39]  netif_state_change (net/core/dev.c:1605)
[   15.083825][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.084029][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.084198][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.084368][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.084539][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.084723][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.084906][   T39]  process_one_work (kernel/workqueue.c:3314)
[   15.085081][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.085252][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.085425][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.085611][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.085790][   T39]  kthread (kernel/kthread.c:436)
[   15.085932][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.086130][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.086304][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.086475][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.086687][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.086872][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.087042][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.088554][   T39] ---[ end trace 0000000000000000 ]---
| [   15.089144][   T39] ------------[ cut here ]------------
| [   15.089279][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/39
| [   15.089836][   T39] Tainted: [W]=WARN
[   15.089930][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.090083][   T39] Workqueue: events_unbound linkwatch_event
[   15.090241][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.090402][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   15.090858][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   15.091013][   T39] RAX: 00000000ffffffa6 RBX: ff11000010157e00 RCX: 1ff4000000057f02
[   15.091194][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010157eb8
[   15.091378][   T39] RBP: ff11000019424000 R08: 1fe220000202afd8 R09: ff11000001d951a8
[   15.091562][   T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   15.091771][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.091962][   T39] FS:  0000000000000000(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   15.092178][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.092336][   T39] CR2: 0000555991c7cd5c CR3: 0000000002f8d002 CR4: 0000000000771ef0
[   15.092521][   T39] PKRU: 55555554
[   15.092620][   T39] Call Trace:
[   15.092710][   T39]  <TASK>
[   15.092784][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.092907][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.093029][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.093123][   T39]  netif_state_change (net/core/dev.c:1605)
[   15.093245][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.093400][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.093523][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.093653][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.093788][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.093910][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.094035][   T39]  process_one_work (kernel/workqueue.c:3314)
[   15.094161][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.094283][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.094409][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.094538][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.094664][   T39]  kthread (kernel/kthread.c:436)
[   15.094765][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.094919][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.095042][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.095165][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.095320][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.095444][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.095568][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.096747][   T39] ---[ end trace 0000000000000000 ]---
| [   15.131888][  T298] ------------[ cut here ]------------
| [   15.132090][  T298] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/298
| [   15.132714][  T298] Tainted: [W]=WARN
[   15.132883][  T298] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.133103][  T298] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.133328][  T298] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   15.133887][  T298] RSP: 0018:ffa0000000b26e20 EFLAGS: 00010286
[   15.134109][  T298] RAX: 00000000ffffffa6 RBX: ff1100000925f1c0 RCX: 1ff4000000164d8a
[   15.134359][  T298] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000925f278
[   15.134625][  T298] RBP: ff11000008ec1000 R08: 1fe220000124be50 R09: ff1100000c37d180
[   15.134895][  T298] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   15.135147][  T298] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b972008
[   15.135400][  T298] FS:  00007f905ec99840(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   15.135700][  T298] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.135943][  T298] CR2: 00007f905f000f6d CR3: 000000000cfe7003 CR4: 0000000000771ef0
[   15.136197][  T298] PKRU: 55555554
[   15.136346][  T298] Call Trace:
[   15.136496][  T298]  <TASK>
[   15.136625][  T298]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.136829][  T298]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.136983][  T298]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   15.137202][  T298]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   15.137393][  T298]  __dev_notify_flags (net/core/dev.c:9787)
[   15.137579][  T298]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   15.137790][  T298]  ? netif_change_name (net/core/dev.c:1495)
[   15.137975][  T298]  ? __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.138160][  T298]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.138343][  T298]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.138527][  T298]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.138724][  T298]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.138924][  T298]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.139108][  T298]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.139291][  T298]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.139473][  T298]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.139669][  T298]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   15.139875][  T298]  veth_newlink (drivers/net/veth.c:1871)
[   15.140061][  T298]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   15.140243][  T298]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.140426][  T298]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.140622][  T298]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.140834][  T298]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   15.141021][  T298]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   15.141208][  T298]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.141392][  T298]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.141579][  T298]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.141790][  T298]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.141979][  T298]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.142163][  T298]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.142349][  T298]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.142541][  T298]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.142746][  T298]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.142950][  T298]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.143134][  T298]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.143317][  T298]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.143507][  T298]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.143707][  T298]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.143911][  T298]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.144096][  T298]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.144281][  T298]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.144468][  T298]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.144667][  T298]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   15.144875][  T298]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.145060][  T298]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.145243][  T298]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.145423][  T298]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.145617][  T298]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.145815][  T298]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.146002][  T298]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.146186][  T298]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.146368][  T298]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.146548][  T298]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.146745][  T298]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.146947][  T298]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.147127][  T298]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.147307][  T298]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.147487][  T298]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.147678][  T298]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.147906][  T298]  ? move_addr_to_kernel (net/socket.c:258)
[   15.148090][  T298]  ___sys_sendmsg (net/socket.c:2752)
[   15.148273][  T298]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.148456][  T298]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.148685][  T298]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.148883][  T298]  __sys_sendmsg (net/socket.c:2784)
[   15.149068][  T298]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.149248][  T298]  ? 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)
[   15.149428][  T298]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.149625][  T298]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.149822][  T298]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.150004][  T298]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.150186][  T298]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.150399][  T298] RIP: 0033:0x7f905eed308e
[   15.150583][  T298] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.151137][  T298] RSP: 002b:00007ffd8754ed00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.151383][  T298] RAX: ffffffffffffffda RBX: 00007ffd8754f4a8 RCX: 00007f905eed308e
[   15.151640][  T298] RDX: 0000000000000000 RSI: 00007ffd8754edb0 RDI: 0000000000000005
[   15.151902][  T298] RBP: 00007ffd8754ed10 R08: 0000000000000000 R09: 0000000000000000
[   15.152149][  T298] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d31a
[   15.152393][  T298] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8754f470
| [   15.154124][  T298] ---[ end trace 0000000000000000 ]---
| [   15.161983][  T298] ------------[ cut here ]------------
| [   15.162163][  T298] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/298
| [   15.162881][  T298] Tainted: [W]=WARN
[   15.163031][  T298] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.163245][  T298] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.163464][  T298] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   15.164005][  T298] RSP: 0018:ffa0000000b271a0 EFLAGS: 00010286
[   15.164220][  T298] RAX: 00000000ffffffa6 RBX: ff1100000a3c4040 RCX: 1ff4000000164dfa
[   15.164463][  T298] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a3c40f8
[   15.164717][  T298] RBP: ff11000008771000 R08: 1fe2200001478820 R09: ff1100000c37d180
[   15.164974][  T298] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   15.165218][  T298] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   15.165461][  T298] FS:  00007f905ec99840(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   15.165747][  T298] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.165976][  T298] CR2: 00007f905f000f6d CR3: 000000000cfe7003 CR4: 0000000000771ef0
[   15.166223][  T298] PKRU: 55555554
[   15.166367][  T298] Call Trace:
[   15.166513][  T298]  <TASK>
[   15.166640][  T298]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.166840][  T298]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.166989][  T298]  __dev_notify_flags (net/core/dev.c:9787)
[   15.167170][  T298]  ? netif_change_name (net/core/dev.c:1495)
[   15.167349][  T298]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.167527][  T298]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.167723][  T298]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.167919][  T298]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   15.168099][  T298]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.168276][  T298]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.168454][  T298]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.168647][  T298]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.168845][  T298]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.169029][  T298]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.169207][  T298]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.169383][  T298]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.169563][  T298]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.169764][  T298]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.169949][  T298]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.170130][  T298]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.170306][  T298]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.170485][  T298]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.170673][  T298]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   15.170871][  T298]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.171048][  T298]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.171227][  T298]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.171404][  T298]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.171582][  T298]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.171789][  T298]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.171973][  T298]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.172153][  T298]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.172332][  T298]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.172510][  T298]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.172708][  T298]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.172905][  T298]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.173083][  T298]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.173266][  T298]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.173445][  T298]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.173636][  T298]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.173860][  T298]  ? move_addr_to_kernel (net/socket.c:258)
[   15.174042][  T298]  ___sys_sendmsg (net/socket.c:2752)
[   15.174220][  T298]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.174400][  T298]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.174627][  T298]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.174821][  T298]  __sys_sendmsg (net/socket.c:2784)
[   15.175003][  T298]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.175187][  T298]  ? 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)
[   15.175364][  T298]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.175544][  T298]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.175736][  T298]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.175931][  T298]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.176113][  T298]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.176320][  T298] RIP: 0033:0x7f905eed308e
[   15.176502][  T298] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.177040][  T298] RSP: 002b:00007ffd8754ed00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.177286][  T298] RAX: ffffffffffffffda RBX: 00007ffd8754f4a8 RCX: 00007f905eed308e
[   15.177528][  T298] RDX: 0000000000000000 RSI: 00007ffd8754edb0 RDI: 0000000000000005
[   15.177794][  T298] RBP: 00007ffd8754ed10 R08: 0000000000000000 R09: 0000000000000000
[   15.178038][  T298] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d31a
[   15.178282][  T298] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8754f470
| [   15.183217][  T298] ip (298) used greatest stack depth: 23744 bytes left
| [   15.259159][  T301] ------------[ cut here ]------------
| [   15.259357][  T301] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/301
| [   15.260511][  T301] Tainted: [W]=WARN
[   15.260669][  T301] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.260899][  T301] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.261116][  T301] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   15.261634][  T301] RSP: 0018:ffa0000000c17020 EFLAGS: 00010286
[   15.261864][  T301] RAX: 00000000ffffffa6 RBX: ff1100000bab43c0 RCX: 1ff4000000182dca
[   15.262104][  T301] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bab4478
[   15.262342][  T301] RBP: ff11000008771000 R08: 1fe2200001756890 R09: ff11000002feae58
[   15.262579][  T301] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   15.262849][  T301] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008771ce1
[   15.263094][  T301] FS:  00007f6a853ba840(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   15.263367][  T301] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.263577][  T301] CR2: 0000000017ae7988 CR3: 000000000ce17001 CR4: 0000000000771ef0
[   15.263851][  T301] PKRU: 55555554
[   15.263999][  T301] Call Trace:
[   15.264143][  T301]  <TASK>
[   15.264258][  T301]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.264439][  T301]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.264585][  T301]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.264786][  T301]  __dev_notify_flags (net/core/dev.c:9787)
[   15.264969][  T301]  ? netif_change_name (net/core/dev.c:1495)
[   15.265146][  T301]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.265325][  T301]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.265504][  T301]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.265696][  T301]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   15.265911][  T301]  netif_change_flags (net/core/dev.c:9820)
[   15.266091][  T301]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.266271][  T301]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.266448][  T301]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.266670][  T301]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.266871][  T301]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.267050][  T301]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.267227][  T301]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.267406][  T301]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.267585][  T301]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.267787][  T301]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.267968][  T301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.268146][  T301]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.268326][  T301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.268505][  T301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.268697][  T301]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.268893][  T301]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   15.269070][  T301]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.269248][  T301]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.269425][  T301]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.269617][  T301]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.269817][  T301]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.270002][  T301]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.270179][  T301]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.270355][  T301]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.270534][  T301]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.270724][  T301]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.270923][  T301]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.271108][  T301]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.271289][  T301]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.271468][  T301]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.271658][  T301]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.271852][  T301]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.272031][  T301]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.272209][  T301]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   15.272389][  T301]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.272575][  T301]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.272781][  T301]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.272967][  T301]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.273150][  T301]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.273336][  T301]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.273512][  T301]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.273705][  T301]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.273905][  T301]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.274087][  T301]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.274264][  T301]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.274441][  T301]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.274632][  T301]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.274829][  T301]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.275009][  T301]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.275186][  T301]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.275396][  T301]  ? move_addr_to_kernel (net/socket.c:258)
[   15.275574][  T301]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.275774][  T301]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.275958][  T301]  ___sys_sendmsg (net/socket.c:2752)
[   15.276134][  T301]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.276341][  T301]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.276529][  T301]  __sys_sendmsg (net/socket.c:2784)
[   15.276722][  T301]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.276914][  T301]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.277126][  T301]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.277303][  T301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.277481][  T301]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.277672][  T301]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.277870][  T301]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.278048][  T301]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.278256][  T301] RIP: 0033:0x7f6a855f408e
[   15.278437][  T301] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.278970][  T301] RSP: 002b:00007ffd07033aa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.279214][  T301] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6a855f408e
[   15.279451][  T301] RDX: 0000000000000000 RSI: 00007ffd07033b50 RDI: 0000000000000005
[   15.279701][  T301] RBP: 00007ffd07033ab0 R08: 0000000000000000 R09: 0000000000000000
[   15.279960][  T301] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d31a
[   15.280201][  T301] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd07034220
| [   15.281872][  T301] ---[ end trace 0000000000000000 ]---
| [   15.314480][   T36] ------------[ cut here ]------------
| [   15.314633][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36
| [   15.315183][   T36] Tainted: [W]=WARN
[   15.315274][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.315424][   T36] Workqueue: events_unbound linkwatch_event
[   15.315580][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.315838][   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
[   15.316326][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   15.316480][   T36] RAX: 00000000ffffffa6 RBX: ff1100000925fa80 RCX: 1ff4000000051f02
[   15.316721][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000925fb38
[   15.316913][   T36] RBP: ff110000096d9000 R08: 1fe220000124bf68 R09: ff11000001d651a8
[   15.317090][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   15.317268][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.317445][   T36] FS:  0000000000000000(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   15.317711][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.317872][   T36] CR2: 00007f258810f574 CR3: 000000002d949005 CR4: 0000000000771ef0
[   15.318050][   T36] PKRU: 55555554
[   15.318141][   T36] Call Trace:
[   15.318230][   T36]  <TASK>
[   15.318293][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.318478][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.318719][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.318824][   T36]  netif_state_change (net/core/dev.c:1605)
[   15.318948][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.319099][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.319219][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.319339][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.319460][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.319580][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.319768][   T36]  process_one_work (kernel/workqueue.c:3314)
[   15.319893][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.320013][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.320136][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.320260][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.320379][   T36]  kthread (kernel/kthread.c:436)
[   15.320474][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.320687][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.320825][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.320950][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.321101][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.321222][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.321342][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.322560][   T36] ---[ end trace 0000000000000000 ]---
| [   15.368160][  T304] ------------[ cut here ]------------
| [   15.368325][  T304] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/304
| [   15.368832][  T304] Tainted: [W]=WARN
[   15.368929][  T304] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.369090][  T304] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.369255][  T304] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   15.369715][  T304] RSP: 0018:ffa0000000c47020 EFLAGS: 00010286
[   15.369888][  T304] RAX: 00000000ffffffa6 RBX: ff1100000cdaac80 RCX: 1ff4000000188dca
[   15.370079][  T304] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdaad38
[   15.370269][  T304] RBP: ff11000008ec1000 R08: 1fe22000019b55a8 R09: ff11000019595158
[   15.370457][  T304] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   15.370659][  T304] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ec1ce1
[   15.370863][  T304] FS:  00007fca90ddc840(0000) GS:ff110000a5b30000(0000) knlGS:0000000000000000
[   15.371094][  T304] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.371254][  T304] CR2: 000000000b13c988 CR3: 000000001002b003 CR4: 0000000000771ef0
[   15.371444][  T304] PKRU: 55555554
[   15.371539][  T304] Call Trace:
[   15.371641][  T304]  <TASK>
[   15.371707][  T304]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.371849][  T304]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.371950][  T304]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.372083][  T304]  __dev_notify_flags (net/core/dev.c:9787)
[   15.372210][  T304]  ? netif_change_name (net/core/dev.c:1495)
[   15.372338][  T304]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.372466][  T304]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.372599][  T304]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.372729][  T304]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   15.372872][  T304]  netif_change_flags (net/core/dev.c:9820)
[   15.373007][  T304]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.373140][  T304]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.373267][  T304]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.373430][  T304]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.373560][  T304]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.373770][  T304]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.373900][  T304]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.374028][  T304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.374156][  T304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.374284][  T304]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.374411][  T304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.374537][  T304]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.374735][  T304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.374873][  T304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.375002][  T304]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.375131][  T304]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   15.375263][  T304]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.375394][  T304]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.375525][  T304]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.375730][  T304]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.375866][  T304]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.375996][  T304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.376123][  T304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.376250][  T304]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.376384][  T304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.376515][  T304]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.376707][  T304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.376849][  T304]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.376982][  T304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.377114][  T304]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.377245][  T304]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.377377][  T304]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.377508][  T304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.377725][  T304]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   15.377865][  T304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.377998][  T304]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.378141][  T304]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.378267][  T304]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.378395][  T304]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.378524][  T304]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.378717][  T304]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.378857][  T304]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.378986][  T304]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.379113][  T304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.379247][  T304]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.379375][  T304]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.379503][  T304]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.379691][  T304]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.379827][  T304]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.379954][  T304]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.380111][  T304]  ? move_addr_to_kernel (net/socket.c:258)
[   15.380246][  T304]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.380374][  T304]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.380503][  T304]  ___sys_sendmsg (net/socket.c:2752)
[   15.380633][  T304]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.380799][  T304]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.380937][  T304]  __sys_sendmsg (net/socket.c:2784)
[   15.381064][  T304]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.381196][  T304]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.381357][  T304]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.381485][  T304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.381618][  T304]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.381745][  T304]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.381881][  T304]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.382013][  T304]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.382170][  T304] RIP: 0033:0x7fca9101608e
[   15.382306][  T304] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.382771][  T304] RSP: 002b:00007ffc186823a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.382964][  T304] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fca9101608e
[   15.383246][  T304] RDX: 0000000000000000 RSI: 00007ffc18682450 RDI: 0000000000000005
[   15.383436][  T304] RBP: 00007ffc186823b0 R08: 0000000000000000 R09: 0000000000000000
[   15.383633][  T304] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d31a
[   15.383830][  T304] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc18682b20
| [   15.385219][  T304] ---[ end trace 0000000000000000 ]---
| [   15.394332][   T37] ------------[ cut here ]------------
| [   15.394477][   T37] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/37
| [   15.395030][   T37] Tainted: [W]=WARN
[   15.395130][   T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.395283][   T37] Workqueue: events_unbound linkwatch_event
[   15.395441][   T37] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.395602][   T37] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   15.396050][   T37] RSP: 0018:ffa000000029f9e0 EFLAGS: 00010286
[   15.396204][   T37] RAX: 00000000ffffffa6 RBX: ff1100000cdabc40 RCX: 1ff4000000053f02
[   15.396383][   T37] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdabcf8
[   15.396569][   T37] RBP: ff11000008ec1000 R08: 1fe22000019b57a0 R09: ff11000001d90ba8
[   15.396772][   T37] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   15.396961][   T37] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.397145][   T37] FS:  0000000000000000(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   15.397356][   T37] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.397509][   T37] CR2: 0000555991c7cd5c CR3: 0000000002f8d001 CR4: 0000000000771ef0
[   15.397690][   T37] PKRU: 55555554
[   15.397790][   T37] Call Trace:
[   15.397879][   T37]  <TASK>
[   15.397942][   T37]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.398064][   T37]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.398186][   T37]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.398278][   T37]  netif_state_change (net/core/dev.c:1605)
[   15.398405][   T37]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.398556][   T37]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.398682][   T37]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.398811][   T37]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.398937][   T37]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.399058][   T37]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.399178][   T37]  process_one_work (kernel/workqueue.c:3314)
[   15.399302][   T37]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.399422][   T37]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.399546][   T37]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.399675][   T37]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.399803][   T37]  kthread (kernel/kthread.c:436)
[   15.399894][   T37]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.400046][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.400167][   T37]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.400289][   T37]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.400440][   T37]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.400559][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.400686][   T37]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.401890][   T37] ---[ end trace 0000000000000000 ]---
| [   15.402660][   T37] ------------[ cut here ]------------
| [   15.402794][   T37] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/37
| [   15.403311][   T37] Tainted: [W]=WARN
[   15.403411][   T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.403567][   T37] Workqueue: events_unbound linkwatch_event
[   15.403740][   T37] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.403906][   T37] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   15.404339][   T37] RSP: 0018:ffa000000029f9e0 EFLAGS: 00010286
[   15.404491][   T37] RAX: 00000000ffffffa6 RBX: ff110000101518c0 RCX: 1ff4000000053f02
[   15.404684][   T37] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010151978
[   15.404876][   T37] RBP: ff11000008771000 R08: 1fe220000202a330 R09: ff11000001d90ba8
[   15.405056][   T37] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   15.405235][   T37] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.405415][   T37] FS:  0000000000000000(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   15.405633][   T37] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.405794][   T37] CR2: 0000555991c7cd5c CR3: 000000002d949006 CR4: 0000000000771ef0
[   15.405974][   T37] PKRU: 55555554
[   15.406063][   T37] Call Trace:
[   15.406162][   T37]  <TASK>
[   15.406225][   T37]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.406346][   T37]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.406474][   T37]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.406570][   T37]  netif_state_change (net/core/dev.c:1605)
[   15.406695][   T37]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.406856][   T37]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.406978][   T37]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.407099][   T37]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.407222][   T37]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.407346][   T37]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.407468][   T37]  process_one_work (kernel/workqueue.c:3314)
[   15.407597][   T37]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.407718][   T37]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.407851][   T37]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.407975][   T37]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.408101][   T37]  kthread (kernel/kthread.c:436)
[   15.408195][   T37]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.408347][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.408469][   T37]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.408595][   T37]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.408747][   T37]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.408876][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.408996][   T37]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.410323][   T37] ---[ end trace 0000000000000000 ]---
| [   15.430626][  T305] ------------[ cut here ]------------
| [   15.430830][  T305] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/305
| [   15.431422][  T305] Tainted: [W]=WARN
[   15.431569][  T305] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.432454][  T305] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.432813][  T305] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   15.433395][  T305] RSP: 0018:ffa0000000c06e20 EFLAGS: 00010286
[   15.433703][  T305] RAX: 00000000ffffffa6 RBX: ff1100000a163000 RCX: 1ff4000000180d8a
[   15.433978][  T305] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a1630b8
[   15.434227][  T305] RBP: ff11000010004000 R08: 1fe220000142c618 R09: ff1100000c378b80
[   15.434478][  T305] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   15.434742][  T305] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009166008
[   15.435017][  T305] FS:  00007f1b15004840(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   15.435294][  T305] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.435509][  T305] CR2: 000000000042ebe0 CR3: 000000001002c002 CR4: 0000000000771ef0
[   15.435779][  T305] PKRU: 55555554
[   15.435931][  T305] Call Trace:
[   15.436077][  T305]  <TASK>
[   15.436195][  T305]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.436376][  T305]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.436524][  T305]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   15.436761][  T305]  __dev_notify_flags (net/core/dev.c:9787)
[   15.436949][  T305]  ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3))
[   15.437130][  T305]  ? netif_change_name (net/core/dev.c:1495)
[   15.437309][  T305]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.437491][  T305]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.437683][  T305]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.437882][  T305]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   15.438068][  T305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.438247][  T305]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.438427][  T305]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.438618][  T305]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.438818][  T305]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   15.439002][  T305]  veth_newlink (drivers/net/veth.c:1871)
[   15.439188][  T305]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   15.439369][  T305]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.439548][  T305]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.439742][  T305]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.439954][  T305]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   15.440133][  T305]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   15.440317][  T305]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.440499][  T305]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.440694][  T305]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.440892][  T305]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.441076][  T305]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.441254][  T305]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.441435][  T305]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.441637][  T305]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.441840][  T305]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.442025][  T305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.442205][  T305]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.442384][  T305]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.442570][  T305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.442778][  T305]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.442969][  T305]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.443155][  T305]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.443333][  T305]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.443512][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.443704][  T305]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   15.443903][  T305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.444086][  T305]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.444266][  T305]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.444449][  T305]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.444642][  T305]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.444847][  T305]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.445026][  T305]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.445206][  T305]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.445390][  T305]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.445569][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.445775][  T305]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.445963][  T305]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.446145][  T305]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.446330][  T305]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.446513][  T305]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.446705][  T305]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.446939][  T305]  ? move_addr_to_kernel (net/socket.c:258)
[   15.447124][  T305]  ___sys_sendmsg (net/socket.c:2752)
[   15.447309][  T305]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.447491][  T305]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.447722][  T305]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.447918][  T305]  __sys_sendmsg (net/socket.c:2784)
[   15.448100][  T305]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.448285][  T305]  ? 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)
[   15.448463][  T305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.448660][  T305]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.448854][  T305]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.449036][  T305]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.449218][  T305]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.449433][  T305] RIP: 0033:0x7f1b1523e08e
[   15.449635][  T305] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.450184][  T305] RSP: 002b:00007ffe6c79e4f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.450428][  T305] RAX: ffffffffffffffda RBX: 00007ffe6c79ec98 RCX: 00007f1b1523e08e
[   15.450688][  T305] RDX: 0000000000000000 RSI: 00007ffe6c79e5a0 RDI: 0000000000000005
[   15.450949][  T305] RBP: 00007ffe6c79e500 R08: 0000000000000000 R09: 0000000000000000
[   15.451195][  T305] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d31a
[   15.451437][  T305] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6c79ec60
| [   15.453130][  T305] ---[ end trace 0000000000000000 ]---
| [   15.465282][  T305] ------------[ cut here ]------------
| [   15.465443][  T305] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/305
| [   15.465968][  T305] Tainted: [W]=WARN
[   15.466069][  T305] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.466237][  T305] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.466413][  T305] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   15.466899][  T305] RSP: 0018:ffa0000000c071a0 EFLAGS: 00010286
[   15.467067][  T305] RAX: 00000000ffffffa6 RBX: ff1100001405c900 RCX: 1ff4000000180dfa
[   15.467264][  T305] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001405c9b8
[   15.467460][  T305] RBP: ff11000007fdc000 R08: 1fe220000280b938 R09: ff1100000c378b80
[   15.467666][  T305] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.467867][  T305] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   15.468064][  T305] FS:  00007f1b15004840(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   15.468293][  T305] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.468460][  T305] CR2: 0000555991c7cd5c CR3: 000000001002c002 CR4: 0000000000771ef0
[   15.468665][  T305] PKRU: 55555554
[   15.468768][  T305] Call Trace:
[   15.468867][  T305]  <TASK>
[   15.468934][  T305]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.469068][  T305]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.469170][  T305]  __dev_notify_flags (net/core/dev.c:9787)
[   15.469302][  T305]  ? netif_change_name (net/core/dev.c:1495)
[   15.469435][  T305]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.469568][  T305]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.469709][  T305]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.469853][  T305]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   15.469987][  T305]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.470118][  T305]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.470249][  T305]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.470387][  T305]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.470523][  T305]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.470663][  T305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.470804][  T305]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.470938][  T305]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.471073][  T305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.471207][  T305]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.471339][  T305]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.471472][  T305]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.471612][  T305]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.471743][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.471884][  T305]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   15.472017][  T305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.472148][  T305]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.472281][  T305]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.472412][  T305]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.472545][  T305]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.472686][  T305]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.472825][  T305]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.472958][  T305]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.473091][  T305]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.473223][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.473356][  T305]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.473489][  T305]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.473628][  T305]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.473769][  T305]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.473903][  T305]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.474034][  T305]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.474197][  T305]  ? move_addr_to_kernel (net/socket.c:258)
[   15.474332][  T305]  ___sys_sendmsg (net/socket.c:2752)
[   15.474464][  T305]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.474611][  T305]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.474789][  T305]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.474923][  T305]  __sys_sendmsg (net/socket.c:2784)
[   15.475055][  T305]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.475189][  T305]  ? 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)
[   15.475320][  T305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.475454][  T305]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.475585][  T305]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.475722][  T305]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.475862][  T305]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.476025][  T305] RIP: 0033:0x7f1b1523e08e
[   15.476161][  T305] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.476633][  T305] RSP: 002b:00007ffe6c79e4f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.476836][  T305] RAX: ffffffffffffffda RBX: 00007ffe6c79ec98 RCX: 00007f1b1523e08e
[   15.477033][  T305] RDX: 0000000000000000 RSI: 00007ffe6c79e5a0 RDI: 0000000000000005
[   15.477229][  T305] RBP: 00007ffe6c79e500 R08: 0000000000000000 R09: 0000000000000000
[   15.477425][  T305] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d31a
[   15.477626][  T305] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6c79ec60
| [   15.478953][  T305] ---[ end trace 0000000000000000 ]---
| [   15.558051][  T308] ------------[ cut here ]------------
| [   15.558211][  T308] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/308
| [   15.558707][  T308] Tainted: [W]=WARN
[   15.558815][  T308] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.558977][  T308] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.559146][  T308] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   15.559614][  T308] RSP: 0018:ffa0000000c57020 EFLAGS: 00010286
[   15.559783][  T308] RAX: 00000000ffffffa6 RBX: ff110000140c0740 RCX: 1ff400000018adca
[   15.559975][  T308] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000140c07f8
[   15.560167][  T308] RBP: ff11000007fdc000 R08: 1fe2200002818100 R09: ff1100000cedae58
[   15.560358][  T308] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   15.560551][  T308] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007fdcce1
[   15.560748][  T308] FS:  00007f144d4f6840(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   15.560984][  T308] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.561145][  T308] CR2: 0000000011cfc988 CR3: 000000001002c005 CR4: 0000000000771ef0
[   15.561339][  T308] PKRU: 55555554
[   15.561435][  T308] Call Trace:
[   15.561531][  T308]  <TASK>
[   15.561602][  T308]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.561732][  T308]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.561838][  T308]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.561967][  T308]  __dev_notify_flags (net/core/dev.c:9787)
[   15.562096][  T308]  ? netif_change_name (net/core/dev.c:1495)
[   15.562223][  T308]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.562353][  T308]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.562481][  T308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.562616][  T308]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   15.562745][  T308]  netif_change_flags (net/core/dev.c:9820)
[   15.562885][  T308]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.563014][  T308]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.563144][  T308]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.563303][  T308]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.563430][  T308]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.563558][  T308]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.563692][  T308]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.563833][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.563968][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.564099][  T308]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.564228][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.564357][  T308]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.564485][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.564619][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.564757][  T308]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.564896][  T308]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   15.565025][  T308]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.565159][  T308]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.565294][  T308]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.565429][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.565561][  T308]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.565698][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.565834][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.565969][  T308]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.566104][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.566234][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.566363][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.566495][  T308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.566635][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.566775][  T308]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.566911][  T308]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.567044][  T308]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.567180][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.567314][  T308]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   15.567448][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.567579][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.567720][  T308]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.567865][  T308]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.567998][  T308]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.568134][  T308]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.568268][  T308]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.568404][  T308]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.568536][  T308]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.568668][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.568804][  T308]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.568933][  T308]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.569063][  T308]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.569193][  T308]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.569321][  T308]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.569449][  T308]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.569613][  T308]  ? move_addr_to_kernel (net/socket.c:258)
[   15.569742][  T308]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.569880][  T308]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.570013][  T308]  ___sys_sendmsg (net/socket.c:2752)
[   15.570147][  T308]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.570313][  T308]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.570456][  T308]  __sys_sendmsg (net/socket.c:2784)
[   15.570610][  T308]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.570745][  T308]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.570922][  T308]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.571056][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.571194][  T308]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.571328][  T308]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.571460][  T308]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.571595][  T308]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.571763][  T308] RIP: 0033:0x7f144d73008e
[   15.571898][  T308] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.572366][  T308] RSP: 002b:00007fff829521e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.572565][  T308] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f144d73008e
[   15.572771][  T308] RDX: 0000000000000000 RSI: 00007fff82952290 RDI: 0000000000000005
[   15.572962][  T308] RBP: 00007fff829521f0 R08: 0000000000000000 R09: 0000000000000000
[   15.573162][  T308] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d31a
[   15.573361][  T308] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff82952960
| [   15.574677][  T308] ---[ end trace 0000000000000000 ]---
| [   15.657120][  T311] ------------[ cut here ]------------
| [   15.657287][  T311] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/311
| [   15.657802][  T311] Tainted: [W]=WARN
[   15.657900][  T311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.658061][  T311] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.658231][  T311] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   15.658694][  T311] RSP: 0018:ffa0000000c87020 EFLAGS: 00010286
[   15.658867][  T311] RAX: 00000000ffffffa6 RBX: ff11000009286c80 RCX: 1ff4000000190dca
[   15.659061][  T311] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009286d38
[   15.659251][  T311] RBP: ff11000010004000 R08: 1fe2200001250da8 R09: ff110000096e5158
[   15.659445][  T311] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   15.659647][  T311] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010004ce1
[   15.659859][  T311] FS:  00007fe205aa0840(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   15.660093][  T311] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.660263][  T311] CR2: 00007fe205d701a0 CR3: 000000000f307001 CR4: 0000000000771ef0
[   15.660462][  T311] PKRU: 55555554
[   15.660559][  T311] Call Trace:
[   15.660663][  T311]  <TASK>
[   15.660733][  T311]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.660875][  T311]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.660979][  T311]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.661114][  T311]  __dev_notify_flags (net/core/dev.c:9787)
[   15.661250][  T311]  ? netif_change_name (net/core/dev.c:1495)
[   15.661384][  T311]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.661520][  T311]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.661661][  T311]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.661806][  T311]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   15.661942][  T311]  netif_change_flags (net/core/dev.c:9820)
[   15.662080][  T311]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.662215][  T311]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.662348][  T311]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.662508][  T311]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.662643][  T311]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.662778][  T311]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.662906][  T311]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.663036][  T311]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.663166][  T311]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.663293][  T311]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.663425][  T311]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.663554][  T311]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.663687][  T311]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.663823][  T311]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.663951][  T311]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.664080][  T311]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   15.664210][  T311]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.664340][  T311]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.664470][  T311]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.664693][  T311]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.664832][  T311]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.664961][  T311]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.665089][  T311]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.665219][  T311]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.665350][  T311]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.665477][  T311]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.665670][  T311]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.665806][  T311]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.665937][  T311]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.666064][  T311]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.666192][  T311]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.666319][  T311]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.666445][  T311]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.666574][  T311]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   15.666767][  T311]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.666897][  T311]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.667027][  T311]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.667154][  T311]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.667282][  T311]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.667413][  T311]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.667542][  T311]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.667748][  T311]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.667887][  T311]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.668016][  T311]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.668144][  T311]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.668274][  T311]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.668403][  T311]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.668538][  T311]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.668748][  T311]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.668888][  T311]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.669048][  T311]  ? move_addr_to_kernel (net/socket.c:258)
[   15.669178][  T311]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.669306][  T311]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.669435][  T311]  ___sys_sendmsg (net/socket.c:2752)
[   15.669563][  T311]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.669843][  T311]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.669982][  T311]  __sys_sendmsg (net/socket.c:2784)
[   15.670110][  T311]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.670238][  T311]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.670398][  T311]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.670527][  T311]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.670756][  T311]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.670887][  T311]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.671015][  T311]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.671142][  T311]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.671301][  T311] RIP: 0033:0x7fe205cda08e
[   15.671433][  T311] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.671905][  T311] RSP: 002b:00007ffdd5b9c700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.672098][  T311] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe205cda08e
[   15.672290][  T311] RDX: 0000000000000000 RSI: 00007ffdd5b9c7b0 RDI: 0000000000000005
[   15.672481][  T311] RBP: 00007ffdd5b9c710 R08: 0000000000000000 R09: 0000000000000000
[   15.672678][  T311] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d31b
[   15.672878][  T311] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd5b9ce80
| [   15.674182][  T311] ---[ end trace 0000000000000000 ]---
| [   15.675512][   T39] ------------[ cut here ]------------
| [   15.675769][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/39
| [   15.676357][   T39] Tainted: [W]=WARN
[   15.676448][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.676691][   T39] Workqueue: events_unbound linkwatch_event
[   15.676860][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.677015][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   15.677701][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   15.677865][   T39] RAX: 00000000ffffffa6 RBX: ff1100001022c200 RCX: 1ff4000000057f02
[   15.678051][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001022c2b8
[   15.678235][   T39] RBP: ff11000010004000 R08: 1fe2200002045858 R09: ff11000001d951a8
[   15.678413][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   15.678596][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.678793][   T39] FS:  0000000000000000(0000) GS:ff110000a5b30000(0000) knlGS:0000000000000000
[   15.679005][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.679160][   T39] CR2: 00007fe2becc3574 CR3: 000000002d949004 CR4: 0000000000771ef0
[   15.679345][   T39] PKRU: 55555554
[   15.679437][   T39] Call Trace:
[   15.679529][   T39]  <TASK>
[   15.679639][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.679791][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.680007][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.680104][   T39]  netif_state_change (net/core/dev.c:1605)
[   15.680232][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.680392][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.680602][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.680729][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.680867][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.680994][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.681203][   T39]  process_one_work (kernel/workqueue.c:3314)
[   15.681334][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.681459][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.681596][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.681821][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.681946][   T39]  kthread (kernel/kthread.c:436)
[   15.682041][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.682197][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.682406][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.682533][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.682694][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.682828][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.683037][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.684407][   T39] ---[ end trace 0000000000000000 ]---
| [   15.685084][   T39] ------------[ cut here ]------------
| [   15.685219][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/39
| [   15.685747][   T39] Tainted: [W]=WARN
[   15.685848][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.685997][   T39] Workqueue: events_unbound linkwatch_event
[   15.686152][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.686309][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   15.686769][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   15.686922][   T39] RAX: 00000000ffffffa6 RBX: ff1100001022cac0 RCX: 1ff4000000057f02
[   15.687102][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001022cb78
[   15.687281][   T39] RBP: ff11000007fdc000 R08: 1fe2200002045970 R09: ff11000001d951a8
[   15.687473][   T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   15.687659][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.687854][   T39] FS:  0000000000000000(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   15.688065][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.688221][   T39] CR2: 0000555991c7cd5c CR3: 0000000002f8d004 CR4: 0000000000771ef0
[   15.688402][   T39] PKRU: 55555554
[   15.688492][   T39] Call Trace:
[   15.688582][   T39]  <TASK>
[   15.688651][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.688781][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.688901][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.688993][   T39]  netif_state_change (net/core/dev.c:1605)
[   15.689114][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.689265][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.689385][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.689507][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.689633][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.689761][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.689889][   T39]  process_one_work (kernel/workqueue.c:3314)
[   15.690014][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.690134][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.690266][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.690392][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.690511][   T39]  kthread (kernel/kthread.c:436)
[   15.690607][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.690767][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.690892][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.691012][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.691162][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.691282][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.691402][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.692560][   T39] ---[ end trace 0000000000000000 ]---
| [   15.721275][  T313] ------------[ cut here ]------------
| [   15.721444][  T313] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/313
| [   15.722736][  T313] Tainted: [W]=WARN
[   15.722848][  T313] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.723017][  T313] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.723193][  T313] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   15.723671][  T313] RSP: 0018:ffa0000000c06e20 EFLAGS: 00010286
[   15.723855][  T313] RAX: 00000000ffffffa6 RBX: ff11000009287c40 RCX: 1ff4000000180d8a
[   15.724056][  T313] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009287cf8
[   15.724255][  T313] RBP: ff11000019409000 R08: 1fe2200001250fa0 R09: ff1100000c36ae80
[   15.724459][  T313] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.724666][  T313] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a45bc08
[   15.724879][  T313] FS:  00007f0da08ee840(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   15.725115][  T313] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.725283][  T313] CR2: 000000000042ebe0 CR3: 0000000014397005 CR4: 0000000000771ef0
[   15.725484][  T313] PKRU: 55555554
[   15.725583][  T313] Call Trace:
[   15.725687][  T313]  <TASK>
[   15.725766][  T313]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.725906][  T313]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.726011][  T313]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   15.726180][  T313]  __dev_notify_flags (net/core/dev.c:9787)
[   15.726315][  T313]  ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3))
[   15.726449][  T313]  ? netif_change_name (net/core/dev.c:1495)
[   15.726583][  T313]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.726722][  T313]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.726864][  T313]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.726998][  T313]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   15.727132][  T313]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.727267][  T313]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.727402][  T313]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.727537][  T313]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.727678][  T313]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   15.727820][  T313]  veth_newlink (drivers/net/veth.c:1871)
[   15.727955][  T313]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   15.728088][  T313]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.728222][  T313]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.728355][  T313]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.728502][  T313]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   15.728641][  T313]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   15.728784][  T313]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.728918][  T313]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.729052][  T313]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.729189][  T313]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.729329][  T313]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.729463][  T313]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.729602][  T313]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.729741][  T313]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.729886][  T313]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.730021][  T313]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.730154][  T313]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.730287][  T313]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.730424][  T313]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.730559][  T313]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.730698][  T313]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.730837][  T313]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.730970][  T313]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.731101][  T313]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.731233][  T313]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   15.731368][  T313]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.731501][  T313]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.731640][  T313]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.731783][  T313]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.731917][  T313]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.732053][  T313]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.732215][  T313]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.732352][  T313]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.732487][  T313]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.732625][  T313]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.732771][  T313]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.732905][  T313]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.733040][  T313]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.733176][  T313]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.733311][  T313]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.733444][  T313]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.733615][  T313]  ? move_addr_to_kernel (net/socket.c:258)
[   15.733762][  T313]  ___sys_sendmsg (net/socket.c:2752)
[   15.733897][  T313]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.734033][  T313]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.734203][  T313]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.734339][  T313]  __sys_sendmsg (net/socket.c:2784)
[   15.734472][  T313]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.734614][  T313]  ? 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)
[   15.734748][  T313]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.734893][  T313]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.735026][  T313]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.735160][  T313]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.735294][  T313]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.735460][  T313] RIP: 0033:0x7f0da0b2808e
[   15.735604][  T313] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.736094][  T313] RSP: 002b:00007ffc99115360 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.736297][  T313] RAX: ffffffffffffffda RBX: 00007ffc99115b08 RCX: 00007f0da0b2808e
[   15.736499][  T313] RDX: 0000000000000000 RSI: 00007ffc99115410 RDI: 0000000000000005
[   15.736705][  T313] RBP: 00007ffc99115370 R08: 0000000000000000 R09: 0000000000000000
[   15.736912][  T313] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d31b
[   15.737111][  T313] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc99115ad0
| [   15.738464][  T313] ---[ end trace 0000000000000000 ]---
| [   15.744775][  T313] ------------[ cut here ]------------
| [   15.744932][  T313] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/313
| [   15.745430][  T313] Tainted: [W]=WARN
[   15.745531][  T313] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.745702][  T313] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.745887][  T313] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   15.746370][  T313] RSP: 0018:ffa0000000c071a0 EFLAGS: 00010286
[   15.746537][  T313] RAX: 00000000ffffffa6 RBX: ff1100000f0ceac0 RCX: 1ff4000000180dfa
[   15.746742][  T313] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f0ceb78
[   15.746950][  T313] RBP: ff1100001940c000 R08: 1fe2200001e19d70 R09: ff1100000c36ae80
[   15.747153][  T313] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   15.747350][  T313] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   15.747549][  T313] FS:  00007f0da08ee840(0000) GS:ff110000a5b30000(0000) knlGS:0000000000000000
[   15.747797][  T313] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.747971][  T313] CR2: 00005559a573d000 CR3: 0000000014397001 CR4: 0000000000771ef0
[   15.748176][  T313] PKRU: 55555554
[   15.748274][  T313] Call Trace:
[   15.748374][  T313]  <TASK>
[   15.748443][  T313]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.748577][  T313]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.748684][  T313]  __dev_notify_flags (net/core/dev.c:9787)
[   15.748830][  T313]  ? netif_change_name (net/core/dev.c:1495)
[   15.748969][  T313]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.749102][  T313]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.749240][  T313]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.749374][  T313]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   15.749508][  T313]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.749647][  T313]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.749794][  T313]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.749933][  T313]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.750069][  T313]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.750204][  T313]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.750337][  T313]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.750469][  T313]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.750607][  T313]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.750740][  T313]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.750881][  T313]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.751014][  T313]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.751146][  T313]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.751278][  T313]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.751410][  T313]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   15.751543][  T313]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.751680][  T313]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.751821][  T313]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.751953][  T313]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.752087][  T313]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.752223][  T313]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.752355][  T313]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.752487][  T313]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.752626][  T313]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.752767][  T313]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.752901][  T313]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.753033][  T313]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.753167][  T313]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.753301][  T313]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.753462][  T313]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.753602][  T313]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.753799][  T313]  ? move_addr_to_kernel (net/socket.c:258)
[   15.753942][  T313]  ___sys_sendmsg (net/socket.c:2752)
[   15.754075][  T313]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.754211][  T313]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.754402][  T313]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.754540][  T313]  __sys_sendmsg (net/socket.c:2784)
[   15.754678][  T313]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.754824][  T313]  ? 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)
[   15.754956][  T313]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.755090][  T313]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.755223][  T313]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.755357][  T313]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.755489][  T313]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.755659][  T313] RIP: 0033:0x7f0da0b2808e
[   15.755806][  T313] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.756295][  T313] RSP: 002b:00007ffc99115360 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.756502][  T313] RAX: ffffffffffffffda RBX: 00007ffc99115b08 RCX: 00007f0da0b2808e
[   15.756704][  T313] RDX: 0000000000000000 RSI: 00007ffc99115410 RDI: 0000000000000005
[   15.756910][  T313] RBP: 00007ffc99115370 R08: 0000000000000000 R09: 0000000000000000
[   15.757107][  T313] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d31b
[   15.757303][  T313] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc99115ad0
| [   15.758632][  T313] ---[ end trace 0000000000000000 ]---
| [   15.849451][  T316] ------------[ cut here ]------------
| [   15.849820][  T316] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/316
| [   15.850312][  T316] Tainted: [W]=WARN
[   15.850410][  T316] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.850572][  T316] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.850746][  T316] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   15.851219][  T316] RSP: 0018:ffa0000000ca7020 EFLAGS: 00010286
[   15.851383][  T316] RAX: 00000000ffffffa6 RBX: ff1100000f0ac200 RCX: 1ff4000000194dca
[   15.851575][  T316] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f0ac2b8
[   15.851783][  T316] RBP: ff1100001940c000 R08: 1fe2200001e15858 R09: ff1100000c122e58
[   15.851976][  T316] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   15.852172][  T316] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001940cce1
[   15.852367][  T316] FS:  00007f5e2bc11840(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   15.852601][  T316] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.852805][  T316] CR2: 00007f5e2bee11a0 CR3: 0000000019454003 CR4: 0000000000771ef0
[   15.853000][  T316] PKRU: 55555554
[   15.853096][  T316] Call Trace:
[   15.853193][  T316]  <TASK>
[   15.853261][  T316]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.853392][  T316]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.853492][  T316]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.853630][  T316]  __dev_notify_flags (net/core/dev.c:9787)
[   15.853769][  T316]  ? netif_change_name (net/core/dev.c:1495)
[   15.853898][  T316]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.854029][  T316]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.854159][  T316]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.854290][  T316]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   15.854422][  T316]  netif_change_flags (net/core/dev.c:9820)
[   15.854553][  T316]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.854693][  T316]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.854833][  T316]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.854996][  T316]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.855126][  T316]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.855255][  T316]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.855385][  T316]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.855518][  T316]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.855656][  T316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.855794][  T316]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.855925][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.856054][  T316]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.856184][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.856313][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.856442][  T316]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.856574][  T316]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   15.856712][  T316]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.856850][  T316]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.856980][  T316]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.857111][  T316]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.857244][  T316]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.857374][  T316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.857502][  T316]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.857635][  T316]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.857774][  T316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.857903][  T316]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.858032][  T316]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.858161][  T316]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.858290][  T316]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.858419][  T316]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.858549][  T316]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.858684][  T316]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.858823][  T316]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.858953][  T316]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   15.859089][  T316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.859218][  T316]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.859348][  T316]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.859477][  T316]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.859612][  T316]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.859746][  T316]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.859884][  T316]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.860015][  T316]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.860145][  T316]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.860275][  T316]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.860406][  T316]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.860535][  T316]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.860669][  T316]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.860856][  T316]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.860986][  T316]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.861115][  T316]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.861275][  T316]  ? move_addr_to_kernel (net/socket.c:258)
[   15.861406][  T316]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.861536][  T316]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.861671][  T316]  ___sys_sendmsg (net/socket.c:2752)
[   15.861810][  T316]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.861971][  T316]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.862111][  T316]  __sys_sendmsg (net/socket.c:2784)
[   15.862240][  T316]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.862369][  T316]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.862530][  T316]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.862664][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.862804][  T316]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.862933][  T316]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.863062][  T316]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.863191][  T316]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.863351][  T316] RIP: 0033:0x7f5e2be4b08e
[   15.863485][  T316] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.863957][  T316] RSP: 002b:00007ffce43b9b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.864151][  T316] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5e2be4b08e
[   15.864343][  T316] RDX: 0000000000000000 RSI: 00007ffce43b9be0 RDI: 0000000000000005
[   15.864537][  T316] RBP: 00007ffce43b9b40 R08: 0000000000000000 R09: 0000000000000000
[   15.864736][  T316] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d31b
[   15.864938][  T316] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce43ba2b0
| [   15.866235][  T316] ---[ end trace 0000000000000000 ]---
| [   15.937942][  T319] ------------[ cut here ]------------
| [   15.938142][  T319] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/319
| [   15.939236][  T319] Tainted: [W]=WARN
[   15.939383][  T319] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.939609][  T319] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.939847][  T319] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   15.940360][  T319] RSP: 0018:ffa0000000cb7020 EFLAGS: 00010286
[   15.940570][  T319] RAX: 00000000ffffffa6 RBX: ff11000010158580 RCX: 1ff4000000196dca
[   15.940841][  T319] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010158638
[   15.941082][  T319] RBP: ff11000019409000 R08: 1fe220000202b0c8 R09: ff1100000b9dae58
[   15.941319][  T319] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   15.941561][  T319] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019409ce1
[   15.941840][  T319] FS:  00007f012ffc4840(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   15.942116][  T319] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.942329][  T319] CR2: 000000001fd33988 CR3: 00000000101dd002 CR4: 0000000000771ef0
[   15.942567][  T319] PKRU: 55555554
[   15.942722][  T319] Call Trace:
[   15.942886][  T319]  <TASK>
[   15.943001][  T319]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.943179][  T319]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.943325][  T319]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.943500][  T319]  __dev_notify_flags (net/core/dev.c:9787)
[   15.943770][  T319]  ? netif_change_name (net/core/dev.c:1495)
[   15.944017][  T319]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.944334][  T319]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.944573][  T319]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.944844][  T319]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   15.945024][  T319]  netif_change_flags (net/core/dev.c:9820)
[   15.945204][  T319]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.945385][  T319]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.945561][  T319]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.945798][  T319]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.945977][  T319]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.946156][  T319]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.946331][  T319]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.946512][  T319]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.946704][  T319]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.946899][  T319]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.947077][  T319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.947256][  T319]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.947435][  T319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.947626][  T319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.947819][  T319]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.947999][  T319]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   15.948175][  T319]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.948352][  T319]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.948530][  T319]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.948722][  T319]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.948914][  T319]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.949093][  T319]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.949269][  T319]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.949446][  T319]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.949638][  T319]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.949833][  T319]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.950011][  T319]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.950187][  T319]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.950365][  T319]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.950541][  T319]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.950735][  T319]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.950925][  T319]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.951100][  T319]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.951275][  T319]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   15.951454][  T319]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.951639][  T319]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.951836][  T319]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.952013][  T319]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.952192][  T319]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.952371][  T319]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.952546][  T319]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.952738][  T319]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.952932][  T319]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.953111][  T319]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.953289][  T319]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.953469][  T319]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.953660][  T319]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.953855][  T319]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.954032][  T319]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.954209][  T319]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.954417][  T319]  ? move_addr_to_kernel (net/socket.c:258)
[   15.954609][  T319]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.954803][  T319]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.954983][  T319]  ___sys_sendmsg (net/socket.c:2752)
[   15.955158][  T319]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.955366][  T319]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.955551][  T319]  __sys_sendmsg (net/socket.c:2784)
[   15.955739][  T319]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.955931][  T319]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.956141][  T319]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.956320][  T319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.956498][  T319]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.956688][  T319]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.956878][  T319]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.957057][  T319]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.957263][  T319] RIP: 0033:0x7f01301fe08e
[   15.957444][  T319] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.957978][  T319] RSP: 002b:00007ffe65621f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.958219][  T319] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f01301fe08e
[   15.958457][  T319] RDX: 0000000000000000 RSI: 00007ffe65622020 RDI: 0000000000000005
[   15.958712][  T319] RBP: 00007ffe65621f80 R08: 0000000000000000 R09: 0000000000000000
[   15.958969][  T319] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d31b
[   15.959209][  T319] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe656226f0
| [   15.960875][  T319] ---[ end trace 0000000000000000 ]---
| [   15.962213][   T38] ------------[ cut here ]------------
| [   15.962344][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/38
| [   15.962879][   T38] Tainted: [W]=WARN
[   15.962970][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.963121][   T38] Workqueue: events_unbound linkwatch_event
[   15.963277][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.963434][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   15.963882][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   15.964033][   T38] RAX: 00000000ffffffa6 RBX: ff11000010156900 RCX: 1ff4000000055f02
[   15.964211][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000101569b8
[   15.964391][   T38] RBP: ff11000019409000 R08: 1fe220000202ad38 R09: ff11000001d92ea8
[   15.964567][   T38] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   15.964764][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.964944][   T38] FS:  0000000000000000(0000) GS:ff110000a5b30000(0000) knlGS:0000000000000000
[   15.965152][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.965304][   T38] CR2: 0000555991b2b130 CR3: 000000002d949004 CR4: 0000000000771ef0
[   15.965484][   T38] PKRU: 55555554
[   15.965573][   T38] Call Trace:
[   15.965670][   T38]  <TASK>
[   15.965733][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.965859][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.965984][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.966078][   T38]  netif_state_change (net/core/dev.c:1605)
[   15.966198][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.966350][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.966469][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.966594][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.966716][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.966842][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.966963][   T38]  process_one_work (kernel/workqueue.c:3314)
[   15.967087][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.967206][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.967330][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.967453][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.967574][   T38]  kthread (kernel/kthread.c:436)
[   15.967672][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.967827][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.967946][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.968067][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.968217][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.968337][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.968457][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.969616][   T38] ---[ end trace 0000000000000000 ]---
| [   15.970970][   T38] ------------[ cut here ]------------
| [   15.971131][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/38
| [   15.971675][   T38] Tainted: [W]=WARN
[   15.971772][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.971925][   T38] Workqueue: events_unbound linkwatch_event
[   15.972079][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.972233][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   15.972680][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   15.972842][   T38] RAX: 00000000ffffffa6 RBX: ff110000027f5c40 RCX: 1ff4000000055f02
[   15.973021][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000027f5cf8
[   15.973201][   T38] RBP: ff1100001940c000 R08: 1fe22000004feba0 R09: ff11000001d92ea8
[   15.973379][   T38] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   15.973597][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.973796][   T38] FS:  0000000000000000(0000) GS:ff110000a5b30000(0000) knlGS:0000000000000000
[   15.974005][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.974155][   T38] CR2: 0000555991b2b130 CR3: 000000002d949004 CR4: 0000000000771ef0
[   15.974333][   T38] PKRU: 55555554
[   15.974424][   T38] Call Trace:
[   15.974512][   T38]  <TASK>
[   15.974574][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.974702][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.974847][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.974938][   T38]  netif_state_change (net/core/dev.c:1605)
[   15.975060][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.975210][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.975340][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.975460][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.975582][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.975708][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.975839][   T38]  process_one_work (kernel/workqueue.c:3314)
[   15.975965][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.976084][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.976209][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.976386][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.976526][   T38]  kthread (kernel/kthread.c:436)
[   15.976629][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.976794][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.976916][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.977037][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.977187][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.977307][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.977428][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.978649][   T38] ---[ end trace 0000000000000000 ]---
| [   16.030144][  T320] ------------[ cut here ]------------
| [   16.030305][  T320] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ovpn-cli/320
| [   16.030871][  T320] Tainted: [W]=WARN
[   16.030971][  T320] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.031138][  T320] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.031310][  T320] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   16.031796][  T320] RSP: 0018:ffa0000000cc71a0 EFLAGS: 00010286
[   16.031964][  T320] RAX: 00000000ffffffa6 RBX: ff1100000925ee40 RCX: 1ff4000000198dfa
[   16.032169][  T320] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000925eef8
[   16.032366][  T320] RBP: ff11000008761000 R08: 1fe220000124bde0 R09: ff11000019460b80
[   16.032565][  T320] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   16.032776][  T320] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.032976][  T320] FS:  00007f265a3f5ec0(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   16.033207][  T320] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.033374][  T320] CR2: 00007f265a756004 CR3: 00000000194c5001 CR4: 0000000000771ef0
[   16.033573][  T320] PKRU: 55555554
[   16.033678][  T320] Call Trace:
[   16.033792][  T320]  <TASK>
[   16.033860][  T320]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.033995][  T320]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.034097][  T320]  ? 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))
[   16.034232][  T320]  __dev_notify_flags (net/core/dev.c:9787)
[   16.034364][  T320]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.034496][  T320]  ? netif_change_name (net/core/dev.c:1495)
[   16.034635][  T320]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   16.034778][  T320]  ? 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)
[   16.034912][  T320]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.035046][  T320]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.035180][  T320]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.035313][  T320]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.035446][  T320]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.035586][  T320]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.035728][  T320]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.035872][  T320]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.036006][  T320]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.036138][  T320]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.036275][  T320]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.036407][  T320]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.036538][  T320]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.036677][  T320]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.036818][  T320]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.036952][  T320]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.037087][  T320]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   16.037222][  T320]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.037354][  T320]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.037489][  T320]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.037698][  T320]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.037840][  T320]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.037977][  T320]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.038108][  T320]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.038243][  T320]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.038377][  T320]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.038510][  T320]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.038701][  T320]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.038931][  T320]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.039070][  T320]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.039205][  T320]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.039338][  T320]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.039472][  T320]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.039702][  T320]  ? move_addr_to_kernel (net/socket.c:258)
[   16.039851][  T320]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.039992][  T320]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.040157][  T320]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.040288][  T320]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.040455][  T320]  ___sys_sendmsg (net/socket.c:2752)
[   16.040683][  T320]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.040829][  T320]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.040970][  T320]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   16.041108][  T320]  ? do_getsockname (net/socket.c:2192)
[   16.041248][  T320]  __sys_sendmsg (net/socket.c:2784)
[   16.041380][  T320]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.041517][  T320]  ? __sys_getsockname (net/socket.c:2210)
[   16.041707][  T320]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.041851][  T320]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.041985][  T320]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.042119][  T320]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.042251][  T320]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.042418][  T320] RIP: 0033:0x7f265a4aa08e
[   16.042557][  T320] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.043077][  T320] RSP: 002b:00007fffa7420480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.043276][  T320] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f265a4aa08e
[   16.043476][  T320] RDX: 0000000000000000 RSI: 00007fffa7420500 RDI: 0000000000000005
[   16.043681][  T320] RBP: 00007fffa7420490 R08: 0000000000000000 R09: 0000000000000000
[   16.043890][  T320] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffa7424c28
[   16.044086][  T320] R13: 0000000000000004 R14: 00007f265a796000 R15: 000000000040bda8
| [   16.045418][  T320] ---[ end trace 0000000000000000 ]---
| [   16.093866][  T322] ------------[ cut here ]------------
| [   16.094046][  T322] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/322
| [   16.094547][  T322] Tainted: [W]=WARN
[   16.094653][  T322] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.094828][  T322] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.094998][  T322] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   16.095458][  T322] RSP: 0018:ffa0000000ce7020 EFLAGS: 00010286
[   16.095711][  T322] RAX: 00000000ffffffa6 RBX: ff110000103eec80 RCX: 1ff400000019cdca
[   16.095917][  T322] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000103eed38
[   16.096116][  T322] RBP: ff11000008761000 R08: 1fe220000207dda8 R09: ff1100001950ae58
[   16.096386][  T322] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   16.096584][  T322] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008761ce1
[   16.096888][  T322] FS:  00007f2271eda840(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   16.097116][  T322] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.097285][  T322] CR2: 0000000003721988 CR3: 0000000019487004 CR4: 0000000000771ef0
[   16.097485][  T322] PKRU: 55555554
[   16.097581][  T322] Call Trace:
[   16.097762][  T322]  <TASK>
[   16.097831][  T322]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.097963][  T322]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.098066][  T322]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.098199][  T322]  __dev_notify_flags (net/core/dev.c:9787)
[   16.098332][  T322]  ? netif_change_name (net/core/dev.c:1495)
[   16.098461][  T322]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.098670][  T322]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   16.098810][  T322]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.098940][  T322]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   16.099072][  T322]  netif_change_flags (net/core/dev.c:9820)
[   16.099202][  T322]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.099332][  T322]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.099463][  T322]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.099710][  T322]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.099849][  T322]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.099979][  T322]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.100106][  T322]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.100237][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.100367][  T322]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.100496][  T322]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.100713][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.100852][  T322]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.100981][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.101109][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.101239][  T322]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.101370][  T322]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   16.101499][  T322]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.101645][  T322]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.101787][  T322]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.101919][  T322]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.102051][  T322]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.102181][  T322]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.102310][  T322]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.102440][  T322]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.102570][  T322]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.102705][  T322]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.102846][  T322]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.102975][  T322]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.103105][  T322]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.103236][  T322]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.103365][  T322]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.103495][  T322]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.103631][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.103767][  T322]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   16.103898][  T322]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.104028][  T322]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.104159][  T322]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.104288][  T322]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.104418][  T322]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.104550][  T322]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.104688][  T322]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.104829][  T322]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.104961][  T322]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.105092][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.105221][  T322]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.105352][  T322]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.105482][  T322]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.105620][  T322]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.105757][  T322]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.105891][  T322]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.106053][  T322]  ? move_addr_to_kernel (net/socket.c:258)
[   16.106185][  T322]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.106316][  T322]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.106449][  T322]  ___sys_sendmsg (net/socket.c:2752)
[   16.106580][  T322]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.106748][  T322]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.106898][  T322]  __sys_sendmsg (net/socket.c:2784)
[   16.107029][  T322]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.107158][  T322]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.107322][  T322]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.107453][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.107585][  T322]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.107721][  T322]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.107861][  T322]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.107992][  T322]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.108154][  T322] RIP: 0033:0x7f227211408e
[   16.108291][  T322] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.108769][  T322] RSP: 002b:00007ffc2f3e2eb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.108967][  T322] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f227211408e
[   16.109162][  T322] RDX: 0000000000000000 RSI: 00007ffc2f3e2f60 RDI: 0000000000000005
[   16.109358][  T322] RBP: 00007ffc2f3e2ec0 R08: 0000000000000000 R09: 0000000000000000
[   16.109555][  T322] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d31b
[   16.109765][  T322] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2f3e3630
| [   16.111083][  T322] ---[ end trace 0000000000000000 ]---
| [   16.194290][  T326] ------------[ cut here ]------------
| [   16.194470][  T326] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ovpn-cli/326
| [   16.195524][  T326] Tainted: [W]=WARN
[   16.195631][  T326] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.195820][  T326] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.195994][  T326] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   16.196520][  T326] RSP: 0018:ffa0000000d071a0 EFLAGS: 00010286
[   16.196707][  T326] RAX: 00000000ffffffa6 RBX: ff110000102e5a80 RCX: 1ff40000001a0dfa
[   16.196916][  T326] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000102e5b38
[   16.197116][  T326] RBP: ff11000008681000 R08: 1fe220000205cb68 R09: ff1100000d42d180
[   16.197318][  T326] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   16.197540][  T326] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.197749][  T326] FS:  00007f049f17aec0(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   16.197994][  T326] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.198162][  T326] CR2: 00007f049f4db004 CR3: 000000000f163002 CR4: 0000000000771ef0
[   16.198363][  T326] PKRU: 55555554
[   16.198484][  T326] Call Trace:
[   16.198604][  T326]  <TASK>
[   16.198674][  T326]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.198843][  T326]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.198946][  T326]  ? 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))
[   16.199083][  T326]  __dev_notify_flags (net/core/dev.c:9787)
[   16.199219][  T326]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.199353][  T326]  ? netif_change_name (net/core/dev.c:1495)
[   16.199492][  T326]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   16.199637][  T326]  ? 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)
[   16.199785][  T326]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.199919][  T326]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   16.200055][  T326]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.200191][  T326]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.200342][  T326]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.200489][  T326]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.200635][  T326]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.200780][  T326]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.200922][  T326]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.201058][  T326]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.201191][  T326]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.201329][  T326]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.201469][  T326]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.201606][  T326]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.201738][  T326]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.201880][  T326]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.202015][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.202151][  T326]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   16.202288][  T326]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.202446][  T326]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.202583][  T326]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.202721][  T326]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.202865][  T326]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.203002][  T326]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.203136][  T326]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.203271][  T326]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.203406][  T326]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.203539][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.203678][  T326]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.203820][  T326]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.203954][  T326]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.204089][  T326]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.204221][  T326]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.204355][  T326]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.204519][  T326]  ? move_addr_to_kernel (net/socket.c:258)
[   16.204656][  T326]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.204799][  T326]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.204967][  T326]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.205104][  T326]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.205277][  T326]  ___sys_sendmsg (net/socket.c:2752)
[   16.205415][  T326]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.205552][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.205703][  T326]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   16.205844][  T326]  ? do_getsockname (net/socket.c:2192)
[   16.205977][  T326]  __sys_sendmsg (net/socket.c:2784)
[   16.206108][  T326]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.206243][  T326]  ? __sys_getsockname (net/socket.c:2210)
[   16.206376][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.206510][  T326]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.206647][  T326]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.206788][  T326]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.206921][  T326]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.207084][  T326] RIP: 0033:0x7f049f22f08e
[   16.207223][  T326] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.207700][  T326] RSP: 002b:00007fffcbdd7ee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.207923][  T326] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f049f22f08e
[   16.208122][  T326] RDX: 0000000000000000 RSI: 00007fffcbdd7f60 RDI: 0000000000000005
[   16.208321][  T326] RBP: 00007fffcbdd7ef0 R08: 0000000000000000 R09: 0000000000000000
[   16.208519][  T326] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffcbddc688
[   16.208723][  T326] R13: 0000000000000004 R14: 00007f049f51b000 R15: 000000000040bda8
| [   16.210062][  T326] ---[ end trace 0000000000000000 ]---
| [   16.352239][  T333] ------------[ cut here ]------------
| [   16.352456][  T333] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/333
| [   16.353095][  T333] Tainted: [W]=WARN
[   16.353241][  T333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.353449][  T333] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.353674][  T333] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   16.354197][  T333] RSP: 0018:ffa0000000d47020 EFLAGS: 00010286
[   16.354409][  T333] RAX: 00000000ffffffa6 RBX: ff1100000925e3c0 RCX: 1ff40000001a8dca
[   16.354870][  T333] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000925e478
[   16.355109][  T333] RBP: ff11000008681000 R08: 1fe220000124bc90 R09: ff1100000f3ad158
[   16.355347][  T333] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   16.355602][  T333] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008681ce1
[   16.355862][  T333] FS:  00007f8597904840(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   16.356134][  T333] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.356343][  T333] CR2: 000000002c206988 CR3: 000000001412e002 CR4: 0000000000771ef0
[   16.356583][  T333] PKRU: 55555554
[   16.356739][  T333] Call Trace:
[   16.356901][  T333]  <TASK>
[   16.357015][  T333]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.357194][  T333]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.357341][  T333]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.357518][  T333]  __dev_notify_flags (net/core/dev.c:9787)
[   16.357707][  T333]  ? netif_change_name (net/core/dev.c:1495)
[   16.357907][  T333]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.358086][  T333]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   16.358262][  T333]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.358441][  T333]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   16.358632][  T333]  netif_change_flags (net/core/dev.c:9820)
[   16.358829][  T333]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.359012][  T333]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.359191][  T333]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.359400][  T333]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.359577][  T333]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.359778][  T333]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.359961][  T333]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.360140][  T333]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.360319][  T333]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.360497][  T333]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.360688][  T333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.360887][  T333]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.361068][  T333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.361242][  T333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.361419][  T333]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.361611][  T333]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   16.361806][  T333]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.361986][  T333]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.362166][  T333]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.362346][  T333]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.362524][  T333]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.362717][  T333]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.362909][  T333]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.363086][  T333]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.363266][  T333]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.363441][  T333]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.363630][  T333]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.363824][  T333]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.364004][  T333]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.364181][  T333]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.364358][  T333]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.364535][  T333]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.364724][  T333]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.364915][  T333]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   16.365096][  T333]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.365271][  T333]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.365448][  T333]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.365636][  T333]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.365829][  T333]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.366007][  T333]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.366182][  T333]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.366362][  T333]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.366538][  T333]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.366726][  T333]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.366916][  T333]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.367095][  T333]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.367273][  T333]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.367452][  T333]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.367642][  T333]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.367842][  T333]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.368049][  T333]  ? move_addr_to_kernel (net/socket.c:258)
[   16.368226][  T333]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.368405][  T333]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.368600][  T333]  ___sys_sendmsg (net/socket.c:2752)
[   16.368787][  T333]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.369001][  T333]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.369187][  T333]  __sys_sendmsg (net/socket.c:2784)
[   16.369362][  T333]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.369536][  T333]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.369768][  T333]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.369950][  T333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.370126][  T333]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.370301][  T333]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.370479][  T333]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.370668][  T333]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.370893][  T333] RIP: 0033:0x7f8597b3e08e
[   16.371074][  T333] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.371580][  T333] RSP: 002b:00007ffc9a86d550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.371853][  T333] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8597b3e08e
[   16.372094][  T333] RDX: 0000000000000000 RSI: 00007ffc9a86d600 RDI: 0000000000000005
[   16.372334][  T333] RBP: 00007ffc9a86d560 R08: 0000000000000000 R09: 0000000000000000
[   16.372577][  T333] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d31b
[   16.372849][  T333] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9a86dcd0
| [   16.374494][  T333] ---[ end trace 0000000000000000 ]---
| [   16.443818][  T337] ------------[ cut here ]------------
| [   16.443995][  T337] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ovpn-cli/337
| [   16.444528][  T337] Tainted: [W]=WARN
[   16.444636][  T337] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.444812][  T337] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.444984][  T337] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   16.445454][  T337] RSP: 0018:ffa0000000d771a0 EFLAGS: 00010286
[   16.445627][  T337] RAX: 00000000ffffffa6 RBX: ff1100000cdaa580 RCX: 1ff40000001aedfa
[   16.445835][  T337] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdaa638
[   16.446034][  T337] RBP: ff11000008869000 R08: 1fe22000019b54c8 R09: ff11000002fed180
[   16.446235][  T337] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   16.446440][  T337] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.446651][  T337] FS:  00007fd58f475ec0(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   16.446899][  T337] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.447071][  T337] CR2: 00007fd58f7d6004 CR3: 00000000197f3003 CR4: 0000000000771ef0
[   16.447273][  T337] PKRU: 55555554
[   16.447372][  T337] Call Trace:
[   16.447471][  T337]  <TASK>
[   16.447540][  T337]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.447679][  T337]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.447787][  T337]  ? 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))
[   16.447921][  T337]  __dev_notify_flags (net/core/dev.c:9787)
[   16.448054][  T337]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.448186][  T337]  ? netif_change_name (net/core/dev.c:1495)
[   16.448319][  T337]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   16.448451][  T337]  ? 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)
[   16.448584][  T337]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.448724][  T337]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   16.448868][  T337]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.449005][  T337]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.449139][  T337]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.449275][  T337]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.449412][  T337]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.449551][  T337]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.449691][  T337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.449835][  T337]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.449968][  T337]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.450107][  T337]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.450243][  T337]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.450378][  T337]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.450512][  T337]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.450652][  T337]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.450798][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.450935][  T337]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   16.451072][  T337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.451208][  T337]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.451344][  T337]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.451475][  T337]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.451612][  T337]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.451747][  T337]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.451888][  T337]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.452021][  T337]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.452156][  T337]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.452290][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.452424][  T337]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.452563][  T337]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.452704][  T337]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.452855][  T337]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.452992][  T337]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.453128][  T337]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.453294][  T337]  ? move_addr_to_kernel (net/socket.c:258)
[   16.453425][  T337]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.453561][  T337]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.453737][  T337]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.453879][  T337]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.454063][  T337]  ___sys_sendmsg (net/socket.c:2752)
[   16.454199][  T337]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.454336][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.454478][  T337]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   16.454619][  T337]  ? do_getsockname (net/socket.c:2192)
[   16.454765][  T337]  __sys_sendmsg (net/socket.c:2784)
[   16.454899][  T337]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.455033][  T337]  ? __sys_getsockname (net/socket.c:2210)
[   16.455164][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.455298][  T337]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.455430][  T337]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.455562][  T337]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.455701][  T337]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.455880][  T337] RIP: 0033:0x7fd58f52a08e
[   16.456020][  T337] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.456504][  T337] RSP: 002b:00007fffed6e1ed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.456715][  T337] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd58f52a08e
[   16.456926][  T337] RDX: 0000000000000000 RSI: 00007fffed6e1f50 RDI: 0000000000000005
[   16.457129][  T337] RBP: 00007fffed6e1ee0 R08: 0000000000000000 R09: 0000000000000000
[   16.457331][  T337] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffed6e6678
[   16.457532][  T337] R13: 0000000000000004 R14: 00007fd58f816000 R15: 000000000040bda8
| [   16.458902][  T337] ---[ end trace 0000000000000000 ]---
| [   16.507110][  T339] ------------[ cut here ]------------
| [   16.507271][  T339] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/339
| [   16.507783][  T339] Tainted: [W]=WARN
[   16.507883][  T339] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.508046][  T339] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.508216][  T339] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   16.508686][  T339] RSP: 0018:ffa0000000d97020 EFLAGS: 00010286
[   16.508859][  T339] RAX: 00000000ffffffa6 RBX: ff1100000cdab380 RCX: 1ff40000001b2dca
[   16.509054][  T339] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdab438
[   16.509248][  T339] RBP: ff11000008869000 R08: 1fe22000019b5688 R09: ff11000019590b58
[   16.509440][  T339] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   16.509637][  T339] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008869ce1
[   16.509838][  T339] FS:  00007f01e3aa6840(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   16.510066][  T339] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.510231][  T339] CR2: 0000000017360988 CR3: 0000000019807005 CR4: 0000000000771ef0
[   16.510428][  T339] PKRU: 55555554
[   16.510526][  T339] Call Trace:
[   16.510629][  T339]  <TASK>
[   16.510696][  T339]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.510838][  T339]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.510938][  T339]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.511069][  T339]  __dev_notify_flags (net/core/dev.c:9787)
[   16.511201][  T339]  ? netif_change_name (net/core/dev.c:1495)
[   16.511333][  T339]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.511465][  T339]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   16.512229][  T339]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.512362][  T339]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   16.512496][  T339]  netif_change_flags (net/core/dev.c:9820)
[   16.512633][  T339]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.512773][  T339]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.512904][  T339]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.513069][  T339]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.513201][  T339]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.513331][  T339]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.513462][  T339]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.513599][  T339]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.513731][  T339]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.513866][  T339]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.513999][  T339]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.514129][  T339]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.514258][  T339]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.514388][  T339]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.514518][  T339]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.514659][  T339]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   16.514796][  T339]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.514928][  T339]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.515060][  T339]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.515193][  T339]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.515328][  T339]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.515459][  T339]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.515596][  T339]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.515728][  T339]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.515867][  T339]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.515998][  T339]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.516131][  T339]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.516262][  T339]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.516392][  T339]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.516522][  T339]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.516660][  T339]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.516801][  T339]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.516931][  T339]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.517063][  T339]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   16.517195][  T339]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.517325][  T339]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.517455][  T339]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.517587][  T339]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.517723][  T339]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.517864][  T339]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.517995][  T339]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.518129][  T339]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.518260][  T339]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.518391][  T339]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.518522][  T339]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.518660][  T339]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.518801][  T339]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.518934][  T339]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.519064][  T339]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.519193][  T339]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.519354][  T339]  ? move_addr_to_kernel (net/socket.c:258)
[   16.519485][  T339]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.519620][  T339]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.519758][  T339]  ___sys_sendmsg (net/socket.c:2752)
[   16.519890][  T339]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.520052][  T339]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.520193][  T339]  __sys_sendmsg (net/socket.c:2784)
[   16.520322][  T339]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.520452][  T339]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.520623][  T339]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.520762][  T339]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.520895][  T339]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.521025][  T339]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.521155][  T339]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.521285][  T339]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.521446][  T339] RIP: 0033:0x7f01e3ce008e
[   16.521582][  T339] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.522060][  T339] RSP: 002b:00007ffefcfa9b60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.522255][  T339] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f01e3ce008e
[   16.522449][  T339] RDX: 0000000000000000 RSI: 00007ffefcfa9c10 RDI: 0000000000000005
[   16.522649][  T339] RBP: 00007ffefcfa9b70 R08: 0000000000000000 R09: 0000000000000000
[   16.522851][  T339] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d31b
[   16.523044][  T339] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefcfaa2e0
| [   16.524337][  T339] ---[ end trace 0000000000000000 ]---
| [   16.604513][  T343] ------------[ cut here ]------------
| [   16.604697][  T343] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ovpn-cli/343
| [   16.605254][  T343] Tainted: [W]=WARN
[   16.605354][  T343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.605520][  T343] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.605697][  T343] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   16.606188][  T343] RSP: 0018:ffa0000000dc71a0 EFLAGS: 00010286
[   16.606364][  T343] RAX: 00000000ffffffa6 RBX: ff110000140c1380 RCX: 1ff40000001b8dfa
[   16.606569][  T343] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000140c1438
[   16.606792][  T343] RBP: ff1100001965c000 R08: 1fe2200002818288 R09: ff11000019830b80
[   16.606997][  T343] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   16.607200][  T343] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.607398][  T343] FS:  00007f38fd8f8ec0(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   16.607634][  T343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.607808][  T343] CR2: 00007f38fdc59004 CR3: 000000000f1e9005 CR4: 0000000000771ef0
[   16.608006][  T343] PKRU: 55555554
[   16.608104][  T343] Call Trace:
[   16.608204][  T343]  <TASK>
[   16.608271][  T343]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.608405][  T343]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.608506][  T343]  ? 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))
[   16.608652][  T343]  __dev_notify_flags (net/core/dev.c:9787)
[   16.608800][  T343]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.608937][  T343]  ? netif_change_name (net/core/dev.c:1495)
[   16.609076][  T343]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   16.609213][  T343]  ? 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)
[   16.609346][  T343]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.609477][  T343]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   16.610166][  T343]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.610304][  T343]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.610436][  T343]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.610571][  T343]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.610805][  T343]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.610941][  T343]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.611075][  T343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.611207][  T343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.611337][  T343]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.611471][  T343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.611658][  T343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.611800][  T343]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.611933][  T343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.612063][  T343]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.612193][  T343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.612401][  T343]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   16.612534][  T343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.612725][  T343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.612866][  T343]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.612997][  T343]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.613129][  T343]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.613265][  T343]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.613395][  T343]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.613528][  T343]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.613667][  T343]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.613805][  T343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.613939][  T343]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.614071][  T343]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.614205][  T343]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.614338][  T343]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.614470][  T343]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.614604][  T343]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.614771][  T343]  ? move_addr_to_kernel (net/socket.c:258)
[   16.614900][  T343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.615032][  T343]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.615198][  T343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.615329][  T343]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.615493][  T343]  ___sys_sendmsg (net/socket.c:2752)
[   16.615632][  T343]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.615771][  T343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.615908][  T343]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   16.616038][  T343]  ? do_getsockname (net/socket.c:2192)
[   16.616172][  T343]  __sys_sendmsg (net/socket.c:2784)
[   16.616303][  T343]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.616438][  T343]  ? __sys_getsockname (net/socket.c:2210)
[   16.616569][  T343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.616705][  T343]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.616846][  T343]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.616978][  T343]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.617109][  T343]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.617273][  T343] RIP: 0033:0x7f38fd9ad08e
[   16.617410][  T343] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.617890][  T343] RSP: 002b:00007ffcb71dcea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.618088][  T343] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f38fd9ad08e
[   16.618285][  T343] RDX: 0000000000000000 RSI: 00007ffcb71dcf20 RDI: 0000000000000005
[   16.618480][  T343] RBP: 00007ffcb71dceb0 R08: 0000000000000000 R09: 0000000000000000
[   16.618680][  T343] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcb71e1648
[   16.618885][  T343] R13: 0000000000000004 R14: 00007f38fdc99000 R15: 000000000040bda8
| [   16.620196][  T343] ---[ end trace 0000000000000000 ]---
| [   16.679224][  T345] ------------[ cut here ]------------
| [   16.679390][  T345] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/345
| [   16.679903][  T345] Tainted: [W]=WARN
[   16.680002][  T345] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.680163][  T345] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.680331][  T345] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   16.680808][  T345] RSP: 0018:ffa0000000de7020 EFLAGS: 00010286
[   16.680971][  T345] RAX: 00000000ffffffa6 RBX: ff110000092871c0 RCX: 1ff40000001bcdca
[   16.681165][  T345] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009287278
[   16.681359][  T345] RBP: ff1100001965c000 R08: 1fe2200001250e50 R09: ff11000019835158
[   16.681557][  T345] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   16.681907][  T345] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001965cce1
[   16.682115][  T345] FS:  00007fe312a07840(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   16.682341][  T345] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.682503][  T345] CR2: 000000001d54c988 CR3: 000000000bb0e003 CR4: 0000000000771ef0
[   16.682702][  T345] PKRU: 55555554
[   16.682805][  T345] Call Trace:
[   16.682907][  T345]  <TASK>
[   16.682974][  T345]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.683106][  T345]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.683205][  T345]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.683335][  T345]  __dev_notify_flags (net/core/dev.c:9787)
[   16.683466][  T345]  ? netif_change_name (net/core/dev.c:1495)
[   16.683604][  T345]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.683734][  T345]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   16.683869][  T345]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.684003][  T345]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   16.684135][  T345]  netif_change_flags (net/core/dev.c:9820)
[   16.684266][  T345]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.684397][  T345]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.684527][  T345]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.684790][  T345]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.684920][  T345]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.685048][  T345]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.685177][  T345]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.685307][  T345]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.685440][  T345]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.685568][  T345]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.685782][  T345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.685913][  T345]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.686042][  T345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.686250][  T345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.686387][  T345]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.686523][  T345]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   16.686760][  T345]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.686899][  T345]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.687036][  T345]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.687173][  T345]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.687309][  T345]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.687444][  T345]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.687575][  T345]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.687725][  T345]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.687869][  T345]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.687998][  T345]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.688128][  T345]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.688257][  T345]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.688387][  T345]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.688516][  T345]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.688651][  T345]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.688790][  T345]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.688919][  T345]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.689050][  T345]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   16.689181][  T345]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.689309][  T345]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.689439][  T345]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.689566][  T345]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.689707][  T345]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.689850][  T345]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.689978][  T345]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.690109][  T345]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.690239][  T345]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.690368][  T345]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.690498][  T345]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.690635][  T345]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.690771][  T345]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.690903][  T345]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.691037][  T345]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.691171][  T345]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.691335][  T345]  ? move_addr_to_kernel (net/socket.c:258)
[   16.691470][  T345]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.691607][  T345]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.691740][  T345]  ___sys_sendmsg (net/socket.c:2752)
[   16.691878][  T345]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.692038][  T345]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.692176][  T345]  __sys_sendmsg (net/socket.c:2784)
[   16.692305][  T345]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.692434][  T345]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.692601][  T345]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.692731][  T345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.692865][  T345]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.692994][  T345]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.693124][  T345]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.693253][  T345]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.693414][  T345] RIP: 0033:0x7fe312c4108e
[   16.693547][  T345] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.694017][  T345] RSP: 002b:00007fff879cf2a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.694212][  T345] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe312c4108e
[   16.694404][  T345] RDX: 0000000000000000 RSI: 00007fff879cf350 RDI: 0000000000000005
[   16.694602][  T345] RBP: 00007fff879cf2b0 R08: 0000000000000000 R09: 0000000000000000
[   16.694802][  T345] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d31c
[   16.694995][  T345] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff879cfa20
| [   16.696291][  T345] ---[ end trace 0000000000000000 ]---
| [   16.777324][  T349] ------------[ cut here ]------------
| [   16.777497][  T349] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ovpn-cli/349
| [   16.778048][  T349] Tainted: [W]=WARN
[   16.778147][  T349] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.778312][  T349] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.778483][  T349] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   16.778966][  T349] RSP: 0018:ffa0000000d671a0 EFLAGS: 00010286
[   16.779134][  T349] RAX: 00000000ffffffa6 RBX: ff110000103f11c0 RCX: 1ff40000001acdfa
[   16.779331][  T349] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000103f1278
[   16.779529][  T349] RBP: ff110000194e4000 R08: 1fe220000207e250 R09: ff1100000b9d8b80
[   16.779732][  T349] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   16.779940][  T349] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.780141][  T349] FS:  00007f997e6aeec0(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   16.780374][  T349] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.780542][  T349] CR2: 0000555991c7cd5c CR3: 000000001975c006 CR4: 0000000000771ef0
[   16.780750][  T349] PKRU: 55555554
[   16.780859][  T349] Call Trace:
[   16.780957][  T349]  <TASK>
[   16.781026][  T349]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.781162][  T349]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.781263][  T349]  ? 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))
[   16.781397][  T349]  __dev_notify_flags (net/core/dev.c:9787)
[   16.781530][  T349]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.781667][  T349]  ? netif_change_name (net/core/dev.c:1495)
[   16.781806][  T349]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   16.781942][  T349]  ? 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)
[   16.782077][  T349]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.782210][  T349]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   16.782346][  T349]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.782481][  T349]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.782620][  T349]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.782760][  T349]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.782901][  T349]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.783044][  T349]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.783185][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.783325][  T349]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.783457][  T349]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.783601][  T349]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.783738][  T349]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.783882][  T349]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.784020][  T349]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.784157][  T349]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.784296][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.784428][  T349]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   16.784562][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.784699][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.784838][  T349]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.784970][  T349]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.785104][  T349]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.785241][  T349]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.785374][  T349]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.785509][  T349]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.785652][  T349]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.785798][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.785957][  T349]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.786092][  T349]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.786224][  T349]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.786361][  T349]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.786497][  T349]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.786642][  T349]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.786817][  T349]  ? move_addr_to_kernel (net/socket.c:258)
[   16.786949][  T349]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.787083][  T349]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.787249][  T349]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.787382][  T349]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.787547][  T349]  ___sys_sendmsg (net/socket.c:2752)
[   16.787687][  T349]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.787830][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.787969][  T349]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   16.788100][  T349]  ? do_getsockname (net/socket.c:2192)
[   16.788234][  T349]  __sys_sendmsg (net/socket.c:2784)
[   16.788368][  T349]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.788505][  T349]  ? __sys_getsockname (net/socket.c:2210)
[   16.788648][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.788794][  T349]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.788924][  T349]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.789056][  T349]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.789189][  T349]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.789352][  T349] RIP: 0033:0x7f997e76308e
[   16.789489][  T349] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.789975][  T349] RSP: 002b:00007fffad6447d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.790173][  T349] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f997e76308e
[   16.790372][  T349] RDX: 0000000000000000 RSI: 00007fffad644850 RDI: 0000000000000005
[   16.790568][  T349] RBP: 00007fffad6447e0 R08: 0000000000000000 R09: 0000000000000000
[   16.790774][  T349] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffad648f78
[   16.790970][  T349] R13: 0000000000000004 R14: 00007f997ea4f000 R15: 000000000040bda8
| [   16.792308][  T349] ---[ end trace 0000000000000000 ]---
| [   16.848273][  T351] ------------[ cut here ]------------
| [   16.848440][  T351] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/351
| [   16.848971][  T351] Tainted: [W]=WARN
[   16.849072][  T351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.849240][  T351] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.849417][  T351] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   16.849913][  T351] RSP: 0018:ffa0000000e17020 EFLAGS: 00010286
[   16.850086][  T351] RAX: 00000000ffffffa6 RBX: ff1100000f09f380 RCX: 1ff40000001c2dca
[   16.850287][  T351] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f09f438
[   16.850487][  T351] RBP: ff110000194e4000 R08: 1fe2200001e13e88 R09: ff1100000ced8b58
[   16.851068][  T351] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   16.851271][  T351] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000194e4ce1
[   16.851475][  T351] FS:  00007f7e3c5f1840(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   16.851719][  T351] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.851900][  T351] CR2: 00007f7e3c8c11a0 CR3: 000000000a05f003 CR4: 0000000000771ef0
[   16.852104][  T351] PKRU: 55555554
[   16.852205][  T351] Call Trace:
[   16.852305][  T351]  <TASK>
[   16.852375][  T351]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.852510][  T351]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.852618][  T351]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.852760][  T351]  __dev_notify_flags (net/core/dev.c:9787)
[   16.852899][  T351]  ? netif_change_name (net/core/dev.c:1495)
[   16.853035][  T351]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.853169][  T351]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   16.853303][  T351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.853439][  T351]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   16.853577][  T351]  netif_change_flags (net/core/dev.c:9820)
[   16.853720][  T351]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.853865][  T351]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.854001][  T351]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.854169][  T351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.854305][  T351]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.854439][  T351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.854573][  T351]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.854716][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.854862][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.854996][  T351]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.855131][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.855266][  T351]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.855401][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.855535][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.855674][  T351]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.855823][  T351]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   16.855958][  T351]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.856093][  T351]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.856228][  T351]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.856364][  T351]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.856501][  T351]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.856641][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.856785][  T351]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.856918][  T351]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.857056][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.857192][  T351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.857327][  T351]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.857462][  T351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.857604][  T351]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.857742][  T351]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.857889][  T351]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.858024][  T351]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.858158][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.858293][  T351]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   16.858430][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.858564][  T351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.858701][  T351]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.858843][  T351]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.858979][  T351]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.859118][  T351]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.859252][  T351]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.859388][  T351]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.859524][  T351]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.859667][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.859814][  T351]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.859950][  T351]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.860086][  T351]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.860221][  T351]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.860357][  T351]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.860491][  T351]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.860665][  T351]  ? move_addr_to_kernel (net/socket.c:258)
[   16.860808][  T351]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.860946][  T351]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.861082][  T351]  ___sys_sendmsg (net/socket.c:2752)
[   16.861216][  T351]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.861384][  T351]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.861529][  T351]  __sys_sendmsg (net/socket.c:2784)
[   16.861672][  T351]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.861817][  T351]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.861988][  T351]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.862124][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.862259][  T351]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.862393][  T351]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.862528][  T351]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.862668][  T351]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.862846][  T351] RIP: 0033:0x7f7e3c82b08e
[   16.862987][  T351] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.863464][  T351] RSP: 002b:00007fffe087ab20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.863671][  T351] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7e3c82b08e
[   16.863882][  T351] RDX: 0000000000000000 RSI: 00007fffe087abd0 RDI: 0000000000000005
[   16.864080][  T351] RBP: 00007fffe087ab30 R08: 0000000000000000 R09: 0000000000000000
[   16.864281][  T351] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d31c
[   16.864482][  T351] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe087b2a0
| [   16.865847][  T351] ---[ end trace 0000000000000000 ]---
| [   16.942715][  T355] ------------[ cut here ]------------
| [   16.942923][  T355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ovpn-cli/355
| [   16.943564][  T355] Tainted: [W]=WARN
[   16.944430][  T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.944719][  T355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.944959][  T355] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   16.945488][  T355] RSP: 0018:ffa0000000e071a0 EFLAGS: 00010286
[   16.945721][  T355] RAX: 00000000ffffffa6 RBX: ff1100000f09e900 RCX: 1ff40000001c0dfa
[   16.945993][  T355] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f09e9b8
[   16.946244][  T355] RBP: ff1100000f2e1000 R08: 1fe2200001e13d38 R09: ff1100000d512e80
[   16.946495][  T355] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   16.946771][  T355] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.947031][  T355] FS:  00007ff3bd727ec0(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   16.947315][  T355] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.947533][  T355] CR2: 00007ff3bda88004 CR3: 00000000143b4001 CR4: 0000000000771ef0
[   16.947817][  T355] PKRU: 55555554
[   16.947968][  T355] Call Trace:
[   16.948116][  T355]  <TASK>
[   16.948234][  T355]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.948419][  T355]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.948571][  T355]  ? 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))
[   16.948777][  T355]  __dev_notify_flags (net/core/dev.c:9787)
[   16.948967][  T355]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.949153][  T355]  ? netif_change_name (net/core/dev.c:1495)
[   16.949338][  T355]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   16.949522][  T355]  ? 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)
[   16.949722][  T355]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.949919][  T355]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   16.950104][  T355]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.950287][  T355]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.950472][  T355]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.950669][  T355]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.950877][  T355]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.951069][  T355]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.951255][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.951439][  T355]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.951635][  T355]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.951842][  T355]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.952031][  T355]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.952217][  T355]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.952401][  T355]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.952584][  T355]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.952792][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.952979][  T355]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   16.953163][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.953345][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.953533][  T355]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.953746][  T355]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.953950][  T355]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.954137][  T355]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.954319][  T355]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.954503][  T355]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.954701][  T355]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.954906][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.955093][  T355]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.955278][  T355]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.955463][  T355]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.955661][  T355]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.955861][  T355]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.956044][  T355]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.956259][  T355]  ? move_addr_to_kernel (net/socket.c:258)
[   16.956445][  T355]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.956643][  T355]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.956879][  T355]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.957061][  T355]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.957281][  T355]  ___sys_sendmsg (net/socket.c:2752)
[   16.957466][  T355]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.957665][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.957872][  T355]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   16.958080][  T355]  ? do_getsockname (net/socket.c:2192)
[   16.958267][  T355]  __sys_sendmsg (net/socket.c:2784)
[   16.958453][  T355]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.958655][  T355]  ? __sys_getsockname (net/socket.c:2210)
[   16.958856][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.959042][  T355]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.959228][  T355]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.959412][  T355]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.959611][  T355]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.959845][  T355] RIP: 0033:0x7ff3bd7dc08e
[   16.960034][  T355] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.960559][  T355] RSP: 002b:00007fffee3a9bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.960840][  T355] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff3bd7dc08e
[   16.961092][  T355] RDX: 0000000000000000 RSI: 00007fffee3a9c70 RDI: 0000000000000005
[   16.961341][  T355] RBP: 00007fffee3a9c00 R08: 0000000000000000 R09: 0000000000000000
[   16.961607][  T355] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffee3ae398
[   16.961876][  T355] R13: 0000000000000004 R14: 00007ff3bdac8000 R15: 000000000040bda8
| [   16.963584][  T355] ---[ end trace 0000000000000000 ]---
| [   17.013519][  T357] ------------[ cut here ]------------
| [   17.013687][  T357] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/357
| [   17.014206][  T357] Tainted: [W]=WARN
[   17.014343][  T357] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.014512][  T357] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.014692][  T357] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   17.015182][  T357] RSP: 0018:ffa0000000e37020 EFLAGS: 00010286
[   17.015354][  T357] RAX: 00000000ffffffa6 RBX: ff110000101598c0 RCX: 1ff40000001c6dca
[   17.015556][  T357] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010159978
[   17.015771][  T357] RBP: ff1100000f2e1000 R08: 1fe220000202b330 R09: ff1100000c125158
[   17.015970][  T357] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   17.016171][  T357] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f2e1ce1
[   17.016375][  T357] FS:  00007f7c032c2840(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   17.016652][  T357] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.016832][  T357] CR2: 00007f7c035921a0 CR3: 0000000014150002 CR4: 0000000000771ef0
[   17.017034][  T357] PKRU: 55555554
[   17.017135][  T357] Call Trace:
[   17.017235][  T357]  <TASK>
[   17.017304][  T357]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.017441][  T357]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.017543][  T357]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   17.017683][  T357]  __dev_notify_flags (net/core/dev.c:9787)
[   17.017829][  T357]  ? netif_change_name (net/core/dev.c:1495)
[   17.017963][  T357]  ? __dev_change_flags (net/core/dev.c:9752)
[   17.018097][  T357]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   17.018231][  T357]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.018366][  T357]  ? 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))
[   17.018503][  T357]  netif_change_flags (net/core/dev.c:9820)
[   17.018647][  T357]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   17.018793][  T357]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   17.018928][  T357]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.019096][  T357]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.019230][  T357]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.019364][  T357]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.019496][  T357]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.019636][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.019781][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.019916][  T357]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.020051][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.020187][  T357]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   17.020321][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.020454][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.020594][  T357]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   17.020732][  T357]  ? __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)
[   17.020871][  T357]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   17.021005][  T357]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.021140][  T357]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   17.021277][  T357]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   17.021415][  T357]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.021551][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.021692][  T357]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.021837][  T357]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.021974][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.022107][  T357]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.022240][  T357]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.022374][  T357]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.022509][  T357]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.022648][  T357]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.022794][  T357]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.022928][  T357]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.023062][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.023196][  T357]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   17.023331][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.023465][  T357]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.023603][  T357]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.023737][  T357]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.023883][  T357]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.024020][  T357]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   17.024152][  T357]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   17.024288][  T357]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.024421][  T357]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.024555][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.024695][  T357]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.024838][  T357]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.024973][  T357]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.025110][  T357]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.025246][  T357]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.025380][  T357]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.025547][  T357]  ? move_addr_to_kernel (net/socket.c:258)
[   17.025688][  T357]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.025834][  T357]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.025970][  T357]  ___sys_sendmsg (net/socket.c:2752)
[   17.026103][  T357]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.026271][  T357]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.026415][  T357]  __sys_sendmsg (net/socket.c:2784)
[   17.026550][  T357]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.026687][  T357]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.026867][  T357]  ? 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)
[   17.027001][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.027136][  T357]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.027271][  T357]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.027404][  T357]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.027539][  T357]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.027710][  T357] RIP: 0033:0x7f7c034fc08e
[   17.027858][  T357] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.028334][  T357] RSP: 002b:00007ffda66c33a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.028537][  T357] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7c034fc08e
[   17.028741][  T357] RDX: 0000000000000000 RSI: 00007ffda66c3450 RDI: 0000000000000005
[   17.028951][  T357] RBP: 00007ffda66c33b0 R08: 0000000000000000 R09: 0000000000000000
[   17.029153][  T357] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d31c
[   17.029352][  T357] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda66c3b20
| [   17.030700][  T357] ---[ end trace 0000000000000000 ]---
| [   17.108056][  T361] ------------[ cut here ]------------
| [   17.108239][  T361] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ovpn-cli/361
| [   17.108807][  T361] Tainted: [W]=WARN
[   17.108908][  T361] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.109077][  T361] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.109251][  T361] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   17.109735][  T361] RSP: 0018:ffa0000000e571a0 EFLAGS: 00010286
[   17.109918][  T361] RAX: 00000000ffffffa6 RBX: ff11000010156580 RCX: 1ff40000001cadfa
[   17.110122][  T361] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010156638
[   17.110325][  T361] RBP: ff1100000a261000 R08: 1fe220000202acc8 R09: ff11000019462e80
[   17.110526][  T361] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   17.110734][  T361] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   17.110944][  T361] FS:  00007f75a6e07ec0(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   17.111184][  T361] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.111360][  T361] CR2: 00007f75a7168004 CR3: 000000000c665001 CR4: 0000000000771ef0
[   17.111562][  T361] PKRU: 55555554
[   17.111669][  T361] Call Trace:
[   17.111777][  T361]  <TASK>
[   17.111847][  T361]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.111984][  T361]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.112087][  T361]  ? 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))
[   17.112222][  T361]  __dev_notify_flags (net/core/dev.c:9787)
[   17.112357][  T361]  ? notifier_call_chain (kernel/notifier.c:85)
[   17.112492][  T361]  ? netif_change_name (net/core/dev.c:1495)
[   17.113103][  T361]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   17.113242][  T361]  ? 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)
[   17.113379][  T361]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   17.113515][  T361]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   17.113659][  T361]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   17.113804][  T361]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   17.113938][  T361]  ? __dev_get_by_name (net/core/dev.c:883)
[   17.114072][  T361]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   17.114210][  T361]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   17.114350][  T361]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.114486][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.114627][  T361]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.114770][  T361]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.114907][  T361]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.115041][  T361]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.115186][  T361]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.115321][  T361]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.115456][  T361]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.115595][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.115729][  T361]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   17.115872][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.116005][  T361]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.116138][  T361]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.116270][  T361]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.116405][  T361]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.116541][  T361]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   17.116681][  T361]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   17.116828][  T361]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.116963][  T361]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.117096][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.117231][  T361]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.117365][  T361]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.117499][  T361]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.117639][  T361]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.117786][  T361]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.117921][  T361]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.118086][  T361]  ? move_addr_to_kernel (net/socket.c:258)
[   17.118218][  T361]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.118352][  T361]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.118519][  T361]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.118658][  T361]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.118836][  T361]  ___sys_sendmsg (net/socket.c:2752)
[   17.118969][  T361]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.119101][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.119242][  T361]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   17.119374][  T361]  ? do_getsockname (net/socket.c:2192)
[   17.119509][  T361]  __sys_sendmsg (net/socket.c:2784)
[   17.119647][  T361]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.119794][  T361]  ? __sys_getsockname (net/socket.c:2210)
[   17.119927][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.120061][  T361]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.120193][  T361]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.120326][  T361]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.120460][  T361]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.120632][  T361] RIP: 0033:0x7f75a6ebc08e
[   17.120779][  T361] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.121253][  T361] RSP: 002b:00007ffc7df7dc00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.121454][  T361] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f75a6ebc08e
[   17.121659][  T361] RDX: 0000000000000000 RSI: 00007ffc7df7dc80 RDI: 0000000000000005
[   17.121869][  T361] RBP: 00007ffc7df7dc10 R08: 0000000000000000 R09: 0000000000000000
[   17.122068][  T361] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc7df823a8
[   17.122266][  T361] R13: 0000000000000004 R14: 00007f75a71a8000 R15: 000000000040bda8
| [   17.123608][  T361] ---[ end trace 0000000000000000 ]---
| [   17.174323][  T363] ------------[ cut here ]------------
| [   17.174480][  T363] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/363
| [   17.174994][  T363] Tainted: [W]=WARN
[   17.175090][  T363] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.175253][  T363] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.175419][  T363] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   17.175891][  T363] RSP: 0018:ffa0000000e77020 EFLAGS: 00010286
[   17.176052][  T363] RAX: 00000000ffffffa6 RBX: ff110000102e4200 RCX: 1ff40000001cedca
[   17.176244][  T363] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000102e42b8
[   17.176437][  T363] RBP: ff1100000a261000 R08: 1fe220000205c858 R09: ff11000019508b58
[   17.176690][  T363] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   17.176893][  T363] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a261ce1
[   17.177088][  T363] FS:  00007f479e678840(0000) GS:ff110000a5b30000(0000) knlGS:0000000000000000
[   17.177314][  T363] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.177475][  T363] CR2: 0000000028e9f988 CR3: 00000000143ac001 CR4: 0000000000771ef0
[   17.177736][  T363] PKRU: 55555554
[   17.177841][  T363] Call Trace:
[   17.177938][  T363]  <TASK>
[   17.178080][  T363]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.178210][  T363]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.178307][  T363]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   17.178435][  T363]  __dev_notify_flags (net/core/dev.c:9787)
[   17.178564][  T363]  ? netif_change_name (net/core/dev.c:1495)
[   17.178763][  T363]  ? __dev_change_flags (net/core/dev.c:9752)
[   17.178894][  T363]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   17.179024][  T363]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.179153][  T363]  ? 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))
[   17.179283][  T363]  netif_change_flags (net/core/dev.c:9820)
[   17.179413][  T363]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   17.179543][  T363]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   17.179767][  T363]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.179930][  T363]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.180059][  T363]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.180188][  T363]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.180317][  T363]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.180447][  T363]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.180577][  T363]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.180764][  T363]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.180896][  T363]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.181025][  T363]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   17.181165][  T363]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.181294][  T363]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.181422][  T363]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   17.181552][  T363]  ? __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)
[   17.181687][  T363]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   17.181825][  T363]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.181959][  T363]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   17.182089][  T363]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   17.182220][  T363]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.182352][  T363]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.182481][  T363]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.182615][  T363]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.182746][  T363]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.182884][  T363]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.183015][  T363]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.183143][  T363]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.183272][  T363]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.183401][  T363]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.183530][  T363]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.183663][  T363]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.183801][  T363]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.183930][  T363]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   17.184062][  T363]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.184189][  T363]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.184319][  T363]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.184447][  T363]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.184576][  T363]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.184713][  T363]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   17.184851][  T363]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   17.184997][  T363]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.185126][  T363]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.185256][  T363]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.185386][  T363]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.185516][  T363]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.185653][  T363]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.185792][  T363]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.185921][  T363]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.186055][  T363]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.186213][  T363]  ? move_addr_to_kernel (net/socket.c:258)
[   17.186343][  T363]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.186472][  T363]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.186606][  T363]  ___sys_sendmsg (net/socket.c:2752)
[   17.186735][  T363]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.186901][  T363]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.187043][  T363]  __sys_sendmsg (net/socket.c:2784)
[   17.187173][  T363]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.187301][  T363]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.187463][  T363]  ? 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)
[   17.187597][  T363]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.187726][  T363]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.187867][  T363]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.187999][  T363]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.188127][  T363]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.188287][  T363] RIP: 0033:0x7f479e8b208e
[   17.188422][  T363] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.188899][  T363] RSP: 002b:00007ffc99cabd50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.189095][  T363] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f479e8b208e
[   17.189288][  T363] RDX: 0000000000000000 RSI: 00007ffc99cabe00 RDI: 0000000000000005
[   17.189480][  T363] RBP: 00007ffc99cabd60 R08: 0000000000000000 R09: 0000000000000000
[   17.189677][  T363] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d31c
[   17.189889][  T363] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc99cac4d0
| [   17.191297][  T363] ---[ end trace 0000000000000000 ]---
| [   17.731890][   T39] ------------[ cut here ]------------
| [   17.732061][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/39
| [   17.732570][   T39] Tainted: [W]=WARN
[   17.732665][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.732830][   T39] Workqueue: events_unbound linkwatch_event
[   17.732984][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.733137][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   17.733552][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   17.733706][   T39] RAX: 00000000ffffffa6 RBX: ff1100000cdab700 RCX: 1ff4000000057f02
[   17.733890][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cdab7b8
[   17.734065][   T39] RBP: ff11000008681000 R08: 1fe22000019b56f8 R09: ff11000001d951a8
[   17.734242][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   17.734415][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   17.734596][   T39] FS:  0000000000000000(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   17.734813][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.734969][   T39] CR2: 000000001729e808 CR3: 000000000952a006 CR4: 0000000000771ef0
[   17.735155][   T39] PKRU: 55555554
[   17.735245][   T39] Call Trace:
[   17.735332][   T39]  <TASK>
[   17.735394][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.735518][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   17.735647][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.735740][   T39]  netif_state_change (net/core/dev.c:1605)
[   17.735872][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   17.736027][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   17.736147][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   17.736280][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.736404][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   17.736525][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   17.736651][   T39]  process_one_work (kernel/workqueue.c:3314)
[   17.736786][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   17.736907][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.737034][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   17.737156][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   17.737272][   T39]  kthread (kernel/kthread.c:436)
[   17.737360][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.737504][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   17.737671][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.737799][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   17.737944][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   17.738061][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   17.738177][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.739395][   T39] ---[ end trace 0000000000000000 ]---
| [   17.913692][   T36] ------------[ cut here ]------------
| [   17.913868][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36
| [   17.914413][   T36] Tainted: [W]=WARN
[   17.914509][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.915456][   T36] Workqueue: events_unbound linkwatch_event
[   17.915725][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.915899][   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
[   17.916341][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   17.916499][   T36] RAX: 00000000ffffffa6 RBX: ff11000010157a80 RCX: 1ff4000000051f02
[   17.916790][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010157b38
[   17.916981][   T36] RBP: ff11000008869000 R08: 1fe220000202af68 R09: ff11000001d651a8
[   17.917170][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   17.917359][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   17.917649][   T36] FS:  0000000000000000(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   17.917882][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.918042][   T36] CR2: 0000000039de0808 CR3: 000000001432a002 CR4: 0000000000771ef0
[   17.918234][   T36] PKRU: 55555554
[   17.918331][   T36] Call Trace:
[   17.918426][   T36]  <TASK>
[   17.918581][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.918816][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   17.918948][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.919045][   T36]  netif_state_change (net/core/dev.c:1605)
[   17.919172][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   17.919361][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   17.919483][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   17.919699][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.919842][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   17.919968][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   17.920173][   T36]  process_one_work (kernel/workqueue.c:3314)
[   17.920303][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   17.920428][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.920559][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   17.920796][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   17.920924][   T36]  kthread (kernel/kthread.c:436)
[   17.921020][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.921179][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   17.921309][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.921512][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   17.921773][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   17.921900][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   17.922024][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.923472][   T36] ---[ end trace 0000000000000000 ]---
| [   18.111473][   T39] ------------[ cut here ]------------
| [   18.111640][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/39
| [   18.112186][   T39] Tainted: [W]=WARN
[   18.112283][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.112440][   T39] Workqueue: events_unbound linkwatch_event
[   18.112613][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.112789][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   18.113246][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   18.113406][   T39] RAX: 00000000ffffffa6 RBX: ff11000010151a80 RCX: 1ff4000000057f02
[   18.113606][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010151b38
[   18.113802][   T39] RBP: ff1100001965c000 R08: 1fe220000202a368 R09: ff11000001d951a8
[   18.113990][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   18.114177][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.114364][   T39] FS:  0000000000000000(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   18.114582][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.114805][   T39] CR2: 0000000025f2f808 CR3: 000000002d949003 CR4: 0000000000771ef0
[   18.114995][   T39] PKRU: 55555554
[   18.115090][   T39] Call Trace:
[   18.115184][   T39]  <TASK>
[   18.115249][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.115446][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.115573][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.115763][   T39]  netif_state_change (net/core/dev.c:1605)
[   18.115892][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   18.116047][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   18.116173][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   18.116297][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.116423][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   18.116546][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   18.116738][   T39]  process_one_work (kernel/workqueue.c:3314)
[   18.116876][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   18.117002][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.117135][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   18.117264][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.117391][   T39]  kthread (kernel/kthread.c:436)
[   18.117485][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.117727][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.117859][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.117984][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   18.118142][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.118267][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.118392][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   18.119712][   T39] ---[ end trace 0000000000000000 ]---
| [   18.307631][   T36] ------------[ cut here ]------------
| [   18.307807][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36
| [   18.308350][   T36] Tainted: [W]=WARN
[   18.308446][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.308977][   T36] Workqueue: events_unbound linkwatch_event
[   18.309155][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.309328][   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
[   18.309790][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   18.309951][   T36] RAX: 00000000ffffffa6 RBX: ff11000010159c40 RCX: 1ff4000000051f02
[   18.310139][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010159cf8
[   18.310326][   T36] RBP: ff110000194e4000 R08: 1fe220000202b3a0 R09: ff11000001d651a8
[   18.310512][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   18.310709][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.310913][   T36] FS:  0000000000000000(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   18.311135][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.311294][   T36] CR2: 0000000001577868 CR3: 000000000c09d001 CR4: 0000000000771ef0
[   18.311483][   T36] PKRU: 55555554
[   18.311577][   T36] Call Trace:
[   18.311678][   T36]  <TASK>
[   18.311745][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.311883][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.312014][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.312110][   T36]  netif_state_change (net/core/dev.c:1605)
[   18.312238][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   18.312397][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   18.312523][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   18.312658][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.312801][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   18.312925][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   18.313054][   T36]  process_one_work (kernel/workqueue.c:3314)
[   18.313185][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   18.313310][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.313440][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   18.313569][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.313699][   T36]  kthread (kernel/kthread.c:436)
[   18.313801][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.313959][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.314087][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.314215][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   18.314373][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.314499][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.314631][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   18.315852][   T36] ---[ end trace 0000000000000000 ]---
| [   18.506429][   T36] ------------[ cut here ]------------
| [   18.506599][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36
| [   18.507149][   T36] Tainted: [W]=WARN
[   18.507245][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.507404][   T36] Workqueue: events_unbound linkwatch_event
[   18.507568][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.507775][   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
[   18.508225][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   18.508383][   T36] RAX: 00000000ffffffa6 RBX: ff1100000925fc40 RCX: 1ff4000000051f02
[   18.508565][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000925fcf8
[   18.508763][   T36] RBP: ff1100000f2e1000 R08: 1fe220000124bfa0 R09: ff11000001d651a8
[   18.508953][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   18.509139][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.509327][   T36] FS:  0000000000000000(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   18.509548][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.509762][   T36] CR2: 0000000010a43868 CR3: 0000000019709002 CR4: 0000000000771ef0
[   18.509953][   T36] PKRU: 55555554
[   18.510049][   T36] Call Trace:
[   18.510143][   T36]  <TASK>
[   18.510208][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.510334][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.510459][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.510553][   T36]  netif_state_change (net/core/dev.c:1605)
[   18.510693][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   18.510861][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   18.510984][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   18.511108][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.511235][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   18.511360][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   18.511507][   T36]  process_one_work (kernel/workqueue.c:3314)
[   18.511641][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   18.511771][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.511898][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   18.512026][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.512152][   T36]  kthread (kernel/kthread.c:436)
[   18.512247][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.512403][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.512527][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.512663][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   18.512830][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.512956][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.513081][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   18.514282][   T36] ---[ end trace 0000000000000000 ]---
| [   18.716349][   T39] ------------[ cut here ]------------
| [   18.716512][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/39
| [   18.717059][   T39] Tainted: [W]=WARN
[   18.717166][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.717323][   T39] Workqueue: events_unbound linkwatch_event
[   18.717481][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.717656][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   18.718104][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   18.718256][   T39] RAX: 00000000ffffffa6 RBX: ff110000102e4c80 RCX: 1ff4000000057f02
[   18.718437][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000102e4d38
[   18.718626][   T39] RBP: ff1100000a261000 R08: 1fe220000205c9a8 R09: ff11000001d951a8
[   18.718828][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   18.719011][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.719204][   T39] FS:  0000000000000000(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   18.719417][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.719597][   T39] CR2: 000000002d822868 CR3: 0000000019953002 CR4: 0000000000771ef0
[   18.719793][   T39] PKRU: 55555554
[   18.719888][   T39] Call Trace:
[   18.719979][   T39]  <TASK>
[   18.720043][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.720166][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.720290][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.720382][   T39]  netif_state_change (net/core/dev.c:1605)
[   18.720505][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   18.720685][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   18.720822][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   18.720941][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.721063][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   18.721182][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   18.721304][   T39]  process_one_work (kernel/workqueue.c:3314)
[   18.721428][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   18.721549][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.721733][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   18.721865][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.721987][   T39]  kthread (kernel/kthread.c:436)
[   18.722078][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.722229][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.722351][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.722474][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   18.722703][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.722964][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.723086][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   30.661970][  T804] tun1: deleting peer with id 1, reason 1
| [   30.663072][   T38] ------------[ cut here ]------------
| [   30.663249][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38
| [   30.663910][   T38] Tainted: [W]=WARN
[   30.664050][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.664253][   T38] Workqueue: events_unbound linkwatch_event
[   30.664472][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.664694][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   30.665196][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   30.665401][   T38] RAX: 00000000ffffffa6 RBX: ff11000019adac80 RCX: 1ff4000000055f02
[   30.665643][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000019adad38
[   30.665893][   T38] RBP: ff11000008681000 R08: 1fe220000335b5a8 R09: ff11000001d92ea8
[   30.666127][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   30.666357][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   30.666601][   T38] FS:  0000000000000000(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   30.666888][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.667093][   T38] CR2: 00000000328fb808 CR3: 000000000ba44002 CR4: 0000000000771ef0
[   30.667326][   T38] PKRU: 55555554
[   30.667467][   T38] Call Trace:
[   30.667622][   T38]  <TASK>
[   30.667734][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.667927][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   30.668104][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.668248][   T38]  netif_state_change (net/core/dev.c:1605)
[   30.668419][   T38]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   30.668605][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   30.668823][   T38]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   30.668997][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   30.669168][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   30.669340][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.669512][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   30.669697][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   30.669887][   T38]  process_one_work (kernel/workqueue.c:3314)
[   30.670068][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   30.670239][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.670416][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   30.670606][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   30.670779][   T38]  kthread (kernel/kthread.c:436)
[   30.670941][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   30.671146][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   30.671317][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   30.671491][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   30.671702][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   30.671894][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   30.672065][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   33.587645][  T856] tun2: deleting peer with id 2, reason 1
| [   33.588148][   T65] ------------[ cut here ]------------
| [   33.588284][   T65] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/65
| [   33.589049][   T65] Tainted: [W]=WARN
[   33.589141][   T65] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.589292][   T65] Workqueue: events_unbound linkwatch_event
[   33.589447][   T65] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.589614][   T65] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   33.590054][   T65] RSP: 0018:ffa00000004679e0 EFLAGS: 00010286
[   33.590206][   T65] RAX: 00000000ffffffa6 RBX: ff1100000b917c40 RCX: 1ff400000008cf02
[   33.590395][   T65] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b917cf8
[   33.590574][   T65] RBP: ff11000008869000 R08: 1fe2200001722fa0 R09: ff110000059faea8
[   33.590765][   T65] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   33.590950][   T65] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   33.591132][   T65] FS:  0000000000000000(0000) GS:ff110000a5b30000(0000) knlGS:0000000000000000
[   33.591343][   T65] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.591499][   T65] CR2: 000000003fb65808 CR3: 000000000c674001 CR4: 0000000000771ef0
[   33.591685][   T65] PKRU: 55555554
[   33.591782][   T65] Call Trace:
[   33.591878][   T65]  <TASK>
[   33.591941][   T65]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.592062][   T65]  ? notifier_call_chain (kernel/notifier.c:85)
[   33.592185][   T65]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.592276][   T65]  netif_state_change (net/core/dev.c:1605)
[   33.592396][   T65]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   33.592515][   T65]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   33.592678][   T65]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   33.592805][   T65]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   33.592924][   T65]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   33.593044][   T65]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.593165][   T65]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   33.593284][   T65]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   33.593406][   T65]  process_one_work (kernel/workqueue.c:3314)
[   33.593530][   T65]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   33.593657][   T65]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.593786][   T65]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   33.593911][   T65]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   33.594029][   T65]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   33.594150][   T65]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   33.594274][   T65]  kthread (kernel/kthread.c:436)
[   33.594368][   T65]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   33.594518][   T65]  ? kthread_affine_node (kernel/kthread.c:378)
[   33.594650][   T65]  ret_from_fork (arch/x86/kernel/process.c:158)
[   33.594783][   T65]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   33.594938][   T65]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   33.595058][   T65]  ? kthread_affine_node (kernel/kthread.c:378)
[   33.595180][   T65]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   44.722900][   T50] tun3: deleting peer with id 3, reason 2
| [   44.728805][   T39] ------------[ cut here ]------------
| [   44.728967][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/39
| [   44.729484][   T39] Tainted: [W]=WARN
[   44.729576][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.729735][   T39] Workqueue: events_unbound linkwatch_event
[   44.729980][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.730152][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   44.730596][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   44.730766][   T39] RAX: 00000000ffffffa6 RBX: ff1100000f0c9380 RCX: 1ff4000000057f02
[   44.730959][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f0c9438
[   44.731147][   T39] RBP: ff1100001965c000 R08: 1fe2200001e19288 R09: ff11000001d951a8
[   44.731319][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   44.731491][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   44.731670][   T39] FS:  0000000000000000(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   44.731883][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.732030][   T39] CR2: 00007f2edf0c3808 CR3: 000000002d949001 CR4: 0000000000771ef0
[   44.732203][   T39] PKRU: 55555554
[   44.732291][   T39] Call Trace:
[   44.732379][   T39]  <TASK>
[   44.732443][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.732561][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   44.732685][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.732778][   T39]  netif_state_change (net/core/dev.c:1605)
[   44.732904][   T39]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   44.733020][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   44.733166][   T39]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   44.733281][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   44.733396][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   44.733513][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.733634][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   44.733750][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   44.733878][   T39]  process_one_work (kernel/workqueue.c:3314)
[   44.733998][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   44.734113][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.734233][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   44.734353][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   44.734468][   T39]  kthread (kernel/kthread.c:436)
[   44.734558][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.734709][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   44.734835][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   44.734955][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   44.735109][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   44.735229][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   44.735346][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   44.914619][   T50] tun6: deleting peer with id 6, reason 2
| [   45.745818][   T36] ------------[ cut here ]------------
| [   45.746024][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36
| [   45.746568][   T36] Tainted: [W]=WARN
[   45.746677][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.746846][   T36] Workqueue: events_unbound linkwatch_event
[   45.747010][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.747177][   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
[   45.747623][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   45.747782][   T36] RAX: 00000000ffffffa6 RBX: ff1100001022be00 RCX: 1ff4000000051f02
[   45.747976][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001022beb8
[   45.748157][   T36] RBP: ff110000194e4000 R08: 1fe22000020457d8 R09: ff11000001d651a8
[   45.748338][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   45.748522][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   45.748713][   T36] FS:  0000000000000000(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   45.748944][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.749099][   T36] CR2: 0000555991c7cd5c CR3: 00000000142d2002 CR4: 0000000000771ef0
[   45.749282][   T36] PKRU: 55555554
[   45.749372][   T36] Call Trace:
[   45.749462][   T36]  <TASK>
[   45.749527][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.749657][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   45.749791][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.749890][   T36]  netif_state_change (net/core/dev.c:1605)
[   45.750010][   T36]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   45.750130][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   45.750281][   T36]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   45.750402][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   45.750522][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   45.750650][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.750774][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   45.750899][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   45.751021][   T36]  process_one_work (kernel/workqueue.c:3314)
[   45.751146][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   45.751267][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.751392][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   45.751513][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   45.751639][   T36]  kthread (kernel/kthread.c:436)
[   45.751730][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   45.751889][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   45.752010][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   45.752131][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   45.752279][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   45.752399][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   45.752520][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   45.753690][   T36] ---[ end trace 0000000000000000 ]---
| [   45.754086][   T36] ------------[ cut here ]------------
| [   45.754205][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36
| [   45.754711][   T36] Tainted: [W]=WARN
[   45.754805][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.754963][   T36] Workqueue: events_unbound linkwatch_event
[   45.755114][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.755271][   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
[   45.755695][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   45.755855][   T36] RAX: 00000000ffffffa6 RBX: ff1100001022a200 RCX: 1ff4000000051f02
[   45.756034][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001022a2b8
[   45.756211][   T36] RBP: ff1100000f2e1000 R08: 1fe2200002045458 R09: ff11000001d651a8
[   45.756389][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   45.756568][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   45.756751][   T36] FS:  0000000000000000(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   45.756971][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.757119][   T36] CR2: 0000555991c7cd5c CR3: 00000000142d2002 CR4: 0000000000771ef0
[   45.757297][   T36] PKRU: 55555554
[   45.757388][   T36] Call Trace:
[   45.757476][   T36]  <TASK>
[   45.757537][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.757660][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   45.757782][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.757880][   T36]  netif_state_change (net/core/dev.c:1605)
[   45.757999][   T36]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   45.758118][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   45.758286][   T36]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   45.758404][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   45.758522][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   45.758646][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.758769][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   45.758893][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   45.759011][   T36]  process_one_work (kernel/workqueue.c:3314)
[   45.759133][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   45.759252][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.759373][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   45.759495][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   45.759619][   T36]  kthread (kernel/kthread.c:436)
[   45.759708][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   45.759875][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   45.759997][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   45.760117][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   45.760269][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   45.760387][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   45.760506][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   45.761652][   T36] ---[ end trace 0000000000000000 ]---
| [   45.761967][   T36] ------------[ cut here ]------------
| [   45.762082][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36
| [   45.762573][   T36] Tainted: [W]=WARN
[   45.762676][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.762831][   T36] Workqueue: events_unbound linkwatch_event
[   45.762982][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.763140][   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
[   45.763571][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   45.763726][   T36] RAX: 00000000ffffffa6 RBX: ff11000009658200 RCX: 1ff4000000051f02
[   45.763913][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000096582b8
[   45.764092][   T36] RBP: ff1100000a261000 R08: 1fe22000012cb058 R09: ff11000001d651a8
[   45.764269][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   45.764444][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   45.764626][   T36] FS:  0000000000000000(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   45.764843][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.764991][   T36] CR2: 0000555991c7cd5c CR3: 00000000142d2002 CR4: 0000000000771ef0
[   45.765176][   T36] PKRU: 55555554
[   45.765265][   T36] Call Trace:
[   45.765353][   T36]  <TASK>
[   45.765418][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.765537][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   45.765660][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.765751][   T36]  netif_state_change (net/core/dev.c:1605)
[   45.765886][   T36]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   45.766006][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   45.766152][   T36]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   45.766269][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   45.766386][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   45.766503][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.766628][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   45.766746][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   45.766877][   T36]  process_one_work (kernel/workqueue.c:3314)
[   45.767000][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   45.767118][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.767239][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   45.767361][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   45.767479][   T36]  kthread (kernel/kthread.c:436)
[   45.767569][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   45.767723][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   45.767850][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   45.767968][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   45.768116][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   45.768235][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   45.768357][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   45.769498][   T36] ---[ end trace 0000000000000000 ]---
| [   47.919602][ T1037] ------------[ cut here ]------------
| [   47.919838][ T1037] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1037
| [   47.920457][ T1037] Tainted: [W]=WARN
[   47.920628][ T1037] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.920856][ T1037] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.921075][ T1037] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   47.921584][ T1037] RSP: 0018:ffa0000002327058 EFLAGS: 00010286
[   47.921823][ T1037] RAX: 00000000ffffffa6 RBX: ff11000009658ac0 RCX: 1ff4000000464dd1
[   47.922077][ T1037] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009658b78
[   47.922322][ T1037] RBP: ff110000059b4000 R08: 1fe22000012cb170 R09: ff1100000cf52e58
[   47.922567][ T1037] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   47.922849][ T1037] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000096d9000
[   47.923099][ T1037] FS:  00007efc697e3840(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   47.923379][ T1037] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.923605][ T1037] CR2: 0000000026fde988 CR3: 0000000019a4f004 CR4: 0000000000771ef0
[   47.923868][ T1037] PKRU: 55555554
[   47.924016][ T1037] Call Trace:
[   47.924162][ T1037]  <TASK>
[   47.924278][ T1037]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.924461][ T1037]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.924621][ T1037]  netif_close_many (net/core/dev.c:1804)
[   47.924813][ T1037]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.925001][ T1037]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.925182][ T1037]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.925360][ T1037]  ? __dev_close_many (net/core/dev.c:1781)
[   47.925538][ T1037]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.925765][ T1037]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.925994][ T1037]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.926176][ T1037]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.926384][ T1037]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.926563][ T1037]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.926752][ T1037]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.926983][ T1037]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.927168][ T1037]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.927347][ T1037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.927525][ T1037]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.927715][ T1037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.927914][ T1037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.928110][ T1037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.928288][ T1037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.928468][ T1037]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.928660][ T1037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.928858][ T1037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.929038][ T1037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.929216][ T1037]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.929397][ T1037]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.929575][ T1037]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.929768][ T1037]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.929958][ T1037]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.930133][ T1037]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.930309][ T1037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.930484][ T1037]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   47.930676][ T1037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.930872][ T1037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.931050][ T1037]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.931228][ T1037]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.931405][ T1037]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.931601][ T1037]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.931782][ T1037]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.931972][ T1037]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.932152][ T1037]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.932331][ T1037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.932507][ T1037]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.932703][ T1037]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.932900][ T1037]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.933078][ T1037]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.933253][ T1037]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.933427][ T1037]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.933648][ T1037]  ? move_addr_to_kernel (net/socket.c:258)
[   47.933842][ T1037]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.934020][ T1037]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.934198][ T1037]  ___sys_sendmsg (net/socket.c:2752)
[   47.934373][ T1037]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.934582][ T1037]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.934792][ T1037]  __sys_sendmsg (net/socket.c:2784)
[   47.934975][ T1037]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.935152][ T1037]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.935364][ T1037]  ? 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)
[   47.935541][ T1037]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.935733][ T1037]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.935928][ T1037]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.936107][ T1037]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.936286][ T1037]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.936491][ T1037] RIP: 0033:0x7efc69a1d08e
[   47.936683][ T1037] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.937201][ T1037] RSP: 002b:00007fff933e5c70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.937445][ T1037] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007efc69a1d08e
[   47.937700][ T1037] RDX: 0000000000000000 RSI: 00007fff933e5d20 RDI: 0000000000000005
[   47.937956][ T1037] RBP: 00007fff933e5c80 R08: 0000000000000000 R09: 0000000000000000
[   47.938194][ T1037] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33b
[   47.938428][ T1037] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff933e63f0
| [   47.940086][ T1037] ---[ end trace 0000000000000000 ]---
| [   47.942503][ T1037] ------------[ cut here ]------------
| [   47.942685][ T1037] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1037
| [   47.943314][ T1037] Tainted: [W]=WARN
[   47.943455][ T1037] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.943670][ T1037] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.943906][ T1037] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   47.944399][ T1037] RSP: 0018:ffa0000002327058 EFLAGS: 00010286
[   47.944628][ T1037] RAX: 00000000ffffffa6 RBX: ff1100001022a3c0 RCX: 1ff4000000464dd1
[   47.944883][ T1037] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001022a478
[   47.945121][ T1037] RBP: ff110000096d9000 R08: 1fe2200002045490 R09: ff1100000cf52e58
[   47.945359][ T1037] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   47.945758][ T1037] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000023270f0
[   47.946077][ T1037] FS:  00007efc697e3840(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   47.946430][ T1037] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.946735][ T1037] CR2: 0000000026fde988 CR3: 0000000019a4f004 CR4: 0000000000771ef0
[   47.947046][ T1037] PKRU: 55555554
[   47.947240][ T1037] Call Trace:
[   47.947433][ T1037]  <TASK>
[   47.947617][ T1037]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.947863][ T1037]  ? notifier_call_chain (kernel/notifier.c:85)
[   47.948097][ T1037]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.948297][ T1037]  netif_close_many (net/core/dev.c:1804)
[   47.948523][ T1037]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.948765][ T1037]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.949007][ T1037]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.949236][ T1037]  ? __dev_close_many (net/core/dev.c:1781)
[   47.949462][ T1037]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.949731][ T1037]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.950010][ T1037]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.950239][ T1037]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.950498][ T1037]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.950737][ T1037]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.950985][ T1037]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.951250][ T1037]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.951481][ T1037]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.951722][ T1037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.951972][ T1037]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.952202][ T1037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.952428][ T1037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.952684][ T1037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.952927][ T1037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.953155][ T1037]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.953382][ T1037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.953625][ T1037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.953866][ T1037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.954093][ T1037]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.954319][ T1037]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.954548][ T1037]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.954800][ T1037]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.955035][ T1037]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.955264][ T1037]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.955489][ T1037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.955726][ T1037]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   47.955973][ T1037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.956201][ T1037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.956433][ T1037]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.956672][ T1037]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.956915][ T1037]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.957147][ T1037]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.957373][ T1037]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.957614][ T1037]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.958019][ T1037]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.958264][ T1037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.958441][ T1037]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.958633][ T1037]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.958821][ T1037]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.959007][ T1037]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.959182][ T1037]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.959356][ T1037]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.959559][ T1037]  ? move_addr_to_kernel (net/socket.c:258)
[   47.959748][ T1037]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.959945][ T1037]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.960123][ T1037]  ___sys_sendmsg (net/socket.c:2752)
[   47.960299][ T1037]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.960507][ T1037]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.960707][ T1037]  __sys_sendmsg (net/socket.c:2784)
[   47.960905][ T1037]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.961078][ T1037]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.961285][ T1037]  ? 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)
[   47.961464][ T1037]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.961658][ T1037]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.961855][ T1037]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.962037][ T1037]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.962216][ T1037]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.962425][ T1037] RIP: 0033:0x7efc69a1d08e
[   47.962616][ T1037] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.963128][ T1037] RSP: 002b:00007fff933e5c70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.963368][ T1037] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007efc69a1d08e
[   47.963615][ T1037] RDX: 0000000000000000 RSI: 00007fff933e5d20 RDI: 0000000000000005
[   47.963869][ T1037] RBP: 00007fff933e5c80 R08: 0000000000000000 R09: 0000000000000000
[   47.964105][ T1037] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33b
[   47.964340][ T1037] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff933e63f0
| [   47.965992][ T1037] ---[ end trace 0000000000000000 ]---
| [   47.968359][ T1037] ------------[ cut here ]------------
| [   47.968495][ T1037] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1037
| [   47.969013][ T1037] Tainted: [W]=WARN
[   47.969106][ T1037] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.969259][ T1037] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.969419][ T1037] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   47.969872][ T1037] RSP: 0018:ffa0000002327188 EFLAGS: 00010286
[   47.970027][ T1037] RAX: 00000000ffffffa6 RBX: ff1100000b916040 RCX: 1ff4000000464df7
[   47.970210][ T1037] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b9160f8
[   47.970395][ T1037] RBP: ff110000059b4000 R08: 1fe2200001722c20 R09: ff1100000cf52e58
[   47.970578][ T1037] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   47.970771][ T1037] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.970965][ T1037] FS:  00007efc697e3840(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   47.971182][ T1037] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.971335][ T1037] CR2: 0000555991c7cd5c CR3: 0000000019a4f002 CR4: 0000000000771ef0
[   47.971518][ T1037] PKRU: 55555554
[   47.971616][ T1037] Call Trace:
[   47.971707][ T1037]  <TASK>
[   47.971772][ T1037]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.971930][ T1037]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.972083][ T1037]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.972205][ T1037]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.972327][ T1037]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.972491][ T1037]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.972620][ T1037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.972743][ T1037]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.972873][ T1037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.972997][ T1037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.973132][ T1037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.973254][ T1037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.973376][ T1037]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.973502][ T1037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.973631][ T1037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.973754][ T1037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.973885][ T1037]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.974008][ T1037]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.974135][ T1037]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.974263][ T1037]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.974390][ T1037]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.974513][ T1037]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.974640][ T1037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.974767][ T1037]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   47.974897][ T1037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.975020][ T1037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.975148][ T1037]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.975275][ T1037]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.975398][ T1037]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.975522][ T1037]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.975650][ T1037]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.975777][ T1037]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.975909][ T1037]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.976035][ T1037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.976159][ T1037]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.976285][ T1037]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.976409][ T1037]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.976533][ T1037]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.976674][ T1037]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.976798][ T1037]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.976955][ T1037]  ? move_addr_to_kernel (net/socket.c:258)
[   47.977078][ T1037]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.977200][ T1037]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.977323][ T1037]  ___sys_sendmsg (net/socket.c:2752)
[   47.977445][ T1037]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.977602][ T1037]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.977735][ T1037]  __sys_sendmsg (net/socket.c:2784)
[   47.977863][ T1037]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.977984][ T1037]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.978137][ T1037]  ? 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)
[   47.978260][ T1037]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.978384][ T1037]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.978505][ T1037]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.978631][ T1037]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.978758][ T1037]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.978915][ T1037] RIP: 0033:0x7efc69a1d08e
[   47.979044][ T1037] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.979474][ T1037] RSP: 002b:00007fff933e5c70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.979662][ T1037] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007efc69a1d08e
[   47.979856][ T1037] RDX: 0000000000000000 RSI: 00007fff933e5d20 RDI: 0000000000000005
[   47.980037][ T1037] RBP: 00007fff933e5c80 R08: 0000000000000000 R09: 0000000000000000
[   47.980222][ T1037] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33b
[   47.980404][ T1037] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff933e63f0
| [   47.981638][ T1037] ---[ end trace 0000000000000000 ]---
| [   47.991382][ T1037] ------------[ cut here ]------------
| [   47.991534][ T1037] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1037
| [   47.992048][ T1037] Tainted: [W]=WARN
[   47.992140][ T1037] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.992293][ T1037] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.992452][ T1037] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   47.992903][ T1037] RSP: 0018:ffa0000002327188 EFLAGS: 00010286
[   47.993057][ T1037] RAX: 00000000ffffffa6 RBX: ff1100000b917c40 RCX: 1ff4000000464df7
[   47.993239][ T1037] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b917cf8
[   47.993419][ T1037] RBP: ff110000096d9000 R08: 1fe2200001722fa0 R09: ff1100000cf52e58
[   47.993603][ T1037] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   47.993794][ T1037] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.993981][ T1037] FS:  00007efc697e3840(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   47.994195][ T1037] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.994348][ T1037] CR2: 0000555991c7cd5c CR3: 0000000019a4f002 CR4: 0000000000771ef0
[   47.994532][ T1037] PKRU: 55555554
[   47.994628][ T1037] Call Trace:
[   47.994719][ T1037]  <TASK>
[   47.994785][ T1037]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.994946][ T1037]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.995096][ T1037]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.995218][ T1037]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.995339][ T1037]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.995495][ T1037]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.995628][ T1037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.995759][ T1037]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.995889][ T1037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.996014][ T1037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.996160][ T1037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.996281][ T1037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.996407][ T1037]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.996539][ T1037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.996690][ T1037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.996816][ T1037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.996944][ T1037]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.997073][ T1037]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.997198][ T1037]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.997320][ T1037]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.997446][ T1037]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.997574][ T1037]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.997787][ T1037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.997920][ T1037]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   47.998047][ T1037]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.998167][ T1037]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.998289][ T1037]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.998414][ T1037]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.998541][ T1037]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.998717][ T1037]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   47.998849][ T1037]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   47.998973][ T1037]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.999098][ T1037]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.999220][ T1037]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.999349][ T1037]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.999478][ T1037]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.999673][ T1037]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.999800][ T1037]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.999928][ T1037]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.000055][ T1037]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.000213][ T1037]  ? move_addr_to_kernel (net/socket.c:258)
[   48.000338][ T1037]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.000462][ T1037]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.000584][ T1037]  ___sys_sendmsg (net/socket.c:2752)
[   48.000745][ T1037]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.000909][ T1037]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.001040][ T1037]  __sys_sendmsg (net/socket.c:2784)
[   48.001162][ T1037]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.001289][ T1037]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.001446][ T1037]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.001567][ T1037]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.001694][ T1037]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.001820][ T1037]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.001952][ T1037]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.002079][ T1037]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.002230][ T1037] RIP: 0033:0x7efc69a1d08e
[   48.002357][ T1037] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.002800][ T1037] RSP: 002b:00007fff933e5c70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.002992][ T1037] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007efc69a1d08e
[   48.003182][ T1037] RDX: 0000000000000000 RSI: 00007fff933e5d20 RDI: 0000000000000005
[   48.003366][ T1037] RBP: 00007fff933e5c80 R08: 0000000000000000 R09: 0000000000000000
[   48.003552][ T1037] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33b
[   48.003746][ T1037] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff933e63f0
| [   48.005015][ T1037] ---[ end trace 0000000000000000 ]---
| [   48.053333][ T1038] ------------[ cut here ]------------
| [   48.053497][ T1038] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1038
| [   48.054045][ T1038] Tainted: [W]=WARN
[   48.054145][ T1038] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.054302][ T1038] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.054467][ T1038] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   48.054935][ T1038] RSP: 0018:ffa0000002327058 EFLAGS: 00010286
[   48.055098][ T1038] RAX: 00000000ffffffa6 RBX: ff110000100c8e40 RCX: 1ff4000000464dd1
[   48.055294][ T1038] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100c8ef8
[   48.055483][ T1038] RBP: ff11000007a99000 R08: 1fe22000020191e0 R09: ff1100001984d158
[   48.055677][ T1038] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   48.055877][ T1038] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005d64000
[   48.056066][ T1038] FS:  00007ff5833ca840(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   48.056293][ T1038] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.056455][ T1038] CR2: 000000002aad8988 CR3: 0000000019b5f002 CR4: 0000000000771ef0
[   48.056658][ T1038] PKRU: 55555554
[   48.056767][ T1038] Call Trace:
[   48.056870][ T1038]  <TASK>
[   48.056938][ T1038]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.057070][ T1038]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.057169][ T1038]  netif_close_many (net/core/dev.c:1804)
[   48.057296][ T1038]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.057423][ T1038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.057553][ T1038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.057692][ T1038]  ? __dev_close_many (net/core/dev.c:1781)
[   48.057836][ T1038]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.058001][ T1038]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   48.058165][ T1038]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.058296][ T1038]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.058460][ T1038]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.058598][ T1038]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.058730][ T1038]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.058903][ T1038]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.059035][ T1038]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.059165][ T1038]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.059296][ T1038]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.059430][ T1038]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.059562][ T1038]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.059781][ T1038]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.059965][ T1038]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.060093][ T1038]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.060218][ T1038]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.060348][ T1038]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.060474][ T1038]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.060618][ T1038]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.060746][ T1038]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.060888][ T1038]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.061022][ T1038]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.061168][ T1038]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.061300][ T1038]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.061431][ T1038]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.061562][ T1038]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   48.061697][ T1038]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.061833][ T1038]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.061964][ T1038]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.062091][ T1038]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.062218][ T1038]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.062348][ T1038]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.062474][ T1038]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.062606][ T1038]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.062734][ T1038]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.062868][ T1038]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.062998][ T1038]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.063129][ T1038]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.063260][ T1038]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.063388][ T1038]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.063515][ T1038]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.063648][ T1038]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.063814][ T1038]  ? move_addr_to_kernel (net/socket.c:258)
[   48.063949][ T1038]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.064077][ T1038]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.064206][ T1038]  ___sys_sendmsg (net/socket.c:2752)
[   48.064333][ T1038]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.064492][ T1038]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.064635][ T1038]  __sys_sendmsg (net/socket.c:2784)
[   48.064767][ T1038]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.064901][ T1038]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.065062][ T1038]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.065190][ T1038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.065319][ T1038]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.065445][ T1038]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.065572][ T1038]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.065706][ T1038]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.065868][ T1038] RIP: 0033:0x7ff58360408e
[   48.066001][ T1038] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.066451][ T1038] RSP: 002b:00007ffc63af3340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.066648][ T1038] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007ff58360408e
[   48.066849][ T1038] RDX: 0000000000000000 RSI: 00007ffc63af33f0 RDI: 0000000000000005
[   48.067037][ T1038] RBP: 00007ffc63af3350 R08: 0000000000000000 R09: 0000000000000000
[   48.067224][ T1038] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33b
[   48.067412][ T1038] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc63af3ac0
| [   48.068693][ T1038] ---[ end trace 0000000000000000 ]---
| [   48.070109][ T1038] ------------[ cut here ]------------
| [   48.070241][ T1038] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1038
| [   48.071019][ T1038] Tainted: [W]=WARN
[   48.071116][ T1038] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.071279][ T1038] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.071447][ T1038] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   48.071913][ T1038] RSP: 0018:ffa0000002327058 EFLAGS: 00010286
[   48.072075][ T1038] RAX: 00000000ffffffa6 RBX: ff1100000b8dac80 RCX: 1ff4000000464dd1
[   48.072265][ T1038] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b8dad38
[   48.072453][ T1038] RBP: ff11000005d64000 R08: 1fe220000171b5a8 R09: ff1100001984d158
[   48.072647][ T1038] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   48.072844][ T1038] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000023270f0
[   48.073033][ T1038] FS:  00007ff5833ca840(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   48.073255][ T1038] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.073415][ T1038] CR2: 000000002aad8988 CR3: 0000000019b5f002 CR4: 0000000000771ef0
[   48.073610][ T1038] PKRU: 55555554
[   48.073706][ T1038] Call Trace:
[   48.073804][ T1038]  <TASK>
[   48.073874][ T1038]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.073999][ T1038]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.074127][ T1038]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.074227][ T1038]  netif_close_many (net/core/dev.c:1804)
[   48.074359][ T1038]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.074489][ T1038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.074624][ T1038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.074751][ T1038]  ? __dev_close_many (net/core/dev.c:1781)
[   48.074888][ T1038]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.075047][ T1038]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   48.075208][ T1038]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.075340][ T1038]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.075500][ T1038]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.075634][ T1038]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.075764][ T1038]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.075928][ T1038]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.076057][ T1038]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.076190][ T1038]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.076321][ T1038]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.076451][ T1038]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.076578][ T1038]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.076729][ T1038]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.076890][ T1038]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.077017][ T1038]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.077150][ T1038]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.077282][ T1038]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.077408][ T1038]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.077535][ T1038]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.077671][ T1038]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.077806][ T1038]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.077943][ T1038]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.078075][ T1038]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.078207][ T1038]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.078338][ T1038]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.078468][ T1038]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   48.078606][ T1038]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.078737][ T1038]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.078880][ T1038]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.079009][ T1038]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.079136][ T1038]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.079271][ T1038]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.079401][ T1038]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.079532][ T1038]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.079668][ T1038]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.079803][ T1038]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.079944][ T1038]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.080077][ T1038]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.080210][ T1038]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.080344][ T1038]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.080472][ T1038]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.080603][ T1038]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.080765][ T1038]  ? move_addr_to_kernel (net/socket.c:258)
[   48.080897][ T1038]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.081026][ T1038]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.081153][ T1038]  ___sys_sendmsg (net/socket.c:2752)
[   48.081283][ T1038]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.081446][ T1038]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.081587][ T1038]  __sys_sendmsg (net/socket.c:2784)
[   48.081725][ T1038]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.081867][ T1038]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.082035][ T1038]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.082165][ T1038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.082295][ T1038]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.082422][ T1038]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.082549][ T1038]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.082684][ T1038]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.082852][ T1038] RIP: 0033:0x7ff58360408e
[   48.082984][ T1038] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.083438][ T1038] RSP: 002b:00007ffc63af3340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.083634][ T1038] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007ff58360408e
[   48.083834][ T1038] RDX: 0000000000000000 RSI: 00007ffc63af33f0 RDI: 0000000000000005
[   48.084021][ T1038] RBP: 00007ffc63af3350 R08: 0000000000000000 R09: 0000000000000000
[   48.084209][ T1038] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33b
[   48.084398][ T1038] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc63af3ac0
| [   48.085736][ T1038] ---[ end trace 0000000000000000 ]---
| [   48.087930][ T1038] ------------[ cut here ]------------
| [   48.088069][ T1038] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1038
| [   48.088563][ T1038] Tainted: [W]=WARN
[   48.088669][ T1038] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.088834][ T1038] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.088993][ T1038] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   48.089436][ T1038] RSP: 0018:ffa0000002327188 EFLAGS: 00010286
[   48.089601][ T1038] RAX: 00000000ffffffa6 RBX: ff1100000c66f1c0 RCX: 1ff4000000464df7
[   48.089791][ T1038] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c66f278
[   48.089984][ T1038] RBP: ff11000007a99000 R08: 1fe22000018cde50 R09: ff1100001984d158
[   48.090174][ T1038] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.090364][ T1038] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.090555][ T1038] FS:  00007ff5833ca840(0000) GS:ff110000a5b30000(0000) knlGS:0000000000000000
[   48.090843][ T1038] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.091006][ T1038] CR2: 00007f47be2c5000 CR3: 0000000019b5f003 CR4: 0000000000771ef0
[   48.091194][ T1038] PKRU: 55555554
[   48.091286][ T1038] Call Trace:
[   48.091377][ T1038]  <TASK>
[   48.091440][ T1038]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.091603][ T1038]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.091759][ T1038]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.091888][ T1038]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.092010][ T1038]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.092165][ T1038]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.092289][ T1038]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.092412][ T1038]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.092537][ T1038]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.092661][ T1038]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.092804][ T1038]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.092930][ T1038]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.093052][ T1038]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.093175][ T1038]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.093300][ T1038]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.093422][ T1038]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.093543][ T1038]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.093670][ T1038]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.093796][ T1038]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.093924][ T1038]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.094046][ T1038]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.094170][ T1038]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.094291][ T1038]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.094413][ T1038]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   48.094536][ T1038]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.094663][ T1038]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.094790][ T1038]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.094916][ T1038]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.095038][ T1038]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.095163][ T1038]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.095284][ T1038]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.095406][ T1038]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.095528][ T1038]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.095656][ T1038]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.095783][ T1038]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.095911][ T1038]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.096038][ T1038]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.096161][ T1038]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.096282][ T1038]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.096405][ T1038]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.096555][ T1038]  ? move_addr_to_kernel (net/socket.c:258)
[   48.096684][ T1038]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.096810][ T1038]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.096948][ T1038]  ___sys_sendmsg (net/socket.c:2752)
[   48.097070][ T1038]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.097224][ T1038]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.097357][ T1038]  __sys_sendmsg (net/socket.c:2784)
[   48.097481][ T1038]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.097606][ T1038]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.097764][ T1038]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.097895][ T1038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.098017][ T1038]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.098144][ T1038]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.098266][ T1038]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.098388][ T1038]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.098540][ T1038] RIP: 0033:0x7ff58360408e
[   48.098674][ T1038] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.099120][ T1038] RSP: 002b:00007ffc63af3340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.099305][ T1038] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007ff58360408e
[   48.099491][ T1038] RDX: 0000000000000000 RSI: 00007ffc63af33f0 RDI: 0000000000000005
[   48.099691][ T1038] RBP: 00007ffc63af3350 R08: 0000000000000000 R09: 0000000000000000
[   48.099887][ T1038] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33b
[   48.100070][ T1038] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc63af3ac0
| [   48.101306][ T1038] ---[ end trace 0000000000000000 ]---
| [   48.102906][ T1038] ------------[ cut here ]------------
| [   48.103044][ T1038] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1038
| [   48.103558][ T1038] Tainted: [W]=WARN
[   48.103662][ T1038] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.103832][ T1038] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.103991][ T1038] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   48.104424][ T1038] RSP: 0018:ffa0000002327188 EFLAGS: 00010286
[   48.104579][ T1038] RAX: 00000000ffffffa6 RBX: ff1100000f300200 RCX: 1ff4000000464df7
[   48.104769][ T1038] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3002b8
[   48.104956][ T1038] RBP: ff11000005d64000 R08: 1fe2200001e60058 R09: ff1100001984d158
[   48.105137][ T1038] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.105320][ T1038] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.105501][ T1038] FS:  00007ff5833ca840(0000) GS:ff110000a5b30000(0000) knlGS:0000000000000000
[   48.105720][ T1038] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.105882][ T1038] CR2: 00007f47be2c5000 CR3: 0000000019b5f003 CR4: 0000000000771ef0
[   48.106066][ T1038] PKRU: 55555554
[   48.106158][ T1038] Call Trace:
[   48.106249][ T1038]  <TASK>
[   48.106312][ T1038]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.106467][ T1038]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.106624][ T1038]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.106745][ T1038]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.106876][ T1038]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.107033][ T1038]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.107154][ T1038]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.107275][ T1038]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.107399][ T1038]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.107520][ T1038]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.107660][ T1038]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.107786][ T1038]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.107915][ T1038]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.108037][ T1038]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.108160][ T1038]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.108280][ T1038]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.108407][ T1038]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.108528][ T1038]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.108657][ T1038]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.108784][ T1038]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.108916][ T1038]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.109037][ T1038]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.109162][ T1038]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.109283][ T1038]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   48.109405][ T1038]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.109525][ T1038]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.109657][ T1038]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.109789][ T1038]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.109924][ T1038]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.110054][ T1038]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.110181][ T1038]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.110308][ T1038]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.110434][ T1038]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.110556][ T1038]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.110682][ T1038]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.110809][ T1038]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.110938][ T1038]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.111061][ T1038]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.111183][ T1038]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.111303][ T1038]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.111453][ T1038]  ? move_addr_to_kernel (net/socket.c:258)
[   48.111575][ T1038]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.111702][ T1038]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.111831][ T1038]  ___sys_sendmsg (net/socket.c:2752)
[   48.111953][ T1038]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.112104][ T1038]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.112235][ T1038]  __sys_sendmsg (net/socket.c:2784)
[   48.112356][ T1038]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.112482][ T1038]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.112640][ T1038]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.112766][ T1038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.112901][ T1038]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.113023][ T1038]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.113145][ T1038]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.113267][ T1038]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.113417][ T1038] RIP: 0033:0x7ff58360408e
[   48.113547][ T1038] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.113995][ T1038] RSP: 002b:00007ffc63af3340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.114185][ T1038] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007ff58360408e
[   48.114371][ T1038] RDX: 0000000000000000 RSI: 00007ffc63af33f0 RDI: 0000000000000005
[   48.114556][ T1038] RBP: 00007ffc63af3350 R08: 0000000000000000 R09: 0000000000000000
[   48.114761][ T1038] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33b
[   48.114954][ T1038] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc63af3ac0
| [   48.116188][ T1038] ---[ end trace 0000000000000000 ]---
| [   48.164473][ T1039] ------------[ cut here ]------------
| [   48.164819][ T1039] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1039
| [   48.165426][ T1039] Tainted: [W]=WARN
[   48.165566][ T1039] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.165789][ T1039] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.166012][ T1039] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   48.166502][ T1039] RSP: 0018:ffa0000001067058 EFLAGS: 00010286
[   48.166721][ T1039] RAX: 00000000ffffffa6 RBX: ff1100000f3011c0 RCX: 1ff400000020cdd1
[   48.166978][ T1039] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f301278
[   48.167213][ T1039] RBP: ff11000019424000 R08: 1fe2200001e60250 R09: ff1100001984ae58
[   48.167447][ T1039] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   48.167693][ T1039] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000194e1000
[   48.167952][ T1039] FS:  00007fe4b1998840(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   48.168217][ T1039] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.168423][ T1039] CR2: 0000000034774988 CR3: 00000000199ce006 CR4: 0000000000771ef0
[   48.168672][ T1039] PKRU: 55555554
[   48.168825][ T1039] Call Trace:
[   48.168974][ T1039]  <TASK>
[   48.169085][ T1039]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.169263][ T1039]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.169407][ T1039]  netif_close_many (net/core/dev.c:1804)
[   48.169582][ T1039]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.169775][ T1039]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.169963][ T1039]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.170140][ T1039]  ? __dev_close_many (net/core/dev.c:1781)
[   48.170314][ T1039]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.170519][ T1039]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   48.170739][ T1039]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.170927][ T1039]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.171131][ T1039]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.171304][ T1039]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.171477][ T1039]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.171696][ T1039]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.171892][ T1039]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.172069][ T1039]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.172241][ T1039]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.172415][ T1039]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.172600][ T1039]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.172795][ T1039]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.172977][ T1039]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.173152][ T1039]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.173329][ T1039]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.173503][ T1039]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.173689][ T1039]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.173877][ T1039]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.174051][ T1039]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.174226][ T1039]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.174404][ T1039]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.174579][ T1039]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.174773][ T1039]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.174958][ T1039]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.175132][ T1039]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   48.175306][ T1039]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.175478][ T1039]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.175671][ T1039]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.175861][ T1039]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.176036][ T1039]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.176217][ T1039]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.176395][ T1039]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.176573][ T1039]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.176764][ T1039]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.176953][ T1039]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.177130][ T1039]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.177309][ T1039]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.177487][ T1039]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.177673][ T1039]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.177862][ T1039]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.178037][ T1039]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.178242][ T1039]  ? move_addr_to_kernel (net/socket.c:258)
[   48.178418][ T1039]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.178605][ T1039]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.178787][ T1039]  ___sys_sendmsg (net/socket.c:2752)
[   48.178968][ T1039]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.179172][ T1039]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.179355][ T1039]  __sys_sendmsg (net/socket.c:2784)
[   48.179533][ T1039]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.179719][ T1039]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.179943][ T1039]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.180122][ T1039]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.180300][ T1039]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.180474][ T1039]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.180661][ T1039]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.180854][ T1039]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.181060][ T1039] RIP: 0033:0x7fe4b1bd208e
[   48.181241][ T1039] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.181748][ T1039] RSP: 002b:00007fff19eaf9a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.182005][ T1039] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe4b1bd208e
[   48.182246][ T1039] RDX: 0000000000000000 RSI: 00007fff19eafa50 RDI: 0000000000000005
[   48.182482][ T1039] RBP: 00007fff19eaf9b0 R08: 0000000000000000 R09: 0000000000000000
[   48.182732][ T1039] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33b
[   48.182984][ T1039] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff19eb0120
| [   48.184635][ T1039] ---[ end trace 0000000000000000 ]---
| [   48.186300][ T1039] ------------[ cut here ]------------
| [   48.186477][ T1039] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1039
| [   48.187121][ T1039] Tainted: [W]=WARN
[   48.187263][ T1039] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.187467][ T1039] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.188158][ T1039] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   48.188677][ T1039] RSP: 0018:ffa0000001067058 EFLAGS: 00010286
[   48.188906][ T1039] RAX: 00000000ffffffa6 RBX: ff11000019fdb000 RCX: 1ff400000020cdd1
[   48.189141][ T1039] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000019fdb0b8
[   48.189375][ T1039] RBP: ff110000194e1000 R08: 1fe22000033fb618 R09: ff1100001984ae58
[   48.189623][ T1039] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   48.189882][ T1039] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000010670f0
[   48.190118][ T1039] FS:  00007fe4b1998840(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   48.190383][ T1039] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.190602][ T1039] CR2: 0000000034774988 CR3: 00000000199ce006 CR4: 0000000000771ef0
[   48.190863][ T1039] PKRU: 55555554
[   48.191006][ T1039] Call Trace:
[   48.191147][ T1039]  <TASK>
[   48.191258][ T1039]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.191432][ T1039]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.191623][ T1039]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.191772][ T1039]  netif_close_many (net/core/dev.c:1804)
[   48.191963][ T1039]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.192141][ T1039]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.192314][ T1039]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.192492][ T1039]  ? __dev_close_many (net/core/dev.c:1781)
[   48.192680][ T1039]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.192904][ T1039]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   48.193111][ T1039]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.193284][ T1039]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.193497][ T1039]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.193690][ T1039]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.193883][ T1039]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.194101][ T1039]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.194278][ T1039]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.194453][ T1039]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.194640][ T1039]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.194835][ T1039]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.195012][ T1039]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.195201][ T1039]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.195374][ T1039]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.195548][ T1039]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.195737][ T1039]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.195930][ T1039]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.196105][ T1039]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.196281][ T1039]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.196454][ T1039]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.196641][ T1039]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.196825][ T1039]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.197008][ T1039]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.197179][ T1039]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.197353][ T1039]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.197529][ T1039]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   48.197720][ T1039]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.197905][ T1039]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.198080][ T1039]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.198257][ T1039]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.198430][ T1039]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.198619][ T1039]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.198799][ T1039]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.198985][ T1039]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.199165][ T1039]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.199337][ T1039]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.199512][ T1039]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.199699][ T1039]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.199890][ T1039]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.200070][ T1039]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.200246][ T1039]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.200421][ T1039]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.200636][ T1039]  ? move_addr_to_kernel (net/socket.c:258)
[   48.200820][ T1039]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.201004][ T1039]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.201179][ T1039]  ___sys_sendmsg (net/socket.c:2752)
[   48.201351][ T1039]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.201554][ T1039]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.201749][ T1039]  __sys_sendmsg (net/socket.c:2784)
[   48.201938][ T1039]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.202111][ T1039]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.202315][ T1039]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.202489][ T1039]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.202677][ T1039]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.202869][ T1039]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.203045][ T1039]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.203218][ T1039]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.203420][ T1039] RIP: 0033:0x7fe4b1bd208e
[   48.203609][ T1039] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.204117][ T1039] RSP: 002b:00007fff19eaf9a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.204356][ T1039] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe4b1bd208e
[   48.204602][ T1039] RDX: 0000000000000000 RSI: 00007fff19eafa50 RDI: 0000000000000005
[   48.204852][ T1039] RBP: 00007fff19eaf9b0 R08: 0000000000000000 R09: 0000000000000000
[   48.205084][ T1039] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33b
[   48.205319][ T1039] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff19eb0120
| [   48.206949][ T1039] ---[ end trace 0000000000000000 ]---
| [   48.210524][ T1039] ------------[ cut here ]------------
| [   48.210701][ T1039] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1039
| [   48.211296][ T1039] Tainted: [W]=WARN
[   48.211434][ T1039] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.211962][ T1039] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.212236][ T1039] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   48.212798][ T1039] RSP: 0018:ffa0000001067188 EFLAGS: 00010286
[   48.213060][ T1039] RAX: 00000000ffffffa6 RBX: ff1100000c401540 RCX: 1ff400000020cdf7
[   48.213347][ T1039] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c4015f8
[   48.213643][ T1039] RBP: ff11000019424000 R08: 1fe22000018802c0 R09: ff1100001984ae58
[   48.213943][ T1039] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   48.214225][ T1039] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.214506][ T1039] FS:  00007fe4b1998840(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   48.214841][ T1039] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.215093][ T1039] CR2: 0000000034774988 CR3: 00000000199ce006 CR4: 0000000000771ef0
[   48.215370][ T1039] PKRU: 55555554
[   48.215555][ T1039] Call Trace:
[   48.215755][ T1039]  <TASK>
[   48.215927][ T1039]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.216189][ T1039]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.216437][ T1039]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.216665][ T1039]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.216902][ T1039]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.217160][ T1039]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.217379][ T1039]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.217610][ T1039]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.217843][ T1039]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.218061][ T1039]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.218291][ T1039]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.218507][ T1039]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.218737][ T1039]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.218972][ T1039]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.219194][ T1039]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.219414][ T1039]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.219645][ T1039]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.219884][ T1039]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.220107][ T1039]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.220330][ T1039]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.220547][ T1039]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.220790][ T1039]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.221014][ T1039]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.221234][ T1039]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   48.221453][ T1039]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.221683][ T1039]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.221921][ T1039]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.222139][ T1039]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.222472][ T1039]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.222745][ T1039]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.223037][ T1039]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.223209][ T1039]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.223382][ T1039]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.223551][ T1039]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.223732][ T1039]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.223919][ T1039]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.224091][ T1039]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.224259][ T1039]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.224432][ T1039]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.224612][ T1039]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.224820][ T1039]  ? move_addr_to_kernel (net/socket.c:258)
[   48.224999][ T1039]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.225168][ T1039]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.225338][ T1039]  ___sys_sendmsg (net/socket.c:2752)
[   48.225506][ T1039]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.225723][ T1039]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.225914][ T1039]  __sys_sendmsg (net/socket.c:2784)
[   48.226083][ T1039]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.226250][ T1039]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.226451][ T1039]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.226633][ T1039]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.226813][ T1039]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.226994][ T1039]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.227161][ T1039]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.227330][ T1039]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.227525][ T1039] RIP: 0033:0x7fe4b1bd208e
[   48.227710][ T1039] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.228205][ T1039] RSP: 002b:00007fff19eaf9a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.228433][ T1039] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe4b1bd208e
[   48.228670][ T1039] RDX: 0000000000000000 RSI: 00007fff19eafa50 RDI: 0000000000000005
[   48.228913][ T1039] RBP: 00007fff19eaf9b0 R08: 0000000000000000 R09: 0000000000000000
[   48.229142][ T1039] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33b
[   48.229369][ T1039] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff19eb0120
| [   48.230984][ T1039] ---[ end trace 0000000000000000 ]---
| [   48.232564][ T1039] ------------[ cut here ]------------
| [   48.233054][ T1039] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1039
| [   48.233653][ T1039] Tainted: [W]=WARN
[   48.233799][ T1039] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.234009][ T1039] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.234211][ T1039] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   48.234697][ T1039] RSP: 0018:ffa0000001067188 EFLAGS: 00010286
[   48.234912][ T1039] RAX: 00000000ffffffa6 RBX: ff110000054b0580 RCX: 1ff400000020cdf7
[   48.235142][ T1039] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000054b0638
[   48.235368][ T1039] RBP: ff110000194e1000 R08: 1fe2200000a960c8 R09: ff1100001984ae58
[   48.235605][ T1039] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   48.235848][ T1039] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.236079][ T1039] FS:  00007fe4b1998840(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   48.236335][ T1039] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.236533][ T1039] CR2: 0000000034774988 CR3: 00000000199ce006 CR4: 0000000000771ef0
[   48.236778][ T1039] PKRU: 55555554
[   48.236925][ T1039] Call Trace:
[   48.237065][ T1039]  <TASK>
[   48.237174][ T1039]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.237375][ T1039]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.237570][ T1039]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.237754][ T1039]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.237934][ T1039]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.238134][ T1039]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.238302][ T1039]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.238471][ T1039]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.238653][ T1039]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.238836][ T1039]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.239019][ T1039]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.239185][ T1039]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.239353][ T1039]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.239521][ T1039]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.239700][ T1039]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.239889][ T1039]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.240058][ T1039]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.240225][ T1039]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.240394][ T1039]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.240563][ T1039]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.240742][ T1039]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.240924][ T1039]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.241092][ T1039]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.241258][ T1039]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   48.241428][ T1039]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.241607][ T1039]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.241780][ T1039]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.241963][ T1039]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.242142][ T1039]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.242312][ T1039]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.242480][ T1039]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.242665][ T1039]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.242851][ T1039]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.243020][ T1039]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.243188][ T1039]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.243357][ T1039]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.243525][ T1039]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.243706][ T1039]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.243893][ T1039]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.244061][ T1039]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.244255][ T1039]  ? move_addr_to_kernel (net/socket.c:258)
[   48.244425][ T1039]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.244605][ T1039]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.244779][ T1039]  ___sys_sendmsg (net/socket.c:2752)
[   48.244962][ T1039]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.245164][ T1039]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.245341][ T1039]  __sys_sendmsg (net/socket.c:2784)
[   48.245508][ T1039]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.245690][ T1039]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.245904][ T1039]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.246074][ T1039]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.246245][ T1039]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.246411][ T1039]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.246579][ T1039]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.246764][ T1039]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.246976][ T1039] RIP: 0033:0x7fe4b1bd208e
[   48.247150][ T1039] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.247635][ T1039] RSP: 002b:00007fff19eaf9a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.247882][ T1039] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe4b1bd208e
[   48.248111][ T1039] RDX: 0000000000000000 RSI: 00007fff19eafa50 RDI: 0000000000000005
[   48.248338][ T1039] RBP: 00007fff19eaf9b0 R08: 0000000000000000 R09: 0000000000000000
[   48.248566][ T1039] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33b
[   48.248814][ T1039] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff19eb0120
| [   48.250389][ T1039] ---[ end trace 0000000000000000 ]---
| [   48.295041][ T1040] ------------[ cut here ]------------
| [   48.295188][ T1040] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1040
| [   48.295739][ T1040] Tainted: [W]=WARN
[   48.295844][ T1040] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.296003][ T1040] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.296166][ T1040] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   48.296620][ T1040] RSP: 0018:ffa0000002337058 EFLAGS: 00010286
[   48.296788][ T1040] RAX: 00000000ffffffa6 RBX: ff110000054b1540 RCX: 1ff4000000466dd1
[   48.296981][ T1040] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000054b15f8
[   48.297170][ T1040] RBP: ff11000008771000 R08: 1fe2200000a962c0 R09: ff1100000ce28b58
[   48.297358][ T1040] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   48.297546][ T1040] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ec1000
[   48.297742][ T1040] FS:  00007fbe9ef71840(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   48.297971][ T1040] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.298129][ T1040] CR2: 00007fbe9f2411a0 CR3: 0000000019b58005 CR4: 0000000000771ef0
[   48.298320][ T1040] PKRU: 55555554
[   48.298414][ T1040] Call Trace:
[   48.298508][ T1040]  <TASK>
[   48.298572][ T1040]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.298708][ T1040]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.298810][ T1040]  netif_close_many (net/core/dev.c:1804)
[   48.298939][ T1040]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.299063][ T1040]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.299187][ T1040]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.299315][ T1040]  ? __dev_close_many (net/core/dev.c:1781)
[   48.299441][ T1040]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.299603][ T1040]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   48.299766][ T1040]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.299897][ T1040]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.300051][ T1040]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.300176][ T1040]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.300302][ T1040]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.300460][ T1040]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.300587][ T1040]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.301301][ T1040]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.301427][ T1040]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.301559][ T1040]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.301747][ T1040]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.301897][ T1040]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.302023][ T1040]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.302148][ T1040]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.302273][ T1040]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.302399][ T1040]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.302524][ T1040]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.302732][ T1040]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.302865][ T1040]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.302992][ T1040]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.303119][ T1040]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.303244][ T1040]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.303369][ T1040]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.303495][ T1040]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.303631][ T1040]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   48.303764][ T1040]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.303894][ T1040]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.304021][ T1040]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.304146][ T1040]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.304271][ T1040]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.304399][ T1040]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.304525][ T1040]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.304658][ T1040]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.304791][ T1040]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.304924][ T1040]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.305051][ T1040]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.305176][ T1040]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.305303][ T1040]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.305430][ T1040]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.305554][ T1040]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.305685][ T1040]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.305852][ T1040]  ? move_addr_to_kernel (net/socket.c:258)
[   48.305981][ T1040]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.306107][ T1040]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.306234][ T1040]  ___sys_sendmsg (net/socket.c:2752)
[   48.306358][ T1040]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.306512][ T1040]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.306658][ T1040]  __sys_sendmsg (net/socket.c:2784)
[   48.306789][ T1040]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.306920][ T1040]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.307077][ T1040]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.307203][ T1040]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.307329][ T1040]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.307454][ T1040]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.307579][ T1040]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.307710][ T1040]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.307875][ T1040] RIP: 0033:0x7fbe9f1ab08e
[   48.308007][ T1040] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.308455][ T1040] RSP: 002b:00007ffc5d4d11e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.308654][ T1040] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fbe9f1ab08e
[   48.308852][ T1040] RDX: 0000000000000000 RSI: 00007ffc5d4d1290 RDI: 0000000000000005
[   48.309039][ T1040] RBP: 00007ffc5d4d11f0 R08: 0000000000000000 R09: 0000000000000000
[   48.309226][ T1040] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33b
[   48.309412][ T1040] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5d4d1960
| [   48.310704][ T1040] ---[ end trace 0000000000000000 ]---
| [   48.312026][ T1040] ------------[ cut here ]------------
| [   48.312173][ T1040] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1040
| [   48.312966][ T1040] Tainted: [W]=WARN
[   48.313065][ T1040] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.313221][ T1040] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.313383][ T1040] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   48.313895][ T1040] RSP: 0018:ffa0000002337058 EFLAGS: 00010286
[   48.314054][ T1040] RAX: 00000000ffffffa6 RBX: ff11000009b27380 RCX: 1ff4000000466dd1
[   48.314243][ T1040] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b27438
[   48.314432][ T1040] RBP: ff11000008ec1000 R08: 1fe2200001364e88 R09: ff1100000ce28b58
[   48.314763][ T1040] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   48.314956][ T1040] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000023370f0
[   48.315197][ T1040] FS:  00007fbe9ef71840(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   48.315416][ T1040] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.315574][ T1040] CR2: 00007fbe9f2411a0 CR3: 0000000019b58005 CR4: 0000000000771ef0
[   48.315771][ T1040] PKRU: 55555554
[   48.315870][ T1040] Call Trace:
[   48.315964][ T1040]  <TASK>
[   48.316029][ T1040]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.316154][ T1040]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.316281][ T1040]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.316376][ T1040]  netif_close_many (net/core/dev.c:1804)
[   48.316503][ T1040]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.316633][ T1040]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.316764][ T1040]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.316893][ T1040]  ? __dev_close_many (net/core/dev.c:1781)
[   48.317019][ T1040]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.317176][ T1040]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   48.317334][ T1040]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.317459][ T1040]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.317622][ T1040]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.317747][ T1040]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.317882][ T1040]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.318039][ T1040]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.318166][ T1040]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.318292][ T1040]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.318418][ T1040]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.318545][ T1040]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.318675][ T1040]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.318816][ T1040]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.318944][ T1040]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.319068][ T1040]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.319193][ T1040]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.319320][ T1040]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.319445][ T1040]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.319569][ T1040]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.319699][ T1040]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.319835][ T1040]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.319963][ T1040]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.320089][ T1040]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.320214][ T1040]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.320340][ T1040]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.320464][ T1040]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   48.320596][ T1040]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.320722][ T1040]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.320863][ T1040]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.320987][ T1040]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.321112][ T1040]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.321242][ T1040]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.321367][ T1040]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.321494][ T1040]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.321626][ T1040]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.321755][ T1040]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.321888][ T1040]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.322014][ T1040]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.322141][ T1040]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.322268][ T1040]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.322394][ T1040]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.322518][ T1040]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.322681][ T1040]  ? move_addr_to_kernel (net/socket.c:258)
[   48.322812][ T1040]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.322941][ T1040]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.323067][ T1040]  ___sys_sendmsg (net/socket.c:2752)
[   48.323193][ T1040]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.323349][ T1040]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.323482][ T1040]  __sys_sendmsg (net/socket.c:2784)
[   48.323616][ T1040]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.323742][ T1040]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.323910][ T1040]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.324036][ T1040]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.324162][ T1040]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.324287][ T1040]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.324413][ T1040]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.324539][ T1040]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.324706][ T1040] RIP: 0033:0x7fbe9f1ab08e
[   48.324847][ T1040] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.325294][ T1040] RSP: 002b:00007ffc5d4d11e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.325482][ T1040] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fbe9f1ab08e
[   48.325674][ T1040] RDX: 0000000000000000 RSI: 00007ffc5d4d1290 RDI: 0000000000000005
[   48.325884][ T1040] RBP: 00007ffc5d4d11f0 R08: 0000000000000000 R09: 0000000000000000
[   48.326070][ T1040] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33b
[   48.326256][ T1040] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5d4d1960
| [   48.327519][ T1040] ---[ end trace 0000000000000000 ]---
| [   48.336028][ T1040] ------------[ cut here ]------------
| [   48.336168][ T1040] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1040
| [   48.336669][ T1040] Tainted: [W]=WARN
[   48.336766][ T1040] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.336924][ T1040] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.337083][ T1040] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   48.337520][ T1040] RSP: 0018:ffa0000002337188 EFLAGS: 00010286
[   48.337705][ T1040] RAX: 00000000ffffffa6 RBX: ff1100000a0f7c40 RCX: 1ff4000000466df7
[   48.337897][ T1040] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a0f7cf8
[   48.338078][ T1040] RBP: ff11000008771000 R08: 1fe220000141efa0 R09: ff1100000ce28b58
[   48.338261][ T1040] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   48.338444][ T1040] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.338632][ T1040] FS:  00007fbe9ef71840(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   48.338857][ T1040] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.339012][ T1040] CR2: 0000555991c7cd5c CR3: 0000000019b58004 CR4: 0000000000771ef0
[   48.339195][ T1040] PKRU: 55555554
[   48.339287][ T1040] Call Trace:
[   48.339379][ T1040]  <TASK>
[   48.339441][ T1040]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.339602][ T1040]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.339769][ T1040]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.339899][ T1040]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.340020][ T1040]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.340174][ T1040]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.340297][ T1040]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.340419][ T1040]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.340540][ T1040]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.340664][ T1040]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.340805][ T1040]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.340932][ T1040]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.341053][ T1040]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.341174][ T1040]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.341297][ T1040]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.341418][ T1040]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.341541][ T1040]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.341673][ T1040]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.341799][ T1040]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.341926][ T1040]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.342048][ T1040]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.342169][ T1040]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.342290][ T1040]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.342410][ T1040]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   48.342534][ T1040]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.342660][ T1040]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.342787][ T1040]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.342914][ T1040]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.343036][ T1040]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.343159][ T1040]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.343280][ T1040]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.343405][ T1040]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.343530][ T1040]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.343659][ T1040]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.343785][ T1040]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.343914][ T1040]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.344036][ T1040]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.344158][ T1040]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.344279][ T1040]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.344402][ T1040]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.344557][ T1040]  ? move_addr_to_kernel (net/socket.c:258)
[   48.344687][ T1040]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.344813][ T1040]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.344941][ T1040]  ___sys_sendmsg (net/socket.c:2752)
[   48.345061][ T1040]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.345213][ T1040]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.345348][ T1040]  __sys_sendmsg (net/socket.c:2784)
[   48.345472][ T1040]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.345600][ T1040]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.345758][ T1040]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.345892][ T1040]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.346018][ T1040]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.346140][ T1040]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.346262][ T1040]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.346383][ T1040]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.346534][ T1040] RIP: 0033:0x7fbe9f1ab08e
[   48.346666][ T1040] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.347107][ T1040] RSP: 002b:00007ffc5d4d11e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.347292][ T1040] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fbe9f1ab08e
[   48.347478][ T1040] RDX: 0000000000000000 RSI: 00007ffc5d4d1290 RDI: 0000000000000005
[   48.347662][ T1040] RBP: 00007ffc5d4d11f0 R08: 0000000000000000 R09: 0000000000000000
[   48.347853][ T1040] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33b
[   48.348036][ T1040] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5d4d1960
| [   48.349254][ T1040] ---[ end trace 0000000000000000 ]---
| [   48.350793][ T1040] ------------[ cut here ]------------
| [   48.350925][ T1040] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1040
| [   48.351418][ T1040] Tainted: [W]=WARN
[   48.351511][ T1040] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.351668][ T1040] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.351834][ T1040] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   48.352267][ T1040] RSP: 0018:ffa0000002337188 EFLAGS: 00010286
[   48.352420][ T1040] RAX: 00000000ffffffa6 RBX: ff1100000b91ac80 RCX: 1ff4000000466df7
[   48.352605][ T1040] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b91ad38
[   48.352793][ T1040] RBP: ff11000008ec1000 R08: 1fe22000017235a8 R09: ff1100000ce28b58
[   48.352979][ T1040] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   48.353160][ T1040] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.353343][ T1040] FS:  00007fbe9ef71840(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   48.353557][ T1040] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.353715][ T1040] CR2: 0000555991c7cd5c CR3: 0000000019b58004 CR4: 0000000000771ef0
[   48.353909][ T1040] PKRU: 55555554
[   48.354001][ T1040] Call Trace:
[   48.354092][ T1040]  <TASK>
[   48.354154][ T1040]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.354310][ T1040]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.354463][ T1040]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.354585][ T1040]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.354711][ T1040]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.354875][ T1040]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.354997][ T1040]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.355119][ T1040]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.355239][ T1040]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.355361][ T1040]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.355498][ T1040]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.355625][ T1040]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.355764][ T1040]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.355899][ T1040]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.356022][ T1040]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.356143][ T1040]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.356265][ T1040]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.356387][ T1040]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.356512][ T1040]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.356639][ T1040]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.356766][ T1040]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.356892][ T1040]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.357013][ T1040]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.357135][ T1040]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   48.357258][ T1040]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.357379][ T1040]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.357501][ T1040]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.357627][ T1040]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.357749][ T1040]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.357884][ T1040]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.358005][ T1040]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.358127][ T1040]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.358249][ T1040]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.358372][ T1040]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.358495][ T1040]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.358622][ T1040]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.358744][ T1040]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.358874][ T1040]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.358997][ T1040]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.359118][ T1040]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.359269][ T1040]  ? move_addr_to_kernel (net/socket.c:258)
[   48.359391][ T1040]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.359511][ T1040]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.359636][ T1040]  ___sys_sendmsg (net/socket.c:2752)
[   48.359761][ T1040]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.359917][ T1040]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.360049][ T1040]  __sys_sendmsg (net/socket.c:2784)
[   48.360178][ T1040]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.360301][ T1040]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.360456][ T1040]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.360581][ T1040]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.360715][ T1040]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.360850][ T1040]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.360976][ T1040]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.361101][ T1040]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.361252][ T1040] RIP: 0033:0x7fbe9f1ab08e
[   48.361378][ T1040] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.361816][ T1040] RSP: 002b:00007ffc5d4d11e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.362009][ T1040] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fbe9f1ab08e
[   48.362189][ T1040] RDX: 0000000000000000 RSI: 00007ffc5d4d1290 RDI: 0000000000000005
[   48.362369][ T1040] RBP: 00007ffc5d4d11f0 R08: 0000000000000000 R09: 0000000000000000
[   48.362555][ T1040] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33b
[   48.362749][ T1040] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5d4d1960
| [   48.363984][ T1040] ---[ end trace 0000000000000000 ]---
| [   48.405453][ T1041] ------------[ cut here ]------------
| [   48.405633][ T1041] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1041
| [   48.406163][ T1041] Tainted: [W]=WARN
[   48.406263][ T1041] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.406422][ T1041] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.406596][ T1041] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   48.407064][ T1041] RSP: 0018:ffa0000002337058 EFLAGS: 00010286
[   48.407227][ T1041] RAX: 00000000ffffffa6 RBX: ff1100000b91bc40 RCX: 1ff4000000466dd1
[   48.407416][ T1041] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b91bcf8
[   48.407619][ T1041] RBP: ff11000007fdc000 R08: 1fe22000017237a0 R09: ff1100000d515158
[   48.407820][ T1041] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   48.408018][ T1041] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010004000
[   48.408214][ T1041] FS:  00007f5c1d5fe840(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   48.408447][ T1041] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.408617][ T1041] CR2: 000000001ff27988 CR3: 0000000019a72001 CR4: 0000000000771ef0
[   48.408822][ T1041] PKRU: 55555554
[   48.408926][ T1041] Call Trace:
[   48.409023][ T1041]  <TASK>
[   48.409091][ T1041]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.409226][ T1041]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.409326][ T1041]  netif_close_many (net/core/dev.c:1804)
[   48.409457][ T1041]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.409606][ T1041]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.409737][ T1041]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.409874][ T1041]  ? __dev_close_many (net/core/dev.c:1781)
[   48.410004][ T1041]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.410168][ T1041]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   48.410334][ T1041]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.410464][ T1041]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.410628][ T1041]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.410763][ T1041]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.410899][ T1041]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.411060][ T1041]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.411192][ T1041]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.411320][ T1041]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.411446][ T1041]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.411573][ T1041]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.412245][ T1041]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.412410][ T1041]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.412545][ T1041]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.412677][ T1041]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.412807][ T1041]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.412943][ T1041]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.413069][ T1041]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.413199][ T1041]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.413327][ T1041]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.413457][ T1041]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.413594][ T1041]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.413727][ T1041]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.413866][ T1041]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.413997][ T1041]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.414125][ T1041]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   48.414252][ T1041]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.414377][ T1041]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.414505][ T1041]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.414635][ T1041]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.414766][ T1041]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.414903][ T1041]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.415030][ T1041]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.415156][ T1041]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.415282][ T1041]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.415408][ T1041]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.415534][ T1041]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.415669][ T1041]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.415799][ T1041]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.415931][ T1041]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.416057][ T1041]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.416183][ T1041]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.416343][ T1041]  ? move_addr_to_kernel (net/socket.c:258)
[   48.416471][ T1041]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.416602][ T1041]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.416730][ T1041]  ___sys_sendmsg (net/socket.c:2752)
[   48.416865][ T1041]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.417022][ T1041]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.417157][ T1041]  __sys_sendmsg (net/socket.c:2784)
[   48.417282][ T1041]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.417407][ T1041]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.417566][ T1041]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.417696][ T1041]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.417829][ T1041]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.417955][ T1041]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.418080][ T1041]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.418207][ T1041]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.418361][ T1041] RIP: 0033:0x7f5c1d83808e
[   48.418491][ T1041] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.418964][ T1041] RSP: 002b:00007fff3de17b10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.419156][ T1041] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5c1d83808e
[   48.419343][ T1041] RDX: 0000000000000000 RSI: 00007fff3de17bc0 RDI: 0000000000000005
[   48.419530][ T1041] RBP: 00007fff3de17b20 R08: 0000000000000000 R09: 0000000000000000
[   48.419722][ T1041] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33b
[   48.419919][ T1041] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3de18290
| [   48.421196][ T1041] ---[ end trace 0000000000000000 ]---
| [   48.422672][ T1041] ------------[ cut here ]------------
| [   48.422804][ T1041] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1041
| [   48.423309][ T1041] Tainted: [W]=WARN
[   48.423404][ T1041] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.423562][ T1041] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.424196][ T1041] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   48.424654][ T1041] RSP: 0018:ffa0000002337058 EFLAGS: 00010286
[   48.424824][ T1041] RAX: 00000000ffffffa6 RBX: ff1100000b921c40 RCX: 1ff4000000466dd1
[   48.425017][ T1041] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b921cf8
[   48.425206][ T1041] RBP: ff11000010004000 R08: 1fe22000017243a0 R09: ff1100000d515158
[   48.425397][ T1041] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   48.425587][ T1041] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000023370f0
[   48.425785][ T1041] FS:  00007f5c1d5fe840(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   48.426008][ T1041] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.426166][ T1041] CR2: 000000001ff27988 CR3: 0000000019a72001 CR4: 0000000000771ef0
[   48.426358][ T1041] PKRU: 55555554
[   48.426454][ T1041] Call Trace:
[   48.426548][ T1041]  <TASK>
[   48.426619][ T1041]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.426744][ T1041]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.426881][ T1041]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.426977][ T1041]  netif_close_many (net/core/dev.c:1804)
[   48.427101][ T1041]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.427228][ T1041]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.427353][ T1041]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.427480][ T1041]  ? __dev_close_many (net/core/dev.c:1781)
[   48.427611][ T1041]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.427771][ T1041]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   48.427934][ T1041]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.428061][ T1041]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.428217][ T1041]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.428344][ T1041]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.428469][ T1041]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.428635][ T1041]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.428768][ T1041]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.428900][ T1041]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.429026][ T1041]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.429153][ T1041]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.429281][ T1041]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.429421][ T1041]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.429548][ T1041]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.429680][ T1041]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.429810][ T1041]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.429948][ T1041]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.430074][ T1041]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.430199][ T1041]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.430326][ T1041]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.430452][ T1041]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.430577][ T1041]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.430708][ T1041]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.430844][ T1041]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.430969][ T1041]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.431094][ T1041]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   48.431223][ T1041]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.431347][ T1041]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.431473][ T1041]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.431602][ T1041]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.431730][ T1041]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.431869][ T1041]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.431999][ T1041]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.432133][ T1041]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.432261][ T1041]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.432391][ T1041]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.432520][ T1041]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.432653][ T1041]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.432789][ T1041]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.432927][ T1041]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.433056][ T1041]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.433187][ T1041]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.433348][ T1041]  ? move_addr_to_kernel (net/socket.c:258)
[   48.433480][ T1041]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.433618][ T1041]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.433749][ T1041]  ___sys_sendmsg (net/socket.c:2752)
[   48.433889][ T1041]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.434050][ T1041]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.434189][ T1041]  __sys_sendmsg (net/socket.c:2784)
[   48.434317][ T1041]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.434444][ T1041]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.434607][ T1041]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.434733][ T1041]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.434866][ T1041]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.434991][ T1041]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.435122][ T1041]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.435256][ T1041]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.435416][ T1041] RIP: 0033:0x7f5c1d83808e
[   48.435552][ T1041] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.436015][ T1041] RSP: 002b:00007fff3de17b10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.436208][ T1041] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5c1d83808e
[   48.436402][ T1041] RDX: 0000000000000000 RSI: 00007fff3de17bc0 RDI: 0000000000000005
[   48.436595][ T1041] RBP: 00007fff3de17b20 R08: 0000000000000000 R09: 0000000000000000
[   48.436791][ T1041] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33b
[   48.436994][ T1041] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3de18290
| [   48.438301][ T1041] ---[ end trace 0000000000000000 ]---
| [   48.448702][ T1041] ------------[ cut here ]------------
| [   48.448852][ T1041] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1041
| [   48.449339][ T1041] Tainted: [W]=WARN
[   48.449435][ T1041] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.450265][ T1041] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.450440][ T1041] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   48.450895][ T1041] RSP: 0018:ffa0000002337188 EFLAGS: 00010286
[   48.451050][ T1041] RAX: 00000000ffffffa6 RBX: ff1100000ba523c0 RCX: 1ff4000000466df7
[   48.451238][ T1041] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ba52478
[   48.451418][ T1041] RBP: ff11000007fdc000 R08: 1fe220000174a490 R09: ff1100000d515158
[   48.451602][ T1041] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   48.451792][ T1041] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.451985][ T1041] FS:  00007f5c1d5fe840(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   48.452201][ T1041] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.452358][ T1041] CR2: 000000001ff27988 CR3: 0000000019a72001 CR4: 0000000000771ef0
[   48.452543][ T1041] PKRU: 55555554
[   48.452640][ T1041] Call Trace:
[   48.452730][ T1041]  <TASK>
[   48.452796][ T1041]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.452958][ T1041]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.453108][ T1041]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.453228][ T1041]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.453349][ T1041]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.453502][ T1041]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.453633][ T1041]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.453761][ T1041]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.453896][ T1041]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.454019][ T1041]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.454157][ T1041]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.454283][ T1041]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.454408][ T1041]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.454533][ T1041]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.454661][ T1041]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.454791][ T1041]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.454919][ T1041]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.455043][ T1041]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.455169][ T1041]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.455290][ T1041]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.455411][ T1041]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.455531][ T1041]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.455660][ T1041]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.455794][ T1041]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   48.455924][ T1041]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.456046][ T1041]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.456167][ T1041]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.456288][ T1041]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.456410][ T1041]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.456534][ T1041]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.456663][ T1041]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.456796][ T1041]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.456924][ T1041]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.457046][ T1041]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.457168][ T1041]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.457294][ T1041]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.457418][ T1041]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.457540][ T1041]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.457665][ T1041]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.457792][ T1041]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.457945][ T1041]  ? move_addr_to_kernel (net/socket.c:258)
[   48.458067][ T1041]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.458188][ T1041]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.458316][ T1041]  ___sys_sendmsg (net/socket.c:2752)
[   48.458441][ T1041]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.458598][ T1041]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.458730][ T1041]  __sys_sendmsg (net/socket.c:2784)
[   48.458865][ T1041]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.458989][ T1041]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.459148][ T1041]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.459276][ T1041]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.459403][ T1041]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.459531][ T1041]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.459668][ T1041]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.459797][ T1041]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.459961][ T1041] RIP: 0033:0x7f5c1d83808e
[   48.460091][ T1041] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.460537][ T1041] RSP: 002b:00007fff3de17b10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.460730][ T1041] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5c1d83808e
[   48.460927][ T1041] RDX: 0000000000000000 RSI: 00007fff3de17bc0 RDI: 0000000000000005
[   48.461116][ T1041] RBP: 00007fff3de17b20 R08: 0000000000000000 R09: 0000000000000000
[   48.461306][ T1041] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33b
[   48.461493][ T1041] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3de18290
| [   48.462768][ T1041] ---[ end trace 0000000000000000 ]---
| [   48.464269][ T1041] ------------[ cut here ]------------
| [   48.464400][ T1041] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1041
| [   48.464908][ T1041] Tainted: [W]=WARN
[   48.465000][ T1041] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.465155][ T1041] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.465312][ T1041] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   48.465766][ T1041] RSP: 0018:ffa0000002337188 EFLAGS: 00010286
[   48.465930][ T1041] RAX: 00000000ffffffa6 RBX: ff1100000ba53380 RCX: 1ff4000000466df7
[   48.466119][ T1041] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ba53438
[   48.466306][ T1041] RBP: ff11000010004000 R08: 1fe220000174a688 R09: ff1100000d515158
[   48.466488][ T1041] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   48.466677][ T1041] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.466865][ T1041] FS:  00007f5c1d5fe840(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   48.467081][ T1041] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.467246][ T1041] CR2: 000000001ff27988 CR3: 0000000019a72001 CR4: 0000000000771ef0
[   48.467429][ T1041] PKRU: 55555554
[   48.467519][ T1041] Call Trace:
[   48.467617][ T1041]  <TASK>
[   48.467679][ T1041]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.467839][ T1041]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.467989][ T1041]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.468109][ T1041]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.468229][ T1041]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.468383][ T1041]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.468507][ T1041]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.468633][ T1041]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.468759][ T1041]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.468885][ T1041]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.469019][ T1041]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.469140][ T1041]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.469259][ T1041]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.469379][ T1041]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.469501][ T1041]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.469627][ T1041]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.469747][ T1041]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.469878][ T1041]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.469999][ T1041]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.470120][ T1041]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.470240][ T1041]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.470366][ T1041]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.470488][ T1041]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.470613][ T1041]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   48.470734][ T1041]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.470862][ T1041]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.470985][ T1041]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.471105][ T1041]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.471226][ T1041]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.471350][ T1041]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.471471][ T1041]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.471599][ T1041]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.471721][ T1041]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.471852][ T1041]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.471974][ T1041]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.472097][ T1041]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.472219][ T1041]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.472344][ T1041]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.472465][ T1041]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.472601][ T1041]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.472753][ T1041]  ? move_addr_to_kernel (net/socket.c:258)
[   48.472885][ T1041]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.473006][ T1041]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.473127][ T1041]  ___sys_sendmsg (net/socket.c:2752)
[   48.473249][ T1041]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.473399][ T1041]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.473534][ T1041]  __sys_sendmsg (net/socket.c:2784)
[   48.473663][ T1041]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.473788][ T1041]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.473946][ T1041]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.474066][ T1041]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.474193][ T1041]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.474315][ T1041]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.474437][ T1041]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.474557][ T1041]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.474715][ T1041] RIP: 0033:0x7f5c1d83808e
[   48.474850][ T1041] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.475281][ T1041] RSP: 002b:00007fff3de17b10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.475462][ T1041] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5c1d83808e
[   48.475648][ T1041] RDX: 0000000000000000 RSI: 00007fff3de17bc0 RDI: 0000000000000005
[   48.475836][ T1041] RBP: 00007fff3de17b20 R08: 0000000000000000 R09: 0000000000000000
[   48.476019][ T1041] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33b
[   48.476200][ T1041] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3de18290
| [   48.477420][ T1041] ---[ end trace 0000000000000000 ]---
| [   48.525345][ T1042] ------------[ cut here ]------------
| [   48.525529][ T1042] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1042
| [   48.526164][ T1042] Tainted: [W]=WARN
[   48.526305][ T1042] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.526509][ T1042] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.526732][ T1042] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   48.527242][ T1042] RSP: 0018:ffa0000002347058 EFLAGS: 00010286
[   48.527448][ T1042] RAX: 00000000ffffffa6 RBX: ff1100000925e3c0 RCX: 1ff4000000468dd1
[   48.527695][ T1042] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000925e478
[   48.527945][ T1042] RBP: ff1100001940c000 R08: 1fe220000124bc90 R09: ff1100000d510b58
[   48.528180][ T1042] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   48.528412][ T1042] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019409000
[   48.528663][ T1042] FS:  00007fd030df8840(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   48.528950][ T1042] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.529156][ T1042] CR2: 0000000029c46988 CR3: 0000000019b47002 CR4: 0000000000771ef0
[   48.529396][ T1042] PKRU: 55555554
[   48.529536][ T1042] Call Trace:
[   48.529691][ T1042]  <TASK>
[   48.529811][ T1042]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.529996][ T1042]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.530139][ T1042]  netif_close_many (net/core/dev.c:1804)
[   48.530312][ T1042]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.530484][ T1042]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.530670][ T1042]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.530863][ T1042]  ? __dev_close_many (net/core/dev.c:1781)
[   48.531039][ T1042]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.531245][ T1042]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   48.531450][ T1042]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.531635][ T1042]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.531857][ T1042]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.532037][ T1042]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.532209][ T1042]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.532415][ T1042]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.532603][ T1042]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.532780][ T1042]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.532965][ T1042]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.533141][ T1042]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.533315][ T1042]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.533502][ T1042]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.533686][ T1042]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.533875][ T1042]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.534048][ T1042]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.534222][ T1042]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.534393][ T1042]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.534564][ T1042]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.534754][ T1042]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.534946][ T1042]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.535121][ T1042]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.535294][ T1042]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.535465][ T1042]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.535651][ T1042]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.535842][ T1042]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   48.536019][ T1042]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.536193][ T1042]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.536367][ T1042]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.536540][ T1042]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.536726][ T1042]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.536918][ T1042]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.537094][ T1042]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.537268][ T1042]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.537444][ T1042]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.537629][ T1042]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.537812][ T1042]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.537996][ T1042]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.538173][ T1042]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.538347][ T1042]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.538519][ T1042]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.538702][ T1042]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.538924][ T1042]  ? move_addr_to_kernel (net/socket.c:258)
[   48.539105][ T1042]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.539286][ T1042]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.539466][ T1042]  ___sys_sendmsg (net/socket.c:2752)
[   48.539657][ T1042]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.539880][ T1042]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.540066][ T1042]  __sys_sendmsg (net/socket.c:2784)
[   48.540239][ T1042]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.540409][ T1042]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.540626][ T1042]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.540810][ T1042]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.540994][ T1042]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.541166][ T1042]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.541338][ T1042]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.541513][ T1042]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.541728][ T1042] RIP: 0033:0x7fd03103208e
[   48.541921][ T1042] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.542413][ T1042] RSP: 002b:00007ffe46717c00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.542665][ T1042] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fd03103208e
[   48.542915][ T1042] RDX: 0000000000000000 RSI: 00007ffe46717cb0 RDI: 0000000000000005
[   48.543147][ T1042] RBP: 00007ffe46717c10 R08: 0000000000000000 R09: 0000000000000000
[   48.543379][ T1042] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33b
[   48.543630][ T1042] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe46718380
| [   48.545257][ T1042] ---[ end trace 0000000000000000 ]---
| [   48.546857][ T1042] ------------[ cut here ]------------
| [   48.547026][ T1042] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1042
| [   48.547697][ T1042] Tainted: [W]=WARN
[   48.547854][ T1042] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.548060][ T1042] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.548271][ T1042] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   48.548774][ T1042] RSP: 0018:ffa0000002347058 EFLAGS: 00010286
[   48.548996][ T1042] RAX: 00000000ffffffa6 RBX: ff1100001b3903c0 RCX: 1ff4000000468dd1
[   48.549232][ T1042] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001b390478
[   48.549466][ T1042] RBP: ff11000019409000 R08: 1fe2200003672090 R09: ff1100000d510b58
[   48.549712][ T1042] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   48.549967][ T1042] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000023470f0
[   48.550202][ T1042] FS:  00007fd030df8840(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   48.550469][ T1042] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.550688][ T1042] CR2: 0000000029c46988 CR3: 0000000019b47002 CR4: 0000000000771ef0
[   48.550938][ T1042] PKRU: 55555554
[   48.551078][ T1042] Call Trace:
[   48.551218][ T1042]  <TASK>
[   48.551329][ T1042]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.551506][ T1042]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.551691][ T1042]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.551851][ T1042]  netif_close_many (net/core/dev.c:1804)
[   48.552025][ T1042]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.552197][ T1042]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.552369][ T1042]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.552541][ T1042]  ? __dev_close_many (net/core/dev.c:1781)
[   48.552727][ T1042]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.553011][ T1042]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   48.553224][ T1042]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.553401][ T1042]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.553617][ T1042]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.553799][ T1042]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.553982][ T1042]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.554186][ T1042]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.554364][ T1042]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.554537][ T1042]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.554722][ T1042]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.554908][ T1042]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.555080][ T1042]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.555266][ T1042]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.555439][ T1042]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.555628][ T1042]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.555812][ T1042]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.555997][ T1042]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.556168][ T1042]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.556340][ T1042]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.556515][ T1042]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.556704][ T1042]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.556894][ T1042]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.557072][ T1042]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.557244][ T1042]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.557416][ T1042]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.557601][ T1042]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   48.557780][ T1042]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.557966][ T1042]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.558143][ T1042]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.558315][ T1042]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.558491][ T1042]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.558679][ T1042]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.558868][ T1042]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.559044][ T1042]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.559218][ T1042]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.559390][ T1042]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.559564][ T1042]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.559756][ T1042]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.559952][ T1042]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.560129][ T1042]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.560301][ T1042]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.560474][ T1042]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.560690][ T1042]  ? move_addr_to_kernel (net/socket.c:258)
[   48.560885][ T1042]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.561064][ T1042]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.561239][ T1042]  ___sys_sendmsg (net/socket.c:2752)
[   48.561412][ T1042]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.561627][ T1042]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.561819][ T1042]  __sys_sendmsg (net/socket.c:2784)
[   48.562003][ T1042]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.562176][ T1042]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.562386][ T1042]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.562558][ T1042]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.562743][ T1042]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.562934][ T1042]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.563107][ T1042]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.563280][ T1042]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.563482][ T1042] RIP: 0033:0x7fd03103208e
[   48.563671][ T1042] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.564184][ T1042] RSP: 002b:00007ffe46717c00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.564420][ T1042] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fd03103208e
[   48.564667][ T1042] RDX: 0000000000000000 RSI: 00007ffe46717cb0 RDI: 0000000000000005
[   48.564920][ T1042] RBP: 00007ffe46717c10 R08: 0000000000000000 R09: 0000000000000000
[   48.565154][ T1042] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33b
[   48.565386][ T1042] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe46718380
| [   48.567020][ T1042] ---[ end trace 0000000000000000 ]---
| [   48.570460][ T1042] ------------[ cut here ]------------
| [   48.570636][ T1042] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1042
| [   48.571247][ T1042] Tainted: [W]=WARN
[   48.571385][ T1042] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.571582][ T1042] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.571810][ T1042] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   48.572294][ T1042] RSP: 0018:ffa0000002347188 EFLAGS: 00010286
[   48.572494][ T1042] RAX: 00000000ffffffa6 RBX: ff1100000f07aac0 RCX: 1ff4000000468df7
[   48.572870][ T1042] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f07ab78
[   48.573148][ T1042] RBP: ff1100001940c000 R08: 1fe2200001e0f570 R09: ff1100000d510b58
[   48.573427][ T1042] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   48.573716][ T1042] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.574014][ T1042] FS:  00007fd030df8840(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   48.574325][ T1042] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.574578][ T1042] CR2: 0000000029c46988 CR3: 0000000019b47002 CR4: 0000000000771ef0
[   48.574897][ T1042] PKRU: 55555554
[   48.575085][ T1042] Call Trace:
[   48.575272][ T1042]  <TASK>
[   48.575429][ T1042]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.575691][ T1042]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.575953][ T1042]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.576172][ T1042]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.576391][ T1042]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.576654][ T1042]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.576896][ T1042]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.577118][ T1042]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.577339][ T1042]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.577555][ T1042]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.577810][ T1042]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.578040][ T1042]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.578257][ T1042]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.578474][ T1042]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.578706][ T1042]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.578940][ T1042]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.579161][ T1042]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.579381][ T1042]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.579613][ T1042]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.579848][ T1042]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.580067][ T1042]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.580284][ T1042]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.580501][ T1042]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.580733][ T1042]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   48.580973][ T1042]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.581193][ T1042]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.581413][ T1042]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.581647][ T1042]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.581885][ T1042]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.582109][ T1042]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.582326][ T1042]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.582545][ T1042]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.582790][ T1042]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.583016][ T1042]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.583238][ T1042]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.583456][ T1042]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.583685][ T1042]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.583923][ T1042]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.584195][ T1042]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.584526][ T1042]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.584863][ T1042]  ? move_addr_to_kernel (net/socket.c:258)
[   48.585035][ T1042]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.585205][ T1042]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.585375][ T1042]  ___sys_sendmsg (net/socket.c:2752)
[   48.585543][ T1042]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.585763][ T1042]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.585956][ T1042]  __sys_sendmsg (net/socket.c:2784)
[   48.586133][ T1042]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.586301][ T1042]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.586504][ T1042]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.586686][ T1042]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.586874][ T1042]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.587043][ T1042]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.587212][ T1042]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.587382][ T1042]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.587578][ T1042] RIP: 0033:0x7fd03103208e
[   48.587771][ T1042] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.588259][ T1042] RSP: 002b:00007ffe46717c00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.588488][ T1042] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fd03103208e
[   48.588731][ T1042] RDX: 0000000000000000 RSI: 00007ffe46717cb0 RDI: 0000000000000005
[   48.588972][ T1042] RBP: 00007ffe46717c10 R08: 0000000000000000 R09: 0000000000000000
[   48.589200][ T1042] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33b
[   48.589426][ T1042] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe46718380
| [   48.591024][ T1042] ---[ end trace 0000000000000000 ]---
| [   48.592977][ T1042] ------------[ cut here ]------------
| [   48.593142][ T1042] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1042
| [   48.593746][ T1042] Tainted: [W]=WARN
[   48.593900][ T1042] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.594100][ T1042] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.594304][ T1042] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   48.594799][ T1042] RSP: 0018:ffa0000002347188 EFLAGS: 00010286
[   48.595006][ T1042] RAX: 00000000ffffffa6 RBX: ff1100000f07ba80 RCX: 1ff4000000468df7
[   48.595234][ T1042] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f07bb38
[   48.595461][ T1042] RBP: ff11000019409000 R08: 1fe2200001e0f768 R09: ff1100000d510b58
[   48.595702][ T1042] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   48.595944][ T1042] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.596174][ T1042] FS:  00007fd030df8840(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   48.596433][ T1042] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.596649][ T1042] CR2: 0000000029c46988 CR3: 0000000019b47002 CR4: 0000000000771ef0
[   48.596897][ T1042] PKRU: 55555554
[   48.597035][ T1042] Call Trace:
[   48.597172][ T1042]  <TASK>
[   48.597282][ T1042]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.597482][ T1042]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.597693][ T1042]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.597881][ T1042]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.598053][ T1042]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.598256][ T1042]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.598425][ T1042]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.598605][ T1042]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.598778][ T1042]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.598959][ T1042]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.599144][ T1042]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.599315][ T1042]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.599484][ T1042]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.599667][ T1042]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.599855][ T1042]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.600024][ T1042]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.600195][ T1042]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.600363][ T1042]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.600537][ T1042]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.600720][ T1042]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.600905][ T1042]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.601074][ T1042]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.601242][ T1042]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.601411][ T1042]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   48.601582][ T1042]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.601766][ T1042]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.601956][ T1042]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.602127][ T1042]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.602296][ T1042]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.602465][ T1042]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.602647][ T1042]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.602836][ T1042]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.603008][ T1042]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.603181][ T1042]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.603352][ T1042]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.603522][ T1042]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.603703][ T1042]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.603893][ T1042]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.604068][ T1042]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.604237][ T1042]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.604433][ T1042]  ? move_addr_to_kernel (net/socket.c:258)
[   48.604619][ T1042]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.604797][ T1042]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.604976][ T1042]  ___sys_sendmsg (net/socket.c:2752)
[   48.605144][ T1042]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.605343][ T1042]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.605520][ T1042]  __sys_sendmsg (net/socket.c:2784)
[   48.605700][ T1042]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.605889][ T1042]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.606094][ T1042]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.606264][ T1042]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.606436][ T1042]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.606617][ T1042]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.606790][ T1042]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.606968][ T1042]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.607171][ T1042] RIP: 0033:0x7fd03103208e
[   48.607344][ T1042] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.607850][ T1042] RSP: 002b:00007ffe46717c00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.608081][ T1042] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fd03103208e
[   48.608312][ T1042] RDX: 0000000000000000 RSI: 00007ffe46717cb0 RDI: 0000000000000005
[   48.608539][ T1042] RBP: 00007ffe46717c10 R08: 0000000000000000 R09: 0000000000000000
[   48.608784][ T1042] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33b
[   48.609023][ T1042] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe46718380
| [   48.610609][ T1042] ---[ end trace 0000000000000000 ]---
| [   48.788423][ T1050] ------------[ cut here ]------------
| [   48.788610][ T1050] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1050
| [   48.789152][ T1050] Tainted: [W]=WARN
[   48.789249][ T1050] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.789410][ T1050] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.789579][ T1050] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   48.790054][ T1050] RSP: 0018:ffa0000002277020 EFLAGS: 00010286
[   48.790219][ T1050] RAX: 00000000ffffffa6 RBX: ff1100000d656ac0 RCX: 1ff400000044edca
[   48.790410][ T1050] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d656b78
[   48.790611][ T1050] RBP: ff1100000a261000 R08: 1fe2200001acad70 R09: ff1100000a2b0b58
[   48.790806][ T1050] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   48.791004][ T1050] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a261ce1
[   48.791198][ T1050] FS:  00007f6711df1840(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   48.791425][ T1050] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.791586][ T1050] CR2: 00007f67120c11a0 CR3: 0000000002f57004 CR4: 0000000000771ef0
[   48.791791][ T1050] PKRU: 55555554
[   48.791893][ T1050] Call Trace:
[   48.791989][ T1050]  <TASK>
[   48.792055][ T1050]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.792188][ T1050]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.792285][ T1050]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.792414][ T1050]  __dev_notify_flags (net/core/dev.c:9787)
[   48.792544][ T1050]  ? netif_change_name (net/core/dev.c:1495)
[   48.792678][ T1050]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   48.792814][ T1050]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   48.792947][ T1050]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.793079][ T1050]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   48.793212][ T1050]  netif_change_flags (net/core/dev.c:9820)
[   48.793343][ T1050]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.793474][ T1050]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.793608][ T1050]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.793772][ T1050]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.793907][ T1050]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.794039][ T1050]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.794167][ T1050]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.794298][ T1050]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.794429][ T1050]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.794558][ T1050]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.794788][ T1050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.794922][ T1050]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.795052][ T1050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.795180][ T1050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.795310][ T1050]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.795439][ T1050]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   48.795571][ T1050]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.795775][ T1050]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.795909][ T1050]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.796041][ T1050]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.796175][ T1050]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.796308][ T1050]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.796437][ T1050]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.796566][ T1050]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.796749][ T1050]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.796889][ T1050]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.797018][ T1050]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.797148][ T1050]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.797279][ T1050]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.797410][ T1050]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.797538][ T1050]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.797723][ T1050]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.797862][ T1050]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.797992][ T1050]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   48.798125][ T1050]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.798255][ T1050]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.798385][ T1050]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.798515][ T1050]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.798700][ T1050]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.798839][ T1050]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.798968][ T1050]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.799099][ T1050]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.799228][ T1050]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.799360][ T1050]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.799490][ T1050]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.799675][ T1050]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.799809][ T1050]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.799947][ T1050]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.800078][ T1050]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.800209][ T1050]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.800372][ T1050]  ? move_addr_to_kernel (net/socket.c:258)
[   48.800502][ T1050]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.800686][ T1050]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.800823][ T1050]  ___sys_sendmsg (net/socket.c:2752)
[   48.800955][ T1050]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.801116][ T1050]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.801256][ T1050]  __sys_sendmsg (net/socket.c:2784)
[   48.801386][ T1050]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.801514][ T1050]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.801731][ T1050]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.801868][ T1050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.801997][ T1050]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.802128][ T1050]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.802258][ T1050]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.802388][ T1050]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.802552][ T1050] RIP: 0033:0x7f671202b08e
[   48.802775][ T1050] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.803237][ T1050] RSP: 002b:00007ffe9d0045e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.803436][ T1050] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f671202b08e
[   48.803706][ T1050] RDX: 0000000000000000 RSI: 00007ffe9d004690 RDI: 0000000000000005
[   48.803910][ T1050] RBP: 00007ffe9d0045f0 R08: 0000000000000000 R09: 0000000000000000
[   48.804104][ T1050] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33c
[   48.804299][ T1050] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9d004d60
| [   48.805767][ T1050] ---[ end trace 0000000000000000 ]---
| [   48.865309][ T1051] ------------[ cut here ]------------
| [   48.865466][ T1051] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ovpn-cli/1051
| [   48.865984][ T1051] Tainted: [W]=WARN
[   48.866079][ T1051] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.866235][ T1051] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.866404][ T1051] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   48.866872][ T1051] RSP: 0018:ffa0000002267188 EFLAGS: 00010286
[   48.867035][ T1051] RAX: 00000000ffffffa6 RBX: ff1100001022b8c0 RCX: 1ff400000044cdf7
[   48.867229][ T1051] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001022b978
[   48.867424][ T1051] RBP: ff1100000a261000 R08: 1fe2200002045730 R09: ff1100000c7ed158
[   48.867619][ T1051] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   48.867809][ T1051] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.868000][ T1051] FS:  00007fc097b11ec0(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   48.868214][ T1051] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.868369][ T1051] CR2: 00007fc097e72004 CR3: 0000000019f15005 CR4: 0000000000771ef0
[   48.868555][ T1051] PKRU: 55555554
[   48.868652][ T1051] Call Trace:
[   48.868746][ T1051]  <TASK>
[   48.868814][ T1051]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.868978][ T1051]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.869129][ T1051]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.869256][ T1051]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.869383][ T1051]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.869539][ T1051]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.869664][ T1051]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.869790][ T1051]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.869917][ T1051]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.870040][ T1051]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.870177][ T1051]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.870298][ T1051]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.870419][ T1051]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.870541][ T1051]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.870670][ T1051]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.870795][ T1051]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.870921][ T1051]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.871043][ T1051]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.871166][ T1051]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.871287][ T1051]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.871407][ T1051]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.871527][ T1051]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.871673][ T1051]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.871798][ T1051]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   48.871929][ T1051]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.872054][ T1051]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.872177][ T1051]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.872299][ T1051]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.872420][ T1051]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.872544][ T1051]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.872670][ T1051]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.872797][ T1051]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.872925][ T1051]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.873047][ T1051]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.873170][ T1051]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.873292][ T1051]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.873414][ T1051]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.873536][ T1051]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.873662][ T1051]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.873793][ T1051]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.873950][ T1051]  ? move_addr_to_kernel (net/socket.c:258)
[   48.874070][ T1051]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.874192][ T1051]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.874342][ T1051]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.874470][ T1051]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.874632][ T1051]  ___sys_sendmsg (net/socket.c:2752)
[   48.874762][ T1051]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.874891][ T1051]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.875024][ T1051]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   48.875151][ T1051]  ? do_getsockname (net/socket.c:2192)
[   48.875280][ T1051]  __sys_sendmsg (net/socket.c:2784)
[   48.875407][ T1051]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.875534][ T1051]  ? __sys_getsockname (net/socket.c:2210)
[   48.875663][ T1051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.875792][ T1051]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.875923][ T1051]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.876047][ T1051]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.876172][ T1051]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.876330][ T1051] RIP: 0033:0x7fc097bc608e
[   48.876462][ T1051] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.876923][ T1051] RSP: 002b:00007ffe28c20d30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.877107][ T1051] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc097bc608e
[   48.877289][ T1051] RDX: 0000000000000000 RSI: 00007ffe28c20db0 RDI: 0000000000000005
[   48.877473][ T1051] RBP: 00007ffe28c20d40 R08: 0000000000000000 R09: 0000000000000000
[   48.877664][ T1051] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe28c254b8
[   48.877854][ T1051] R13: 0000000000000003 R14: 00007fc097eb2000 R15: 000000000040bda8
| [   48.879071][ T1051] ---[ end trace 0000000000000000 ]---
| [   48.916548][   T70] ------------[ cut here ]------------
| [   48.916746][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/70
| [   48.917326][   T70] Tainted: [W]=WARN
[   48.917416][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.917566][   T70] Workqueue: netns cleanup_net
[   48.917738][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.917914][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   48.918332][   T70] RSP: 0018:ffa00000004b7938 EFLAGS: 00010286
[   48.918484][   T70] RAX: 00000000ffffffa6 RBX: ff1100001022aac0 RCX: 1ff4000000096eed
[   48.918668][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001022ab78
[   48.918856][   T70] RBP: ff1100000f2d4000 R08: 1fe2200002045570 R09: ff11000008be8bd0
[   48.919031][   T70] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   48.919207][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.919386][   T70] FS:  0000000000000000(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   48.919598][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.919747][   T70] CR2: 00007fc097c172a0 CR3: 000000002d949002 CR4: 0000000000771ef0
[   48.919935][   T70] PKRU: 55555554
[   48.920023][   T70] Call Trace:
[   48.920116][   T70]  <TASK>
[   48.920177][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.920328][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.920474][   T70]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   48.920614][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   48.920733][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.920857][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   48.920975][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.921095][   T70]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   48.921214][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.921331][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.921450][   T70]  cleanup_net (net/core/net_namespace.c:702)
[   48.921567][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.921687][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.921810][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.921931][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.922052][   T70]  process_one_work (kernel/workqueue.c:3314)
[   48.922175][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.922293][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.922414][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.922532][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.922654][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   48.922777][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.922898][   T70]  kthread (kernel/kthread.c:436)
[   48.922988][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.923135][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.923252][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.923374][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.923525][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.923650][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.923771][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.924910][   T70] ---[ end trace 0000000000000000 ]---
| [   48.936781][   T70] ------------[ cut here ]------------
| [   48.936934][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/70
| [   48.937455][   T70] Tainted: [W]=WARN
[   48.937545][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.937707][   T70] Workqueue: netns cleanup_net
[   48.937841][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.937996][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   48.938419][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[   48.938581][   T70] RAX: 00000000ffffffa6 RBX: ff1100001022a580 RCX: 1ff4000000096ed5
[   48.938805][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001022a638
[   48.938987][   T70] RBP: ff1100000f2b1000 R08: 1fe22000020454c8 R09: ff11000008be8bd0
[   48.939166][   T70] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   48.939345][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.939526][   T70] FS:  0000000000000000(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   48.939739][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.939909][   T70] CR2: 00007fc097c172a0 CR3: 000000002d949002 CR4: 0000000000771ef0
[   48.940090][   T70] PKRU: 55555554
[   48.940181][   T70] Call Trace:
[   48.940272][   T70]  <TASK>
[   48.940335][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.940489][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.940646][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.940773][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   48.940899][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   48.941021][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.941142][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   48.941265][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.941385][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.941508][   T70]  cleanup_net (net/core/net_namespace.c:702)
[   48.941634][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.941755][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.941885][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.942004][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.942126][   T70]  process_one_work (kernel/workqueue.c:3314)
[   48.942254][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.942379][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.942508][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.942638][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.942766][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   48.942894][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.943014][   T70]  kthread (kernel/kthread.c:436)
[   48.943105][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.943253][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.943374][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.943495][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.943650][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.943778][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.943905][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.945074][   T70] ---[ end trace 0000000000000000 ]---
| [   48.956893][ T1053] ------------[ cut here ]------------
| [   48.957088][ T1053] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1053
| [   48.957975][ T1053] Tainted: [W]=WARN
[   48.958126][ T1053] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.958334][ T1053] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.958548][ T1053] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   48.959078][ T1053] RSP: 0018:ffa00000023b7020 EFLAGS: 00010286
[   48.959287][ T1053] RAX: 00000000ffffffa6 RBX: ff1100000b917380 RCX: 1ff4000000476dca
[   48.959526][ T1053] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b917438
[   48.959782][ T1053] RBP: ff1100000f2e1000 R08: 1fe2200001722e88 R09: ff1100000c7e8b58
[   48.960033][ T1053] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   48.960272][ T1053] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f2e1ce1
[   48.960512][ T1053] FS:  00007fdb28e10840(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   48.960810][ T1053] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.961026][ T1053] CR2: 00007fdb290e01a0 CR3: 000000001b496001 CR4: 0000000000771ef0
[   48.961271][ T1053] PKRU: 55555554
[   48.961419][ T1053] Call Trace:
[   48.961566][ T1053]  <TASK>
[   48.961695][ T1053]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.961894][ T1053]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.962047][ T1053]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.962227][ T1053]  __dev_notify_flags (net/core/dev.c:9787)
[   48.962410][ T1053]  ? netif_change_name (net/core/dev.c:1495)
[   48.962605][ T1053]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   48.962792][ T1053]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   48.962975][ T1053]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.963153][ T1053]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   48.963334][ T1053]  netif_change_flags (net/core/dev.c:9820)
[   48.963512][ T1053]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.963703][ T1053]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.963895][ T1053]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.964105][ T1053]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.964287][ T1053]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.964468][ T1053]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.964657][ T1053]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.964853][ T1053]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.965032][ T1053]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.965214][ T1053]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.965391][ T1053]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.965569][ T1053]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.965759][ T1053]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.965956][ T1053]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.966138][ T1053]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.966316][ T1053]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   48.966493][ T1053]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.966683][ T1053]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.966879][ T1053]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.967057][ T1053]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.967241][ T1053]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.967421][ T1053]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.967608][ T1053]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.967791][ T1053]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.967976][ T1053]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.968151][ T1053]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.968333][ T1053]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.968510][ T1053]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.968703][ T1053]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.968896][ T1053]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.969073][ T1053]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.969249][ T1053]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.969425][ T1053]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.969618][ T1053]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   48.969803][ T1053]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.969990][ T1053]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.970176][ T1053]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.970358][ T1053]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.970534][ T1053]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.970728][ T1053]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.970920][ T1053]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.971099][ T1053]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.971277][ T1053]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.971458][ T1053]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.971646][ T1053]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.971844][ T1053]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.972023][ T1053]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.972202][ T1053]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.972378][ T1053]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.972553][ T1053]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.972771][ T1053]  ? move_addr_to_kernel (net/socket.c:258)
[   48.972965][ T1053]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.973141][ T1053]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.973318][ T1053]  ___sys_sendmsg (net/socket.c:2752)
[   48.973494][ T1053]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.973715][ T1053]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.973917][ T1053]  __sys_sendmsg (net/socket.c:2784)
[   48.974097][ T1053]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.974276][ T1053]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.974485][ T1053]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.974671][ T1053]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.974866][ T1053]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.975043][ T1053]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.975220][ T1053]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.975397][ T1053]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.975620][ T1053] RIP: 0033:0x7fdb2904a08e
[   48.975812][ T1053] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.976324][ T1053] RSP: 002b:00007ffde17b3c70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.976564][ T1053] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdb2904a08e
[   48.976837][ T1053] RDX: 0000000000000000 RSI: 00007ffde17b3d20 RDI: 0000000000000005
[   48.977079][ T1053] RBP: 00007ffde17b3c80 R08: 0000000000000000 R09: 0000000000000000
[   48.977317][ T1053] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33c
[   48.977556][ T1053] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde17b43f0
| [   48.979231][ T1053] ---[ end trace 0000000000000000 ]---
| [   49.019459][ T1054] ------------[ cut here ]------------
| [   49.019617][ T1054] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ovpn-cli/1054
| [   49.020129][ T1054] Tainted: [W]=WARN
[   49.020223][ T1054] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.020382][ T1054] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.020543][ T1054] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   49.021009][ T1054] RSP: 0018:ffa0000000b07188 EFLAGS: 00010286
[   49.021164][ T1054] RAX: 00000000ffffffa6 RBX: ff110000100c83c0 RCX: 1ff4000000160df7
[   49.021346][ T1054] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100c8478
[   49.021528][ T1054] RBP: ff1100000f2e1000 R08: 1fe2200002019090 R09: ff1100000ceaae58
[   49.021716][ T1054] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   49.021909][ T1054] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.022099][ T1054] FS:  00007f43fab0dec0(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   49.022316][ T1054] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.022469][ T1054] CR2: 00007f43fae6e004 CR3: 000000000cde5006 CR4: 0000000000771ef0
[   49.022661][ T1054] PKRU: 55555554
[   49.022754][ T1054] Call Trace:
[   49.022856][ T1054]  <TASK>
[   49.022919][ T1054]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.023075][ T1054]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.023228][ T1054]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.023349][ T1054]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.023471][ T1054]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   49.023636][ T1054]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   49.023764][ T1054]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.023891][ T1054]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.024015][ T1054]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.024139][ T1054]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.024276][ T1054]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.024398][ T1054]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.024520][ T1054]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.024649][ T1054]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.024775][ T1054]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.024935][ T1054]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.025058][ T1054]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.025182][ T1054]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.025307][ T1054]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.025431][ T1054]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.025553][ T1054]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.025810][ T1054]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.025935][ T1054]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.026058][ T1054]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   49.026183][ T1054]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.026307][ T1054]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.026431][ T1054]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.026552][ T1054]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.026682][ T1054]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.026813][ T1054]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.026941][ T1054]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.027066][ T1054]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.027190][ T1054]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.027312][ T1054]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.027442][ T1054]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.027574][ T1054]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.027703][ T1054]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.027833][ T1054]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.027957][ T1054]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.028082][ T1054]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.028236][ T1054]  ? move_addr_to_kernel (net/socket.c:258)
[   49.028363][ T1054]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.028488][ T1054]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.028645][ T1054]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.028770][ T1054]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.028928][ T1054]  ___sys_sendmsg (net/socket.c:2752)
[   49.029053][ T1054]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.029175][ T1054]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.029308][ T1054]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   49.029431][ T1054]  ? do_getsockname (net/socket.c:2192)
[   49.029556][ T1054]  __sys_sendmsg (net/socket.c:2784)
[   49.029684][ T1054]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.029816][ T1054]  ? __sys_getsockname (net/socket.c:2210)
[   49.029945][ T1054]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.030070][ T1054]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.030194][ T1054]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.030317][ T1054]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.030440][ T1054]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.030598][ T1054] RIP: 0033:0x7f43fabc208e
[   49.030727][ T1054] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.031175][ T1054] RSP: 002b:00007ffc8c1796f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.031361][ T1054] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f43fabc208e
[   49.031545][ T1054] RDX: 0000000000000000 RSI: 00007ffc8c179770 RDI: 0000000000000005
[   49.031732][ T1054] RBP: 00007ffc8c179700 R08: 0000000000000000 R09: 0000000000000000
[   49.031943][ T1054] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8c17de78
[   49.032127][ T1054] R13: 0000000000000003 R14: 00007f43faeae000 R15: 000000000040bda8
| [   49.033383][ T1054] ---[ end trace 0000000000000000 ]---
| [   49.080012][   T70] ------------[ cut here ]------------
| [   49.080159][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/70
| [   49.080713][   T70] Tainted: [W]=WARN
[   49.080810][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.080967][   T70] Workqueue: netns cleanup_net
[   49.081094][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.081254][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   49.081687][   T70] RSP: 0018:ffa00000004b7938 EFLAGS: 00010286
[   49.081851][   T70] RAX: 00000000ffffffa6 RBX: ff1100000c66f700 RCX: 1ff4000000096eed
[   49.082033][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c66f7b8
[   49.082216][   T70] RBP: ff1100000884c000 R08: 1fe22000018cdef8 R09: ff11000008be8bd0
[   49.082404][   T70] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   49.082601][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.082793][   T70] FS:  0000000000000000(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   49.083010][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.083164][   T70] CR2: 00007f43fac132a0 CR3: 000000002d949002 CR4: 0000000000771ef0
[   49.083344][   T70] PKRU: 55555554
[   49.083432][   T70] Call Trace:
[   49.083523][   T70]  <TASK>
[   49.083585][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.083742][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.083902][   T70]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   49.084023][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   49.084145][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.084263][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   49.084385][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.084506][   T70]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   49.084633][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   49.084753][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.084883][   T70]  cleanup_net (net/core/net_namespace.c:702)
[   49.085003][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[   49.085121][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   49.085243][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.085365][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.085486][   T70]  process_one_work (kernel/workqueue.c:3314)
[   49.085615][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   49.085735][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.085865][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   49.085987][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.086108][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   49.086229][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.086349][   T70]  kthread (kernel/kthread.c:436)
[   49.086440][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.086595][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.086716][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   49.086845][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   49.086995][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   49.087115][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.087239][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   49.088387][   T70] ---[ end trace 0000000000000000 ]---
| [   49.100303][   T70] ------------[ cut here ]------------
| [   49.100434][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/70
| [   49.100982][   T70] Tainted: [W]=WARN
[   49.101073][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.101225][   T70] Workqueue: netns cleanup_net
[   49.101353][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.101512][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   49.101968][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[   49.102126][   T70] RAX: 00000000ffffffa6 RBX: ff1100000c66f000 RCX: 1ff4000000096ed5
[   49.102306][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c66f0b8
[   49.102486][   T70] RBP: ff11000008aa1000 R08: 1fe22000018cde18 R09: ff11000008be8bd0
[   49.102672][   T70] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   49.102859][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.103043][   T70] FS:  0000000000000000(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   49.103254][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.103408][   T70] CR2: 00007f43fac132a0 CR3: 000000002d949002 CR4: 0000000000771ef0
[   49.103595][   T70] PKRU: 55555554
[   49.103686][   T70] Call Trace:
[   49.103781][   T70]  <TASK>
[   49.103848][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.104003][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.104159][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   49.104286][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   49.104408][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   49.104535][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   49.104662][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   49.104789][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   49.104913][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.105038][   T70]  cleanup_net (net/core/net_namespace.c:702)
[   49.105159][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[   49.105279][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   49.105402][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.105522][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.105650][   T70]  process_one_work (kernel/workqueue.c:3314)
[   49.105778][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   49.105903][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.106028][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   49.106151][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.106273][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   49.106395][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.106524][   T70]  kthread (kernel/kthread.c:436)
[   49.106622][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.106777][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.106903][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   49.107028][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   49.107182][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   49.107302][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.107425][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   49.108580][   T70] ---[ end trace 0000000000000000 ]---
| [   49.121049][ T1056] ------------[ cut here ]------------
| [   49.121219][ T1056] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1056
| [   49.122325][ T1056] Tainted: [W]=WARN
[   49.122428][ T1056] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.122653][ T1056] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.122837][ T1056] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   49.123361][ T1056] RSP: 0018:ffa0000002247020 EFLAGS: 00010286
[   49.123526][ T1056] RAX: 00000000ffffffa6 RBX: ff1100000c66e740 RCX: 1ff4000000448dca
[   49.123783][ T1056] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c66e7f8
[   49.123983][ T1056] RBP: ff110000194e4000 R08: 1fe22000018cdd00 R09: ff1100000ced8b58
[   49.124177][ T1056] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   49.124373][ T1056] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000194e4ce1
[   49.124572][ T1056] FS:  00007f12948a8840(0000) GS:ff110000a5b30000(0000) knlGS:0000000000000000
[   49.124869][ T1056] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.125036][ T1056] CR2: 0000000011476988 CR3: 000000001991e006 CR4: 0000000000771ef0
[   49.125232][ T1056] PKRU: 55555554
[   49.125331][ T1056] Call Trace:
[   49.125427][ T1056]  <TASK>
[   49.125497][ T1056]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.125688][ T1056]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.125799][ T1056]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   49.125941][ T1056]  __dev_notify_flags (net/core/dev.c:9787)
[   49.126079][ T1056]  ? netif_change_name (net/core/dev.c:1495)
[   49.126215][ T1056]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   49.126348][ T1056]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   49.126477][ T1056]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.126663][ T1056]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   49.126801][ T1056]  netif_change_flags (net/core/dev.c:9820)
[   49.126938][ T1056]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   49.127070][ T1056]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.127201][ T1056]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.127366][ T1056]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.127500][ T1056]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.127685][ T1056]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.127822][ T1056]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.127960][ T1056]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.128093][ T1056]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.128270][ T1056]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.128411][ T1056]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.128543][ T1056]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.128728][ T1056]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.128884][ T1056]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.129017][ T1056]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.129150][ T1056]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   49.129283][ T1056]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.129415][ T1056]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.129550][ T1056]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.129741][ T1056]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.129909][ T1056]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.130043][ T1056]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.130175][ T1056]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.130306][ T1056]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.130438][ T1056]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.130571][ T1056]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.130762][ T1056]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.130900][ T1056]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.131032][ T1056]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.131167][ T1056]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.131299][ T1056]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.131429][ T1056]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.131559][ T1056]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.131743][ T1056]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   49.131886][ T1056]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.132016][ T1056]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.132148][ T1056]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.132278][ T1056]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.132408][ T1056]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.132542][ T1056]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.132725][ T1056]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.132867][ T1056]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.132998][ T1056]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.133129][ T1056]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.133261][ T1056]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.133394][ T1056]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.133525][ T1056]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.133712][ T1056]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.133853][ T1056]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.133983][ T1056]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.134145][ T1056]  ? move_addr_to_kernel (net/socket.c:258)
[   49.134278][ T1056]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.134408][ T1056]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.134539][ T1056]  ___sys_sendmsg (net/socket.c:2752)
[   49.134725][ T1056]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.134896][ T1056]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.135039][ T1056]  __sys_sendmsg (net/socket.c:2784)
[   49.135192][ T1056]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.135330][ T1056]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.135495][ T1056]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   49.135682][ T1056]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.135818][ T1056]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.135964][ T1056]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.136095][ T1056]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.136226][ T1056]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.136386][ T1056] RIP: 0033:0x7f1294ae208e
[   49.136524][ T1056] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.137084][ T1056] RSP: 002b:00007ffd01256bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.137280][ T1056] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1294ae208e
[   49.137486][ T1056] RDX: 0000000000000000 RSI: 00007ffd01256ca0 RDI: 0000000000000005
[   49.137742][ T1056] RBP: 00007ffd01256c00 R08: 0000000000000000 R09: 0000000000000000
[   49.137959][ T1056] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33c
[   49.138153][ T1056] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd01257370
| [   49.139572][ T1056] ---[ end trace 0000000000000000 ]---
| [   49.205416][ T1057] ------------[ cut here ]------------
| [   49.205574][ T1057] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ovpn-cli/1057
| [   49.206098][ T1057] Tainted: [W]=WARN
[   49.206193][ T1057] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.206347][ T1057] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.206508][ T1057] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   49.206965][ T1057] RSP: 0018:ffa00000023c7188 EFLAGS: 00010286
[   49.207122][ T1057] RAX: 00000000ffffffa6 RBX: ff1100000f300740 RCX: 1ff4000000478df7
[   49.207306][ T1057] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3007f8
[   49.207490][ T1057] RBP: ff110000194e4000 R08: 1fe2200001e60100 R09: ff1100000a532e58
[   49.207682][ T1057] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.207875][ T1057] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.208062][ T1057] FS:  00007f110b936ec0(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   49.208278][ T1057] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.208435][ T1057] CR2: 00007f110bc97004 CR3: 000000001949e006 CR4: 0000000000771ef0
[   49.208629][ T1057] PKRU: 55555554
[   49.208722][ T1057] Call Trace:
[   49.208822][ T1057]  <TASK>
[   49.208890][ T1057]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.209050][ T1057]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.209204][ T1057]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.209333][ T1057]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.209456][ T1057]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   49.209705][ T1057]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   49.209911][ T1057]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.210035][ T1057]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.210157][ T1057]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.210279][ T1057]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.210416][ T1057]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.210540][ T1057]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.210773][ T1057]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.210916][ T1057]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.211045][ T1057]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.211168][ T1057]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.211291][ T1057]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.211414][ T1057]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.211539][ T1057]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.211686][ T1057]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.211814][ T1057]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.211942][ T1057]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.212066][ T1057]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.212190][ T1057]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   49.212315][ T1057]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.212438][ T1057]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.212564][ T1057]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.212691][ T1057]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.212819][ T1057]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.212951][ T1057]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.213078][ T1057]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.213202][ T1057]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.213327][ T1057]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.213451][ T1057]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.213575][ T1057]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.213704][ T1057]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.213834][ T1057]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.213961][ T1057]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.214085][ T1057]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.214209][ T1057]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.214363][ T1057]  ? move_addr_to_kernel (net/socket.c:258)
[   49.214487][ T1057]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.214618][ T1057]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.214773][ T1057]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.214899][ T1057]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.215053][ T1057]  ___sys_sendmsg (net/socket.c:2752)
[   49.215176][ T1057]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.215304][ T1057]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.215433][ T1057]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   49.215554][ T1057]  ? do_getsockname (net/socket.c:2192)
[   49.215683][ T1057]  __sys_sendmsg (net/socket.c:2784)
[   49.215812][ T1057]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.215942][ T1057]  ? __sys_getsockname (net/socket.c:2210)
[   49.216064][ T1057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.216187][ T1057]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.216308][ T1057]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.216432][ T1057]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.216555][ T1057]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.216713][ T1057] RIP: 0033:0x7f110b9eb08e
[   49.216852][ T1057] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.217288][ T1057] RSP: 002b:00007ffdbfdd8f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.217473][ T1057] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f110b9eb08e
[   49.217666][ T1057] RDX: 0000000000000000 RSI: 00007ffdbfdd8ff0 RDI: 0000000000000005
[   49.217857][ T1057] RBP: 00007ffdbfdd8f80 R08: 0000000000000000 R09: 0000000000000000
[   49.218040][ T1057] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdbfddd6f8
[   49.218222][ T1057] R13: 0000000000000003 R14: 00007f110bcd7000 R15: 000000000040bda8
| [   49.219457][ T1057] ---[ end trace 0000000000000000 ]---
| [   49.252727][   T70] ------------[ cut here ]------------
| [   49.252866][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/70
| [   49.253381][   T70] Tainted: [W]=WARN
[   49.253471][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.253630][   T70] Workqueue: netns cleanup_net
[   49.253762][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.253927][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   49.254349][   T70] RSP: 0018:ffa00000004b7938 EFLAGS: 00010286
[   49.254501][   T70] RAX: 00000000ffffffa6 RBX: ff110000096598c0 RCX: 1ff4000000096eed
[   49.254689][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009659978
[   49.254884][   T70] RBP: ff11000002544000 R08: 1fe22000012cb330 R09: ff11000008be8bd0
[   49.255062][   T70] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   49.255241][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.255423][   T70] FS:  0000000000000000(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   49.255641][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.255796][   T70] CR2: 00007f8c492f1690 CR3: 00000000141ae002 CR4: 0000000000771ef0
[   49.255984][   T70] PKRU: 55555554
[   49.256074][   T70] Call Trace:
[   49.256165][   T70]  <TASK>
[   49.256227][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.256380][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.256532][   T70]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   49.256662][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   49.256788][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.256913][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   49.257037][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.257163][   T70]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   49.257287][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   49.257407][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.257531][   T70]  cleanup_net (net/core/net_namespace.c:702)
[   49.257659][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[   49.257785][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   49.257913][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.258032][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.258153][   T70]  process_one_work (kernel/workqueue.c:3314)
[   49.258275][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   49.258395][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.258519][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   49.258645][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.258766][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   49.258896][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.259016][   T70]  kthread (kernel/kthread.c:436)
[   49.259106][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.259260][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.259382][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   49.259502][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   49.259723][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   49.259854][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.259973][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   49.261166][   T70] ---[ end trace 0000000000000000 ]---
| [   49.276987][   T70] ------------[ cut here ]------------
| [   49.277125][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [   49.277687][   T70] Tainted: [W]=WARN
[   49.277784][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.277945][   T70] Workqueue: netns cleanup_net
[   49.278073][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.278230][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   49.278668][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[   49.278824][   T70] RAX: 00000000ffffffa6 RBX: ff110000096591c0 RCX: 1ff4000000096ed5
[   49.279013][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009659278
[   49.279192][   T70] RBP: ff11000005141000 R08: 1fe22000012cb250 R09: ff11000008be8bd0
[   49.279420][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   49.279631][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.279822][   T70] FS:  0000000000000000(0000) GS:ff110000a5b30000(0000) knlGS:0000000000000000
[   49.280040][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.280191][   T70] CR2: 0000000011476988 CR3: 000000002d949001 CR4: 0000000000771ef0
[   49.280372][   T70] PKRU: 55555554
[   49.280462][   T70] Call Trace:
[   49.280551][   T70]  <TASK>
[   49.280629][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.280789][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.280978][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   49.281102][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   49.281230][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   49.281349][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   49.281472][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   49.281603][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   49.281728][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.281860][   T70]  cleanup_net (net/core/net_namespace.c:702)
[   49.281992][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[   49.282112][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   49.282235][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.282356][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.282477][   T70]  process_one_work (kernel/workqueue.c:3314)
[   49.282621][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   49.282742][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.282875][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   49.283000][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.283123][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   49.283243][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.283361][   T70]  kthread (kernel/kthread.c:436)
[   49.283451][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.283605][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.283725][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   49.283857][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   49.284007][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   49.284126][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.284250][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   49.285402][   T70] ---[ end trace 0000000000000000 ]---
| [   49.304148][ T1059] ------------[ cut here ]------------
| [   49.304292][ T1059] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1059
| [   49.304844][ T1059] Tainted: [W]=WARN
[   49.304943][ T1059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.305106][ T1059] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.305277][ T1059] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   49.305749][ T1059] RSP: 0018:ffa00000023e7020 EFLAGS: 00010286
[   49.305925][ T1059] RAX: 00000000ffffffa6 RBX: ff11000009658740 RCX: 1ff400000047cdca
[   49.306117][ T1059] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000096587f8
[   49.306313][ T1059] RBP: ff1100001965c000 R08: 1fe22000012cb100 R09: ff110000096e5158
[   49.306505][ T1059] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   49.306706][ T1059] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001965cce1
[   49.306912][ T1059] FS:  00007f7aac877840(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   49.307139][ T1059] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.307302][ T1059] CR2: 000000003bcbd988 CR3: 000000000c04d004 CR4: 0000000000771ef0
[   49.307498][ T1059] PKRU: 55555554
[   49.307600][ T1059] Call Trace:
[   49.307697][ T1059]  <TASK>
[   49.307767][ T1059]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.307904][ T1059]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.308003][ T1059]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   49.308133][ T1059]  __dev_notify_flags (net/core/dev.c:9787)
[   49.308264][ T1059]  ? netif_change_name (net/core/dev.c:1495)
[   49.308396][ T1059]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   49.308527][ T1059]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   49.308663][ T1059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.308797][ T1059]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   49.308936][ T1059]  netif_change_flags (net/core/dev.c:9820)
[   49.309067][ T1059]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   49.309200][ T1059]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.309331][ T1059]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.309492][ T1059]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.309627][ T1059]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.309760][ T1059]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.309896][ T1059]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.310029][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.310161][ T1059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.310291][ T1059]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.310423][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.310552][ T1059]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.310686][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.310825][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.310961][ T1059]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.311092][ T1059]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   49.311223][ T1059]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.311354][ T1059]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.311485][ T1059]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.311622][ T1059]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.311760][ T1059]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.311898][ T1059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.312030][ T1059]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.312160][ T1059]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.312292][ T1059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.312420][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.312549][ T1059]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.312685][ T1059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.312822][ T1059]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.312960][ T1059]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.313091][ T1059]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.313220][ T1059]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.313351][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.313481][ T1059]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   49.313618][ T1059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.313747][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.313887][ T1059]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.314016][ T1059]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.314147][ T1059]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.314279][ T1059]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.314409][ T1059]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.314539][ T1059]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.314674][ T1059]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.314808][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.314943][ T1059]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.315075][ T1059]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.315206][ T1059]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.315338][ T1059]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.315467][ T1059]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.315602][ T1059]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.315766][ T1059]  ? move_addr_to_kernel (net/socket.c:258)
[   49.315901][ T1059]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.316031][ T1059]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.316162][ T1059]  ___sys_sendmsg (net/socket.c:2752)
[   49.316292][ T1059]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.316452][ T1059]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.316674][ T1059]  __sys_sendmsg (net/socket.c:2784)
[   49.316880][ T1059]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.317012][ T1059]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.317175][ T1059]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   49.317306][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.317440][ T1059]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.317569][ T1059]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.317803][ T1059]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.317938][ T1059]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.318100][ T1059] RIP: 0033:0x7f7aacab108e
[   49.318236][ T1059] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.318702][ T1059] RSP: 002b:00007ffe6512ee60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.318905][ T1059] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7aacab108e
[   49.319099][ T1059] RDX: 0000000000000000 RSI: 00007ffe6512ef10 RDI: 0000000000000005
[   49.319294][ T1059] RBP: 00007ffe6512ee70 R08: 0000000000000000 R09: 0000000000000000
[   49.319489][ T1059] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33c
[   49.319688][ T1059] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6512f5e0
| [   49.321006][ T1059] ---[ end trace 0000000000000000 ]---
| [   49.360320][ T1060] ------------[ cut here ]------------
| [   49.360463][ T1060] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ovpn-cli/1060
| [   49.360988][ T1060] Tainted: [W]=WARN
[   49.361083][ T1060] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.361237][ T1060] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.361397][ T1060] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   49.361854][ T1060] RSP: 0018:ffa00000023f7188 EFLAGS: 00010286
[   49.362013][ T1060] RAX: 00000000ffffffa6 RBX: ff110000054b1540 RCX: 1ff400000047edf7
[   49.362197][ T1060] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000054b15f8
[   49.362380][ T1060] RBP: ff1100001965c000 R08: 1fe2200000a962c0 R09: ff11000002fed158
[   49.362564][ T1060] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.362753][ T1060] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.362945][ T1060] FS:  00007fed13e8dec0(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   49.363167][ T1060] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.363320][ T1060] CR2: 00007fed141ee004 CR3: 000000000c6a8001 CR4: 0000000000771ef0
[   49.363506][ T1060] PKRU: 55555554
[   49.363603][ T1060] Call Trace:
[   49.363695][ T1060]  <TASK>
[   49.363763][ T1060]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.363923][ T1060]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.364078][ T1060]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.364202][ T1060]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.364324][ T1060]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   49.364482][ T1060]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   49.364610][ T1060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.364732][ T1060]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.364861][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.364983][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.365120][ T1060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.365241][ T1060]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.365363][ T1060]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.365488][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.365619][ T1060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.365741][ T1060]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.365871][ T1060]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.365994][ T1060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.366116][ T1060]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.366237][ T1060]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.366360][ T1060]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.366485][ T1060]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.366676][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.366881][ T1060]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   49.367007][ T1060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.367128][ T1060]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.367251][ T1060]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.367373][ T1060]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.367497][ T1060]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.367673][ T1060]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.367797][ T1060]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.367930][ T1060]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.368052][ T1060]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.368176][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.368301][ T1060]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.368425][ T1060]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.368552][ T1060]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.368727][ T1060]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.368858][ T1060]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.368982][ T1060]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.369134][ T1060]  ? move_addr_to_kernel (net/socket.c:258)
[   49.369264][ T1060]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.369386][ T1060]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.369539][ T1060]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.369718][ T1060]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.369881][ T1060]  ___sys_sendmsg (net/socket.c:2752)
[   49.370004][ T1060]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.370126][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.370255][ T1060]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   49.370376][ T1060]  ? do_getsockname (net/socket.c:2192)
[   49.370505][ T1060]  __sys_sendmsg (net/socket.c:2784)
[   49.370685][ T1060]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.370815][ T1060]  ? __sys_getsockname (net/socket.c:2210)
[   49.370943][ T1060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.371066][ T1060]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.371187][ T1060]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.371309][ T1060]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.371431][ T1060]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.371583][ T1060] RIP: 0033:0x7fed13f4208e
[   49.371772][ T1060] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.372212][ T1060] RSP: 002b:00007ffefe061450 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.372397][ T1060] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fed13f4208e
[   49.372578][ T1060] RDX: 0000000000000000 RSI: 00007ffefe0614d0 RDI: 0000000000000005
[   49.372818][ T1060] RBP: 00007ffefe061460 R08: 0000000000000000 R09: 0000000000000000
[   49.373005][ T1060] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffefe065bd8
[   49.373187][ T1060] R13: 0000000000000003 R14: 00007fed1422e000 R15: 000000000040bda8
| [   49.374468][ T1060] ---[ end trace 0000000000000000 ]---
| [   49.422235][   T70] ------------[ cut here ]------------
| [   49.422384][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [   49.422922][   T70] Tainted: [W]=WARN
[   49.423011][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.423158][   T70] Workqueue: netns cleanup_net
[   49.423283][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.423436][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   49.423872][   T70] RSP: 0018:ffa00000004b7938 EFLAGS: 00010286
[   49.424024][   T70] RAX: 00000000ffffffa6 RBX: ff110000100c9e00 RCX: 1ff4000000096eed
[   49.424199][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100c9eb8
[   49.424373][   T70] RBP: ff1100000a279000 R08: 1fe22000020193d8 R09: ff11000008be8bd0
[   49.424549][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   49.424787][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.424971][   T70] FS:  0000000000000000(0000) GS:ff110000a5b30000(0000) knlGS:0000000000000000
[   49.425180][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.425361][   T70] CR2: 0000000011476988 CR3: 000000002d949001 CR4: 0000000000771ef0
[   49.425539][   T70] PKRU: 55555554
[   49.425674][   T70] Call Trace:
[   49.425765][   T70]  <TASK>
[   49.425826][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.426026][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.426175][   T70]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   49.426294][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   49.426414][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.426531][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   49.426698][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.426822][   T70]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   49.426945][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   49.427063][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.427183][   T70]  cleanup_net (net/core/net_namespace.c:702)
[   49.427302][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[   49.427421][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   49.427540][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.427701][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.427823][   T70]  process_one_work (kernel/workqueue.c:3314)
[   49.427949][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   49.428067][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.428189][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   49.428309][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.428427][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   49.428546][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.428702][   T70]  kthread (kernel/kthread.c:436)
[   49.428794][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.428946][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.429065][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   49.429185][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   49.429331][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   49.429450][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.429569][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   49.430717][   T70] ---[ end trace 0000000000000000 ]---
| [   49.442816][   T70] ------------[ cut here ]------------
| [   49.442986][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [   49.443511][   T70] Tainted: [W]=WARN
[   49.443611][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.443765][   T70] Workqueue: netns cleanup_net
[   49.443896][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.444051][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   49.444488][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[   49.444646][   T70] RAX: 00000000ffffffa6 RBX: ff110000100c9700 RCX: 1ff4000000096ed5
[   49.444826][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100c97b8
[   49.445024][   T70] RBP: ff1100000a1f9000 R08: 1fe22000020192f8 R09: ff11000008be8bd0
[   49.445204][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   49.445382][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.445562][   T70] FS:  0000000000000000(0000) GS:ff110000a5b30000(0000) knlGS:0000000000000000
[   49.445783][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.445942][   T70] CR2: 0000000011476988 CR3: 000000002d949001 CR4: 0000000000771ef0
[   49.446122][   T70] PKRU: 55555554
[   49.446212][   T70] Call Trace:
[   49.446306][   T70]  <TASK>
[   49.446372][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.446528][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.446690][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   49.446819][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   49.447042][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   49.447181][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   49.447305][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   49.447427][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   49.447559][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.447748][   T70]  cleanup_net (net/core/net_namespace.c:702)
[   49.447915][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[   49.448034][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   49.448155][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.448273][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.448394][   T70]  process_one_work (kernel/workqueue.c:3314)
[   49.448532][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   49.448706][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.448881][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   49.449014][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.449132][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   49.449252][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.449371][   T70]  kthread (kernel/kthread.c:436)
[   49.449461][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.449678][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.449804][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   49.449931][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   49.450081][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   49.450200][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.450328][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   49.451521][   T70] ---[ end trace 0000000000000000 ]---
| [   49.460653][ T1062] ------------[ cut here ]------------
| [   49.460804][ T1062] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1062
| [   49.461326][ T1062] Tainted: [W]=WARN
[   49.461424][ T1062] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.461619][ T1062] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.461793][ T1062] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   49.462273][ T1062] RSP: 0018:ffa0000002417020 EFLAGS: 00010286
[   49.462435][ T1062] RAX: 00000000ffffffa6 RBX: ff110000100c8740 RCX: 1ff4000000482dca
[   49.462634][ T1062] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100c87f8
[   49.462835][ T1062] RBP: ff11000008869000 R08: 1fe2200002019100 R09: ff1100000d512e58
[   49.463028][ T1062] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   49.463220][ T1062] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008869ce1
[   49.463414][ T1062] FS:  00007f4dcd356840(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   49.463648][ T1062] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.463845][ T1062] CR2: 000000003f95f988 CR3: 000000000c049003 CR4: 0000000000771ef0
[   49.464042][ T1062] PKRU: 55555554
[   49.464140][ T1062] Call Trace:
[   49.464247][ T1062]  <TASK>
[   49.464314][ T1062]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.464445][ T1062]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.464546][ T1062]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   49.464683][ T1062]  __dev_notify_flags (net/core/dev.c:9787)
[   49.464821][ T1062]  ? netif_change_name (net/core/dev.c:1495)
[   49.464965][ T1062]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   49.465095][ T1062]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   49.465244][ T1062]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.465380][ T1062]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   49.465515][ T1062]  netif_change_flags (net/core/dev.c:9820)
[   49.465653][ T1062]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   49.465798][ T1062]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.465935][ T1062]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.466097][ T1062]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.466226][ T1062]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.466356][ T1062]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.466488][ T1062]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.466632][ T1062]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.466767][ T1062]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.466912][ T1062]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.467042][ T1062]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.467183][ T1062]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.467312][ T1062]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.467443][ T1062]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.467572][ T1062]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.468337][ T1062]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   49.468480][ T1062]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.468699][ T1062]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.468901][ T1062]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.469036][ T1062]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.469168][ T1062]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.469302][ T1062]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.469431][ T1062]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.469560][ T1062]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.469794][ T1062]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.469934][ T1062]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.470062][ T1062]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.470192][ T1062]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.470324][ T1062]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.470453][ T1062]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.470582][ T1062]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.470762][ T1062]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.470895][ T1062]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.471025][ T1062]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   49.471157][ T1062]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.471286][ T1062]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.471418][ T1062]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.471570][ T1062]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.471706][ T1062]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.471848][ T1062]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.471977][ T1062]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.472108][ T1062]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.472243][ T1062]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.472374][ T1062]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.472504][ T1062]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.472648][ T1062]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.472784][ T1062]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.472921][ T1062]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.473061][ T1062]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.473190][ T1062]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.473354][ T1062]  ? move_addr_to_kernel (net/socket.c:258)
[   49.473487][ T1062]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.473622][ T1062]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.473754][ T1062]  ___sys_sendmsg (net/socket.c:2752)
[   49.473892][ T1062]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.474057][ T1062]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.474201][ T1062]  __sys_sendmsg (net/socket.c:2784)
[   49.474331][ T1062]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.474487][ T1062]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.474655][ T1062]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   49.474790][ T1062]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.474925][ T1062]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.475055][ T1062]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.475185][ T1062]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.475327][ T1062]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.475490][ T1062] RIP: 0033:0x7f4dcd59008e
[   49.475631][ T1062] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.476103][ T1062] RSP: 002b:00007ffc518c4db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.476299][ T1062] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4dcd59008e
[   49.476493][ T1062] RDX: 0000000000000000 RSI: 00007ffc518c4e60 RDI: 0000000000000005
[   49.476690][ T1062] RBP: 00007ffc518c4dc0 R08: 0000000000000000 R09: 0000000000000000
[   49.476893][ T1062] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33c
[   49.477086][ T1062] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc518c5530
| [   49.478414][ T1062] ---[ end trace 0000000000000000 ]---
| [   49.524983][ T1063] ------------[ cut here ]------------
| [   49.525169][ T1063] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ovpn-cli/1063
| [   49.525802][ T1063] Tainted: [W]=WARN
[   49.525957][ T1063] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.526159][ T1063] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.526366][ T1063] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   49.527483][ T1063] RSP: 0018:ffa0000002417188 EFLAGS: 00010286
[   49.527700][ T1063] RAX: 00000000ffffffa6 RBX: ff1100000b91a200 RCX: 1ff4000000482df7
[   49.527949][ T1063] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b91a2b8
[   49.528178][ T1063] RBP: ff11000008869000 R08: 1fe2200001723458 R09: ff1100000c36ae58
[   49.528409][ T1063] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   49.528654][ T1063] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.528904][ T1063] FS:  00007fbdf7e90ec0(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   49.529184][ T1063] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.529383][ T1063] CR2: 00007fbdf81f1004 CR3: 000000001420c005 CR4: 0000000000771ef0
[   49.529629][ T1063] PKRU: 55555554
[   49.529775][ T1063] Call Trace:
[   49.529925][ T1063]  <TASK>
[   49.530034][ T1063]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.530237][ T1063]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.530434][ T1063]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.530630][ T1063]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.530807][ T1063]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   49.531020][ T1063]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   49.531194][ T1063]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.531365][ T1063]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.531537][ T1063]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.531722][ T1063]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.531939][ T1063]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.532108][ T1063]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.532279][ T1063]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.532449][ T1063]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.532637][ T1063]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.532817][ T1063]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.532996][ T1063]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.533166][ T1063]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.533337][ T1063]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.533509][ T1063]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.533716][ T1063]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.533906][ T1063]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.534078][ T1063]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.534247][ T1063]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   49.534418][ T1063]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.534600][ T1063]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.534774][ T1063]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.534957][ T1063]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.535129][ T1063]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.535303][ T1063]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.535472][ T1063]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.535660][ T1063]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.535848][ T1063]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.536044][ T1063]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.536225][ T1063]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.536396][ T1063]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.536570][ T1063]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.536756][ T1063]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.536960][ T1063]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.537130][ T1063]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.537328][ T1063]  ? move_addr_to_kernel (net/socket.c:258)
[   49.537497][ T1063]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.537683][ T1063]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.537904][ T1063]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.538074][ T1063]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.538276][ T1063]  ___sys_sendmsg (net/socket.c:2752)
[   49.538447][ T1063]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.538629][ T1063]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.538814][ T1063]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   49.539016][ T1063]  ? do_getsockname (net/socket.c:2192)
[   49.539197][ T1063]  __sys_sendmsg (net/socket.c:2784)
[   49.539368][ T1063]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.539541][ T1063]  ? __sys_getsockname (net/socket.c:2210)
[   49.539724][ T1063]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.539907][ T1063]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.540078][ T1063]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.540247][ T1063]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.540433][ T1063]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.540649][ T1063] RIP: 0033:0x7fbdf7f4508e
[   49.540851][ T1063] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.541330][ T1063] RSP: 002b:00007ffc341e8100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.541571][ T1063] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbdf7f4508e
[   49.541825][ T1063] RDX: 0000000000000000 RSI: 00007ffc341e8180 RDI: 0000000000000005
[   49.542063][ T1063] RBP: 00007ffc341e8110 R08: 0000000000000000 R09: 0000000000000000
[   49.542303][ T1063] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc341ec888
[   49.542529][ T1063] R13: 0000000000000003 R14: 00007fbdf8231000 R15: 000000000040bda8
| [   49.544147][ T1063] ---[ end trace 0000000000000000 ]---
| [   49.584319][   T70] ------------[ cut here ]------------
| [   49.584468][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [   49.585042][   T70] Tainted: [W]=WARN
[   49.585130][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.585275][   T70] Workqueue: netns cleanup_net
[   49.585399][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.585552][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   49.585985][   T70] RSP: 0018:ffa00000004b7938 EFLAGS: 00010286
[   49.586139][   T70] RAX: 00000000ffffffa6 RBX: ff1100000f23f8c0 RCX: 1ff4000000096eed
[   49.586312][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f23f978
[   49.586500][   T70] RBP: ff1100000f1e1000 R08: 1fe2200001e47f30 R09: ff11000008be8bd0
[   49.586682][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   49.586867][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.587042][   T70] FS:  0000000000000000(0000) GS:ff110000a5b30000(0000) knlGS:0000000000000000
[   49.587247][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.587392][   T70] CR2: 0000000011476988 CR3: 000000002d949001 CR4: 0000000000771ef0
[   49.587567][   T70] PKRU: 55555554
[   49.587658][   T70] Call Trace:
[   49.587745][   T70]  <TASK>
[   49.587811][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.587971][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.588118][   T70]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   49.588235][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   49.588353][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.588480][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   49.588601][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.588721][   T70]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   49.588881][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   49.589000][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.589120][   T70]  cleanup_net (net/core/net_namespace.c:702)
[   49.589236][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[   49.589351][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   49.589468][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.589585][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.589712][   T70]  process_one_work (kernel/workqueue.c:3314)
[   49.589842][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   49.589962][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.590081][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   49.590204][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.590324][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   49.590441][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.590557][   T70]  kthread (kernel/kthread.c:436)
[   49.590700][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.590906][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.591024][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   49.591142][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   49.591293][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   49.591410][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.591527][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   49.592673][   T70] ---[ end trace 0000000000000000 ]---
| [   49.605231][   T70] ------------[ cut here ]------------
| [   49.605401][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/70
| [   49.606353][   T70] Tainted: [W]=WARN
[   49.606494][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.606703][   T70] Workqueue: netns cleanup_net
[   49.606892][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.607109][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   49.607579][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[   49.607798][   T70] RAX: 00000000ffffffa6 RBX: ff1100000f23f1c0 RCX: 1ff4000000096ed5
[   49.608025][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f23f278
[   49.608249][   T70] RBP: ff1100000f1bc000 R08: 1fe2200001e47e50 R09: ff11000008be8bd0
[   49.608473][   T70] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   49.608720][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.608999][   T70] FS:  0000000000000000(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   49.609259][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.609455][   T70] CR2: 0000555991c7cd5c CR3: 0000000002f8d002 CR4: 0000000000771ef0
[   49.609698][   T70] PKRU: 55555554
[   49.609851][   T70] Call Trace:
[   49.609991][   T70]  <TASK>
[   49.610099][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.610300][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.610499][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   49.610764][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   49.611047][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   49.611306][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   49.611546][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   49.611731][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   49.611936][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.612107][   T70]  cleanup_net (net/core/net_namespace.c:702)
[   49.612274][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[   49.612441][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   49.612624][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.612799][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.613008][   T70]  process_one_work (kernel/workqueue.c:3314)
[   49.613179][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   49.613346][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.613517][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   49.613699][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.613883][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   49.614052][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.614222][   T70]  kthread (kernel/kthread.c:436)
[   49.614358][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.614566][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.614747][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   49.614933][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   49.615128][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   49.615326][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.615495][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   49.617022][   T70] ---[ end trace 0000000000000000 ]---
| [   49.627026][ T1065] ------------[ cut here ]------------
| [   49.627196][ T1065] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1065
| [   49.627755][ T1065] Tainted: [W]=WARN
[   49.627866][ T1065] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.628029][ T1065] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.628197][ T1065] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   49.628663][ T1065] RSP: 0018:ffa0000002427020 EFLAGS: 00010286
[   49.628838][ T1065] RAX: 00000000ffffffa6 RBX: ff1100000f23e040 RCX: 1ff4000000484dca
[   49.629035][ T1065] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f23e0f8
[   49.629229][ T1065] RBP: ff11000008681000 R08: 1fe2200001e47c20 R09: ff1100001a6bd158
[   49.629419][ T1065] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   49.629618][ T1065] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008681ce1
[   49.629819][ T1065] FS:  00007fea5e2f9840(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   49.630053][ T1065] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.630237][ T1065] CR2: 0000000011f98988 CR3: 000000000ce0f003 CR4: 0000000000771ef0
[   49.630432][ T1065] PKRU: 55555554
[   49.630528][ T1065] Call Trace:
[   49.630629][ T1065]  <TASK>
[   49.630696][ T1065]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.630835][ T1065]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.630936][ T1065]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   49.631065][ T1065]  __dev_notify_flags (net/core/dev.c:9787)
[   49.631206][ T1065]  ? netif_change_name (net/core/dev.c:1495)
[   49.631340][ T1065]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   49.631470][ T1065]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   49.631602][ T1065]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.631732][ T1065]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   49.631871][ T1065]  netif_change_flags (net/core/dev.c:9820)
[   49.632003][ T1065]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   49.632134][ T1065]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.632264][ T1065]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.632424][ T1065]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.632553][ T1065]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.632687][ T1065]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.632821][ T1065]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.632961][ T1065]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.633092][ T1065]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.633221][ T1065]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.633350][ T1065]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.633481][ T1065]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.633616][ T1065]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.633745][ T1065]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.633885][ T1065]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.634016][ T1065]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   49.634147][ T1065]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.634277][ T1065]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.634408][ T1065]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.634542][ T1065]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.634680][ T1065]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.634818][ T1065]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.634954][ T1065]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.635085][ T1065]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.635218][ T1065]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.635347][ T1065]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.635477][ T1065]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.635670][ T1065]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.635861][ T1065]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.635993][ T1065]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.636122][ T1065]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.636250][ T1065]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.636378][ T1065]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.636508][ T1065]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   49.636692][ T1065]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.636827][ T1065]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.636963][ T1065]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.637093][ T1065]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.637222][ T1065]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.637355][ T1065]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.637484][ T1065]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.637637][ T1065]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.637769][ T1065]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.637903][ T1065]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.638035][ T1065]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.638167][ T1065]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.638299][ T1065]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.638430][ T1065]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.638559][ T1065]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.638698][ T1065]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.638868][ T1065]  ? move_addr_to_kernel (net/socket.c:258)
[   49.638998][ T1065]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.639128][ T1065]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.639260][ T1065]  ___sys_sendmsg (net/socket.c:2752)
[   49.639389][ T1065]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.639550][ T1065]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.639695][ T1065]  __sys_sendmsg (net/socket.c:2784)
[   49.639836][ T1065]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.639966][ T1065]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.640128][ T1065]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   49.640272][ T1065]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.640405][ T1065]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.640534][ T1065]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.640666][ T1065]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.640798][ T1065]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.640965][ T1065] RIP: 0033:0x7fea5e53308e
[   49.641100][ T1065] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.641556][ T1065] RSP: 002b:00007fff284de100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.641765][ T1065] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fea5e53308e
[   49.641966][ T1065] RDX: 0000000000000000 RSI: 00007fff284de1b0 RDI: 0000000000000005
[   49.642160][ T1065] RBP: 00007fff284de110 R08: 0000000000000000 R09: 0000000000000000
[   49.642353][ T1065] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33d
[   49.642545][ T1065] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff284de880
| [   49.643852][ T1065] ---[ end trace 0000000000000000 ]---
| [   49.692649][ T1067] ------------[ cut here ]------------
| [   49.692817][ T1067] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ovpn-cli/1067
| [   49.693314][ T1067] Tainted: [W]=WARN
[   49.693407][ T1067] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.693561][ T1067] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.693728][ T1067] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   49.694197][ T1067] RSP: 0018:ffa0000002437188 EFLAGS: 00010286
[   49.694358][ T1067] RAX: 00000000ffffffa6 RBX: ff1100001016c200 RCX: 1ff4000000486df7
[   49.694540][ T1067] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001016c2b8
[   49.694824][ T1067] RBP: ff11000008681000 R08: 1fe220000202d858 R09: ff11000019bbd158
[   49.695012][ T1067] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.695196][ T1067] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.695380][ T1067] FS:  00007f33c2225ec0(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   49.695677][ T1067] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.695913][ T1067] CR2: 00007f33c2586004 CR3: 00000000143d0001 CR4: 0000000000771ef0
[   49.696101][ T1067] PKRU: 55555554
[   49.696193][ T1067] Call Trace:
[   49.696285][ T1067]  <TASK>
[   49.696349][ T1067]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.696503][ T1067]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.696726][ T1067]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.696866][ T1067]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.696990][ T1067]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   49.697144][ T1067]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   49.697265][ T1067]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.697386][ T1067]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.697509][ T1067]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.697699][ T1067]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.697844][ T1067]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.697966][ T1067]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.698088][ T1067]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.698209][ T1067]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.698332][ T1067]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.698454][ T1067]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.698575][ T1067]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.698763][ T1067]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.698894][ T1067]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.699018][ T1067]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.699141][ T1067]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.699263][ T1067]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.699385][ T1067]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.699515][ T1067]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   49.699650][ T1067]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.699775][ T1067]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.699902][ T1067]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.700024][ T1067]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.700145][ T1067]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.700270][ T1067]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.700390][ T1067]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.700515][ T1067]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.700642][ T1067]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.700768][ T1067]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.700898][ T1067]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.701022][ T1067]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.701145][ T1067]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.701269][ T1067]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.701392][ T1067]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.701515][ T1067]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.701671][ T1067]  ? move_addr_to_kernel (net/socket.c:258)
[   49.701796][ T1067]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.701924][ T1067]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.702075][ T1067]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.702196][ T1067]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.702353][ T1067]  ___sys_sendmsg (net/socket.c:2752)
[   49.702475][ T1067]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.702604][ T1067]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.702732][ T1067]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   49.702861][ T1067]  ? do_getsockname (net/socket.c:2192)
[   49.702987][ T1067]  __sys_sendmsg (net/socket.c:2784)
[   49.703109][ T1067]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.703236][ T1067]  ? __sys_getsockname (net/socket.c:2210)
[   49.703359][ T1067]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.703481][ T1067]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.703606][ T1067]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.703727][ T1067]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.703860][ T1067]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.704010][ T1067] RIP: 0033:0x7f33c22da08e
[   49.704138][ T1067] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.704575][ T1067] RSP: 002b:00007ffd96fd3590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.704770][ T1067] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f33c22da08e
[   49.704961][ T1067] RDX: 0000000000000000 RSI: 00007ffd96fd3610 RDI: 0000000000000005
[   49.705143][ T1067] RBP: 00007ffd96fd35a0 R08: 0000000000000000 R09: 0000000000000000
[   49.705324][ T1067] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd96fd7d18
[   49.705505][ T1067] R13: 0000000000000003 R14: 00007f33c25c6000 R15: 000000000040bda8
| [   49.706739][ T1067] ---[ end trace 0000000000000000 ]---
| [   49.744996][   T70] ------------[ cut here ]------------
| [   49.745134][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/70
| [   49.745777][   T70] Tainted: [W]=WARN
[   49.745873][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.746023][   T70] Workqueue: netns cleanup_net
[   49.746148][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.746306][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   49.746733][   T70] RSP: 0018:ffa00000004b7938 EFLAGS: 00010286
[   49.746898][   T70] RAX: 00000000ffffffa6 RBX: ff1100000d6571c0 RCX: 1ff4000000096eed
[   49.747076][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d657278
[   49.747253][   T70] RBP: ff1100000f0fc000 R08: 1fe2200001acae50 R09: ff11000008be8bd0
[   49.747430][   T70] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.747613][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.747795][   T70] FS:  0000000000000000(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   49.748011][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.748158][   T70] CR2: 00007f33c232b2a0 CR3: 000000002d949004 CR4: 0000000000771ef0
[   49.748335][   T70] PKRU: 55555554
[   49.748423][   T70] Call Trace:
[   49.748512][   T70]  <TASK>
[   49.748573][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.748732][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.748887][   T70]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   49.749005][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   49.749125][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.749244][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   49.749364][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.749485][   T70]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   49.749611][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   49.749728][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.749863][   T70]  cleanup_net (net/core/net_namespace.c:702)
[   49.749983][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[   49.750100][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   49.750222][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.750343][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.750462][   T70]  process_one_work (kernel/workqueue.c:3314)
[   49.750586][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   49.750711][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.750843][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   49.750964][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.751082][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   49.751201][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.751319][   T70]  kthread (kernel/kthread.c:436)
[   49.751410][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.751557][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.751682][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   49.751807][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   49.751959][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   49.752079][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.752224][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   49.753353][   T70] ---[ end trace 0000000000000000 ]---
| [   49.762899][   T70] ------------[ cut here ]------------
| [   49.763032][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/70
| [   49.763548][   T70] Tainted: [W]=WARN
[   49.763649][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.763804][   T70] Workqueue: netns cleanup_net
[   49.763935][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.764093][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   49.764522][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[   49.765053][   T70] RAX: 00000000ffffffa6 RBX: ff1100000d656ac0 RCX: 1ff4000000096ed5
[   49.765238][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d656b78
[   49.765418][   T70] RBP: ff1100000a2a1000 R08: 1fe2200001acad70 R09: ff11000008be8bd0
[   49.765627][   T70] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.765810][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.765999][   T70] FS:  0000000000000000(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   49.766208][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.766359][   T70] CR2: 00007f33c232b2a0 CR3: 000000002d949004 CR4: 0000000000771ef0
[   49.766540][   T70] PKRU: 55555554
[   49.766635][   T70] Call Trace:
[   49.766724][   T70]  <TASK>
[   49.766793][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.766950][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.767101][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   49.767223][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   49.767344][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   49.767465][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   49.767595][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   49.767729][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   49.767868][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.767991][   T70]  cleanup_net (net/core/net_namespace.c:702)
[   49.768112][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[   49.768231][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   49.768351][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.768473][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.768601][   T70]  process_one_work (kernel/workqueue.c:3314)
[   49.768724][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   49.768863][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.768985][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   49.769107][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.769226][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   49.769348][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.769469][   T70]  kthread (kernel/kthread.c:436)
[   49.769559][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.769719][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.769852][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   49.769974][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   49.770124][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   49.770249][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.770370][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   49.771521][   T70] ---[ end trace 0000000000000000 ]---
| [   49.773969][ T1069] ------------[ cut here ]------------
| [   49.774115][ T1069] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1069
| [   49.774638][ T1069] Tainted: [W]=WARN
[   49.774737][ T1069] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.774911][ T1069] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.775095][ T1069] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   49.775557][ T1069] RSP: 0018:ffa0000002457020 EFLAGS: 00010286
[   49.775728][ T1069] RAX: 00000000ffffffa6 RBX: ff1100000d6578c0 RCX: 1ff400000048adca
[   49.775932][ T1069] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d657978
[   49.776124][ T1069] RBP: ff11000008761000 R08: 1fe2200001acaf30 R09: ff11000019bbae58
[   49.776318][ T1069] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   49.776509][ T1069] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008761ce1
[   49.776710][ T1069] FS:  00007fcdd8d1d840(0000) GS:ff110000a5c30000(0000) knlGS:0000000000000000
[   49.776951][ T1069] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.777113][ T1069] CR2: 0000000039580988 CR3: 000000001951b002 CR4: 0000000000771ef0
[   49.777305][ T1069] PKRU: 55555554
[   49.777403][ T1069] Call Trace:
[   49.777500][ T1069]  <TASK>
[   49.777568][ T1069]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.777704][ T1069]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.777807][ T1069]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   49.777939][ T1069]  __dev_notify_flags (net/core/dev.c:9787)
[   49.778072][ T1069]  ? netif_change_name (net/core/dev.c:1495)
[   49.778202][ T1069]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   49.778332][ T1069]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   49.778463][ T1069]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.778599][ T1069]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   49.778731][ T1069]  netif_change_flags (net/core/dev.c:9820)
[   49.778869][ T1069]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   49.779001][ T1069]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.779132][ T1069]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.779311][ T1069]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.779441][ T1069]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.779571][ T1069]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.779705][ T1069]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.779844][ T1069]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.779976][ T1069]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.780106][ T1069]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.780236][ T1069]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.780368][ T1069]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.780498][ T1069]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.780631][ T1069]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.780765][ T1069]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.780900][ T1069]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   49.781031][ T1069]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.781161][ T1069]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.781292][ T1069]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.781426][ T1069]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.781560][ T1069]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.781700][ T1069]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.781836][ T1069]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.781966][ T1069]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.782100][ T1069]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.782230][ T1069]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.782361][ T1069]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.782492][ T1069]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.782627][ T1069]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.782762][ T1069]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.782898][ T1069]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.783029][ T1069]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.783159][ T1069]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.783289][ T1069]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   49.783422][ T1069]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.783552][ T1069]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.783687][ T1069]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.783822][ T1069]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.783959][ T1069]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.784092][ T1069]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.784222][ T1069]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.784353][ T1069]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.784485][ T1069]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.784621][ T1069]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.784752][ T1069]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.784892][ T1069]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.785022][ T1069]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.785154][ T1069]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.785284][ T1069]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.785414][ T1069]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.785578][ T1069]  ? move_addr_to_kernel (net/socket.c:258)
[   49.785714][ T1069]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.785856][ T1069]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.785989][ T1069]  ___sys_sendmsg (net/socket.c:2752)
[   49.786120][ T1069]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.786281][ T1069]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.786423][ T1069]  __sys_sendmsg (net/socket.c:2784)
[   49.786553][ T1069]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.786687][ T1069]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.786860][ T1069]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   49.786990][ T1069]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.787121][ T1069]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.787250][ T1069]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.787380][ T1069]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.787511][ T1069]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.787679][ T1069] RIP: 0033:0x7fcdd8f5708e
[   49.787819][ T1069] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.788293][ T1069] RSP: 002b:00007ffde7c8c6a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.788491][ T1069] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fcdd8f5708e
[   49.788690][ T1069] RDX: 0000000000000000 RSI: 00007ffde7c8c750 RDI: 0000000000000005
[   49.788895][ T1069] RBP: 00007ffde7c8c6b0 R08: 0000000000000000 R09: 0000000000000000
[   49.789114][ T1069] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d33d
[   49.789313][ T1069] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde7c8ce20
| [   49.790649][ T1069] ---[ end trace 0000000000000000 ]---
| [   49.849009][ T1070] ------------[ cut here ]------------
| [   49.849180][ T1070] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ovpn-cli/1070
| [   49.849715][ T1070] Tainted: [W]=WARN
[   49.849815][ T1070] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.849976][ T1070] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.850136][ T1070] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 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
[   49.850573][ T1070] RSP: 0018:ffa0000002467188 EFLAGS: 00010286
[   49.851134][ T1070] RAX: 00000000ffffffa6 RBX: ff1100000b916ac0 RCX: 1ff400000048cdf7
[   49.851324][ T1070] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b916b78
[   49.851508][ T1070] RBP: ff11000008761000 R08: 1fe2200001722d70 R09: ff1100000ce28b58
[   49.851697][ T1070] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.851894][ T1070] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.852080][ T1070] FS:  00007f8f2e7b5ec0(0000) GS:ff110000a5ab0000(0000) knlGS:0000000000000000
[   49.852297][ T1070] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.852464][ T1070] CR2: 00007f8f2eb16004 CR3: 0000000019510004 CR4: 0000000000771ef0
[   49.852659][ T1070] PKRU: 55555554
[   49.852757][ T1070] Call Trace:
[   49.852858][ T1070]  <TASK>
[   49.852923][ T1070]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.853080][ T1070]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.853234][ T1070]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.853381][ T1070]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.853506][ T1070]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   49.853668][ T1070]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   49.853796][ T1070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.853926][ T1070]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.854051][ T1070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.854175][ T1070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.854322][ T1070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.854446][ T1070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.854570][ T1070]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.854700][ T1070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.854829][ T1070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.854958][ T1070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.855082][ T1070]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.855219][ T1070]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.855347][ T1070]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.855471][ T1070]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.855602][ T1070]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.855729][ T1070]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.855885][ T1070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.856009][ T1070]  ? unbound_wq_update_pwq (kernel/workqueue.c:1696 kernel/workqueue.c:1689 kernel/workqueue.c:5601)
[   49.856134][ T1070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.856258][ T1070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.856381][ T1070]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.856506][ T1070]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.856633][ T1070]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.856771][ T1070]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.856902][ T1070]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.857029][ T1070]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.857154][ T1070]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.857277][ T1070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.857401][ T1070]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.857536][ T1070]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.857665][ T1070]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.857794][ T1070]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.857924][ T1070]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.858056][ T1070]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.858211][ T1070]  ? move_addr_to_kernel (net/socket.c:258)
[   49.858343][ T1070]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.858468][ T1070]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.858627][ T1070]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.858753][ T1070]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.858919][ T1070]  ___sys_sendmsg (net/socket.c:2752)
[   49.859044][ T1070]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.859169][ T1070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.859302][ T1070]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   49.859426][ T1070]  ? do_getsockname (net/socket.c:2192)
[   49.859551][ T1070]  __sys_sendmsg (net/socket.c:2784)
[   49.859696][ T1070]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.859827][ T1070]  ? __sys_getsockname (net/socket.c:2210)
[   49.859954][ T1070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.860078][ T1070]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.860200][ T1070]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.860323][ T1070]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.860446][ T1070]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.860607][ T1070] RIP: 0033:0x7f8f2e86a08e
[   49.860737][ T1070] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.861202][ T1070] RSP: 002b:00007ffd68680010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.861391][ T1070] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8f2e86a08e
[   49.861574][ T1070] RDX: 0000000000000000 RSI: 00007ffd68680090 RDI: 0000000000000005
[   49.861772][ T1070] RBP: 00007ffd68680020 R08: 0000000000000000 R09: 0000000000000000
[   49.861961][ T1070] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd68684798
[   49.862146][ T1070] R13: 0000000000000003 R14: 00007f8f2eb56000 R15: 000000000040bda8
| [   49.863399][ T1070] ---[ end trace 0000000000000000 ]---
| [   49.904143][   T70] ------------[ cut here ]------------
| [   49.904336][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/70
| [   49.904965][   T70] Tainted: [W]=WARN
[   49.905103][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.905330][   T70] Workqueue: netns cleanup_net
[   49.905503][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.905840][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   49.906370][   T70] RSP: 0018:ffa00000004b7938 EFLAGS: 00010286
[   49.906681][   T70] RAX: 00000000ffffffa6 RBX: ff1100000b917000 RCX: 1ff4000000096eed
[   49.906988][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b9170b8
[   49.907288][   T70] RBP: ff1100000c161000 R08: 1fe2200001722e18 R09: ff11000008be8bd0
[   49.907582][   T70] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   49.907907][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.908138][   T70] FS:  0000000000000000(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   49.908392][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.908645][   T70] CR2: 00007fa2838592a0 CR3: 000000002d949006 CR4: 0000000000771ef0
[   49.908890][   T70] PKRU: 55555554
[   49.909027][   T70] Call Trace:
[   49.909164][   T70]  <TASK>
[   49.909273][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.909474][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.909695][   T70]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   49.909879][   T70]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   49.910049][   T70]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.910216][   T70]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   49.910385][   T70]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.910554][   T70]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   49.910733][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   49.910912][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.911081][   T70]  cleanup_net (net/core/net_namespace.c:702)
[   49.911248][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[   49.911416][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   49.911609][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.911780][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.911993][   T70]  process_one_work (kernel/workqueue.c:3314)
[   49.912166][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   49.912336][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.912511][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   49.912692][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.912873][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   49.913044][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.913212][   T70]  kthread (kernel/kthread.c:436)
[   49.913353][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.913678][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.913938][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   49.914108][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   49.914307][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   49.914474][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.914657][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   49.916396][   T70] ---[ end trace 0000000000000000 ]---
| [   49.929934][   T70] ------------[ cut here ]------------
| [   49.930108][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/70
| [   49.930751][   T70] Tainted: [W]=WARN
[   49.930907][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.931107][   T70] Workqueue: netns cleanup_net
[   49.931282][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.931500][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   49.932066][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[   49.932314][   T70] RAX: 00000000ffffffa6 RBX: ff1100000b917380 RCX: 1ff4000000096ed5
[   49.932624][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b917438
[   49.932925][   T70] RBP: ff1100000c044000 R08: 1fe2200001722e88 R09: ff11000008be8bd0
[   49.933211][   T70] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   49.933486][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.933786][   T70] FS:  0000000000000000(0000) GS:ff110000a5bb0000(0000) knlGS:0000000000000000
[   49.934113][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.934357][   T70] CR2: 00007fa2838592a0 CR3: 000000002d949006 CR4: 0000000000771ef0
[   49.934647][   T70] PKRU: 55555554
[   49.934954][   T70] Call Trace:
[   49.935137][   T70]  <TASK>
[   49.935292][   T70]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.935538][   T70]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.935810][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   49.936051][   T70]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   49.936274][   T70]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   49.936490][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   49.936685][   T70]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   49.936872][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   49.937044][   T70]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.937291][   T70]  cleanup_net (net/core/net_namespace.c:702)
[   49.937465][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[   49.937676][   T70]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   49.937867][   T70]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.938049][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.938234][   T70]  process_one_work (kernel/workqueue.c:3314)
[   49.938417][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   49.938761][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.938950][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   49.939122][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.939391][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   49.939564][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.939840][   T70]  kthread (kernel/kthread.c:436)
[   49.939981][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.940269][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.940440][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   49.940624][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   49.940843][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   49.941016][   T70]  ? kthread_affine_node (kernel/kthread.c:378)


Finger prints:
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:netif_change_flags:rtnl_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:sit_init_net
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:rtnl_dellink:rtnetlink_rcv_msg:netlink_rcv_skb
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:veth_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:rtnl_newlink_create
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:rtnl_dellink
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:default_device_exit_batch:ops_undo_list:cleanup_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:__linkwatch_run_queue:linkwatch_event
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:loopback_net_init