======================================
| 0
| xx__-> [    9.598942][  T192] ------------[ cut here ]------------
| [    9.599187][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/192
| [    9.599919][  T192] Tainted: [W]=WARN
[    9.600020][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.600185][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.600412][  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
[    9.600885][  T192] RSP: 0018:ffa00000008b7ab0 EFLAGS: 00010286
[    9.601052][  T192] RAX: 00000000ffffffa6 RBX: ff1100000b138740 RCX: 1ff4000000116f1c
[    9.601251][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b1387f8
[    9.601455][  T192] RBP: ff110000074b1000 R08: 1fe2200001627100 R09: ff1100000cb1d180
[    9.601648][  T192] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.601841][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000074b1000
[    9.602039][  T192] FS:  00007f1a333c7840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[    9.602271][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.602447][  T192] CR2: 0000000000479648 CR3: 0000000004a22001 CR4: 0000000000771ef0
[    9.602643][  T192] PKRU: 55555554
[    9.602741][  T192] Call Trace:
[    9.602837][  T192]  <TASK>
[    9.602908][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.603040][  T192]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.603171][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.603272][  T192]  register_netdevice (net/core/dev.c:11488)
[    9.603410][  T192]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.603572][  T192]  register_netdev (net/core/dev.c:11552)
[    9.603703][  T192]  loopback_net_init (drivers/net/loopback.c:218)
[    9.603834][  T192]  ops_init (net/core/net_namespace.c:137)
[    9.603934][  T192]  setup_net (net/core/net_namespace.c:446)
[    9.604032][  T192]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.604162][  T192]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.604309][  T192]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.604444][  T192]  copy_net_ns (net/core/net_namespace.c:579)
[    9.604581][  T192]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.604714][  T192]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.604843][  T192]  ksys_unshare (kernel/fork.c:3243)
[    9.604974][  T192]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.605106][  T192]  ? __ia32_sys_open (fs/open.c:1374)
[    9.605244][  T192]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.605384][  T192]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.605516][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.605647][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.605780][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.605910][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.606073][  T192] RIP: 0033:0x7f1a33689bcb
[    9.606211][  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
[    9.606688][  T192] RSP: 002b:00007ffcc9c5a9e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.606884][  T192] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1a33689bcb
[    9.607080][  T192] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.607283][  T192] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.607487][  T192] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcc9c5cc10
[    9.607682][  T192] R13: 0000000000000001 R14: 00007f1a333c76f8 R15: 00007ffcc9c5e8ab
| [    9.608983][  T192] ---[ end trace 0000000000000000 ]---
| [    9.612275][  T192] ------------[ cut here ]------------
| [    9.612427][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/192
| [    9.612917][  T192] Tainted: [W]=WARN
[    9.613015][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.613185][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.613368][  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
[    9.613825][  T192] RSP: 0018:ffa00000008b7a98 EFLAGS: 00010286
[    9.613988][  T192] RAX: 00000000ffffffa6 RBX: ff11000004b46c80 RCX: 1ff4000000116f19
[    9.614184][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b46d38
[    9.614391][  T192] RBP: ff11000008c84000 R08: 1fe2200000968da8 R09: ff1100000cb1d180
[    9.614582][  T192] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.614773][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008c84000
[    9.614966][  T192] FS:  00007f1a333c7840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[    9.615191][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.615368][  T192] CR2: 0000000000479648 CR3: 0000000004a22001 CR4: 0000000000771ef0
[    9.615562][  T192] PKRU: 55555554
[    9.615657][  T192] Call Trace:
[    9.615774][  T192]  <TASK>
[    9.615843][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.615973][  T192]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.616103][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.616202][  T192]  register_netdevice (net/core/dev.c:11488)
[    9.616346][  T192]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.616507][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.616637][  T192]  register_netdev (net/core/dev.c:11552)
[    9.616768][  T192]  sit_init_net (net/ipv6/sit.c:1860)
[    9.616899][  T192]  ops_init (net/core/net_namespace.c:137)
[    9.616999][  T192]  setup_net (net/core/net_namespace.c:446)
[    9.617097][  T192]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.617229][  T192]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.617372][  T192]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.617502][  T192]  copy_net_ns (net/core/net_namespace.c:579)
[    9.617634][  T192]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.617766][  T192]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.617895][  T192]  ksys_unshare (kernel/fork.c:3243)
[    9.618023][  T192]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.618152][  T192]  ? __ia32_sys_open (fs/open.c:1374)
[    9.618288][  T192]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.618427][  T192]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.618556][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.618684][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.618812][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.618940][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.619099][  T192] RIP: 0033:0x7f1a33689bcb
[    9.619237][  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
[    9.619705][  T192] RSP: 002b:00007ffcc9c5a9e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.619901][  T192] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1a33689bcb
[    9.620096][  T192] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.620295][  T192] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.620496][  T192] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcc9c5cc10
[    9.620687][  T192] R13: 0000000000000001 R14: 00007f1a333c76f8 R15: 00007ffcc9c5e8ab
| [    9.621983][  T192] ---[ end trace 0000000000000000 ]---
| [    9.687751][  T196] ------------[ cut here ]------------
| [    9.687960][  T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/196
| [    9.688570][  T196] Tainted: [W]=WARN
[    9.688718][  T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.688930][  T196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.689148][  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
[    9.689685][  T196] RSP: 0018:ffa00000008c7ab0 EFLAGS: 00010286
[    9.689895][  T196] RAX: 00000000ffffffa6 RBX: ff11000004b47380 RCX: 1ff4000000118f1c
[    9.690133][  T196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b47438
[    9.690401][  T196] RBP: ff11000008a31000 R08: 1fe2200000968e88 R09: ff1100000ca12e80
[    9.690639][  T196] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.690880][  T196] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008a31000
[    9.691119][  T196] FS:  00007f7b0c9e8840(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[    9.691420][  T196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.691629][  T196] CR2: 00007f7b0cbf27d0 CR3: 0000000008bcf001 CR4: 0000000000771ef0
[    9.691872][  T196] PKRU: 55555554
[    9.692015][  T196] Call Trace:
[    9.692158][  T196]  <TASK>
[    9.692281][  T196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.692481][  T196]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.692661][  T196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.692807][  T196]  register_netdevice (net/core/dev.c:11488)
[    9.692984][  T196]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.693196][  T196]  register_netdev (net/core/dev.c:11552)
[    9.693401][  T196]  loopback_net_init (drivers/net/loopback.c:218)
[    9.693579][  T196]  ops_init (net/core/net_namespace.c:137)
[    9.693725][  T196]  setup_net (net/core/net_namespace.c:446)
[    9.693869][  T196]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.694043][  T196]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.694218][  T196]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.694424][  T196]  copy_net_ns (net/core/net_namespace.c:579)
[    9.694602][  T196]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.694781][  T196]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.694957][  T196]  ksys_unshare (kernel/fork.c:3243)
[    9.695134][  T196]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.695338][  T196]  ? __ia32_sys_open (fs/open.c:1374)
[    9.695520][  T196]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.695698][  T196]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.695873][  T196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.696048][  T196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.696232][  T196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.696427][  T196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.696633][  T196] RIP: 0033:0x7f7b0ccaabcb
[    9.696813][  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
[    9.697337][  T196] RSP: 002b:00007fffebdbe018 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.697579][  T196] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7b0ccaabcb
[    9.697817][  T196] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.698056][  T196] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.698319][  T196] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffebdc0240
[    9.698558][  T196] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffebdc18ab
| [    9.700201][  T196] ---[ end trace 0000000000000000 ]---
| [    9.703118][  T196] ------------[ cut here ]------------
| [    9.703318][  T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/196
| [    9.703899][  T196] Tainted: [W]=WARN
[    9.704045][  T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.704260][  T196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.704493][  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
[    9.704996][  T196] RSP: 0018:ffa00000008c7a98 EFLAGS: 00010286
[    9.705204][  T196] RAX: 00000000ffffffa6 RBX: ff11000009584200 RCX: 1ff4000000118f19
[    9.705474][  T196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000095842b8
[    9.705710][  T196] RBP: ff1100000d939000 R08: 1fe22000012b0858 R09: ff1100000ca12e80
[    9.705946][  T196] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.706185][  T196] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d939000
[    9.706453][  T196] FS:  00007f7b0c9e8840(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[    9.706723][  T196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.706933][  T196] CR2: 00007f7b0cbf27d0 CR3: 0000000008bcf001 CR4: 0000000000771ef0
[    9.707177][  T196] PKRU: 55555554
[    9.707347][  T196] Call Trace:
[    9.707491][  T196]  <TASK>
[    9.707605][  T196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.707781][  T196]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.707956][  T196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.708102][  T196]  register_netdevice (net/core/dev.c:11488)
[    9.708289][  T196]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.708522][  T196]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.708704][  T196]  register_netdev (net/core/dev.c:11552)
[    9.708879][  T196]  sit_init_net (net/ipv6/sit.c:1860)
[    9.709057][  T196]  ops_init (net/core/net_namespace.c:137)
[    9.709202][  T196]  setup_net (net/core/net_namespace.c:446)
[    9.709377][  T196]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.709552][  T196]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.709732][  T196]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.709910][  T196]  copy_net_ns (net/core/net_namespace.c:579)
[    9.710088][  T196]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.710274][  T196]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.710469][  T196]  ksys_unshare (kernel/fork.c:3243)
[    9.710645][  T196]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.710821][  T196]  ? __ia32_sys_open (fs/open.c:1374)
[    9.711007][  T196]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.711184][  T196]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.711389][  T196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.711565][  T196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.711740][  T196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.711916][  T196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.712122][  T196] RIP: 0033:0x7f7b0ccaabcb
[    9.712329][  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
[    9.712832][  T196] RSP: 002b:00007fffebdbe018 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.713071][  T196] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7b0ccaabcb
[    9.713338][  T196] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.713578][  T196] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.713812][  T196] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffebdc0240
[    9.714047][  T196] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffebdc18ab
| [    9.715724][  T196] ---[ end trace 0000000000000000 ]---
| [    9.781852][  T200] ------------[ cut here ]------------
| [    9.782026][  T200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/200
| [    9.782829][  T200] Tainted: [W]=WARN
[    9.782928][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.783088][  T200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.783262][  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
[    9.783731][  T200] RSP: 0018:ffa00000008f7ab0 EFLAGS: 00010286
[    9.783896][  T200] RAX: 00000000ffffffa6 RBX: ff11000009585540 RCX: 1ff400000011ef1c
[    9.784088][  T200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000095855f8
[    9.784290][  T200] RBP: ff11000008524000 R08: 1fe22000012b0ac0 R09: ff1100000d7c5180
[    9.784492][  T200] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.784685][  T200] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008524000
[    9.784883][  T200] FS:  00007f642699d840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[    9.785114][  T200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.785286][  T200] CR2: 00007f6426b9ec20 CR3: 000000000caf9004 CR4: 0000000000771ef0
[    9.785490][  T200] PKRU: 55555554
[    9.785587][  T200] Call Trace:
[    9.785686][  T200]  <TASK>
[    9.785754][  T200]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.785887][  T200]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.786017][  T200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.786117][  T200]  register_netdevice (net/core/dev.c:11488)
[    9.786253][  T200]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.786430][  T200]  register_netdev (net/core/dev.c:11552)
[    9.786564][  T200]  loopback_net_init (drivers/net/loopback.c:218)
[    9.786698][  T200]  ops_init (net/core/net_namespace.c:137)
[    9.786797][  T200]  setup_net (net/core/net_namespace.c:446)
[    9.786896][  T200]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.787030][  T200]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.787165][  T200]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.787314][  T200]  copy_net_ns (net/core/net_namespace.c:579)
[    9.787450][  T200]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.787589][  T200]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.787719][  T200]  ksys_unshare (kernel/fork.c:3243)
[    9.787848][  T200]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.787978][  T200]  ? __ia32_sys_open (fs/open.c:1374)
[    9.788108][  T200]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.788243][  T200]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.788381][  T200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.788512][  T200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.788641][  T200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.788770][  T200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.788930][  T200] RIP: 0033:0x7f6426c5fbcb
[    9.789065][  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
[    9.789539][  T200] RSP: 002b:00007ffd4aa425c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.789735][  T200] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6426c5fbcb
[    9.789927][  T200] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.790118][  T200] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.790327][  T200] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd4aa447f0
[    9.790518][  T200] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd4aa458ab
| [    9.791817][  T200] ---[ end trace 0000000000000000 ]---
| [    9.794652][  T200] ------------[ cut here ]------------
| [    9.794788][  T200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/200
| [    9.795279][  T200] Tainted: [W]=WARN
[    9.795388][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.795551][  T200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.795719][  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
[    9.796175][  T200] RSP: 0018:ffa00000008f7a98 EFLAGS: 00010286
[    9.796353][  T200] RAX: 00000000ffffffa6 RBX: ff1100000c137380 RCX: 1ff400000011ef19
[    9.796547][  T200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c137438
[    9.796739][  T200] RBP: ff110000024b9000 R08: 1fe2200001826e88 R09: ff1100000d7c5180
[    9.796930][  T200] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.797120][  T200] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000024b9000
[    9.797334][  T200] FS:  00007f642699d840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[    9.797561][  T200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.797721][  T200] CR2: 00007f6426b9ec20 CR3: 000000000caf9004 CR4: 0000000000771ef0
[    9.797913][  T200] PKRU: 55555554
[    9.798010][  T200] Call Trace:
[    9.798106][  T200]  <TASK>
[    9.798172][  T200]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.798313][  T200]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.798443][  T200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.798543][  T200]  register_netdevice (net/core/dev.c:11488)
[    9.798673][  T200]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.798834][  T200]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.798965][  T200]  register_netdev (net/core/dev.c:11552)
[    9.799096][  T200]  sit_init_net (net/ipv6/sit.c:1860)
[    9.799231][  T200]  ops_init (net/core/net_namespace.c:137)
[    9.799340][  T200]  setup_net (net/core/net_namespace.c:446)
[    9.799438][  T200]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.799565][  T200]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.799693][  T200]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.799829][  T200]  copy_net_ns (net/core/net_namespace.c:579)
[    9.799960][  T200]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.800091][  T200]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.800227][  T200]  ksys_unshare (kernel/fork.c:3243)
[    9.800367][  T200]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.800496][  T200]  ? __ia32_sys_open (fs/open.c:1374)
[    9.800628][  T200]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.800758][  T200]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.800890][  T200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.801023][  T200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.801159][  T200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.801311][  T200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.801473][  T200] RIP: 0033:0x7f6426c5fbcb
[    9.801608][  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
[    9.802074][  T200] RSP: 002b:00007ffd4aa425c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.802274][  T200] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6426c5fbcb
[    9.802478][  T200] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.802678][  T200] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.802878][  T200] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd4aa447f0
[    9.803069][  T200] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd4aa458ab
| [    9.805055][  T200] ---[ end trace 0000000000000000 ]---
| [    9.893786][  T204] ------------[ cut here ]------------
| [    9.893957][  T204] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/204
| [    9.894472][  T204] Tainted: [W]=WARN
[    9.894569][  T204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.894732][  T204] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.894898][  T204] 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
[    9.895369][  T204] RSP: 0018:ffa0000000887ab0 EFLAGS: 00010286
[    9.895533][  T204] RAX: 00000000ffffffa6 RBX: ff1100000c136580 RCX: 1ff4000000110f1c
[    9.895726][  T204] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c136638
[    9.895916][  T204] RBP: ff11000009f99000 R08: 1fe2200001826cc8 R09: ff1100000d8a5180
[    9.896108][  T204] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.896317][  T204] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009f99000
[    9.896511][  T204] FS:  00007f0e4d8e6840(0000) GS:ff110000a7930000(0000) knlGS:0000000000000000
[    9.896740][  T204] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.896904][  T204] CR2: 00007f0e4dc5f493 CR3: 000000000ba13006 CR4: 0000000000771ef0
[    9.897102][  T204] PKRU: 55555554
[    9.897201][  T204] Call Trace:
[    9.897312][  T204]  <TASK>
[    9.897379][  T204]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.897513][  T204]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.897643][  T204]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.897740][  T204]  register_netdevice (net/core/dev.c:11488)
[    9.897869][  T204]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.898031][  T204]  register_netdev (net/core/dev.c:11552)
[    9.898159][  T204]  loopback_net_init (drivers/net/loopback.c:218)
[    9.898296][  T204]  ops_init (net/core/net_namespace.c:137)
[    9.898403][  T204]  setup_net (net/core/net_namespace.c:446)
[    9.898501][  T204]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.898628][  T204]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.898757][  T204]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.898887][  T204]  copy_net_ns (net/core/net_namespace.c:579)
[    9.899016][  T204]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.899146][  T204]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.899284][  T204]  ksys_unshare (kernel/fork.c:3243)
[    9.899422][  T204]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.899551][  T204]  ? __ia32_sys_open (fs/open.c:1374)
[    9.899680][  T204]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.899807][  T204]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.899935][  T204]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.900062][  T204]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.900191][  T204]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.900385][  T204]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.900544][  T204] RIP: 0033:0x7f0e4dba8bcb
[    9.900677][  T204] 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
[    9.901130][  T204] RSP: 002b:00007ffd22035928 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.901389][  T204] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0e4dba8bcb
[    9.901580][  T204] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.901770][  T204] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.901960][  T204] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd22037b50
[    9.902151][  T204] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd220398ab
| [    9.903484][  T204] ---[ end trace 0000000000000000 ]---
| [    9.907182][  T204] ------------[ cut here ]------------
| [    9.907340][  T204] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/204
| [    9.907823][  T204] Tainted: [W]=WARN
[    9.907920][  T204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.908079][  T204] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.908251][  T204] 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
[    9.908435][    C0] clocksource: Watchdog remote CPU 1 read timed out
[    9.908717][  T204] RSP: 0018:ffa0000000887a98 EFLAGS: 00010286
[    9.909118][  T204] RAX: 00000000ffffffa6 RBX: ff11000004bdcc80 RCX: 1ff4000000110f19
[    9.909327][  T204] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004bdcd38
[    9.909517][  T204] RBP: ff11000001de1000 R08: 1fe220000097b9a8 R09: ff1100000d8a5180
[    9.909709][  T204] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.909900][  T204] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001de1000
[    9.910098][  T204] FS:  00007f0e4d8e6840(0000) GS:ff110000a7930000(0000) knlGS:0000000000000000
[    9.910338][  T204] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.910498][  T204] CR2: 00007f0e4dc5f493 CR3: 000000000ba13006 CR4: 0000000000771ef0
[    9.910691][  T204] PKRU: 55555554
[    9.910789][  T204] Call Trace:
[    9.910885][  T204]  <TASK>
[    9.910951][  T204]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.911079][  T204]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.911211][  T204]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.911327][  T204]  register_netdevice (net/core/dev.c:11488)
[    9.911456][  T204]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.911615][  T204]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.911746][  T204]  register_netdev (net/core/dev.c:11552)
[    9.911874][  T204]  sit_init_net (net/ipv6/sit.c:1860)
[    9.912004][  T204]  ops_init (net/core/net_namespace.c:137)
[    9.912101][  T204]  setup_net (net/core/net_namespace.c:446)
[    9.912197][  T204]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.912339][  T204]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.912466][  T204]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.912596][  T204]  copy_net_ns (net/core/net_namespace.c:579)
[    9.912724][  T204]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.912853][  T204]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.912981][  T204]  ksys_unshare (kernel/fork.c:3243)
[    9.913107][  T204]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.913238][  T204]  ? __ia32_sys_open (fs/open.c:1374)
[    9.913428][  T204]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.913557][  T204]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.913684][  T204]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.913812][  T204]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.913941][  T204]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.914068][  T204]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.914230][  T204] RIP: 0033:0x7f0e4dba8bcb
[    9.914425][  T204] 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
[    9.914879][  T204] RSP: 002b:00007ffd22035928 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.915070][  T204] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0e4dba8bcb
[    9.915266][  T204] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.915515][  T204] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.915765][  T204] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd22037b50
[    9.915953][  T204] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd220398ab
| [    9.917288][  T204] ---[ end trace 0000000000000000 ]---
| [    9.975511][  T208] ------------[ cut here ]------------
| [    9.975683][  T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/208
| [    9.976188][  T208] Tainted: [W]=WARN
[    9.976927][  T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.977102][  T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.977279][  T208] 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
[    9.977818][  T208] RSP: 0018:ffa00000005c7ab0 EFLAGS: 00010286
[    9.977988][  T208] RAX: 00000000ffffffa6 RBX: ff1100000973c200 RCX: 1ff40000000b8f1c
[    9.978185][  T208] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000973c2b8
[    9.978455][  T208] RBP: ff11000008934000 R08: 1fe22000012e7858 R09: ff1100000d4b5180
[    9.978646][  T208] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.978835][  T208] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008934000
[    9.979082][  T208] FS:  00007f50ab3f8840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[    9.979372][  T208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.979533][  T208] CR2: 00007f50ab6027d0 CR3: 000000000c0c4003 CR4: 0000000000771ef0
[    9.979726][  T208] PKRU: 55555554
[    9.979822][  T208] Call Trace:
[    9.979918][  T208]  <TASK>
[    9.979984][  T208]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.980116][  T208]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.980251][  T208]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.980366][  T208]  register_netdevice (net/core/dev.c:11488)
[    9.980499][  T208]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.980667][  T208]  register_netdev (net/core/dev.c:11552)
[    9.980797][  T208]  loopback_net_init (drivers/net/loopback.c:218)
[    9.980928][  T208]  ops_init (net/core/net_namespace.c:137)
[    9.981027][  T208]  setup_net (net/core/net_namespace.c:446)
[    9.981125][  T208]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.981260][  T208]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.981406][  T208]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.981543][  T208]  copy_net_ns (net/core/net_namespace.c:579)
[    9.981672][  T208]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.981802][  T208]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.981933][  T208]  ksys_unshare (kernel/fork.c:3243)
[    9.982060][  T208]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.982189][  T208]  ? __ia32_sys_open (fs/open.c:1374)
[    9.982336][  T208]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.982463][  T208]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.982593][  T208]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.982724][  T208]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.982852][  T208]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.982982][  T208]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.983140][  T208] RIP: 0033:0x7f50ab6babcb
[    9.983279][  T208] 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
[    9.983741][  T208] RSP: 002b:00007ffc5be9cab8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.983935][  T208] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f50ab6babcb
[    9.984126][  T208] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.984332][  T208] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.984522][  T208] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc5be9ece0
[    9.984714][  T208] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc5bea08ab
| [    9.986002][  T208] ---[ end trace 0000000000000000 ]---
| [    9.989037][  T208] ------------[ cut here ]------------
| [    9.989170][  T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/208
| [    9.989663][  T208] Tainted: [W]=WARN
[    9.989760][  T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.989920][  T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.990086][  T208] 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
[    9.990556][  T208] RSP: 0018:ffa00000005c7a98 EFLAGS: 00010286
[    9.990717][  T208] RAX: 00000000ffffffa6 RBX: ff1100000973d000 RCX: 1ff40000000b8f19
[    9.990908][  T208] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000973d0b8
[    9.991098][  T208] RBP: ff11000008569000 R08: 1fe22000012e7a18 R09: ff1100000d4b5180
[    9.991295][  T208] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.991493][  T208] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008569000
[    9.991684][  T208] FS:  00007f50ab3f8840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[    9.991907][  T208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.992068][  T208] CR2: 00007f50ab6027d0 CR3: 000000000c0c4003 CR4: 0000000000771ef0
[    9.992263][  T208] PKRU: 55555554
[    9.992858][  T208] Call Trace:
[    9.992955][  T208]  <TASK>
[    9.993021][  T208]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.993149][  T208]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.993282][  T208]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.993438][  T208]  register_netdevice (net/core/dev.c:11488)
[    9.993567][  T208]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.993727][  T208]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.993856][  T208]  register_netdev (net/core/dev.c:11552)
[    9.993984][  T208]  sit_init_net (net/ipv6/sit.c:1860)
[    9.994113][  T208]  ops_init (net/core/net_namespace.c:137)
[    9.994212][  T208]  setup_net (net/core/net_namespace.c:446)
[    9.994369][  T208]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.994549][  T208]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.994676][  T208]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.994805][  T208]  copy_net_ns (net/core/net_namespace.c:579)
[    9.994933][  T208]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.995064][  T208]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.995192][  T208]  ksys_unshare (kernel/fork.c:3243)
[    9.995381][  T208]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.995509][  T208]  ? __ia32_sys_open (fs/open.c:1374)
[    9.995637][  T208]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.995764][  T208]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.995892][  T208]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.996020][  T208]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.996148][  T208]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.996282][  T208]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.996497][  T208] RIP: 0033:0x7f50ab6babcb
[    9.996629][  T208] 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
[    9.997084][  T208] RSP: 002b:00007ffc5be9cab8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.997283][  T208] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f50ab6babcb
[    9.997532][  T208] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.997722][  T208] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.997920][  T208] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc5be9ece0
[    9.998116][  T208] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc5bea08ab
| [    9.999550][  T208] ---[ end trace 0000000000000000 ]---
| [   10.060947][  T212] ------------[ cut here ]------------
| [   10.061115][  T212] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/212
| [   10.061618][  T212] Tainted: [W]=WARN
[   10.061715][  T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.061875][  T212] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.062040][  T212] 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
[   10.062503][  T212] RSP: 0018:ffa0000000917ab0 EFLAGS: 00010286
[   10.062663][  T212] RAX: 00000000ffffffa6 RBX: ff11000004d90580 RCX: 1ff4000000122f1c
[   10.062852][  T212] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d90638
[   10.063043][  T212] RBP: ff11000008351000 R08: 1fe22000009b20c8 R09: ff1100000d63d180
[   10.063237][  T212] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.063435][  T212] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008351000
[   10.063625][  T212] FS:  00007f1f75307840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   10.063847][  T212] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.064006][  T212] CR2: 00007f1f755117d0 CR3: 000000000c2eb006 CR4: 0000000000771ef0
[   10.064198][  T212] PKRU: 55555554
[   10.064307][  T212] Call Trace:
[   10.064402][  T212]  <TASK>
[   10.064468][  T212]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.064595][  T212]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.064722][  T212]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.064819][  T212]  register_netdevice (net/core/dev.c:11488)
[   10.064947][  T212]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.065106][  T212]  register_netdev (net/core/dev.c:11552)
[   10.065238][  T212]  loopback_net_init (drivers/net/loopback.c:218)
[   10.065375][  T212]  ops_init (net/core/net_namespace.c:137)
[   10.065472][  T212]  setup_net (net/core/net_namespace.c:446)
[   10.065567][  T212]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.065691][  T212]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.065817][  T212]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.065944][  T212]  copy_net_ns (net/core/net_namespace.c:579)
[   10.066071][  T212]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.066200][  T212]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.066340][  T212]  ksys_unshare (kernel/fork.c:3243)
[   10.066467][  T212]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.066593][  T212]  ? __ia32_sys_open (fs/open.c:1374)
[   10.066719][  T212]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.066844][  T212]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.066970][  T212]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.067095][  T212]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.067228][  T212]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.067364][  T212]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.067520][  T212] RIP: 0033:0x7f1f755c9bcb
[   10.067652][  T212] 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
[   10.068099][  T212] RSP: 002b:00007fffd4c7ec78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   10.068302][  T212] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1f755c9bcb
[   10.068491][  T212] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.068679][  T212] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.068865][  T212] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffd4c80ea0
[   10.069053][  T212] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffd4c818ab
| [   10.070330][  T212] ---[ end trace 0000000000000000 ]---
| [   10.078740][  T212] ------------[ cut here ]------------
| [   10.078888][  T212] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/212
| [   10.079374][  T212] Tainted: [W]=WARN
[   10.079467][  T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.079622][  T212] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.079783][  T212] 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
[   10.080229][  T212] RSP: 0018:ffa0000000917a98 EFLAGS: 00010286
[   10.080396][  T212] RAX: 00000000ffffffa6 RBX: ff11000004d91380 RCX: 1ff4000000122f19
[   10.080582][  T212] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d91438
[   10.080768][  T212] RBP: ff11000008419000 R08: 1fe22000009b2288 R09: ff1100000d63d180
[   10.080953][  T212] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.081139][  T212] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008419000
[   10.081339][  T212] FS:  00007f1f75307840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   10.081557][  T212] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.081713][  T212] CR2: 00007f1f755117d0 CR3: 000000000c2eb006 CR4: 0000000000771ef0
[   10.081898][  T212] PKRU: 55555554
[   10.081991][  T212] Call Trace:
[   10.082086][  T212]  <TASK>
[   10.082151][  T212]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.082282][  T212]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.082418][  T212]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.082512][  T212]  register_netdevice (net/core/dev.c:11488)
[   10.082659][  T212]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.082814][  T212]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.082942][  T212]  register_netdev (net/core/dev.c:11552)
[   10.083070][  T212]  sit_init_net (net/ipv6/sit.c:1860)
[   10.083200][  T212]  ops_init (net/core/net_namespace.c:137)
[   10.083314][  T212]  setup_net (net/core/net_namespace.c:446)
[   10.083412][  T212]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.083540][  T212]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.083669][  T212]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.083794][  T212]  copy_net_ns (net/core/net_namespace.c:579)
[   10.083919][  T212]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.084046][  T212]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.084171][  T212]  ksys_unshare (kernel/fork.c:3243)
[   10.084310][  T212]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.084436][  T212]  ? __ia32_sys_open (fs/open.c:1374)
[   10.084561][  T212]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.084684][  T212]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.084808][  T212]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.084934][  T212]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.085058][  T212]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.085185][  T212]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.085355][  T212] RIP: 0033:0x7f1f755c9bcb
[   10.085484][  T212] 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
[   10.085927][  T212] RSP: 002b:00007fffd4c7ec78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   10.086114][  T212] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1f755c9bcb
[   10.086311][  T212] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.086496][  T212] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.086680][  T212] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffd4c80ea0
[   10.086865][  T212] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffd4c818ab
| [   10.088108][  T212] ---[ end trace 0000000000000000 ]---
| [   10.146063][  T216] ------------[ cut here ]------------
| [   10.146235][  T216] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/216
| [   10.146741][  T216] Tainted: [W]=WARN
[   10.146839][  T216] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.147003][  T216] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.147171][  T216] 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
[   10.147647][  T216] RSP: 0018:ffa0000000937ab0 EFLAGS: 00010286
[   10.147810][  T216] RAX: 00000000ffffffa6 RBX: ff11000009086900 RCX: 1ff4000000126f1c
[   10.148009][  T216] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090869b8
[   10.148203][  T216] RBP: ff11000008629000 R08: 1fe2200001210d38 R09: ff1100000d790b80
[   10.148408][  T216] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.148602][  T216] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008629000
[   10.148798][  T216] FS:  00007f1344f29840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   10.149026][  T216] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.149189][  T216] CR2: 00007f134512ac20 CR3: 0000000009e76004 CR4: 0000000000771ef0
[   10.149402][  T216] PKRU: 55555554
[   10.149498][  T216] Call Trace:
[   10.149594][  T216]  <TASK>
[   10.149660][  T216]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.149791][  T216]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.149923][  T216]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.150022][  T216]  register_netdevice (net/core/dev.c:11488)
[   10.150154][  T216]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.150332][  T216]  register_netdev (net/core/dev.c:11552)
[   10.150461][  T216]  loopback_net_init (drivers/net/loopback.c:218)
[   10.150591][  T216]  ops_init (net/core/net_namespace.c:137)
[   10.150691][  T216]  setup_net (net/core/net_namespace.c:446)
[   10.150791][  T216]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.150920][  T216]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.151050][  T216]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.151183][  T216]  copy_net_ns (net/core/net_namespace.c:579)
[   10.151331][  T216]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.151462][  T216]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.151592][  T216]  ksys_unshare (kernel/fork.c:3243)
[   10.151722][  T216]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.151852][  T216]  ? __ia32_sys_open (fs/open.c:1374)
[   10.151984][  T216]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.152112][  T216]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.152247][  T216]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.152387][  T216]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.152516][  T216]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.152645][  T216]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.152807][  T216] RIP: 0033:0x7f13451ebbcb
[   10.152943][  T216] 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
[   10.153486][  T216] RSP: 002b:00007ffdcbe28548 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   10.153682][  T216] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f13451ebbcb
[   10.153875][  T216] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.154066][  T216] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.154263][  T216] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdcbe2a770
[   10.154528][  T216] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdcbe2c8ab
| [   10.155947][  T216] ---[ end trace 0000000000000000 ]---
| [   10.158981][  T216] ------------[ cut here ]------------
| [   10.159124][  T216] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/216
| [   10.159631][  T216] Tainted: [W]=WARN
[   10.159730][  T216] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.159893][  T216] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.160062][  T216] 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
[   10.160539][  T216] RSP: 0018:ffa0000000937a98 EFLAGS: 00010286
[   10.160702][  T216] RAX: 00000000ffffffa6 RBX: ff11000009087700 RCX: 1ff4000000126f19
[   10.160897][  T216] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090877b8
[   10.161092][  T216] RBP: ff110000084f9000 R08: 1fe2200001210ef8 R09: ff1100000d790b80
[   10.161290][  T216] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.161491][  T216] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000084f9000
[   10.161685][  T216] FS:  00007f1344f29840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   10.161910][  T216] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.162073][  T216] CR2: 00007f134512ac20 CR3: 0000000009e76004 CR4: 0000000000771ef0
[   10.162272][  T216] PKRU: 55555554
[   10.162377][  T216] Call Trace:
[   10.162475][  T216]  <TASK>
[   10.162541][  T216]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.162670][  T216]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.162802][  T216]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.162901][  T216]  register_netdevice (net/core/dev.c:11488)
[   10.163031][  T216]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.163192][  T216]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.163381][  T216]  register_netdev (net/core/dev.c:11552)
[   10.163515][  T216]  sit_init_net (net/ipv6/sit.c:1860)
[   10.163645][  T216]  ops_init (net/core/net_namespace.c:137)
[   10.163744][  T216]  setup_net (net/core/net_namespace.c:446)
[   10.163842][  T216]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.163970][  T216]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.164100][  T216]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.164237][  T216]  copy_net_ns (net/core/net_namespace.c:579)
[   10.164490][  T216]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.164623][  T216]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.164754][  T216]  ksys_unshare (kernel/fork.c:3243)
[   10.164884][  T216]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.165012][  T216]  ? __ia32_sys_open (fs/open.c:1374)
[   10.165142][  T216]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.165277][  T216]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.165417][  T216]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.165551][  T216]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.165679][  T216]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.165808][  T216]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.165968][  T216] RIP: 0033:0x7f13451ebbcb
[   10.166102][  T216] 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
[   10.166573][  T216] RSP: 002b:00007ffdcbe28548 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   10.166767][  T216] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f13451ebbcb
[   10.166958][  T216] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.167149][  T216] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.167355][  T216] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdcbe2a770
[   10.167548][  T216] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdcbe2c8ab
| [   10.168838][  T216] ---[ end trace 0000000000000000 ]---
| [   14.187215][  T275] ------------[ cut here ]------------
| [   14.187488][  T275] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/275
| [   14.187997][  T275] Tainted: [W]=WARN
[   14.188098][  T275] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.188293][  T275] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.188484][  T275] 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
[   14.188948][  T275] RSP: 0018:ffa0000000ac6e20 EFLAGS: 00010286
[   14.189115][  T275] RAX: 00000000ffffffa6 RBX: ff110000095843c0 RCX: 1ff4000000158d8a
[   14.189336][  T275] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009584478
[   14.189533][  T275] RBP: ff11000005824000 R08: 1fe22000012b0890 R09: ff11000005ddae80
[   14.189732][  T275] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   14.189987][  T275] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c8c5208
[   14.190192][  T275] FS:  00007f5835870840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   14.190435][  T275] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.190608][  T275] CR2: 000000000042ebe0 CR3: 000000000ca4c001 CR4: 0000000000771ef0
[   14.190813][  T275] PKRU: 55555554
[   14.190912][  T275] Call Trace:
[   14.191010][  T275]  <TASK>
[   14.191081][  T275]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.191220][  T275]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.191334][  T275]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.191467][  T275]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.191620][  T275]  __dev_notify_flags (net/core/dev.c:9787)
[   14.191754][  T275]  ? netif_change_name (net/core/dev.c:1495)
[   14.191886][  T275]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   14.192021][  T275]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   14.192156][  T275]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.192304][  T275]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.192437][  T275]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   14.192581][  T275]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   14.192711][  T275]  veth_newlink (drivers/net/veth.c:1871)
[   14.192848][  T275]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   14.192979][  T275]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.193112][  T275]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.193266][  T275]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   14.193420][  T275]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   14.193556][  T275]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   14.193690][  T275]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.193831][  T275]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.193980][  T275]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   14.194113][  T275]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   14.194252][  T275]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.194390][  T275]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.194546][  T275]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.194686][  T275]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.194820][  T275]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.194955][  T275]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.195085][  T275]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.195214][  T275]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.195360][  T275]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.195491][  T275]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.195620][  T275]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.195751][  T275]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.195884][  T275]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.196014][  T275]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.196145][  T275]  ? register_snap_client (net/802/psnap.c:136)
[   14.196282][  T275]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.196422][  T275]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.196555][  T275]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.196687][  T275]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.196816][  T275]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.196949][  T275]  ? 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))
[   14.197080][  T275]  ? 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))
[   14.197209][  T275]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.197349][  T275]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.197480][  T275]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.197610][  T275]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.197739][  T275]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.197869][  T275]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.198001][  T275]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.198131][  T275]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.198268][  T275]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.198436][  T275]  ? move_addr_to_kernel (net/socket.c:258)
[   14.198571][  T275]  ___sys_sendmsg (net/socket.c:2752)
[   14.198701][  T275]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.198834][  T275]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.199000][  T275]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.199131][  T275]  __sys_sendmsg (net/socket.c:2784)
[   14.199264][  T275]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.199405][  T275]  ? 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)
[   14.199536][  T275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.199667][  T275]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.199797][  T275]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.199925][  T275]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.200053][  T275]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.200212][  T275] RIP: 0033:0x7f5835aaa08e
[   14.200362][  T275] 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
[   14.200817][  T275] RSP: 002b:00007ffdd9908a60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.201036][  T275] RAX: ffffffffffffffda RBX: 00007ffdd9909208 RCX: 00007f5835aaa08e
[   14.201228][  T275] RDX: 0000000000000000 RSI: 00007ffdd9908b10 RDI: 0000000000000005
[   14.201435][  T275] RBP: 00007ffdd9908a70 R08: 0000000000000000 R09: 0000000000000000
[   14.201632][  T275] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a5
[   14.201848][  T275] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd99091d0
| [   14.203155][  T275] ---[ end trace 0000000000000000 ]---
| [   14.210892][  T275] ------------[ cut here ]------------
| [   14.211055][  T275] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/275
| [   14.211554][  T275] Tainted: [W]=WARN
[   14.211652][  T275] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.211820][  T275] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.212006][  T275] 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
[   14.212480][  T275] RSP: 0018:ffa0000000ac71a0 EFLAGS: 00010286
[   14.212644][  T275] RAX: 00000000ffffffa6 RBX: ff1100000b138c80 RCX: 1ff4000000158dfa
[   14.212840][  T275] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b138d38
[   14.213030][  T275] RBP: ff11000001dc4000 R08: 1fe22000016271a8 R09: ff11000005ddae80
[   14.213223][  T275] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   14.213479][  T275] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   14.213676][  T275] FS:  00007f5835870840(0000) GS:ff110000a7930000(0000) knlGS:0000000000000000
[   14.213900][  T275] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.214060][  T275] CR2: 00005559f984cd5c CR3: 000000000ca4c005 CR4: 0000000000771ef0
[   14.214262][  T275] PKRU: 55555554
[   14.214370][  T275] Call Trace:
[   14.214466][  T275]  <TASK>
[   14.214538][  T275]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.214675][  T275]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.214772][  T275]  __dev_notify_flags (net/core/dev.c:9787)
[   14.214901][  T275]  ? netif_change_name (net/core/dev.c:1495)
[   14.215032][  T275]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.215179][  T275]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.215319][  T275]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.215452][  T275]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   14.215581][  T275]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.215709][  T275]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.215840][  T275]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.215972][  T275]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.216102][  T275]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.216231][  T275]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.216374][  T275]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.216506][  T275]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.216636][  T275]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.216764][  T275]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.216891][  T275]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.217019][  T275]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.217149][  T275]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.217278][  T275]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.217413][  T275]  ? register_snap_client (net/802/psnap.c:136)
[   14.217546][  T275]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.217671][  T275]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.217797][  T275]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.217923][  T275]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.218049][  T275]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.218178][  T275]  ? 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))
[   14.218313][  T275]  ? 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))
[   14.218446][  T275]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.218574][  T275]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.218703][  T275]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.218831][  T275]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.218960][  T275]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.219089][  T275]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.219218][  T275]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.219376][  T275]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.219511][  T275]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.219667][  T275]  ? move_addr_to_kernel (net/socket.c:258)
[   14.219804][  T275]  ___sys_sendmsg (net/socket.c:2752)
[   14.219931][  T275]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.220069][  T275]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.220230][  T275]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.220379][  T275]  __sys_sendmsg (net/socket.c:2784)
[   14.220508][  T275]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.220638][  T275]  ? 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)
[   14.220765][  T275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.220895][  T275]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.221025][  T275]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.221150][  T275]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.221281][  T275]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.221453][  T275] RIP: 0033:0x7f5835aaa08e
[   14.221587][  T275] 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
[   14.222049][  T275] RSP: 002b:00007ffdd9908a60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.222246][  T275] RAX: ffffffffffffffda RBX: 00007ffdd9909208 RCX: 00007f5835aaa08e
[   14.222452][  T275] RDX: 0000000000000000 RSI: 00007ffdd9908b10 RDI: 0000000000000005
[   14.222644][  T275] RBP: 00007ffdd9908a70 R08: 0000000000000000 R09: 0000000000000000
[   14.222837][  T275] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a5
[   14.223030][  T275] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd99091d0
| [   14.235402][  T275] ip (275) used greatest stack depth: 23784 bytes left
| [   14.310314][  T279] ------------[ cut here ]------------
| [   14.310471][  T279] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/279
| [   14.310944][  T279] Tainted: [W]=WARN
[   14.311057][  T279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.311210][  T279] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.312072][  T279] 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
[   14.312531][  T279] RSP: 0018:ffa0000000ad7020 EFLAGS: 00010286
[   14.312689][  T279] RAX: 00000000ffffffa6 RBX: ff11000009086580 RCX: 1ff400000015adca
[   14.312876][  T279] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009086638
[   14.313062][  T279] RBP: ff11000001dc4000 R08: 1fe2200001210cc8 R09: ff1100000984ae58
[   14.313250][  T279] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   14.313445][  T279] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001dc4ce1
[   14.313632][  T279] FS:  00007fb6c29e7840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   14.313850][  T279] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.314008][  T279] CR2: 0000000025408988 CR3: 0000000005e35006 CR4: 0000000000771ef0
[   14.314195][  T279] PKRU: 55555554
[   14.314304][  T279] Call Trace:
[   14.314398][  T279]  <TASK>
[   14.314465][  T279]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.314593][  T279]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.314698][  T279]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.314821][  T279]  __dev_notify_flags (net/core/dev.c:9787)
[   14.314947][  T279]  ? netif_change_name (net/core/dev.c:1495)
[   14.315069][  T279]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.315193][  T279]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   14.315332][  T279]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.315456][  T279]  ? 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))
[   14.315583][  T279]  netif_change_flags (net/core/dev.c:9820)
[   14.315707][  T279]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.315832][  T279]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.315956][  T279]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.316127][  T279]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.316257][  T279]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.316391][  T279]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.316514][  T279]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.316641][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.316767][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.316891][  T279]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.317015][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.317140][  T279]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.317279][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.317411][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.317533][  T279]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.317657][  T279]  ? __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)
[   14.317782][  T279]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.317905][  T279]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.318030][  T279]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.318158][  T279]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.318307][  T279]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.318432][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.318556][  T279]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.318681][  T279]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.318808][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.318931][  T279]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.319066][  T279]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.319193][  T279]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.319331][  T279]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.319455][  T279]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.319582][  T279]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.319705][  T279]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.319829][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.319966][  T279]  ? register_snap_client (net/802/psnap.c:136)
[   14.320094][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.320218][  T279]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.320357][  T279]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.320485][  T279]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.320615][  T279]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.320751][  T279]  ? 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))
[   14.320873][  T279]  ? 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))
[   14.320999][  T279]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.321128][  T279]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.321283][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.321429][  T279]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.321554][  T279]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.321680][  T279]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.321886][  T279]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.322010][  T279]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.322135][  T279]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.322385][  T279]  ? move_addr_to_kernel (net/socket.c:258)
[   14.322531][  T279]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.322655][  T279]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.322779][  T279]  ___sys_sendmsg (net/socket.c:2752)
[   14.322981][  T279]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.323134][  T279]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.323272][  T279]  __sys_sendmsg (net/socket.c:2784)
[   14.323404][  T279]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.323607][  T279]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.323763][  T279]  ? 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)
[   14.323903][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.324029][  T279]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.324245][  T279]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.324375][  T279]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.324523][  T279]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.324677][  T279] RIP: 0033:0x7fb6c2c2108e
[   14.324892][  T279] 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
[   14.325361][  T279] RSP: 002b:00007ffd718332a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.325549][  T279] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb6c2c2108e
[   14.325735][  T279] RDX: 0000000000000000 RSI: 00007ffd71833350 RDI: 0000000000000005
[   14.326003][  T279] RBP: 00007ffd718332b0 R08: 0000000000000000 R09: 0000000000000000
[   14.326188][  T279] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a5
[   14.326470][  T279] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd71833a20
| [   14.327926][  T279] ---[ end trace 0000000000000000 ]---
| [   14.406378][  T282] ------------[ cut here ]------------
| [   14.406540][  T282] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/282
| [   14.407037][  T282] Tainted: [W]=WARN
[   14.407131][  T282] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.407296][  T282] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.407469][  T282] 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
[   14.407921][  T282] RSP: 0018:ffa0000000b07020 EFLAGS: 00010286
[   14.408080][  T282] RAX: 00000000ffffffa6 RBX: ff11000004dc0040 RCX: 1ff4000000160dca
[   14.408278][  T282] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004dc00f8
[   14.408566][  T282] RBP: ff11000005824000 R08: 1fe22000009b8020 R09: ff1100000a5eae58
[   14.408754][  T282] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   14.408949][  T282] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005824ce1
[   14.409167][  T282] FS:  00007f6be27d9840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   14.409480][  T282] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.409639][  T282] CR2: 000000002baf4988 CR3: 00000000158ef005 CR4: 0000000000771ef0
[   14.409842][  T282] PKRU: 55555554
[   14.409934][  T282] Call Trace:
[   14.410099][  T282]  <TASK>
[   14.410163][  T282]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.410384][  T282]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.410483][  T282]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.410628][  T282]  __dev_notify_flags (net/core/dev.c:9787)
[   14.410759][  T282]  ? netif_change_name (net/core/dev.c:1495)
[   14.410886][  T282]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.411011][  T282]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   14.411151][  T282]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.411279][  T282]  ? 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))
[   14.411467][  T282]  netif_change_flags (net/core/dev.c:9820)
[   14.411604][  T282]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.411730][  T282]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.411856][  T282]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.412015][  T282]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.412138][  T282]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.412285][  T282]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.412516][  T282]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.412643][  T282]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.412770][  T282]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.412905][  T282]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.413030][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.413155][  T282]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.413284][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.413467][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.413592][  T282]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.413717][  T282]  ? __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)
[   14.413843][  T282]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.413967][  T282]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.414094][  T282]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.414221][  T282]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.414408][  T282]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.414535][  T282]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.414658][  T282]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.414783][  T282]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.414910][  T282]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.415032][  T282]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.415156][  T282]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.415284][  T282]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.415481][  T282]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.415623][  T282]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.415747][  T282]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.415873][  T282]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.415998][  T282]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.416131][  T282]  ? register_snap_client (net/802/psnap.c:136)
[   14.416263][  T282]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.416443][  T282]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.416569][  T282]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.416692][  T282]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.416817][  T282]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.416945][  T282]  ? 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))
[   14.417071][  T282]  ? 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))
[   14.417197][  T282]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.417384][  T282]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.417508][  T282]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.417633][  T282]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.417759][  T282]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.417884][  T282]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.418013][  T282]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.418137][  T282]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.418264][  T282]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.418502][  T282]  ? move_addr_to_kernel (net/socket.c:258)
[   14.418628][  T282]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.418753][  T282]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.418879][  T282]  ___sys_sendmsg (net/socket.c:2752)
[   14.419004][  T282]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.419160][  T282]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.419356][  T282]  __sys_sendmsg (net/socket.c:2784)
[   14.419482][  T282]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.419604][  T282]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.419788][  T282]  ? 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)
[   14.419935][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.420064][  T282]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.420188][  T282]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.420329][  T282]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.420453][  T282]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.420608][  T282] RIP: 0033:0x7f6be2a1308e
[   14.420737][  T282] 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
[   14.421177][  T282] RSP: 002b:00007ffde414f000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.421378][  T282] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6be2a1308e
[   14.421564][  T282] RDX: 0000000000000000 RSI: 00007ffde414f0b0 RDI: 0000000000000005
[   14.421749][  T282] RBP: 00007ffde414f010 R08: 0000000000000000 R09: 0000000000000000
[   14.421935][  T282] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a5
[   14.422119][  T282] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde414f780
| [   14.423408][  T282] ---[ end trace 0000000000000000 ]---
| [   14.424784][   T36] ------------[ cut here ]------------
| [   14.424940][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/36
| [   14.425444][   T36] Tainted: [W]=WARN
[   14.425537][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.425679][   T36] Workqueue: events_unbound linkwatch_event
[   14.425836][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.425983][   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
[   14.426569][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   14.426715][   T36] RAX: 00000000ffffffa6 RBX: ff11000004dc1000 RCX: 1ff4000000051f02
[   14.426884][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004dc10b8
[   14.427055][   T36] RBP: ff11000001dc4000 R08: 1fe22000009b8218 R09: ff11000001d651a8
[   14.427227][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   14.427440][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   14.427610][   T36] FS:  0000000000000000(0000) GS:ff110000a7930000(0000) knlGS:0000000000000000
[   14.427809][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.427952][   T36] CR2: 00005559f984cd5c CR3: 000000002b749002 CR4: 0000000000771ef0
[   14.428125][   T36] PKRU: 55555554
[   14.428258][   T36] Call Trace:
[   14.428353][   T36]  <TASK>
[   14.428414][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.428535][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   14.428650][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.428743][   T36]  netif_state_change (net/core/dev.c:1605)
[   14.428860][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   14.429012][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   14.429126][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   14.429332][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.429452][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   14.429568][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   14.429684][   T36]  process_one_work (kernel/workqueue.c:3314)
[   14.429873][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   14.429989][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.430106][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.430225][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   14.430426][   T36]  kthread (kernel/kthread.c:436)
[   14.430513][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.430656][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   14.430770][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.430957][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   14.431101][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   14.431217][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   14.431411][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.432652][   T36] ---[ end trace 0000000000000000 ]---
| [   14.462012][  T283] ------------[ cut here ]------------
| [   14.462155][  T283] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/283
| [   14.462659][  T283] Tainted: [W]=WARN
[   14.462759][  T283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.462921][  T283] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.463089][  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
[   14.463564][  T283] RSP: 0018:ffa0000000b06e20 EFLAGS: 00010286
[   14.463730][  T283] RAX: 00000000ffffffa6 RBX: ff11000015866c80 RCX: 1ff4000000160d8a
[   14.463924][  T283] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015866d38
[   14.464117][  T283] RBP: ff11000008221000 R08: 1fe2200002b0cda8 R09: ff1100000d63d180
[   14.464325][  T283] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   14.464516][  T283] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001039e708
[   14.464711][  T283] FS:  00007fd689bfc840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   14.464937][  T283] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.465099][  T283] CR2: 000000000042ebe0 CR3: 00000000158d5004 CR4: 0000000000771ef0
[   14.465309][  T283] PKRU: 55555554
[   14.465405][  T283] Call Trace:
[   14.465501][  T283]  <TASK>
[   14.465567][  T283]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.465696][  T283]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.465793][  T283]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   14.465955][  T283]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   14.466084][  T283]  __dev_notify_flags (net/core/dev.c:9787)
[   14.466212][  T283]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   14.466353][  T283]  ? netif_change_name (net/core/dev.c:1495)
[   14.466480][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.466608][  T283]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.466736][  T283]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.466864][  T283]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.466992][  T283]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.467123][  T283]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.467273][  T283]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.467410][  T283]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.467539][  T283]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   14.467666][  T283]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   14.467795][  T283]  veth_newlink (drivers/net/veth.c:1871)
[   14.467925][  T283]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   14.468055][  T283]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.468184][  T283]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.468328][  T283]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   14.468470][  T283]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   14.468599][  T283]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   14.468729][  T283]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.468856][  T283]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.468988][  T283]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   14.469118][  T283]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   14.469253][  T283]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.469391][  T283]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.469520][  T283]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.469653][  T283]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.469784][  T283]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.469915][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.470044][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.470173][  T283]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.470315][  T283]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.470445][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.470574][  T283]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.470704][  T283]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.470833][  T283]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.470961][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.471088][  T283]  ? register_snap_client (net/802/psnap.c:136)
[   14.471218][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.471360][  T283]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.471488][  T283]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.471615][  T283]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.471743][  T283]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.471874][  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))
[   14.472002][  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))
[   14.472131][  T283]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.472266][  T283]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.472404][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.472534][  T283]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.472663][  T283]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.472793][  T283]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.472922][  T283]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.473050][  T283]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.473178][  T283]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.473346][  T283]  ? move_addr_to_kernel (net/socket.c:258)
[   14.473479][  T283]  ___sys_sendmsg (net/socket.c:2752)
[   14.473607][  T283]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.473739][  T283]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.473903][  T283]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.474033][  T283]  __sys_sendmsg (net/socket.c:2784)
[   14.474161][  T283]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.474306][  T283]  ? 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)
[   14.474436][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.474567][  T283]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.474696][  T283]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.474824][  T283]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.474956][  T283]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.475121][  T283] RIP: 0033:0x7fd689e3608e
[   14.475262][  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
[   14.475729][  T283] RSP: 002b:00007ffcf4835950 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.475925][  T283] RAX: ffffffffffffffda RBX: 00007ffcf48360f8 RCX: 00007fd689e3608e
[   14.476117][  T283] RDX: 0000000000000000 RSI: 00007ffcf4835a00 RDI: 0000000000000005
[   14.476322][  T283] RBP: 00007ffcf4835960 R08: 0000000000000000 R09: 0000000000000000
[   14.476514][  T283] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a5
[   14.476709][  T283] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf48360c0
| [   14.478004][  T283] ---[ end trace 0000000000000000 ]---
| [   14.492886][  T283] ------------[ cut here ]------------
| [   14.493021][  T283] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/283
| [   14.493518][  T283] Tainted: [W]=WARN
[   14.493614][  T283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.493774][  T283] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.493941][  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
[   14.494523][  T283] RSP: 0018:ffa0000000b071a0 EFLAGS: 00010286
[   14.494685][  T283] RAX: 00000000ffffffa6 RBX: ff11000004dbbc40 RCX: 1ff4000000160dfa
[   14.494875][  T283] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004dbbcf8
[   14.495067][  T283] RBP: ff110000024bc000 R08: 1fe22000009b77a0 R09: ff1100000d63d180
[   14.495265][  T283] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   14.495551][  T283] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   14.495743][  T283] FS:  00007fd689bfc840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   14.495970][  T283] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.496131][  T283] CR2: 000000000042ebe0 CR3: 00000000158d5004 CR4: 0000000000771ef0
[   14.496425][  T283] PKRU: 55555554
[   14.496522][  T283] Call Trace:
[   14.496708][  T283]  <TASK>
[   14.496775][  T283]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.496905][  T283]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.497005][  T283]  __dev_notify_flags (net/core/dev.c:9787)
[   14.497135][  T283]  ? netif_change_name (net/core/dev.c:1495)
[   14.497271][  T283]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.497483][  T283]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.497614][  T283]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.497744][  T283]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   14.497875][  T283]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.498007][  T283]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.498139][  T283]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.498277][  T283]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.498460][  T283]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.498593][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.498722][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.498853][  T283]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.498987][  T283]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.499119][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.499255][  T283]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.499396][  T283]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.499527][  T283]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.499656][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.499785][  T283]  ? register_snap_client (net/802/psnap.c:136)
[   14.499916][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.500046][  T283]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.500175][  T283]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.500318][  T283]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.500448][  T283]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.500580][  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))
[   14.500709][  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))
[   14.500841][  T283]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.500972][  T283]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.501104][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.501242][  T283]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.501385][  T283]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.501516][  T283]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.501648][  T283]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.501779][  T283]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.501910][  T283]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.502074][  T283]  ? move_addr_to_kernel (net/socket.c:258)
[   14.502207][  T283]  ___sys_sendmsg (net/socket.c:2752)
[   14.502347][  T283]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.502481][  T283]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.502649][  T283]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.502781][  T283]  __sys_sendmsg (net/socket.c:2784)
[   14.502910][  T283]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.503045][  T283]  ? 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)
[   14.503175][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.503315][  T283]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.503447][  T283]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.503577][  T283]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.503707][  T283]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.503868][  T283] RIP: 0033:0x7fd689e3608e
[   14.504003][  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
[   14.504480][  T283] RSP: 002b:00007ffcf4835950 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.504677][  T283] RAX: ffffffffffffffda RBX: 00007ffcf48360f8 RCX: 00007fd689e3608e
[   14.504873][  T283] RDX: 0000000000000000 RSI: 00007ffcf4835a00 RDI: 0000000000000005
[   14.505069][  T283] RBP: 00007ffcf4835960 R08: 0000000000000000 R09: 0000000000000000
[   14.505270][  T283] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a5
[   14.505473][  T283] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf48360c0
| [   14.506788][  T283] ---[ end trace 0000000000000000 ]---
| [   14.579817][  T286] ------------[ cut here ]------------
| [   14.580019][  T286] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/286
| [   14.580641][  T286] Tainted: [W]=WARN
[   14.580789][  T286] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.581000][  T286] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.581216][  T286] 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
[   14.581770][  T286] RSP: 0018:ffa0000000b37020 EFLAGS: 00010286
[   14.581982][  T286] RAX: 00000000ffffffa6 RBX: ff11000015ba0040 RCX: 1ff4000000166dca
[   14.582221][  T286] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015ba00f8
[   14.582485][  T286] RBP: ff110000024bc000 R08: 1fe2200002b74020 R09: ff1100000d992e58
[   14.582724][  T286] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   14.582978][  T286] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000024bcce1
[   14.583218][  T286] FS:  00007fa72ad57840(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   14.583553][  T286] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.583760][  T286] CR2: 000000002dd9a988 CR3: 0000000015bbf006 CR4: 0000000000771ef0
[   14.584030][  T286] PKRU: 55555554
[   14.584171][  T286] Call Trace:
[   14.584420][  T286]  <TASK>
[   14.584600][  T286]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.584851][  T286]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.585059][  T286]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.585347][  T286]  __dev_notify_flags (net/core/dev.c:9787)
[   14.585595][  T286]  ? netif_change_name (net/core/dev.c:1495)
[   14.585855][  T286]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.586055][  T286]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   14.586246][  T286]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.586446][  T286]  ? 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))
[   14.586624][  T286]  netif_change_flags (net/core/dev.c:9820)
[   14.586800][  T286]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.586996][  T286]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.587171][  T286]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.587408][  T286]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.587584][  T286]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.587758][  T286]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.587933][  T286]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.588127][  T286]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.588331][  T286]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.588508][  T286]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.588683][  T286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.588859][  T286]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.589032][  T286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.589206][  T286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.589424][  T286]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.589604][  T286]  ? __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)
[   14.589779][  T286]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.589955][  T286]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.590130][  T286]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.590332][  T286]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.590531][  T286]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.590709][  T286]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.590883][  T286]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.591060][  T286]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.591244][  T286]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.591442][  T286]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.591617][  T286]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.591816][  T286]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.591991][  T286]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.592165][  T286]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.592412][  T286]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.592589][  T286]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.592762][  T286]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.592954][  T286]  ? register_snap_client (net/802/psnap.c:136)
[   14.593129][  T286]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.593328][  T286]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.593505][  T286]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.593679][  T286]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.593853][  T286]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.594033][  T286]  ? 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))
[   14.594225][  T286]  ? 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))
[   14.594430][  T286]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.594606][  T286]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.594782][  T286]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.594957][  T286]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.595133][  T286]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.595354][  T286]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.595531][  T286]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.595705][  T286]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.595879][  T286]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.596082][  T286]  ? move_addr_to_kernel (net/socket.c:258)
[   14.596266][  T286]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.596459][  T286]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.596656][  T286]  ___sys_sendmsg (net/socket.c:2752)
[   14.596830][  T286]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.597036][  T286]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.597219][  T286]  __sys_sendmsg (net/socket.c:2784)
[   14.597421][  T286]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.597594][  T286]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.597820][  T286]  ? 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)
[   14.597999][  T286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.598174][  T286]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.598381][  T286]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.598555][  T286]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.598729][  T286]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.598953][  T286] RIP: 0033:0x7fa72af9108e
[   14.599132][  T286] 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
[   14.599659][  T286] RSP: 002b:00007ffcabee9e70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.599915][  T286] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa72af9108e
[   14.600150][  T286] RDX: 0000000000000000 RSI: 00007ffcabee9f20 RDI: 0000000000000005
[   14.600462][  T286] RBP: 00007ffcabee9e80 R08: 0000000000000000 R09: 0000000000000000
[   14.600709][  T286] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a5
[   14.600954][  T286] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcabeea5f0
| [   14.602655][  T286] ---[ end trace 0000000000000000 ]---
| [   14.686252][  T289] ------------[ cut here ]------------
| [   14.686422][  T289] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/289
| [   14.686915][  T289] Tainted: [W]=WARN
[   14.687014][  T289] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.687176][  T289] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.687363][  T289] 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
[   14.687832][  T289] RSP: 0018:ffa0000000b67020 EFLAGS: 00010286
[   14.687994][  T289] RAX: 00000000ffffffa6 RBX: ff11000019042c80 RCX: 1ff400000016cdca
[   14.688186][  T289] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000019042d38
[   14.688394][  T289] RBP: ff11000008221000 R08: 1fe22000032085a8 R09: ff1100000d942e58
[   14.688588][  T289] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   14.688780][  T289] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008221ce1
[   14.688978][  T289] FS:  00007f1fbbdb6840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   14.689206][  T289] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.689378][  T289] CR2: 000000003ee02988 CR3: 0000000015945004 CR4: 0000000000771ef0
[   14.689570][  T289] PKRU: 55555554
[   14.689666][  T289] Call Trace:
[   14.689761][  T289]  <TASK>
[   14.689827][  T289]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.689958][  T289]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.690056][  T289]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.690185][  T289]  __dev_notify_flags (net/core/dev.c:9787)
[   14.690407][  T289]  ? netif_change_name (net/core/dev.c:1495)
[   14.690537][  T289]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.690666][  T289]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   14.690804][  T289]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.690934][  T289]  ? 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))
[   14.691065][  T289]  netif_change_flags (net/core/dev.c:9820)
[   14.691195][  T289]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.691403][  T289]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.691533][  T289]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.691693][  T289]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.691822][  T289]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.691951][  T289]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.692080][  T289]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.692211][  T289]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.692404][  T289]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.692617][  T289]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.692747][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.692876][  T289]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.693003][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.693133][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.693269][  T289]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.693489][  T289]  ? __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)
[   14.693617][  T289]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.693746][  T289]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.693876][  T289]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.694007][  T289]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.694139][  T289]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.694277][  T289]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.694478][  T289]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.694608][  T289]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.694739][  T289]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.694868][  T289]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.694996][  T289]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.695124][  T289]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.695260][  T289]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.695452][  T289]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.695582][  T289]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.695710][  T289]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.695837][  T289]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.695965][  T289]  ? register_snap_client (net/802/psnap.c:136)
[   14.696095][  T289]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.696223][  T289]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.696368][  T289]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.696496][  T289]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.696624][  T289]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.696754][  T289]  ? 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))
[   14.696882][  T289]  ? 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))
[   14.697013][  T289]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.697144][  T289]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.697279][  T289]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.697418][  T289]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.697548][  T289]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.697677][  T289]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.697807][  T289]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.697935][  T289]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.698064][  T289]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.698223][  T289]  ? move_addr_to_kernel (net/socket.c:258)
[   14.698369][  T289]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.698499][  T289]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.698630][  T289]  ___sys_sendmsg (net/socket.c:2752)
[   14.698759][  T289]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.698919][  T289]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.699058][  T289]  __sys_sendmsg (net/socket.c:2784)
[   14.699187][  T289]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.699330][  T289]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.699494][  T289]  ? 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)
[   14.699624][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.699753][  T289]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.699881][  T289]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.700011][  T289]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.700140][  T289]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.700313][  T289] RIP: 0033:0x7f1fbbff008e
[   14.700449][  T289] 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
[   14.700908][  T289] RSP: 002b:00007fff1cc09fa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.701103][  T289] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1fbbff008e
[   14.701311][  T289] RDX: 0000000000000000 RSI: 00007fff1cc0a050 RDI: 0000000000000005
[   14.701502][  T289] RBP: 00007fff1cc09fb0 R08: 0000000000000000 R09: 0000000000000000
[   14.701695][  T289] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a6
[   14.701888][  T289] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1cc0a720
| [   14.703186][  T289] ---[ end trace 0000000000000000 ]---
| [   14.709588][   T61] ------------[ cut here ]------------
| [   14.709755][   T61] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/61
| [   14.710389][   T61] Tainted: [W]=WARN
[   14.710527][   T61] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.710722][   T61] Workqueue: events_unbound linkwatch_event
[   14.710923][   T61] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.711125][   T61] 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
[   14.711645][   T61] RSP: 0018:ffa000000041f9e0 EFLAGS: 00010286
[   14.711842][   T61] RAX: 00000000ffffffa6 RBX: ff11000019043c40 RCX: 1ff4000000083f02
[   14.712066][   T61] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000019043cf8
[   14.712316][   T61] RBP: ff11000008221000 R08: 1fe22000032087a0 R09: ff110000053d0ba8
[   14.712554][   T61] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   14.712778][   T61] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   14.713004][   T61] FS:  0000000000000000(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   14.713266][   T61] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.713487][   T61] CR2: 0000555a0eef0088 CR3: 000000002b749005 CR4: 0000000000771ef0
[   14.713714][   T61] PKRU: 55555554
[   14.713849][   T61] Call Trace:
[   14.713985][   T61]  <TASK>
[   14.714093][   T61]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.714268][   T61]  ? notifier_call_chain (kernel/notifier.c:85)
[   14.714456][   T61]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.714598][   T61]  netif_state_change (net/core/dev.c:1605)
[   14.714769][   T61]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   14.714967][   T61]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   14.715135][   T61]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   14.715331][   T61]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.715502][   T61]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   14.715669][   T61]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   14.715838][   T61]  process_one_work (kernel/workqueue.c:3314)
[   14.716013][   T61]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   14.716180][   T61]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.716386][   T61]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.716559][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   14.716727][   T61]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   14.716895][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   14.717062][   T61]  kthread (kernel/kthread.c:436)
[   14.717200][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.717426][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   14.717594][   T61]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.717762][   T61]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   14.717960][   T61]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   14.718129][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   14.718324][   T61]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.719825][   T61] ---[ end trace 0000000000000000 ]---
| [   14.720688][   T61] ------------[ cut here ]------------
| [   14.720881][   T61] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/61
| [   14.721510][   T61] Tainted: [W]=WARN
[   14.721648][   T61] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.721843][   T61] Workqueue: events_unbound linkwatch_event
[   14.722046][   T61] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.722264][   T61] 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
[   14.722770][   T61] RSP: 0018:ffa000000041f9e0 EFLAGS: 00010286
[   14.722969][   T61] RAX: 00000000ffffffa6 RBX: ff11000019044580 RCX: 1ff4000000083f02
[   14.723195][   T61] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000019044638
[   14.723451][   T61] RBP: ff110000024bc000 R08: 1fe22000032088c8 R09: ff110000053d0ba8
[   14.723699][   T61] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   14.723924][   T61] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   14.724151][   T61] FS:  0000000000000000(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   14.724448][   T61] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.724648][   T61] CR2: 0000555a0eef0088 CR3: 000000002b749005 CR4: 0000000000771ef0
[   14.724873][   T61] PKRU: 55555554
[   14.725009][   T61] Call Trace:
[   14.725148][   T61]  <TASK>
[   14.725263][   T61]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.725451][   T61]  ? notifier_call_chain (kernel/notifier.c:85)
[   14.725623][   T61]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.725851][   T61]  netif_state_change (net/core/dev.c:1605)
[   14.726021][   T61]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   14.726218][   T61]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   14.726417][   T61]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   14.726663][   T61]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.726912][   T61]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   14.727158][   T61]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   14.727367][   T61]  process_one_work (kernel/workqueue.c:3314)
[   14.727570][   T61]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   14.727739][   T61]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.727985][   T61]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.728184][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   14.728383][   T61]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   14.728705][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   14.728875][   T61]  kthread (kernel/kthread.c:436)
[   14.729013][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.729209][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   14.729486][   T61]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.729655][   T61]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   14.729855][   T61]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   14.730024][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   14.730276][   T61]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.732046][   T61] ---[ end trace 0000000000000000 ]---
| [   14.743921][  T290] ------------[ cut here ]------------
| [   14.744067][  T290] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/290
| [   14.744600][  T290] Tainted: [W]=WARN
[   14.744704][  T290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.744872][  T290] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.745045][  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
[   14.745543][  T290] RSP: 0018:ffa0000000b76e20 EFLAGS: 00010286
[   14.745715][  T290] RAX: 00000000ffffffa6 RBX: ff11000015b32900 RCX: 1ff400000016ed8a
[   14.745916][  T290] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015b329b8
[   14.746124][  T290] RBP: ff1100001907c000 R08: 1fe2200002b66538 R09: ff1100000d790b80
[   14.746341][  T290] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   14.746541][  T290] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001038c088
[   14.746744][  T290] FS:  00007eff5be12840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   14.746981][  T290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.747157][  T290] CR2: 000000000042ebe0 CR3: 0000000015925002 CR4: 0000000000771ef0
[   14.747376][  T290] PKRU: 55555554
[   14.747477][  T290] Call Trace:
[   14.747576][  T290]  <TASK>
[   14.747646][  T290]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.747781][  T290]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.747882][  T290]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   14.748054][  T290]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   14.748188][  T290]  __dev_notify_flags (net/core/dev.c:9787)
[   14.748337][  T290]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   14.748472][  T290]  ? netif_change_name (net/core/dev.c:1495)
[   14.748604][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.748736][  T290]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.748874][  T290]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.749005][  T290]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.749136][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.749275][  T290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.749414][  T290]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.749547][  T290]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.749686][  T290]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   14.749819][  T290]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   14.749954][  T290]  veth_newlink (drivers/net/veth.c:1871)
[   14.750088][  T290]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   14.750219][  T290]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.750373][  T290]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.750505][  T290]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   14.750656][  T290]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   14.750789][  T290]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   14.750922][  T290]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.751054][  T290]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.751188][  T290]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   14.751346][  T290]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   14.751487][  T290]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.751620][  T290]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.751754][  T290]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.751891][  T290]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.752027][  T290]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.752161][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.752309][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.752449][  T290]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.752584][  T290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.752718][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.752852][  T290]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.752986][  T290]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.753118][  T290]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.753262][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.753404][  T290]  ? register_snap_client (net/802/psnap.c:136)
[   14.753540][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.753672][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.753804][  T290]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.753937][  T290]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.754069][  T290]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.754211][  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))
[   14.754358][  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))
[   14.754493][  T290]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.754626][  T290]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.754759][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.754893][  T290]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.755034][  T290]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.755169][  T290]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.755315][  T290]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.755449][  T290]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.755583][  T290]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.755748][  T290]  ? move_addr_to_kernel (net/socket.c:258)
[   14.755886][  T290]  ___sys_sendmsg (net/socket.c:2752)
[   14.756026][  T290]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.756162][  T290]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.756348][  T290]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.756484][  T290]  __sys_sendmsg (net/socket.c:2784)
[   14.756618][  T290]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.756754][  T290]  ? 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)
[   14.756893][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.757027][  T290]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.757160][  T290]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.757307][  T290]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.757440][  T290]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.757605][  T290] RIP: 0033:0x7eff5c04c08e
[   14.757750][  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
[   14.758221][  T290] RSP: 002b:00007ffc1c351650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.758438][  T290] RAX: ffffffffffffffda RBX: 00007ffc1c351df8 RCX: 00007eff5c04c08e
[   14.758647][  T290] RDX: 0000000000000000 RSI: 00007ffc1c351700 RDI: 0000000000000005
[   14.758845][  T290] RBP: 00007ffc1c351660 R08: 0000000000000000 R09: 0000000000000000
[   14.759045][  T290] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a6
[   14.759248][  T290] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1c351dc0
| [   14.760611][  T290] ---[ end trace 0000000000000000 ]---
| [   14.776153][  T290] ------------[ cut here ]------------
| [   14.776315][  T290] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/290
| [   14.776812][  T290] Tainted: [W]=WARN
[   14.776911][  T290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.777075][  T290] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.777250][  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
[   14.778124][  T290] RSP: 0018:ffa0000000b771a0 EFLAGS: 00010286
[   14.778311][  T290] RAX: 00000000ffffffa6 RBX: ff11000019117700 RCX: 1ff400000016edfa
[   14.778510][  T290] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000191177b8
[   14.778710][  T290] RBP: ff11000019079000 R08: 1fe2200003222ef8 R09: ff1100000d790b80
[   14.778907][  T290] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   14.779106][  T290] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   14.779316][  T290] FS:  00007eff5be12840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   14.779549][  T290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.779716][  T290] CR2: 000000000042ebe0 CR3: 0000000015925002 CR4: 0000000000771ef0
[   14.779914][  T290] PKRU: 55555554
[   14.780013][  T290] Call Trace:
[   14.780112][  T290]  <TASK>
[   14.780180][  T290]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.780328][  T290]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.780429][  T290]  __dev_notify_flags (net/core/dev.c:9787)
[   14.780564][  T290]  ? netif_change_name (net/core/dev.c:1495)
[   14.780697][  T290]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.780829][  T290]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.780964][  T290]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.781098][  T290]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   14.781233][  T290]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.781384][  T290]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.781519][  T290]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.781656][  T290]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.781793][  T290]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.781929][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.782062][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.782194][  T290]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.782346][  T290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.782480][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.782618][  T290]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.782750][  T290]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.782882][  T290]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.783014][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.783145][  T290]  ? register_snap_client (net/802/psnap.c:136)
[   14.783283][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.783425][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.783561][  T290]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.783693][  T290]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.783826][  T290]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.783962][  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))
[   14.784094][  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))
[   14.784228][  T290]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.784376][  T290]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.784508][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.784646][  T290]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.784780][  T290]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.784915][  T290]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.785049][  T290]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.785181][  T290]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.785324][  T290]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.785493][  T290]  ? move_addr_to_kernel (net/socket.c:258)
[   14.785633][  T290]  ___sys_sendmsg (net/socket.c:2752)
[   14.785766][  T290]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.785904][  T290]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.786073][  T290]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.786207][  T290]  __sys_sendmsg (net/socket.c:2784)
[   14.786351][  T290]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.786487][  T290]  ? 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)
[   14.786623][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.786757][  T290]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.786889][  T290]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.787021][  T290]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.787152][  T290]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.787331][  T290] RIP: 0033:0x7eff5c04c08e
[   14.787468][  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
[   14.787942][  T290] RSP: 002b:00007ffc1c351650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.788143][  T290] RAX: ffffffffffffffda RBX: 00007ffc1c351df8 RCX: 00007eff5c04c08e
[   14.788355][  T290] RDX: 0000000000000000 RSI: 00007ffc1c351700 RDI: 0000000000000005
[   14.788557][  T290] RBP: 00007ffc1c351660 R08: 0000000000000000 R09: 0000000000000000
[   14.788754][  T290] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a6
[   14.788950][  T290] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1c351dc0
| [   14.790305][  T290] ---[ end trace 0000000000000000 ]---
| [   14.876592][  T293] ------------[ cut here ]------------
| [   14.876793][  T293] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/293
| [   14.877428][  T293] Tainted: [W]=WARN
[   14.877575][  T293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.877781][  T293] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.877998][  T293] 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
[   14.878525][  T293] RSP: 0018:ffa0000000b97020 EFLAGS: 00010286
[   14.878732][  T293] RAX: 00000000ffffffa6 RBX: ff1100000c877a80 RCX: 1ff4000000172dca
[   14.878969][  T293] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c877b38
[   14.879211][  T293] RBP: ff11000019079000 R08: 1fe220000190ef68 R09: ff1100000d548b58
[   14.879482][  T293] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   14.879721][  T293] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019079ce1
[   14.879962][  T293] FS:  00007ff903f46840(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   14.880232][  T293] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.880482][  T293] CR2: 000000001672e988 CR3: 0000000015950002 CR4: 0000000000771ef0
[   14.880727][  T293] PKRU: 55555554
[   14.880870][  T293] Call Trace:
[   14.881013][  T293]  <TASK>
[   14.881126][  T293]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.881330][  T293]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.881478][  T293]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.881666][  T293]  __dev_notify_flags (net/core/dev.c:9787)
[   14.881844][  T293]  ? netif_change_name (net/core/dev.c:1495)
[   14.882023][  T293]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.882199][  T293]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   14.882412][  T293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.882591][  T293]  ? 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))
[   14.882768][  T293]  netif_change_flags (net/core/dev.c:9820)
[   14.882946][  T293]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.883124][  T293]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.883347][  T293]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.883569][  T293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.883746][  T293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.883922][  T293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.884098][  T293]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.884283][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.884503][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.884692][  T293]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.884869][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.885047][  T293]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.885223][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.885426][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.885603][  T293]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.885780][  T293]  ? __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)
[   14.885958][  T293]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.886136][  T293]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.886335][  T293]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.886515][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.886693][  T293]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.886871][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.887046][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.887221][  T293]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.887430][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.887606][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.887783][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.887958][  T293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.888159][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.888366][  T293]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.888543][  T293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.888719][  T293]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.888897][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.889071][  T293]  ? register_snap_client (net/802/psnap.c:136)
[   14.889257][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.889469][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.889647][  T293]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.889820][  T293]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.889997][  T293]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.890180][  T293]  ? 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))
[   14.890386][  T293]  ? 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))
[   14.890566][  T293]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.890756][  T293]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.890932][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.891119][  T293]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.891322][  T293]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.891517][  T293]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.891696][  T293]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.891873][  T293]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.892049][  T293]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.892263][  T293]  ? move_addr_to_kernel (net/socket.c:258)
[   14.892459][  T293]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.892635][  T293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.892813][  T293]  ___sys_sendmsg (net/socket.c:2752)
[   14.893015][  T293]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.893225][  T293]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.893439][  T293]  __sys_sendmsg (net/socket.c:2784)
[   14.893616][  T293]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.893793][  T293]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.894015][  T293]  ? 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)
[   14.894193][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.894400][  T293]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.894607][  T293]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.894782][  T293]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.894960][  T293]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.895166][  T293] RIP: 0033:0x7ff90418008e
[   14.895373][  T293] 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
[   14.895876][  T293] RSP: 002b:00007ffe0e4857f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.896132][  T293] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff90418008e
[   14.896399][  T293] RDX: 0000000000000000 RSI: 00007ffe0e4858a0 RDI: 0000000000000005
[   14.896640][  T293] RBP: 00007ffe0e485800 R08: 0000000000000000 R09: 0000000000000000
[   14.896877][  T293] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a6
[   14.897138][  T293] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0e485f70
| [   14.898820][  T293] ---[ end trace 0000000000000000 ]---
| [   14.975422][  T296] ------------[ cut here ]------------
| [   14.975620][  T296] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/296
| [   14.976223][  T296] Tainted: [W]=WARN
[   14.976400][  T296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.976608][  T296] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.976824][  T296] 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
[   14.977357][  T296] RSP: 0018:ffa0000000bc7020 EFLAGS: 00010286
[   14.977569][  T296] RAX: 00000000ffffffa6 RBX: ff11000009ed8200 RCX: 1ff4000000178dca
[   14.977807][  T296] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ed82b8
[   14.978046][  T296] RBP: ff1100001907c000 R08: 1fe22000013db058 R09: ff1100000a5e8b58
[   14.978313][  T296] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   14.978562][  T296] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001907cce1
[   14.978804][  T296] FS:  00007f36605df840(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   14.979077][  T296] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.979328][  T296] CR2: 000000003d646988 CR3: 000000000c264006 CR4: 0000000000771ef0
[   14.979577][  T296] PKRU: 55555554
[   14.979723][  T296] Call Trace:
[   14.979866][  T296]  <TASK>
[   14.979980][  T296]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.980159][  T296]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.980331][  T296]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.980509][  T296]  __dev_notify_flags (net/core/dev.c:9787)
[   14.980688][  T296]  ? netif_change_name (net/core/dev.c:1495)
[   14.980865][  T296]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.981058][  T296]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   14.981233][  T296]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.981442][  T296]  ? 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))
[   14.981621][  T296]  netif_change_flags (net/core/dev.c:9820)
[   14.981801][  T296]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.981980][  T296]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.982158][  T296]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.982400][  T296]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.982576][  T296]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.982753][  T296]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.982929][  T296]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.983105][  T296]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.983294][  T296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.983507][  T296]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.983687][  T296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.983874][  T296]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.984049][  T296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.984225][  T296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.984429][  T296]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.984607][  T296]  ? __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)
[   14.984782][  T296]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.984960][  T296]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.985140][  T296]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.985347][  T296]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.985530][  T296]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.985709][  T296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.985886][  T296]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.986065][  T296]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.986266][  T296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.986465][  T296]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.986645][  T296]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.986821][  T296]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.986998][  T296]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.987175][  T296]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.987386][  T296]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.987565][  T296]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.987741][  T296]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.987919][  T296]  ? register_snap_client (net/802/psnap.c:136)
[   14.988097][  T296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.988281][  T296]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.988482][  T296]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.988659][  T296]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.988835][  T296]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.989015][  T296]  ? 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))
[   14.989189][  T296]  ? 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))
[   14.989399][  T296]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.989577][  T296]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.989768][  T296]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.989947][  T296]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.990123][  T296]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.990325][  T296]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.990507][  T296]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.990690][  T296]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.990865][  T296]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.991069][  T296]  ? move_addr_to_kernel (net/socket.c:258)
[   14.991252][  T296]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.991452][  T296]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.991631][  T296]  ___sys_sendmsg (net/socket.c:2752)
[   14.991806][  T296]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.992017][  T296]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.992203][  T296]  __sys_sendmsg (net/socket.c:2784)
[   14.992406][  T296]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.992582][  T296]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.992792][  T296]  ? 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)
[   14.992968][  T296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.993144][  T296]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.993350][  T296]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.993529][  T296]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.993706][  T296]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.993912][  T296] RIP: 0033:0x7f366081908e
[   14.994107][  T296] 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
[   14.994657][  T296] RSP: 002b:00007fffd5ffd130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.994897][  T296] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f366081908e
[   14.995135][  T296] RDX: 0000000000000000 RSI: 00007fffd5ffd1e0 RDI: 0000000000000005
[   14.995399][  T296] RBP: 00007fffd5ffd140 R08: 0000000000000000 R09: 0000000000000000
[   14.995641][  T296] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a6
[   14.995878][  T296] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd5ffd8b0
| [   14.997548][  T296] ---[ end trace 0000000000000000 ]---
| [   15.014576][   T38] ------------[ cut here ]------------
| [   15.014726][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/38
| [   15.015244][   T38] Tainted: [W]=WARN
[   15.015345][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.015497][   T38] Workqueue: events_unbound linkwatch_event
[   15.015654][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.015810][   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
[   15.016248][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   15.016437][   T38] RAX: 00000000ffffffa6 RBX: ff11000009ed91c0 RCX: 1ff4000000055f02
[   15.016616][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ed9278
[   15.016797][   T38] RBP: ff1100001907c000 R08: 1fe22000013db250 R09: ff11000001d92ea8
[   15.016979][   T38] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   15.017159][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.017354][   T38] FS:  0000000000000000(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   15.017568][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.017719][   T38] CR2: 00007f36606ac574 CR3: 000000002b749006 CR4: 0000000000771ef0
[   15.017908][   T38] PKRU: 55555554
[   15.017999][   T38] Call Trace:
[   15.018089][   T38]  <TASK>
[   15.018151][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.018279][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.018438][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.018531][   T38]  netif_state_change (net/core/dev.c:1605)
[   15.018653][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.018803][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.018922][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.019042][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.019163][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.019298][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.019424][   T38]  process_one_work (kernel/workqueue.c:3314)
[   15.019548][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.019668][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.019793][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.019917][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.020037][   T38]  kthread (kernel/kthread.c:436)
[   15.020133][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.020293][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.020423][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.020544][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.020693][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.020813][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.020943][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.022104][   T38] ---[ end trace 0000000000000000 ]---
| [   15.022652][   T38] ------------[ cut here ]------------
| [   15.022781][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/38
| [   15.023316][   T38] Tainted: [W]=WARN
[   15.023407][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.023559][   T38] Workqueue: events_unbound linkwatch_event
[   15.023716][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.023873][   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
[   15.024374][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   15.024531][   T38] RAX: 00000000ffffffa6 RBX: ff11000009ed9a80 RCX: 1ff4000000055f02
[   15.024710][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ed9b38
[   15.024890][   T38] RBP: ff11000019079000 R08: 1fe22000013db368 R09: ff11000001d92ea8
[   15.025092][   T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   15.025291][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.025488][   T38] FS:  0000000000000000(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   15.025697][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.025847][   T38] CR2: 00007f99a4047574 CR3: 000000002b749001 CR4: 0000000000771ef0
[   15.026033][   T38] PKRU: 55555554
[   15.026123][   T38] Call Trace:
[   15.026212][   T38]  <TASK>
[   15.026281][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.026412][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.026535][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.026627][   T38]  netif_state_change (net/core/dev.c:1605)
[   15.026748][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.026898][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.027016][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.027136][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.027262][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.027392][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.027513][   T38]  process_one_work (kernel/workqueue.c:3314)
[   15.027636][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.027755][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.027878][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.028001][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.028119][   T38]  kthread (kernel/kthread.c:436)
[   15.028210][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.028369][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.028490][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.028611][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.028760][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.028879][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.028999][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.030151][   T38] ---[ end trace 0000000000000000 ]---
| [   15.050833][  T298] ------------[ cut here ]------------
| [   15.051016][  T298] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/298
| [   15.052211][  T298] Tainted: [W]=WARN
[   15.052391][  T298] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.052610][  T298] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.052831][  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
[   15.053368][  T298] RSP: 0018:ffa0000000be6e20 EFLAGS: 00010286
[   15.053583][  T298] RAX: 00000000ffffffa6 RBX: ff110000091f9c40 RCX: 1ff400000017cd8a
[   15.053830][  T298] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000091f9cf8
[   15.054074][  T298] RBP: ff11000010311000 R08: 1fe220000123f3a0 R09: ff11000010248b80
[   15.054346][  T298] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   15.054592][  T298] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c1edc88
[   15.054842][  T298] FS:  00007fcb2fb1f840(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   15.055120][  T298] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.055362][  T298] CR2: 000000000042ebe0 CR3: 00000000158cb003 CR4: 0000000000771ef0
[   15.055609][  T298] PKRU: 55555554
[   15.055754][  T298] Call Trace:
[   15.055900][  T298]  <TASK>
[   15.056031][  T298]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.056214][  T298]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.056391][  T298]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   15.056606][  T298]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   15.056785][  T298]  __dev_notify_flags (net/core/dev.c:9787)
[   15.056967][  T298]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   15.057149][  T298]  ? netif_change_name (net/core/dev.c:1495)
[   15.057356][  T298]  ? __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.057539][  T298]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.057719][  T298]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.057899][  T298]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.058079][  T298]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.058268][  T298]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.058469][  T298]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.058653][  T298]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.058833][  T298]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.059013][  T298]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   15.059196][  T298]  veth_newlink (drivers/net/veth.c:1871)
[   15.059410][  T298]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   15.059609][  T298]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.059792][  T298]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.059986][  T298]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.060179][  T298]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   15.060391][  T298]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   15.060575][  T298]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.060756][  T298]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.060937][  T298]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.061119][  T298]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.061328][  T298]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.061511][  T298]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.061691][  T298]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.061877][  T298]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.062064][  T298]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.062256][  T298]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.062460][  T298]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.062642][  T298]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.062829][  T298]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.063012][  T298]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.063192][  T298]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.063402][  T298]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.063584][  T298]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.063763][  T298]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.063944][  T298]  ? register_snap_client (net/802/psnap.c:136)
[   15.064126][  T298]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.064333][  T298]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.064516][  T298]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.064695][  T298]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.064876][  T298]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.065059][  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))
[   15.065247][  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))
[   15.065451][  T298]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.065637][  T298]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.065818][  T298]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.065999][  T298]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.066181][  T298]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.066391][  T298]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.066574][  T298]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.066755][  T298]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.066935][  T298]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.067164][  T298]  ? move_addr_to_kernel (net/socket.c:258)
[   15.067375][  T298]  ___sys_sendmsg (net/socket.c:2752)
[   15.067558][  T298]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.067741][  T298]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.067979][  T298]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.068162][  T298]  __sys_sendmsg (net/socket.c:2784)
[   15.068372][  T298]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.068559][  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)
[   15.068739][  T298]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.068921][  T298]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.069101][  T298]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.069287][  T298]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.069494][  T298]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.069706][  T298] RIP: 0033:0x7fcb2fd5908e
[   15.069890][  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
[   15.070435][  T298] RSP: 002b:00007ffe217fcc70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.070682][  T298] RAX: ffffffffffffffda RBX: 00007ffe217fd418 RCX: 00007fcb2fd5908e
[   15.070930][  T298] RDX: 0000000000000000 RSI: 00007ffe217fcd20 RDI: 0000000000000005
[   15.071175][  T298] RBP: 00007ffe217fcc80 R08: 0000000000000000 R09: 0000000000000000
[   15.071451][  T298] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a6
[   15.071695][  T298] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe217fd3e0
| [   15.073401][  T298] ---[ end trace 0000000000000000 ]---
| [   15.088707][  T298] ------------[ cut here ]------------
| [   15.088887][  T298] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/298
| [   15.089501][  T298] Tainted: [W]=WARN
[   15.089649][  T298] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.089862][  T298] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.090082][  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
[   15.090621][  T298] RSP: 0018:ffa0000000be71a0 EFLAGS: 00010286
[   15.090834][  T298] RAX: 00000000ffffffa6 RBX: ff1100000a598ac0 RCX: 1ff400000017cdfa
[   15.091079][  T298] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a598b78
[   15.091351][  T298] RBP: ff11000008219000 R08: 1fe22000014b3170 R09: ff11000010248b80
[   15.091594][  T298] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   15.091836][  T298] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   15.092082][  T298] FS:  00007fcb2fb1f840(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   15.092390][  T298] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.092604][  T298] CR2: 000000000042ebe0 CR3: 00000000158cb003 CR4: 0000000000771ef0
[   15.092848][  T298] PKRU: 55555554
[   15.092993][  T298] Call Trace:
[   15.093139][  T298]  <TASK>
[   15.093259][  T298]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.093461][  T298]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.093610][  T298]  __dev_notify_flags (net/core/dev.c:9787)
[   15.093791][  T298]  ? netif_change_name (net/core/dev.c:1495)
[   15.093971][  T298]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.094150][  T298]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.094357][  T298]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.094543][  T298]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   15.094723][  T298]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.094903][  T298]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.095083][  T298]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.095273][  T298]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.095477][  T298]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.095658][  T298]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.095840][  T298]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.096018][  T298]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.096202][  T298]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.096407][  T298]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.096587][  T298]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.096766][  T298]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.096944][  T298]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.097123][  T298]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.097328][  T298]  ? register_snap_client (net/802/psnap.c:136)
[   15.097511][  T298]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.097689][  T298]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.097869][  T298]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.098047][  T298]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.098226][  T298]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.098435][  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))
[   15.098617][  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))
[   15.098799][  T298]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.098979][  T298]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.099158][  T298]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.099367][  T298]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.099551][  T298]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.099732][  T298]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.099913][  T298]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.100095][  T298]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.100283][  T298]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.100517][  T298]  ? move_addr_to_kernel (net/socket.c:258)
[   15.100700][  T298]  ___sys_sendmsg (net/socket.c:2752)
[   15.100879][  T298]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.101061][  T298]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.101284][  T298]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.101490][  T298]  __sys_sendmsg (net/socket.c:2784)
[   15.101677][  T298]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.101859][  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)
[   15.102061][  T298]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.102248][  T298]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.102451][  T298]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.102630][  T298]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.102809][  T298]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.103022][  T298] RIP: 0033:0x7fcb2fd5908e
[   15.103204][  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
[   15.103740][  T298] RSP: 002b:00007ffe217fcc70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.103987][  T298] RAX: ffffffffffffffda RBX: 00007ffe217fd418 RCX: 00007fcb2fd5908e
[   15.104230][  T298] RDX: 0000000000000000 RSI: 00007ffe217fcd20 RDI: 0000000000000005
[   15.104501][  T298] RBP: 00007ffe217fcc80 R08: 0000000000000000 R09: 0000000000000000
[   15.104743][  T298] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a6
[   15.104987][  T298] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe217fd3e0
| [   15.106734][  T298] ---[ end trace 0000000000000000 ]---
| [   15.198140][  T301] ------------[ cut here ]------------
| [   15.198319][  T301] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/301
| [   15.198813][  T301] Tainted: [W]=WARN
[   15.198912][  T301] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.199077][  T301] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.199252][  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
[   15.199722][  T301] RSP: 0018:ffa0000000c17020 EFLAGS: 00010286
[   15.199885][  T301] RAX: 00000000ffffffa6 RBX: ff1100000b1398c0 RCX: 1ff4000000182dca
[   15.200077][  T301] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b139978
[   15.200277][  T301] RBP: ff11000008219000 R08: 1fe2200001627330 R09: ff1100000dae8b58
[   15.200477][  T301] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   15.200669][  T301] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008219ce1
[   15.200863][  T301] FS:  00007f09af006840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   15.201091][  T301] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.201261][  T301] CR2: 00000000036ee988 CR3: 000000001599c005 CR4: 0000000000771ef0
[   15.201470][  T301] PKRU: 55555554
[   15.201568][  T301] Call Trace:
[   15.201665][  T301]  <TASK>
[   15.201733][  T301]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.201867][  T301]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.201966][  T301]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.202095][  T301]  __dev_notify_flags (net/core/dev.c:9787)
[   15.202226][  T301]  ? netif_change_name (net/core/dev.c:1495)
[   15.202371][  T301]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.202503][  T301]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.202632][  T301]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.202764][  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))
[   15.202897][  T301]  netif_change_flags (net/core/dev.c:9820)
[   15.203027][  T301]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.203157][  T301]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.203303][  T301]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.203466][  T301]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.203596][  T301]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.203726][  T301]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.203856][  T301]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.203987][  T301]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.204119][  T301]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.204255][  T301]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.204397][  T301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.204527][  T301]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.204659][  T301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.204790][  T301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.204920][  T301]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.205051][  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)
[   15.205181][  T301]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.205326][  T301]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.205458][  T301]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.205590][  T301]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.205722][  T301]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.205856][  T301]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.205986][  T301]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.206116][  T301]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.206252][  T301]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.206392][  T301]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.206522][  T301]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.206653][  T301]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.206784][  T301]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.206915][  T301]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.207045][  T301]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.207176][  T301]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.207317][  T301]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.207447][  T301]  ? register_snap_client (net/802/psnap.c:136)
[   15.207579][  T301]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.207707][  T301]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.207839][  T301]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.207971][  T301]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.208102][  T301]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.208239][  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))
[   15.208379][  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))
[   15.208511][  T301]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.208642][  T301]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.208773][  T301]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.208905][  T301]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.209038][  T301]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.209169][  T301]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.209314][  T301]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.209446][  T301]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.209578][  T301]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.209739][  T301]  ? move_addr_to_kernel (net/socket.c:258)
[   15.209870][  T301]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.209999][  T301]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.210131][  T301]  ___sys_sendmsg (net/socket.c:2752)
[   15.210267][  T301]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.210440][  T301]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.210581][  T301]  __sys_sendmsg (net/socket.c:2784)
[   15.210714][  T301]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.210846][  T301]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.211011][  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)
[   15.211142][  T301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.211276][  T301]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.211415][  T301]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.211547][  T301]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.211678][  T301]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.211843][  T301] RIP: 0033:0x7f09af24008e
[   15.211978][  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
[   15.212456][  T301] RSP: 002b:00007fff45769340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.212653][  T301] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f09af24008e
[   15.212850][  T301] RDX: 0000000000000000 RSI: 00007fff457693f0 RDI: 0000000000000005
[   15.213046][  T301] RBP: 00007fff45769350 R08: 0000000000000000 R09: 0000000000000000
[   15.213248][  T301] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a6
[   15.213454][  T301] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff45769ac0
| [   15.214763][  T301] ---[ end trace 0000000000000000 ]---
| [   15.229008][   T36] ------------[ cut here ]------------
| [   15.229152][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36
| [   15.229683][   T36] Tainted: [W]=WARN
[   15.229774][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.229932][   T36] Workqueue: events_unbound linkwatch_event
[   15.230089][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.230250][   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
[   15.230698][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   15.230856][   T36] RAX: 00000000ffffffa6 RBX: ff11000009086040 RCX: 1ff4000000051f02
[   15.231038][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090860f8
[   15.231217][   T36] RBP: ff11000005824000 R08: 1fe2200001210c20 R09: ff11000001d651a8
[   15.231422][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   15.231607][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.231794][   T36] FS:  0000000000000000(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   15.232005][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.232156][   T36] CR2: 00005559f984cd5c CR3: 0000000004f4c003 CR4: 0000000000771ef0
[   15.232356][   T36] PKRU: 55555554
[   15.232447][   T36] Call Trace:
[   15.232538][   T36]  <TASK>
[   15.232601][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.232723][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.232852][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.232945][   T36]  netif_state_change (net/core/dev.c:1605)
[   15.233075][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.233227][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.233422][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.233546][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.233670][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.233791][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.233914][   T36]  process_one_work (kernel/workqueue.c:3314)
[   15.234039][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.234162][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.234309][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.234433][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.234557][   T36]  kthread (kernel/kthread.c:436)
[   15.234649][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.234801][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.234925][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.235048][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.235205][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.235341][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.235463][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.236636][   T36] ---[ end trace 0000000000000000 ]---
| [   15.293860][  T304] ------------[ cut here ]------------
| [   15.294058][  T304] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/304
| [   15.294672][  T304] Tainted: [W]=WARN
[   15.294816][  T304] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.295033][  T304] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.295259][  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
[   15.295790][  T304] RSP: 0018:ffa0000000c47020 EFLAGS: 00010286
[   15.296002][  T304] RAX: 00000000ffffffa6 RBX: ff11000009585a80 RCX: 1ff4000000188dca
[   15.296248][  T304] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009585b38
[   15.296514][  T304] RBP: ff11000010311000 R08: 1fe22000012b0b68 R09: ff1100000d7d8b58
[   15.296754][  T304] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   15.296993][  T304] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010311ce1
[   15.297250][  T304] FS:  00007f7e30290840(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   15.297550][  T304] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.297760][  T304] CR2: 00007f7e305601a0 CR3: 000000000c260004 CR4: 0000000000771ef0
[   15.298001][  T304] PKRU: 55555554
[   15.298144][  T304] Call Trace:
[   15.298315][  T304]  <TASK>
[   15.298434][  T304]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.298620][  T304]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.298768][  T304]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.298943][  T304]  __dev_notify_flags (net/core/dev.c:9787)
[   15.299123][  T304]  ? netif_change_name (net/core/dev.c:1495)
[   15.299422][  T304]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.299684][  T304]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.299914][  T304]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.300160][  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))
[   15.300456][  T304]  netif_change_flags (net/core/dev.c:9820)
[   15.300711][  T304]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.300956][  T304]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.301162][  T304]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.301401][  T304]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.301592][  T304]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.301772][  T304]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.301948][  T304]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.302125][  T304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.302329][  T304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.302510][  T304]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.302689][  T304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.302864][  T304]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.303042][  T304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.303219][  T304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.303422][  T304]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.303602][  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)
[   15.303780][  T304]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.303956][  T304]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.304134][  T304]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.304339][  T304]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.304545][  T304]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.304726][  T304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.304901][  T304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.305077][  T304]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.305262][  T304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.305458][  T304]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.305636][  T304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.305812][  T304]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.305993][  T304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.306170][  T304]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.306373][  T304]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.306549][  T304]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.306726][  T304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.306903][  T304]  ? register_snap_client (net/802/psnap.c:136)
[   15.307081][  T304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.307267][  T304]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.307464][  T304]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.307640][  T304]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.307816][  T304]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.307995][  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))
[   15.308171][  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))
[   15.308378][  T304]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.308560][  T304]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.308739][  T304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.308917][  T304]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.309095][  T304]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.309280][  T304]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.309479][  T304]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.309660][  T304]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.309837][  T304]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.310045][  T304]  ? move_addr_to_kernel (net/socket.c:258)
[   15.310222][  T304]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.310428][  T304]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.310608][  T304]  ___sys_sendmsg (net/socket.c:2752)
[   15.310784][  T304]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.310992][  T304]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.311178][  T304]  __sys_sendmsg (net/socket.c:2784)
[   15.311389][  T304]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.311570][  T304]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.311781][  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)
[   15.311959][  T304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.312155][  T304]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.312367][  T304]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.312544][  T304]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.312721][  T304]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.312930][  T304] RIP: 0033:0x7f7e304ca08e
[   15.313111][  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
[   15.313643][  T304] RSP: 002b:00007ffe25cd3b20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.313886][  T304] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7e304ca08e
[   15.314123][  T304] RDX: 0000000000000000 RSI: 00007ffe25cd3bd0 RDI: 0000000000000005
[   15.314393][  T304] RBP: 00007ffe25cd3b30 R08: 0000000000000000 R09: 0000000000000000
[   15.314633][  T304] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a6
[   15.314872][  T304] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe25cd42a0
| [   15.316544][  T304] ---[ end trace 0000000000000000 ]---
| [   15.317849][   T38] ------------[ cut here ]------------
| [   15.317982][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/38
| [   15.318512][   T38] Tainted: [W]=WARN
[   15.318603][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.318753][   T38] Workqueue: events_unbound linkwatch_event
[   15.318910][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.319066][   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
[   15.319543][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   15.319695][   T38] RAX: 00000000ffffffa6 RBX: ff11000009584e40 RCX: 1ff4000000055f02
[   15.319876][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009584ef8
[   15.320056][   T38] RBP: ff11000010311000 R08: 1fe22000012b09e0 R09: ff11000001d92ea8
[   15.320243][   T38] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   15.320440][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.320620][   T38] FS:  0000000000000000(0000) GS:ff110000a7930000(0000) knlGS:0000000000000000
[   15.320828][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.320977][   T38] CR2: 00007f497d33c574 CR3: 000000002b749003 CR4: 0000000000771ef0
[   15.321157][   T38] PKRU: 55555554
[   15.321249][   T38] Call Trace:
[   15.321343][   T38]  <TASK>
[   15.321406][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.321527][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.321646][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.321738][   T38]  netif_state_change (net/core/dev.c:1605)
[   15.321857][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.322011][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.322130][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.322284][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.322419][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.322542][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.322661][   T38]  process_one_work (kernel/workqueue.c:3314)
[   15.322783][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.322902][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.323025][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.323148][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.323278][   T38]  kthread (kernel/kthread.c:436)
[   15.323379][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.323528][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.323648][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.323767][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.323916][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.324035][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.324157][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.325313][   T38] ---[ end trace 0000000000000000 ]---
| [   15.326650][   T38] ------------[ cut here ]------------
| [   15.326779][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/38
| [   15.327312][   T38] Tainted: [W]=WARN
[   15.327407][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.327556][   T38] Workqueue: events_unbound linkwatch_event
[   15.327709][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.327863][   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
[   15.328318][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   15.328475][   T38] RAX: 00000000ffffffa6 RBX: ff11000009585380 RCX: 1ff4000000055f02
[   15.328653][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009585438
[   15.328831][   T38] RBP: ff11000008219000 R08: 1fe22000012b0a88 R09: ff11000001d92ea8
[   15.329008][   T38] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   15.329184][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.329374][   T38] FS:  0000000000000000(0000) GS:ff110000a7930000(0000) knlGS:0000000000000000
[   15.329582][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.329731][   T38] CR2: 00007f497d33c574 CR3: 000000002b749003 CR4: 0000000000771ef0
[   15.329911][   T38] PKRU: 55555554
[   15.330000][   T38] Call Trace:
[   15.330088][   T38]  <TASK>
[   15.330150][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.330276][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.330401][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.330492][   T38]  netif_state_change (net/core/dev.c:1605)
[   15.330612][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.330762][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.330879][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.330999][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.331120][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.331243][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.331370][   T38]  process_one_work (kernel/workqueue.c:3314)
[   15.331494][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.331613][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.331745][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.331868][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.331990][   T38]  kthread (kernel/kthread.c:436)
[   15.332095][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.332248][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.332378][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.332500][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.332649][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.332767][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.332887][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.334021][   T38] ---[ end trace 0000000000000000 ]---
| [   15.362098][  T305] ------------[ cut here ]------------
| [   15.362257][  T305] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/305
| [   15.362785][  T305] Tainted: [W]=WARN
[   15.362886][  T305] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.363058][  T305] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.363234][  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
[   15.363726][  T305] RSP: 0018:ffa0000000c56e20 EFLAGS: 00010286
[   15.363898][  T305] RAX: 00000000ffffffa6 RBX: ff11000015870200 RCX: 1ff400000018ad8a
[   15.364101][  T305] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158702b8
[   15.364321][  T305] RBP: ff11000008a11000 R08: 1fe2200002b0e058 R09: ff1100000cbfd180
[   15.364524][  T305] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   15.364727][  T305] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c1e0e88
[   15.364928][  T305] FS:  00007ff91351d840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   15.365162][  T305] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.365347][  T305] CR2: 000000000042ebe0 CR3: 000000000ca4e001 CR4: 0000000000771ef0
[   15.365551][  T305] PKRU: 55555554
[   15.365653][  T305] Call Trace:
[   15.365753][  T305]  <TASK>
[   15.365829][  T305]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.365965][  T305]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.366067][  T305]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   15.366240][  T305]  __dev_notify_flags (net/core/dev.c:9787)
[   15.366383][  T305]  ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3))
[   15.366517][  T305]  ? netif_change_name (net/core/dev.c:1495)
[   15.366651][  T305]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.366786][  T305]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.366921][  T305]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.367056][  T305]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   15.367191][  T305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.367343][  T305]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.367478][  T305]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.367612][  T305]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.367746][  T305]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   15.367883][  T305]  veth_newlink (drivers/net/veth.c:1871)
[   15.368017][  T305]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   15.368151][  T305]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.368295][  T305]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.368437][  T305]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.368584][  T305]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   15.368719][  T305]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   15.368856][  T305]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.368991][  T305]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.369127][  T305]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.369272][  T305]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.369414][  T305]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.369549][  T305]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.369685][  T305]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.369824][  T305]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.369961][  T305]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.370096][  T305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.370229][  T305]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.370377][  T305]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.370514][  T305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.370648][  T305]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.370783][  T305]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.370920][  T305]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.371052][  T305]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.371185][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.371333][  T305]  ? register_snap_client (net/802/psnap.c:136)
[   15.371470][  T305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.371604][  T305]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.371738][  T305]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.371873][  T305]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.372008][  T305]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.372145][  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))
[   15.372283][  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))
[   15.372429][  T305]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.372564][  T305]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.372699][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.372835][  T305]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.372973][  T305]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.373110][  T305]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.373251][  T305]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.373462][  T305]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.373598][  T305]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.373763][  T305]  ? move_addr_to_kernel (net/socket.c:258)
[   15.373901][  T305]  ___sys_sendmsg (net/socket.c:2752)
[   15.374037][  T305]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.374175][  T305]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.374424][  T305]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.374562][  T305]  __sys_sendmsg (net/socket.c:2784)
[   15.374698][  T305]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.374836][  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)
[   15.374970][  T305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.375104][  T305]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.375245][  T305]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.375443][  T305]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.375642][  T305]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.375808][  T305] RIP: 0033:0x7ff91375708e
[   15.375946][  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
[   15.376454][  T305] RSP: 002b:00007ffd61376540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.376658][  T305] RAX: ffffffffffffffda RBX: 00007ffd61376ce8 RCX: 00007ff91375708e
[   15.376857][  T305] RDX: 0000000000000000 RSI: 00007ffd613765f0 RDI: 0000000000000005
[   15.377059][  T305] RBP: 00007ffd61376550 R08: 0000000000000000 R09: 0000000000000000
[   15.377265][  T305] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a6
[   15.377477][  T305] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd61376cb0
| [   15.378823][  T305] ---[ end trace 0000000000000000 ]---
| [   15.386128][  T305] ------------[ cut here ]------------
| [   15.386277][  T305] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/305
| [   15.386794][  T305] Tainted: [W]=WARN
[   15.386895][  T305] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.387064][  T305] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.387242][  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
[   15.387723][  T305] RSP: 0018:ffa0000000c571a0 EFLAGS: 00010286
[   15.387892][  T305] RAX: 00000000ffffffa6 RBX: ff11000015b1a740 RCX: 1ff400000018adfa
[   15.388091][  T305] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015b1a7f8
[   15.388305][  T305] RBP: ff11000008331000 R08: 1fe2200002b63500 R09: ff1100000cbfd180
[   15.388505][  T305] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   15.388707][  T305] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   15.388908][  T305] FS:  00007ff91351d840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   15.389142][  T305] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.389325][  T305] CR2: 000000000042ebe0 CR3: 000000000ca4e001 CR4: 0000000000771ef0
[   15.389525][  T305] PKRU: 55555554
[   15.389626][  T305] Call Trace:
[   15.389726][  T305]  <TASK>
[   15.389794][  T305]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.389931][  T305]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.390033][  T305]  __dev_notify_flags (net/core/dev.c:9787)
[   15.390167][  T305]  ? netif_change_name (net/core/dev.c:1495)
[   15.390316][  T305]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.390450][  T305]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.390587][  T305]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.390721][  T305]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   15.390856][  T305]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.390990][  T305]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.391123][  T305]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.391267][  T305]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.391927][  T305]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.392063][  T305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.392197][  T305]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.392399][  T305]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.392594][  T305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.392729][  T305]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.392864][  T305]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.392998][  T305]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.393132][  T305]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.393271][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.393464][  T305]  ? register_snap_client (net/802/psnap.c:136)
[   15.393599][  T305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.393732][  T305]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.393867][  T305]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.394001][  T305]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.394136][  T305]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.394278][  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))
[   15.394475][  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))
[   15.394608][  T305]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.394742][  T305]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.394875][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.395010][  T305]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.395144][  T305]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.395283][  T305]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.395480][  T305]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.395614][  T305]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.395746][  T305]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.395910][  T305]  ? move_addr_to_kernel (net/socket.c:258)
[   15.396046][  T305]  ___sys_sendmsg (net/socket.c:2752)
[   15.396178][  T305]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.396380][  T305]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.396552][  T305]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.396686][  T305]  __sys_sendmsg (net/socket.c:2784)
[   15.396819][  T305]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.396955][  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)
[   15.397086][  T305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.397219][  T305]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.397365][  T305]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.397499][  T305]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.397633][  T305]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.397798][  T305] RIP: 0033:0x7ff91375708e
[   15.397937][  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
[   15.398419][  T305] RSP: 002b:00007ffd61376540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.398620][  T305] RAX: ffffffffffffffda RBX: 00007ffd61376ce8 RCX: 00007ff91375708e
[   15.398819][  T305] RDX: 0000000000000000 RSI: 00007ffd613765f0 RDI: 0000000000000005
[   15.399018][  T305] RBP: 00007ffd61376550 R08: 0000000000000000 R09: 0000000000000000
[   15.399218][  T305] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a6
[   15.399435][  T305] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd61376cb0
| [   15.400775][  T305] ---[ end trace 0000000000000000 ]---
| [   15.488469][  T308] ------------[ cut here ]------------
| [   15.488640][  T308] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/308
| [   15.489132][  T308] Tainted: [W]=WARN
[   15.489231][  T308] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.489442][  T308] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.489611][  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
[   15.490067][  T308] RSP: 0018:ffa0000000c77020 EFLAGS: 00010286
[   15.490241][  T308] RAX: 00000000ffffffa6 RBX: ff11000015867e00 RCX: 1ff400000018edca
[   15.490440][  T308] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015867eb8
[   15.490633][  T308] RBP: ff11000008331000 R08: 1fe2200002b0cfd8 R09: ff1100000984ae58
[   15.490827][  T308] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   15.491019][  T308] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008331ce1
[   15.491214][  T308] FS:  00007fefbbe89840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   15.491460][  T308] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.491626][  T308] CR2: 000000000fc02988 CR3: 0000000019317001 CR4: 0000000000771ef0
[   15.491825][  T308] PKRU: 55555554
[   15.491924][  T308] Call Trace:
[   15.492022][  T308]  <TASK>
[   15.492089][  T308]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.492221][  T308]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.492361][  T308]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.492493][  T308]  __dev_notify_flags (net/core/dev.c:9787)
[   15.492624][  T308]  ? netif_change_name (net/core/dev.c:1495)
[   15.492756][  T308]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.492887][  T308]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.493015][  T308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.493146][  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))
[   15.493316][  T308]  netif_change_flags (net/core/dev.c:9820)
[   15.493451][  T308]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.493583][  T308]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.493713][  T308]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.493878][  T308]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.494006][  T308]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.494134][  T308]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.494268][  T308]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.494407][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.494540][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.494680][  T308]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.494813][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.494943][  T308]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.495072][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.495200][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.495343][  T308]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.495474][  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)
[   15.495603][  T308]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.495733][  T308]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.495865][  T308]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.495996][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.496127][  T308]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.496263][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.496498][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.496629][  T308]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.496759][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.496889][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.497029][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.497158][  T308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.497377][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.497593][  T308]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.497723][  T308]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.497853][  T308]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.497981][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.498109][  T308]  ? register_snap_client (net/802/psnap.c:136)
[   15.498246][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.498454][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.498596][  T308]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.498727][  T308]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.498866][  T308]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.498998][  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))
[   15.499127][  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))
[   15.499266][  T308]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.499476][  T308]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.499606][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.499762][  T308]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.499893][  T308]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.500032][  T308]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.500163][  T308]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.500356][  T308]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.500487][  T308]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.500648][  T308]  ? move_addr_to_kernel (net/socket.c:258)
[   15.500779][  T308]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.500908][  T308]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.501039][  T308]  ___sys_sendmsg (net/socket.c:2752)
[   15.501168][  T308]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.501392][  T308]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.501531][  T308]  __sys_sendmsg (net/socket.c:2784)
[   15.501660][  T308]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.501789][  T308]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.501952][  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)
[   15.502081][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.502226][  T308]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.502419][  T308]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.502552][  T308]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.502680][  T308]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.502839][  T308] RIP: 0033:0x7fefbc0c308e
[   15.502975][  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
[   15.503519][  T308] RSP: 002b:00007fffe9a8d6b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.503714][  T308] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fefbc0c308e
[   15.503908][  T308] RDX: 0000000000000000 RSI: 00007fffe9a8d760 RDI: 0000000000000005
[   15.504110][  T308] RBP: 00007fffe9a8d6c0 R08: 0000000000000000 R09: 0000000000000000
[   15.504351][  T308] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a6
[   15.504549][  T308] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe9a8de30
| [   15.505867][  T308] ---[ end trace 0000000000000000 ]---
| [   15.587220][  T311] ------------[ cut here ]------------
| [   15.587460][  T311] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/311
| [   15.587949][  T311] Tainted: [W]=WARN
[   15.588048][  T311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.588208][  T311] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.588395][  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
[   15.588851][  T311] RSP: 0018:ffa0000000c97020 EFLAGS: 00010286
[   15.589047][  T311] RAX: 00000000ffffffa6 RBX: ff11000015b7eac0 RCX: 1ff4000000192dca
[   15.589243][  T311] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015b7eb78
[   15.589442][  T311] RBP: ff11000008a11000 R08: 1fe2200002b6fd70 R09: ff11000005ddae58
[   15.589634][  T311] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   15.589823][  T311] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008a11ce1
[   15.590016][  T311] FS:  00007f358a286840(0000) GS:ff110000a7930000(0000) knlGS:0000000000000000
[   15.590245][  T311] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.590415][  T311] CR2: 0000000016d1b988 CR3: 000000000d6d7006 CR4: 0000000000771ef0
[   15.590609][  T311] PKRU: 55555554
[   15.590706][  T311] Call Trace:
[   15.590802][  T311]  <TASK>
[   15.590869][  T311]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.591002][  T311]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.591101][  T311]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.591228][  T311]  __dev_notify_flags (net/core/dev.c:9787)
[   15.591374][  T311]  ? netif_change_name (net/core/dev.c:1495)
[   15.591516][  T311]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.591651][  T311]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.591782][  T311]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.591912][  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))
[   15.592042][  T311]  netif_change_flags (net/core/dev.c:9820)
[   15.592172][  T311]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.592315][  T311]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.592445][  T311]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.592606][  T311]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.592735][  T311]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.592863][  T311]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.592992][  T311]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.593122][  T311]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.593257][  T311]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.593398][  T311]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.593528][  T311]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.593657][  T311]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.593785][  T311]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.593913][  T311]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.594041][  T311]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.594170][  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)
[   15.594311][  T311]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.594439][  T311]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.594571][  T311]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.594701][  T311]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.594833][  T311]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.594990][  T311]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.595120][  T311]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.595264][  T311]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.595405][  T311]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.595534][  T311]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.595662][  T311]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.595791][  T311]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.595921][  T311]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.596051][  T311]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.596180][  T311]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.596325][  T311]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.596453][  T311]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.596584][  T311]  ? register_snap_client (net/802/psnap.c:136)
[   15.596720][  T311]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.596853][  T311]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.596982][  T311]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.597110][  T311]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.597245][  T311]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.597387][  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))
[   15.597515][  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))
[   15.597647][  T311]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.597783][  T311]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.597913][  T311]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.598042][  T311]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.598177][  T311]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.598324][  T311]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.598460][  T311]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.598594][  T311]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.598730][  T311]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.598896][  T311]  ? move_addr_to_kernel (net/socket.c:258)
[   15.599027][  T311]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.599156][  T311]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.599291][  T311]  ___sys_sendmsg (net/socket.c:2752)
[   15.599454][  T311]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.599616][  T311]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.599754][  T311]  __sys_sendmsg (net/socket.c:2784)
[   15.599882][  T311]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.600010][  T311]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.600170][  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)
[   15.600311][  T311]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.600441][  T311]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.600570][  T311]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.600699][  T311]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.600829][  T311]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.600988][  T311] RIP: 0033:0x7f358a4c008e
[   15.601122][  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
[   15.601590][  T311] RSP: 002b:00007ffe782d8bc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.601784][  T311] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f358a4c008e
[   15.601975][  T311] RDX: 0000000000000000 RSI: 00007ffe782d8c70 RDI: 0000000000000005
[   15.602166][  T311] RBP: 00007ffe782d8bd0 R08: 0000000000000000 R09: 0000000000000000
[   15.602399][  T311] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a6
[   15.602591][  T311] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe782d9340
| [   15.603907][  T311] ---[ end trace 0000000000000000 ]---
| [   15.605560][   T37] ------------[ cut here ]------------
| [   15.605696][   T37] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/37
| [   15.606209][   T37] Tainted: [W]=WARN
[   15.606315][   T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.606468][   T37] Workqueue: events_unbound linkwatch_event
[   15.606634][   T37] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.606791][   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
[   15.607231][   T37] RSP: 0018:ffa000000029f9e0 EFLAGS: 00010286
[   15.607407][   T37] RAX: 00000000ffffffa6 RBX: ff11000015ba0ac0 RCX: 1ff4000000053f02
[   15.607587][   T37] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015ba0b78
[   15.607766][   T37] RBP: ff11000008a11000 R08: 1fe2200002b74170 R09: ff11000001d90ba8
[   15.607950][   T37] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   15.608129][   T37] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.608326][   T37] FS:  0000000000000000(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   15.608540][   T37] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.608691][   T37] CR2: 00007fefbbf56574 CR3: 000000002b749005 CR4: 0000000000771ef0
[   15.608872][   T37] PKRU: 55555554
[   15.608961][   T37] Call Trace:
[   15.609051][   T37]  <TASK>
[   15.609114][   T37]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.609234][   T37]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.609371][   T37]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.609463][   T37]  netif_state_change (net/core/dev.c:1605)
[   15.609584][   T37]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.609735][   T37]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.609855][   T37]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.609976][   T37]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.610098][   T37]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.610217][   T37]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.610361][   T37]  process_one_work (kernel/workqueue.c:3314)
[   15.610484][   T37]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.610604][   T37]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.610729][   T37]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.610853][   T37]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.610973][   T37]  kthread (kernel/kthread.c:436)
[   15.611064][   T37]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.611214][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.611344][   T37]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.611471][   T37]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.611629][   T37]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.611753][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.611874][   T37]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.613065][   T37] ---[ end trace 0000000000000000 ]---
| [   15.613679][   T37] ------------[ cut here ]------------
| [   15.613846][   T37] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/37
| [   15.614486][   T37] Tainted: [W]=WARN
[   15.614624][   T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.614825][   T37] Workqueue: events_unbound linkwatch_event
[   15.615027][   T37] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.615230][   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
[   15.615755][   T37] RSP: 0018:ffa000000029f9e0 EFLAGS: 00010286
[   15.615954][   T37] RAX: 00000000ffffffa6 RBX: ff11000019045e00 RCX: 1ff4000000053f02
[   15.616182][   T37] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000019045eb8
[   15.616443][   T37] RBP: ff11000008331000 R08: 1fe2200003208bd8 R09: ff11000001d90ba8
[   15.616672][   T37] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   15.616900][   T37] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.617127][   T37] FS:  0000000000000000(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   15.617465][   T37] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.617671][   T37] CR2: 00007f358a420000 CR3: 000000002b749004 CR4: 0000000000771ef0
[   15.617922][   T37] PKRU: 55555554
[   15.618068][   T37] Call Trace:
[   15.618204][   T37]  <TASK>
[   15.618337][   T37]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.618508][   T37]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.618678][   T37]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.618842][   T37]  netif_state_change (net/core/dev.c:1605)
[   15.619011][   T37]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.619215][   T37]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.619418][   T37]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.619600][   T37]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.619772][   T37]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.619943][   T37]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.620113][   T37]  process_one_work (kernel/workqueue.c:3314)
[   15.620314][   T37]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.620491][   T37]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.620664][   T37]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.620837][   T37]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.621034][   T37]  kthread (kernel/kthread.c:436)
[   15.621175][   T37]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.621479][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.621651][   T37]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.621824][   T37]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.622025][   T37]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.622216][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.622418][   T37]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.623959][   T37] ---[ end trace 0000000000000000 ]---
| [   15.643098][  T312] ------------[ cut here ]------------
| [   15.643319][  T312] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/312
| [   15.643847][  T312] Tainted: [W]=WARN
[   15.643950][  T312] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.644119][  T312] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.644331][  T312] 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
[   15.644807][  T312] RSP: 0018:ffa0000000ca6e20 EFLAGS: 00010286
[   15.644976][  T312] RAX: 00000000ffffffa6 RBX: ff11000019042c80 RCX: 1ff4000000194d8a
[   15.645177][  T312] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000019042d38
[   15.645395][  T312] RBP: ff11000019089000 R08: 1fe22000032085a8 R09: ff1100000cbfae80
[   15.645594][  T312] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.645818][  T312] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000094d0408
[   15.646024][  T312] FS:  00007f8825ba9840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   15.646275][  T312] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.646452][  T312] CR2: 00007f8825f10f6d CR3: 0000000019312003 CR4: 0000000000771ef0
[   15.646652][  T312] PKRU: 55555554
[   15.646753][  T312] Call Trace:
[   15.646853][  T312]  <TASK>
[   15.646922][  T312]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.647059][  T312]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.647160][  T312]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   15.647367][  T312]  __dev_notify_flags (net/core/dev.c:9787)
[   15.647503][  T312]  ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3))
[   15.647639][  T312]  ? netif_change_name (net/core/dev.c:1495)
[   15.647771][  T312]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.647904][  T312]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.648037][  T312]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.648169][  T312]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   15.648314][  T312]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.648447][  T312]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.648580][  T312]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.648714][  T312]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.648846][  T312]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   15.648980][  T312]  veth_newlink (drivers/net/veth.c:1871)
[   15.649114][  T312]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   15.649251][  T312]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.649395][  T312]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.649527][  T312]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.649673][  T312]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   15.649807][  T312]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   15.649942][  T312]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.650075][  T312]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.650211][  T312]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.650362][  T312]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.650496][  T312]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.650629][  T312]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.650763][  T312]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.650901][  T312]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.651036][  T312]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.651170][  T312]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.651347][  T312]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.651487][  T312]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.651623][  T312]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.651759][  T312]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.651892][  T312]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.652029][  T312]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.652161][  T312]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.652310][  T312]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.652444][  T312]  ? register_snap_client (net/802/psnap.c:136)
[   15.652579][  T312]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.652711][  T312]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.652845][  T312]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.652978][  T312]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.653112][  T312]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.653252][  T312]  ? 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))
[   15.653397][  T312]  ? 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))
[   15.653532][  T312]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.653666][  T312]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.653814][  T312]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.653949][  T312]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.654083][  T312]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.654230][  T312]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.654378][  T312]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.654521][  T312]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.654656][  T312]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.654821][  T312]  ? move_addr_to_kernel (net/socket.c:258)
[   15.654958][  T312]  ___sys_sendmsg (net/socket.c:2752)
[   15.655092][  T312]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.655229][  T312]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.655423][  T312]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.655561][  T312]  __sys_sendmsg (net/socket.c:2784)
[   15.655696][  T312]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.655833][  T312]  ? 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)
[   15.655966][  T312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.656102][  T312]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.656235][  T312]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.656381][  T312]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.656515][  T312]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.656682][  T312] RIP: 0033:0x7f8825de308e
[   15.656843][  T312] 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
[   15.657338][  T312] RSP: 002b:00007ffc338fda60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.657541][  T312] RAX: ffffffffffffffda RBX: 00007ffc338fe208 RCX: 00007f8825de308e
[   15.657741][  T312] RDX: 0000000000000000 RSI: 00007ffc338fdb10 RDI: 0000000000000005
[   15.657955][  T312] RBP: 00007ffc338fda70 R08: 0000000000000000 R09: 0000000000000000
[   15.658155][  T312] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a7
[   15.658370][  T312] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc338fe1d0
| [   15.659736][  T312] ---[ end trace 0000000000000000 ]---
| [   15.666272][  T312] ------------[ cut here ]------------
| [   15.666417][  T312] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/312
| [   15.666916][  T312] Tainted: [W]=WARN
[   15.667016][  T312] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.667208][  T312] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.667398][  T312] 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
[   15.667873][  T312] RSP: 0018:ffa0000000ca71a0 EFLAGS: 00010286
[   15.668041][  T312] RAX: 00000000ffffffa6 RBX: ff11000015b76580 RCX: 1ff4000000194dfa
[   15.668244][  T312] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015b76638
[   15.668451][  T312] RBP: ff1100001908c000 R08: 1fe2200002b6ecc8 R09: ff1100000cbfae80
[   15.668649][  T312] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.668847][  T312] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   15.669046][  T312] FS:  00007f8825ba9840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   15.669371][  T312] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.669552][  T312] CR2: 00007f8825f10f6d CR3: 0000000019312003 CR4: 0000000000771ef0
[   15.669751][  T312] PKRU: 55555554
[   15.669851][  T312] Call Trace:
[   15.669950][  T312]  <TASK>
[   15.670019][  T312]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.670153][  T312]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.670260][  T312]  __dev_notify_flags (net/core/dev.c:9787)
[   15.670404][  T312]  ? netif_change_name (net/core/dev.c:1495)
[   15.670540][  T312]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.670672][  T312]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.670807][  T312]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.670941][  T312]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   15.671075][  T312]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.671210][  T312]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.671358][  T312]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.671495][  T312]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.671632][  T312]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.671767][  T312]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.671900][  T312]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.672034][  T312]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.672170][  T312]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.672328][  T312]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.672462][  T312]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.672596][  T312]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.672728][  T312]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.672860][  T312]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.672993][  T312]  ? register_snap_client (net/802/psnap.c:136)
[   15.673127][  T312]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.673266][  T312]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.673411][  T312]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.673543][  T312]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.673675][  T312]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.673810][  T312]  ? 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))
[   15.673943][  T312]  ? 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))
[   15.674077][  T312]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.674212][  T312]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.674360][  T312]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.674495][  T312]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.674628][  T312]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.674763][  T312]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.674897][  T312]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.675029][  T312]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.675173][  T312]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.675349][  T312]  ? move_addr_to_kernel (net/socket.c:258)
[   15.675486][  T312]  ___sys_sendmsg (net/socket.c:2752)
[   15.675620][  T312]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.675756][  T312]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.675926][  T312]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.676060][  T312]  __sys_sendmsg (net/socket.c:2784)
[   15.676193][  T312]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.676343][  T312]  ? 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)
[   15.676477][  T312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.676611][  T312]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.676743][  T312]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.676875][  T312]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.677008][  T312]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.677174][  T312] RIP: 0033:0x7f8825de308e
[   15.677324][  T312] 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
[   15.677806][  T312] RSP: 002b:00007ffc338fda60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.678005][  T312] RAX: ffffffffffffffda RBX: 00007ffc338fe208 RCX: 00007f8825de308e
[   15.678202][  T312] RDX: 0000000000000000 RSI: 00007ffc338fdb10 RDI: 0000000000000005
[   15.678411][  T312] RBP: 00007ffc338fda70 R08: 0000000000000000 R09: 0000000000000000
[   15.678612][  T312] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a7
[   15.678810][  T312] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc338fe1d0
| [   15.680176][  T312] ---[ end trace 0000000000000000 ]---
| [   15.770604][  T315] ------------[ cut here ]------------
| [   15.770764][  T315] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/315
| [   15.771255][  T315] Tainted: [W]=WARN
[   15.771906][  T315] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.772097][  T315] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.772270][  T315] 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
[   15.772764][  T315] RSP: 0018:ffa0000000cc7020 EFLAGS: 00010286
[   15.772927][  T315] RAX: 00000000ffffffa6 RBX: ff11000019043700 RCX: 1ff4000000198dca
[   15.773131][  T315] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000190437b8
[   15.773348][  T315] RBP: ff1100001908c000 R08: 1fe22000032086f8 R09: ff1100000d792e58
[   15.773541][  T315] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   15.773733][  T315] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001908cce1
[   15.773938][  T315] FS:  00007fcffbefc840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   15.774164][  T315] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.774346][  T315] CR2: 0000000018e52988 CR3: 000000000d6de002 CR4: 0000000000771ef0
[   15.774541][  T315] PKRU: 55555554
[   15.774638][  T315] Call Trace:
[   15.774757][  T315]  <TASK>
[   15.774824][  T315]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.774961][  T315]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.775059][  T315]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.775188][  T315]  __dev_notify_flags (net/core/dev.c:9787)
[   15.775332][  T315]  ? netif_change_name (net/core/dev.c:1495)
[   15.775462][  T315]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.775591][  T315]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.775720][  T315]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.775849][  T315]  ? 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))
[   15.775991][  T315]  netif_change_flags (net/core/dev.c:9820)
[   15.776121][  T315]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.776314][  T315]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.776445][  T315]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.776606][  T315]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.776734][  T315]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.776864][  T315]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.776992][  T315]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.777124][  T315]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.777289][  T315]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.777427][  T315]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.777561][  T315]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.777691][  T315]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.777819][  T315]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.777947][  T315]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.778076][  T315]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.778276][  T315]  ? __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)
[   15.778418][  T315]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.778546][  T315]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.778677][  T315]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.778809][  T315]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.778940][  T315]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.779071][  T315]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.779198][  T315]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.779341][  T315]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.779471][  T315]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.779599][  T315]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.779727][  T315]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.779856][  T315]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.779986][  T315]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.780114][  T315]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.780245][  T315]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.780384][  T315]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.780512][  T315]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.780642][  T315]  ? register_snap_client (net/802/psnap.c:136)
[   15.780771][  T315]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.780899][  T315]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.781030][  T315]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.781159][  T315]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.781305][  T315]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.781435][  T315]  ? 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))
[   15.781567][  T315]  ? 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))
[   15.781696][  T315]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.781826][  T315]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.781954][  T315]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.782082][  T315]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.782210][  T315]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.782347][  T315]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.782476][  T315]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.782604][  T315]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.782736][  T315]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.782897][  T315]  ? move_addr_to_kernel (net/socket.c:258)
[   15.783026][  T315]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.783154][  T315]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.783288][  T315]  ___sys_sendmsg (net/socket.c:2752)
[   15.783425][  T315]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.783584][  T315]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.783722][  T315]  __sys_sendmsg (net/socket.c:2784)
[   15.783851][  T315]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.783996][  T315]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.784162][  T315]  ? 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)
[   15.784408][  T315]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.784543][  T315]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.784671][  T315]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.784800][  T315]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.784931][  T315]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.785091][  T315] RIP: 0033:0x7fcffc13608e
[   15.785225][  T315] 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
[   15.785767][  T315] RSP: 002b:00007ffe288006e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.785962][  T315] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fcffc13608e
[   15.786154][  T315] RDX: 0000000000000000 RSI: 00007ffe28800790 RDI: 0000000000000005
[   15.786434][  T315] RBP: 00007ffe288006f0 R08: 0000000000000000 R09: 0000000000000000
[   15.786628][  T315] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a7
[   15.786823][  T315] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe28800e60
| [   15.788188][  T315] ---[ end trace 0000000000000000 ]---
| [   15.863324][  T318] ------------[ cut here ]------------
| [   15.863486][  T318] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/318
| [   15.863973][  T318] Tainted: [W]=WARN
[   15.864071][  T318] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.864244][  T318] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.864427][  T318] 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
[   15.864884][  T318] RSP: 0018:ffa0000000cf7020 EFLAGS: 00010286
[   15.865047][  T318] RAX: 00000000ffffffa6 RBX: ff1100000c876740 RCX: 1ff400000019edca
[   15.865247][  T318] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8767f8
[   15.865451][  T318] RBP: ff11000019089000 R08: 1fe220000190ed00 R09: ff1100000d795158
[   15.865644][  T318] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   15.865837][  T318] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019089ce1
[   15.866030][  T318] FS:  00007fcc5f23c840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   15.866261][  T318] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.866434][  T318] CR2: 0000000020d3c988 CR3: 00000000159a7005 CR4: 0000000000771ef0
[   15.866629][  T318] PKRU: 55555554
[   15.866725][  T318] Call Trace:
[   15.866821][  T318]  <TASK>
[   15.866888][  T318]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.867020][  T318]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.867119][  T318]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.867252][  T318]  __dev_notify_flags (net/core/dev.c:9787)
[   15.867396][  T318]  ? netif_change_name (net/core/dev.c:1495)
[   15.867527][  T318]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.867657][  T318]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.867820][  T318]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.867956][  T318]  ? 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))
[   15.868088][  T318]  netif_change_flags (net/core/dev.c:9820)
[   15.868218][  T318]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.868367][  T318]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.868498][  T318]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.868658][  T318]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.868786][  T318]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.868916][  T318]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.869046][  T318]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.869177][  T318]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.869325][  T318]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.869454][  T318]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.869584][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.869713][  T318]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.869844][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.869973][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.870102][  T318]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.870233][  T318]  ? __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)
[   15.870382][  T318]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.870513][  T318]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.870645][  T318]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.870777][  T318]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.870910][  T318]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.871042][  T318]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.871172][  T318]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.871312][  T318]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.871444][  T318]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.871573][  T318]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.871702][  T318]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.871832][  T318]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.871964][  T318]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.872093][  T318]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.872223][  T318]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.872421][  T318]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.872557][  T318]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.872688][  T318]  ? register_snap_client (net/802/psnap.c:136)
[   15.872820][  T318]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.872951][  T318]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.873082][  T318]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.873211][  T318]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.873405][  T318]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.873540][  T318]  ? 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))
[   15.873671][  T318]  ? 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))
[   15.873801][  T318]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.873932][  T318]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.874061][  T318]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.874192][  T318]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.874418][  T318]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.874635][  T318]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.874767][  T318]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.874897][  T318]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.875026][  T318]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.875187][  T318]  ? move_addr_to_kernel (net/socket.c:258)
[   15.875404][  T318]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.875536][  T318]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.875667][  T318]  ___sys_sendmsg (net/socket.c:2752)
[   15.875797][  T318]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.875958][  T318]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.876098][  T318]  __sys_sendmsg (net/socket.c:2784)
[   15.876230][  T318]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.876443][  T318]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.876607][  T318]  ? 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)
[   15.876738][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.876870][  T318]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.877000][  T318]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.877130][  T318]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.877291][  T318]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.877546][  T318] RIP: 0033:0x7fcc5f47608e
[   15.877682][  T318] 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
[   15.878138][  T318] RSP: 002b:00007ffc647fc3f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.878345][  T318] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fcc5f47608e
[   15.878539][  T318] RDX: 0000000000000000 RSI: 00007ffc647fc4a0 RDI: 0000000000000005
[   15.878733][  T318] RBP: 00007ffc647fc400 R08: 0000000000000000 R09: 0000000000000000
[   15.878926][  T318] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a7
[   15.879121][  T318] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc647fcb70
| [   15.880438][  T318] ---[ end trace 0000000000000000 ]---
| [   15.889337][   T61] ------------[ cut here ]------------
| [   15.889473][   T61] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/61
| [   15.889995][   T61] Tainted: [W]=WARN
[   15.890085][   T61] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.890242][   T61] Workqueue: events_unbound linkwatch_event
[   15.890408][   T61] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.890564][   T61] 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
[   15.890997][   T61] RSP: 0018:ffa000000041f9e0 EFLAGS: 00010286
[   15.891168][   T61] RAX: 00000000ffffffa6 RBX: ff1100000b160740 RCX: 1ff4000000083f02
[   15.891369][   T61] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b1607f8
[   15.891549][   T61] RBP: ff11000019089000 R08: 1fe220000162c100 R09: ff110000053d0ba8
[   15.891725][   T61] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   15.891902][   T61] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.892079][   T61] FS:  0000000000000000(0000) GS:ff110000a7930000(0000) knlGS:0000000000000000
[   15.892291][   T61] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.892456][   T61] CR2: 00007fcffbfc9574 CR3: 000000002b749003 CR4: 0000000000771ef0
[   15.892633][   T61] PKRU: 55555554
[   15.892722][   T61] Call Trace:
[   15.892810][   T61]  <TASK>
[   15.892872][   T61]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.892991][   T61]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.893118][   T61]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.893209][   T61]  netif_state_change (net/core/dev.c:1605)
[   15.893341][   T61]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.893494][   T61]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.893620][   T61]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.893743][   T61]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.893863][   T61]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.893981][   T61]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.894099][   T61]  process_one_work (kernel/workqueue.c:3314)
[   15.894220][   T61]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.894353][   T61]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.894477][   T61]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.894596][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.894719][   T61]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   15.894838][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.894956][   T61]  kthread (kernel/kthread.c:436)
[   15.895046][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.895194][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.895328][   T61]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.895448][   T61]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.895597][   T61]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.895715][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.895834][   T61]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.896981][   T61] ---[ end trace 0000000000000000 ]---
| [   15.897646][   T61] ------------[ cut here ]------------
| [   15.897839][   T61] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/61
| [   15.898475][   T61] Tainted: [W]=WARN
[   15.898612][   T61] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.898808][   T61] Workqueue: events_unbound linkwatch_event
[   15.899010][   T61] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.899211][   T61] 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
[   15.899728][   T61] RSP: 0018:ffa000000041f9e0 EFLAGS: 00010286
[   15.899927][   T61] RAX: 00000000ffffffa6 RBX: ff1100000b1603c0 RCX: 1ff4000000083f02
[   15.900151][   T61] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b160478
[   15.900453][   T61] RBP: ff1100001908c000 R08: 1fe220000162c090 R09: ff110000053d0ba8
[   15.900719][   T61] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   15.900942][   T61] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.901167][   T61] FS:  0000000000000000(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   15.901451][   T61] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.901650][   T61] CR2: 00007f1eb449b668 CR3: 000000002b749005 CR4: 0000000000771ef0
[   15.901875][   T61] PKRU: 55555554
[   15.902011][   T61] Call Trace:
[   15.902146][   T61]  <TASK>
[   15.902261][   T61]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.902449][   T61]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.902617][   T61]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.902759][   T61]  netif_state_change (net/core/dev.c:1605)
[   15.902928][   T61]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.903124][   T61]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.903318][   T61]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.903490][   T61]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.903660][   T61]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.903829][   T61]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.904002][   T61]  process_one_work (kernel/workqueue.c:3314)
[   15.904174][   T61]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.904364][   T61]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.904538][   T61]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.904706][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.904873][   T61]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   15.905069][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.905244][   T61]  kthread (kernel/kthread.c:436)
[   15.905407][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.905606][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.905774][   T61]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.905945][   T61]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.906143][   T61]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.906331][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.906504][   T61]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.908063][   T61] ---[ end trace 0000000000000000 ]---
| [   15.950367][  T319] ------------[ cut here ]------------
| [   15.950513][  T319] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ovpn-cli/319
| [   15.951045][  T319] Tainted: [W]=WARN
[   15.951145][  T319] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.951326][  T319] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.951498][  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
[   15.951968][  T319] RSP: 0018:ffa0000000d071a0 EFLAGS: 00010286
[   15.952133][  T319] RAX: 00000000ffffffa6 RBX: ff110000091f8580 RCX: 1ff40000001a0dfa
[   15.952345][  T319] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000091f8638
[   15.952542][  T319] RBP: ff11000010321000 R08: 1fe220000123f0c8 R09: ff1100000d790b80
[   15.952737][  T319] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.952932][  T319] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   15.953132][  T319] FS:  00007f31913e2ec0(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   15.953379][  T319] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.953545][  T319] CR2: 00007f3191743004 CR3: 0000000008f44002 CR4: 0000000000771ef0
[   15.953742][  T319] PKRU: 55555554
[   15.953842][  T319] Call Trace:
[   15.953940][  T319]  <TASK>
[   15.954007][  T319]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.954141][  T319]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.954247][  T319]  ? 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))
[   15.954393][  T319]  __dev_notify_flags (net/core/dev.c:9787)
[   15.954526][  T319]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.954657][  T319]  ? netif_change_name (net/core/dev.c:1495)
[   15.954790][  T319]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   15.954924][  T319]  ? 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)
[   15.955059][  T319]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.955194][  T319]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   15.955343][  T319]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.955474][  T319]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.955606][  T319]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.955743][  T319]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.955878][  T319]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.956012][  T319]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.956145][  T319]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.956282][  T319]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.956431][  T319]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.956565][  T319]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.956698][  T319]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.956830][  T319]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.956962][  T319]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.957093][  T319]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.957226][  T319]  ? register_snap_client (net/802/psnap.c:136)
[   15.957374][  T319]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.957506][  T319]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.957639][  T319]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.957771][  T319]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.957903][  T319]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.958037][  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))
[   15.958170][  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))
[   15.958315][  T319]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.958449][  T319]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.958582][  T319]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.958715][  T319]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.958848][  T319]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.958982][  T319]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.959113][  T319]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.959251][  T319]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.959393][  T319]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.959557][  T319]  ? move_addr_to_kernel (net/socket.c:258)
[   15.959691][  T319]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.959830][  T319]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.960001][  T319]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.960137][  T319]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.960314][  T319]  ___sys_sendmsg (net/socket.c:2752)
[   15.960448][  T319]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.960580][  T319]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.960718][  T319]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   15.960849][  T319]  ? do_getsockname (net/socket.c:2192)
[   15.960982][  T319]  __sys_sendmsg (net/socket.c:2784)
[   15.961114][  T319]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.961254][  T319]  ? __sys_getsockname (net/socket.c:2210)
[   15.961396][  T319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.961529][  T319]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.961660][  T319]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.961793][  T319]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.961926][  T319]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.962090][  T319] RIP: 0033:0x7f319149708e
[   15.962227][  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
[   15.962709][  T319] RSP: 002b:00007ffe7a7ed4c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.962910][  T319] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f319149708e
[   15.963107][  T319] RDX: 0000000000000000 RSI: 00007ffe7a7ed540 RDI: 0000000000000005
[   15.963314][  T319] RBP: 00007ffe7a7ed4d0 R08: 0000000000000000 R09: 0000000000000000
[   15.963512][  T319] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe7a7f1c68
[   15.963709][  T319] R13: 0000000000000004 R14: 00007f3191783000 R15: 000000000040bda8
| [   15.965030][  T319] ---[ end trace 0000000000000000 ]---
| [   16.018185][  T321] ------------[ cut here ]------------
| [   16.018350][  T321] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/321
| [   16.018835][  T321] Tainted: [W]=WARN
[   16.018932][  T321] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.019093][  T321] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.019265][  T321] 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
[   16.019726][  T321] RSP: 0018:ffa0000000d27060 EFLAGS: 00010286
[   16.019886][  T321] RAX: 00000000ffffffa6 RBX: ff110000091f9000 RCX: 1ff40000001a4dd2
[   16.020078][  T321] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000091f90b8
[   16.020275][  T321] RBP: ff11000010321000 R08: 1fe220000123f218 R09: ff1100000d548b58
[   16.020469][  T321] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   16.020658][  T321] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   16.020848][  T321] FS:  00007fe765f76840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   16.021075][  T321] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.021235][  T321] CR2: 0000000021fb8988 CR3: 000000000c2ff005 CR4: 0000000000771ef0
[   16.021439][  T321] PKRU: 55555554
[   16.021536][  T321] Call Trace:
[   16.021630][  T321]  <TASK>
[   16.021694][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.021822][  T321]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   16.021949][  T321]  notifier_call_chain (kernel/notifier.c:85)
[   16.022077][  T321]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   16.022203][  T321]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   16.022343][  T321]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.022474][  T321]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   16.022601][  T321]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   16.022730][  T321]  do_setlink.isra.0 (net/core/rtnetlink.c:3169 (discriminator 1))
[   16.022858][  T321]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.022986][  T321]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.023144][  T321]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.023275][  T321]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.023408][  T321]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.023537][  T321]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.023665][  T321]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.023794][  T321]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.023920][  T321]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.024047][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.024175][  T321]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.024312][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.024441][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.024568][  T321]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.024695][  T321]  ? __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)
[   16.024824][  T321]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.024951][  T321]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.025078][  T321]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.025205][  T321]  ? nla_get_range_signed (lib/nlattr.c:270)
[   16.025346][  T321]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.025478][  T321]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.025607][  T321]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.025733][  T321]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.025861][  T321]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.025990][  T321]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.026116][  T321]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.026246][  T321]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.026390][  T321]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.026518][  T321]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.026644][  T321]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.026772][  T321]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.026900][  T321]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.027028][  T321]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.027154][  T321]  ? register_snap_client (net/802/psnap.c:136)
[   16.027287][  T321]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.027423][  T321]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.027551][  T321]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.027676][  T321]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.027805][  T321]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.027934][  T321]  ? 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))
[   16.028059][  T321]  ? 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))
[   16.028186][  T321]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.028327][  T321]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.028455][  T321]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.028582][  T321]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.028711][  T321]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.028839][  T321]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.028966][  T321]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.029093][  T321]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.029219][  T321]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.029391][  T321]  ? move_addr_to_kernel (net/socket.c:258)
[   16.029521][  T321]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.029649][  T321]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.029775][  T321]  ___sys_sendmsg (net/socket.c:2752)
[   16.029901][  T321]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.030058][  T321]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.030194][  T321]  __sys_sendmsg (net/socket.c:2784)
[   16.030335][  T321]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.030459][  T321]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.030619][  T321]  ? 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)
[   16.030746][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.030873][  T321]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.031000][  T321]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.031126][  T321]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.031255][  T321]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.031421][  T321] RIP: 0033:0x7fe7661b008e
[   16.031554][  T321] 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
[   16.032004][  T321] RSP: 002b:00007fffbc5d4d90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.032196][  T321] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fe7661b008e
[   16.032399][  T321] RDX: 0000000000000000 RSI: 00007fffbc5d4e40 RDI: 0000000000000005
[   16.032646][  T321] RBP: 00007fffbc5d4da0 R08: 0000000000000000 R09: 0000000000000000
[   16.032846][  T321] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a7
[   16.033047][  T321] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbc5d5510
| [   16.034353][  T321] ---[ end trace 0000000000000000 ]---
| [   16.066326][  T322] ------------[ cut here ]------------
| [   16.066480][  T322] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/322
| [   16.066976][  T322] Tainted: [W]=WARN
[   16.067074][  T322] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.067242][  T322] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.067422][  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
[   16.067889][  T322] RSP: 0018:ffa0000000d37020 EFLAGS: 00010286
[   16.068054][  T322] RAX: 00000000ffffffa6 RBX: ff110000091f9a80 RCX: 1ff40000001a6dca
[   16.068252][  T322] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000091f9b38
[   16.069156][  T322] RBP: ff11000010321000 R08: 1fe220000123f368 R09: ff1100000d7dae58
[   16.069403][  T322] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   16.069627][  T322] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010321ce1
[   16.069822][  T322] FS:  00007f79964fb840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   16.070049][  T322] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.070212][  T322] CR2: 0000000029cba988 CR3: 0000000019433001 CR4: 0000000000771ef0
[   16.070420][  T322] PKRU: 55555554
[   16.070518][  T322] Call Trace:
[   16.070620][  T322]  <TASK>
[   16.070689][  T322]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.070823][  T322]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.070924][  T322]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.071054][  T322]  __dev_notify_flags (net/core/dev.c:9787)
[   16.071187][  T322]  ? netif_change_name (net/core/dev.c:1495)
[   16.071338][  T322]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.071470][  T322]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   16.071601][  T322]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.071732][  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))
[   16.071863][  T322]  netif_change_flags (net/core/dev.c:9820)
[   16.071993][  T322]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.072127][  T322]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.072264][  T322]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.072438][  T322]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.072569][  T322]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.072699][  T322]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.072830][  T322]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.072964][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.073095][  T322]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.073225][  T322]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.073371][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.073502][  T322]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.073632][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.073761][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.073891][  T322]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.074022][  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)
[   16.074156][  T322]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.074292][  T322]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.074433][  T322]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.074568][  T322]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.074701][  T322]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.074832][  T322]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.074963][  T322]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.075093][  T322]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.075226][  T322]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.075369][  T322]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.075498][  T322]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.075629][  T322]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.075761][  T322]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.075891][  T322]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.076021][  T322]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.076154][  T322]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.076286][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.076426][  T322]  ? register_snap_client (net/802/psnap.c:136)
[   16.076558][  T322]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.076688][  T322]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.076818][  T322]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.076947][  T322]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.077078][  T322]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.077211][  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))
[   16.077352][  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))
[   16.077486][  T322]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.077618][  T322]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.077750][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.077881][  T322]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.078010][  T322]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.078141][  T322]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.078275][  T322]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.078415][  T322]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.078544][  T322]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.078704][  T322]  ? move_addr_to_kernel (net/socket.c:258)
[   16.078837][  T322]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.078966][  T322]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.079097][  T322]  ___sys_sendmsg (net/socket.c:2752)
[   16.079227][  T322]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.079405][  T322]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.079545][  T322]  __sys_sendmsg (net/socket.c:2784)
[   16.079675][  T322]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.079805][  T322]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.079971][  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)
[   16.080103][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.080233][  T322]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.080382][  T322]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.080511][  T322]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.080641][  T322]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.080801][  T322] RIP: 0033:0x7f799673508e
[   16.080935][  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
[   16.081412][  T322] RSP: 002b:00007ffe6b98e170 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.081609][  T322] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f799673508e
[   16.081802][  T322] RDX: 0000000000000000 RSI: 00007ffe6b98e220 RDI: 0000000000000005
[   16.081997][  T322] RBP: 00007ffe6b98e180 R08: 0000000000000000 R09: 0000000000000000
[   16.082191][  T322] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a7
[   16.082402][  T322] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6b98e8f0
| [   16.083708][  T322] ---[ end trace 0000000000000000 ]---
| [   16.161625][  T326] ------------[ cut here ]------------
| [   16.161826][  T326] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ovpn-cli/326
| [   16.163132][  T326] Tainted: [W]=WARN
[   16.163333][  T326] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.163553][  T326] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.163772][  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
[   16.164288][  T326] RSP: 0018:ffa0000000d471a0 EFLAGS: 00010286
[   16.164524][  T326] RAX: 00000000ffffffa6 RBX: ff1100000a599e00 RCX: 1ff40000001a8dfa
[   16.164770][  T326] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a599eb8
[   16.165017][  T326] RBP: ff11000008619000 R08: 1fe22000014b33d8 R09: ff1100001926ae80
[   16.165270][  T326] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   16.165537][  T326] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.165785][  T326] FS:  00007f897dba2ec0(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   16.166068][  T326] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.166289][  T326] CR2: 00007f897df03004 CR3: 000000000c382001 CR4: 0000000000771ef0
[   16.166558][  T326] PKRU: 55555554
[   16.166706][  T326] Call Trace:
[   16.166854][  T326]  <TASK>
[   16.166970][  T326]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.167153][  T326]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.167328][  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))
[   16.167513][  T326]  __dev_notify_flags (net/core/dev.c:9787)
[   16.167696][  T326]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.167877][  T326]  ? netif_change_name (net/core/dev.c:1495)
[   16.168059][  T326]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   16.168250][  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)
[   16.168459][  T326]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.168640][  T326]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   16.168822][  T326]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.169005][  T326]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.169185][  T326]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.169398][  T326]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.169585][  T326]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.169769][  T326]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.169953][  T326]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.170135][  T326]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.170338][  T326]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.170525][  T326]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.170708][  T326]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.170889][  T326]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.171070][  T326]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.171261][  T326]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.171461][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.171641][  T326]  ? register_snap_client (net/802/psnap.c:136)
[   16.171822][  T326]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.172001][  T326]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.172204][  T326]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.172422][  T326]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.172607][  T326]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.172793][  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))
[   16.172972][  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))
[   16.173154][  T326]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.173362][  T326]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.173562][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.173749][  T326]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.173937][  T326]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.174121][  T326]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.174329][  T326]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.174514][  T326]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.174695][  T326]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.174907][  T326]  ? move_addr_to_kernel (net/socket.c:258)
[   16.175087][  T326]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.175289][  T326]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.175530][  T326]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.175709][  T326]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.175922][  T326]  ___sys_sendmsg (net/socket.c:2752)
[   16.176103][  T326]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.176289][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.176497][  T326]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   16.176676][  T326]  ? do_getsockname (net/socket.c:2192)
[   16.176861][  T326]  __sys_sendmsg (net/socket.c:2784)
[   16.177041][  T326]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.177222][  T326]  ? __sys_getsockname (net/socket.c:2210)
[   16.177432][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.177613][  T326]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.177792][  T326]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.177971][  T326]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.178151][  T326]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.178413][  T326] RIP: 0033:0x7f897dc5708e
[   16.178600][  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
[   16.179112][  T326] RSP: 002b:00007ffd35b9ad60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.179403][  T326] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f897dc5708e
[   16.179650][  T326] RDX: 0000000000000000 RSI: 00007ffd35b9ade0 RDI: 0000000000000005
[   16.179894][  T326] RBP: 00007ffd35b9ad70 R08: 0000000000000000 R09: 0000000000000000
[   16.180137][  T326] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd35b9f508
[   16.180406][  T326] R13: 0000000000000004 R14: 00007f897df43000 R15: 000000000040bda8
| [   16.182076][  T326] ---[ end trace 0000000000000000 ]---
| [   16.319566][  T333] ------------[ cut here ]------------
| [   16.319772][  T333] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/333
| [   16.320405][  T333] Tainted: [W]=WARN
[   16.320548][  T333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.320756][  T333] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.320974][  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
[   16.321503][  T333] RSP: 0018:ffa0000000d57060 EFLAGS: 00010286
[   16.321711][  T333] RAX: 00000000ffffffa6 RBX: ff11000009ed98c0 RCX: 1ff40000001aadd2
[   16.321947][  T333] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ed9978
[   16.322183][  T333] RBP: ff11000008619000 R08: 1fe22000013db330 R09: ff11000005dd8b58
[   16.322510][  T333] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   16.322800][  T333] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   16.323138][  T333] FS:  00007fa168f95840(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   16.323512][  T333] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.323802][  T333] CR2: 000000003ae81988 CR3: 0000000015b4b006 CR4: 0000000000771ef0
[   16.324102][  T333] PKRU: 55555554
[   16.324271][  T333] Call Trace:
[   16.324446][  T333]  <TASK>
[   16.324567][  T333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.324742][  T333]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   16.324918][  T333]  notifier_call_chain (kernel/notifier.c:85)
[   16.325095][  T333]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   16.325280][  T333]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   16.325477][  T333]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.325656][  T333]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   16.325831][  T333]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   16.326007][  T333]  do_setlink.isra.0 (net/core/rtnetlink.c:3169 (discriminator 1))
[   16.326184][  T333]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.326388][  T333]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.326594][  T333]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.326794][  T333]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.326973][  T333]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.327148][  T333]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.327351][  T333]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.327527][  T333]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.327712][  T333]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.327888][  T333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.328063][  T333]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.328237][  T333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.328445][  T333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.328623][  T333]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.328802][  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)
[   16.328977][  T333]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.329151][  T333]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.329356][  T333]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.329542][  T333]  ? nla_get_range_signed (lib/nlattr.c:270)
[   16.329749][  T333]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.329926][  T333]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.330102][  T333]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.330285][  T333]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.330502][  T333]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.330683][  T333]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.330856][  T333]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.331030][  T333]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.331202][  T333]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.331408][  T333]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.331587][  T333]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.331761][  T333]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.331935][  T333]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.332108][  T333]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.332287][  T333]  ? register_snap_client (net/802/psnap.c:136)
[   16.332486][  T333]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.332659][  T333]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.332834][  T333]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.333010][  T333]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.333185][  T333]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.333392][  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))
[   16.333568][  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))
[   16.333745][  T333]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.333919][  T333]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.334093][  T333]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.334278][  T333]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.334476][  T333]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.334672][  T333]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.334855][  T333]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.335030][  T333]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.335204][  T333]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.335436][  T333]  ? move_addr_to_kernel (net/socket.c:258)
[   16.335627][  T333]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.335801][  T333]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.335979][  T333]  ___sys_sendmsg (net/socket.c:2752)
[   16.336153][  T333]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.336389][  T333]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.336575][  T333]  __sys_sendmsg (net/socket.c:2784)
[   16.336751][  T333]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.336946][  T333]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.337155][  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)
[   16.337359][  T333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.337537][  T333]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.337724][  T333]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.337897][  T333]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.338087][  T333]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.338317][  T333] RIP: 0033:0x7fa1691cf08e
[   16.338504][  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
[   16.338998][  T333] RSP: 002b:00007ffe05491d70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.339236][  T333] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa1691cf08e
[   16.339508][  T333] RDX: 0000000000000000 RSI: 00007ffe05491e20 RDI: 0000000000000005
[   16.339744][  T333] RBP: 00007ffe05491d80 R08: 0000000000000000 R09: 0000000000000000
[   16.339980][  T333] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a7
[   16.340216][  T333] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe054924f0
| [   16.341897][  T333] ---[ end trace 0000000000000000 ]---
| [   16.370900][  T334] ------------[ cut here ]------------
| [   16.371057][  T334] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/334
| [   16.371642][  T334] Tainted: [W]=WARN
[   16.371743][  T334] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.371906][  T334] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.372076][  T334] 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
[   16.372629][  T334] RSP: 0018:ffa0000000a67020 EFLAGS: 00010286
[   16.372793][  T334] RAX: 00000000ffffffa6 RBX: ff11000019116740 RCX: 1ff400000014cdca
[   16.372987][  T334] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000191167f8
[   16.373271][  T334] RBP: ff11000008619000 R08: 1fe2200003222d00 R09: ff1100000d7d8b58
[   16.373556][  T334] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   16.373750][  T334] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008619ce1
[   16.373944][  T334] FS:  00007f844bb90840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   16.374170][  T334] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.374418][  T334] CR2: 00007f844be601a0 CR3: 00000000192f8004 CR4: 0000000000771ef0
[   16.374613][  T334] PKRU: 55555554
[   16.374710][  T334] Call Trace:
[   16.374807][  T334]  <TASK>
[   16.374874][  T334]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.375004][  T334]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.375103][  T334]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.375232][  T334]  __dev_notify_flags (net/core/dev.c:9787)
[   16.375446][  T334]  ? netif_change_name (net/core/dev.c:1495)
[   16.375575][  T334]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.375706][  T334]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   16.375835][  T334]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.375965][  T334]  ? 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))
[   16.376096][  T334]  netif_change_flags (net/core/dev.c:9820)
[   16.376226][  T334]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.376429][  T334]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.376562][  T334]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.376723][  T334]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.376853][  T334]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.376981][  T334]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.377109][  T334]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.377246][  T334]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.377384][  T334]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.377515][  T334]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.377644][  T334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.377773][  T334]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.377902][  T334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.378030][  T334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.378158][  T334]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.378295][  T334]  ? __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)
[   16.378432][  T334]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.378565][  T334]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.378696][  T334]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.378828][  T334]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.378961][  T334]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.379092][  T334]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.379221][  T334]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.379365][  T334]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.379496][  T334]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.379624][  T334]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.379752][  T334]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.379880][  T334]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.380009][  T334]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.380137][  T334]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.380270][  T334]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.380408][  T334]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.380538][  T334]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.380668][  T334]  ? register_snap_client (net/802/psnap.c:136)
[   16.380798][  T334]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.380928][  T334]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.381057][  T334]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.381186][  T334]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.381328][  T334]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.381461][  T334]  ? 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))
[   16.381591][  T334]  ? 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))
[   16.381722][  T334]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.381851][  T334]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.381981][  T334]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.382110][  T334]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.382244][  T334]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.382384][  T334]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.382534][  T334]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.382674][  T334]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.382805][  T334]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.382965][  T334]  ? move_addr_to_kernel (net/socket.c:258)
[   16.383095][  T334]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.383225][  T334]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.383371][  T334]  ___sys_sendmsg (net/socket.c:2752)
[   16.383502][  T334]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.383664][  T334]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.383803][  T334]  __sys_sendmsg (net/socket.c:2784)
[   16.383932][  T334]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.384060][  T334]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.384222][  T334]  ? 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)
[   16.384368][  T334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.384499][  T334]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.384629][  T334]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.384759][  T334]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.384888][  T334]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.385050][  T334] RIP: 0033:0x7f844bdca08e
[   16.385186][  T334] 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
[   16.385681][  T334] RSP: 002b:00007ffdc9e4a100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.385890][  T334] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f844bdca08e
[   16.386083][  T334] RDX: 0000000000000000 RSI: 00007ffdc9e4a1b0 RDI: 0000000000000005
[   16.386281][  T334] RBP: 00007ffdc9e4a110 R08: 0000000000000000 R09: 0000000000000000
[   16.386484][  T334] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a7
[   16.386677][  T334] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc9e4a880
| [   16.387992][  T334] ---[ end trace 0000000000000000 ]---
| [   16.458077][  T338] ------------[ cut here ]------------
| [   16.458277][  T338] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ovpn-cli/338
| [   16.458926][  T338] Tainted: [W]=WARN
[   16.459074][  T338] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.459299][  T338] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.459536][  T338] 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
[   16.460071][  T338] RSP: 0018:ffa0000000ae71a0 EFLAGS: 00010286
[   16.460290][  T338] RAX: 00000000ffffffa6 RBX: ff11000004b46200 RCX: 1ff400000015cdfa
[   16.460580][  T338] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b462b8
[   16.460825][  T338] RBP: ff110000074b4000 R08: 1fe2200000968c58 R09: ff11000008f28b80
[   16.461100][  T338] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   16.461383][  T338] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.461631][  T338] FS:  00007fd22680dec0(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   16.461913][  T338] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.462131][  T338] CR2: 00007fd226b6e004 CR3: 00000000194b8001 CR4: 0000000000771ef0
[   16.462411][  T338] PKRU: 55555554
[   16.462557][  T338] Call Trace:
[   16.462702][  T338]  <TASK>
[   16.462817][  T338]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.462998][  T338]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.463146][  T338]  ? 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))
[   16.463358][  T338]  __dev_notify_flags (net/core/dev.c:9787)
[   16.463542][  T338]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.463724][  T338]  ? netif_change_name (net/core/dev.c:1495)
[   16.463907][  T338]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   16.464089][  T338]  ? 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)
[   16.464278][  T338]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.464480][  T338]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   16.464662][  T338]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.464845][  T338]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.465025][  T338]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.465208][  T338]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.465425][  T338]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.465612][  T338]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.465792][  T338]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.465971][  T338]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.466150][  T338]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.466361][  T338]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.466544][  T338]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.466742][  T338]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.466927][  T338]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.467108][  T338]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.467318][  T338]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.467504][  T338]  ? register_snap_client (net/802/psnap.c:136)
[   16.467686][  T338]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.467865][  T338]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.468047][  T338]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.468227][  T338]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.468438][  T338]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.468624][  T338]  ? 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))
[   16.468805][  T338]  ? 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))
[   16.468988][  T338]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.469171][  T338]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.469376][  T338]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.469561][  T338]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.469743][  T338]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.469924][  T338]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.470108][  T338]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.470315][  T338]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.470505][  T338]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.470717][  T338]  ? move_addr_to_kernel (net/socket.c:258)
[   16.470897][  T338]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.471080][  T338]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.471319][  T338]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.471507][  T338]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.471720][  T338]  ___sys_sendmsg (net/socket.c:2752)
[   16.471901][  T338]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.472082][  T338]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.472276][  T338]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   16.472476][  T338]  ? do_getsockname (net/socket.c:2192)
[   16.472661][  T338]  __sys_sendmsg (net/socket.c:2784)
[   16.472844][  T338]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.473027][  T338]  ? __sys_getsockname (net/socket.c:2210)
[   16.473209][  T338]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.473422][  T338]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.473606][  T338]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.473788][  T338]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.473969][  T338]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.474179][  T338] RIP: 0033:0x7fd2268c208e
[   16.474392][  T338] 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
[   16.474926][  T338] RSP: 002b:00007ffc3d822910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.475174][  T338] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd2268c208e
[   16.475453][  T338] RDX: 0000000000000000 RSI: 00007ffc3d822990 RDI: 0000000000000005
[   16.475699][  T338] RBP: 00007ffc3d822920 R08: 0000000000000000 R09: 0000000000000000
[   16.475943][  T338] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc3d8270b8
[   16.476187][  T338] R13: 0000000000000004 R14: 00007fd226bae000 R15: 000000000040bda8
| [   16.477914][  T338] ---[ end trace 0000000000000000 ]---
| [   16.535600][  T340] ------------[ cut here ]------------
| [   16.535762][  T340] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/340
| [   16.536251][  T340] Tainted: [W]=WARN
[   16.536360][  T340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.536521][  T340] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.536686][  T340] 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
[   16.537140][  T340] RSP: 0018:ffa0000000b37060 EFLAGS: 00010286
[   16.537315][  T340] RAX: 00000000ffffffa6 RBX: ff11000015ba0e40 RCX: 1ff4000000166dd2
[   16.537506][  T340] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015ba0ef8
[   16.537699][  T340] RBP: ff110000074b4000 R08: 1fe2200002b741e0 R09: ff11000008f2d158
[   16.537892][  T340] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   16.538082][  T340] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   16.538279][  T340] FS:  00007fb0ad757840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   16.538526][  T340] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.538688][  T340] CR2: 0000000016701988 CR3: 000000001925f003 CR4: 0000000000771ef0
[   16.538879][  T340] PKRU: 55555554
[   16.538975][  T340] Call Trace:
[   16.539073][  T340]  <TASK>
[   16.539139][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.539275][  T340]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   16.539409][  T340]  notifier_call_chain (kernel/notifier.c:85)
[   16.539539][  T340]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   16.539667][  T340]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   16.539794][  T340]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.539924][  T340]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   16.540052][  T340]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   16.540185][  T340]  do_setlink.isra.0 (net/core/rtnetlink.c:3169 (discriminator 1))
[   16.540329][  T340]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.540457][  T340]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.540630][  T340]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.540757][  T340]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.540884][  T340]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.541013][  T340]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.541143][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.541277][  T340]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.541414][  T340]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.541543][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.541681][  T340]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.541806][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.541934][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.542064][  T340]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.542193][  T340]  ? __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)
[   16.542335][  T340]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.542462][  T340]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.542591][  T340]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.542719][  T340]  ? nla_get_range_signed (lib/nlattr.c:270)
[   16.542849][  T340]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.542980][  T340]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.543110][  T340]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.543243][  T340]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.543378][  T340]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.543509][  T340]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.543635][  T340]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.543763][  T340]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.543890][  T340]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.544021][  T340]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.544174][  T340]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.544313][  T340]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.544440][  T340]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.544567][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.544694][  T340]  ? register_snap_client (net/802/psnap.c:136)
[   16.544823][  T340]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.544951][  T340]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.545080][  T340]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.545208][  T340]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.545344][  T340]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.545476][  T340]  ? 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))
[   16.545603][  T340]  ? 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))
[   16.545732][  T340]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.545862][  T340]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.545992][  T340]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.546121][  T340]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.546254][  T340]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.546393][  T340]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.546522][  T340]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.546649][  T340]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.546777][  T340]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.546937][  T340]  ? move_addr_to_kernel (net/socket.c:258)
[   16.547080][  T340]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.547209][  T340]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.547348][  T340]  ___sys_sendmsg (net/socket.c:2752)
[   16.547476][  T340]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.547635][  T340]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.547771][  T340]  __sys_sendmsg (net/socket.c:2784)
[   16.547899][  T340]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.548028][  T340]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.548190][  T340]  ? 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)
[   16.548332][  T340]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.548461][  T340]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.548600][  T340]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.548728][  T340]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.548856][  T340]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.549015][  T340] RIP: 0033:0x7fb0ad99108e
[   16.549148][  T340] 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
[   16.549646][  T340] RSP: 002b:00007fff85537740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.549838][  T340] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb0ad99108e
[   16.550028][  T340] RDX: 0000000000000000 RSI: 00007fff855377f0 RDI: 0000000000000005
[   16.550225][  T340] RBP: 00007fff85537750 R08: 0000000000000000 R09: 0000000000000000
[   16.550462][  T340] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a7
[   16.550656][  T340] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff85537ec0
| [   16.551963][  T340] ---[ end trace 0000000000000000 ]---
| [   16.573267][  T341] ------------[ cut here ]------------
| [   16.574402][  T341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/341
| [   16.574968][  T341] Tainted: [W]=WARN
[   16.575075][  T341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.575236][  T341] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.575509][  T341] 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
[   16.575969][  T341] RSP: 0018:ffa0000000917020 EFLAGS: 00010286
[   16.576139][  T341] RAX: 00000000ffffffa6 RBX: ff11000015b76580 RCX: 1ff4000000122dca
[   16.576418][  T341] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015b76638
[   16.576611][  T341] RBP: ff110000074b4000 R08: 1fe2200002b6ecc8 R09: ff1100000cbfd158
[   16.576802][  T341] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   16.577004][  T341] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000074b4ce1
[   16.577218][  T341] FS:  00007f1383cb7840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   16.577569][  T341] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.577731][  T341] CR2: 000000002e6f5988 CR3: 000000000da46002 CR4: 0000000000771ef0
[   16.577925][  T341] PKRU: 55555554
[   16.578030][  T341] Call Trace:
[   16.578126][  T341]  <TASK>
[   16.578192][  T341]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.578361][  T341]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.578459][  T341]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.578588][  T341]  __dev_notify_flags (net/core/dev.c:9787)
[   16.578718][  T341]  ? netif_change_name (net/core/dev.c:1495)
[   16.578855][  T341]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.578985][  T341]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   16.579129][  T341]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.579265][  T341]  ? 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))
[   16.579417][  T341]  netif_change_flags (net/core/dev.c:9820)
[   16.579547][  T341]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.579678][  T341]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.579815][  T341]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.579977][  T341]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.580105][  T341]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.580259][  T341]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.580397][  T341]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.580528][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.580676][  T341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.580805][  T341]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.580934][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.581063][  T341]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.581190][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.581335][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.581463][  T341]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.581619][  T341]  ? __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)
[   16.581748][  T341]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.581877][  T341]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.582007][  T341]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.582145][  T341]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.582281][  T341]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.582428][  T341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.582556][  T341]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.582685][  T341]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.582817][  T341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.582945][  T341]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.583074][  T341]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.583203][  T341]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.583353][  T341]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.583484][  T341]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.583613][  T341]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.583740][  T341]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.583870][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.583998][  T341]  ? register_snap_client (net/802/psnap.c:136)
[   16.584135][  T341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.584269][  T341]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.584409][  T341]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.584538][  T341]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.584668][  T341]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.584802][  T341]  ? 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))
[   16.584931][  T341]  ? 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))
[   16.585068][  T341]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.585213][  T341]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.585362][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.585493][  T341]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.585623][  T341]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.585753][  T341]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.585891][  T341]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.586020][  T341]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.586148][  T341]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.586320][  T341]  ? move_addr_to_kernel (net/socket.c:258)
[   16.586450][  T341]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.586579][  T341]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.586716][  T341]  ___sys_sendmsg (net/socket.c:2752)
[   16.586845][  T341]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.587020][  T341]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.587159][  T341]  __sys_sendmsg (net/socket.c:2784)
[   16.587295][  T341]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.587432][  T341]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.587610][  T341]  ? 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)
[   16.587739][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.587869][  T341]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.587996][  T341]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.588124][  T341]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.588259][  T341]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.588430][  T341] RIP: 0033:0x7f1383ef108e
[   16.588572][  T341] 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
[   16.589030][  T341] RSP: 002b:00007ffcbb42e4a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.589224][  T341] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1383ef108e
[   16.589444][  T341] RDX: 0000000000000000 RSI: 00007ffcbb42e550 RDI: 0000000000000005
[   16.589636][  T341] RBP: 00007ffcbb42e4b0 R08: 0000000000000000 R09: 0000000000000000
[   16.589828][  T341] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a7
[   16.590022][  T341] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbb42ec20
| [   16.591520][  T341] ---[ end trace 0000000000000000 ]---
| [   16.678591][  T345] ------------[ cut here ]------------
| [   16.678759][  T345] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ovpn-cli/345
| [   16.679312][  T345] Tainted: [W]=WARN
[   16.679414][  T345] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.679581][  T345] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.679779][  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
[   16.680253][  T345] RSP: 0018:ffa0000000d771a0 EFLAGS: 00010286
[   16.680433][  T345] RAX: 00000000ffffffa6 RBX: ff1100000c876580 RCX: 1ff40000001aedfa
[   16.680635][  T345] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c876638
[   16.680836][  T345] RBP: ff1100000d7b9000 R08: 1fe220000190ecc8 R09: ff1100000984ae80
[   16.681035][  T345] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   16.681233][  T345] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.681444][  T345] FS:  00007f0bc0484ec0(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   16.681676][  T345] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.681844][  T345] CR2: 00007f0bc07e5004 CR3: 000000001593b006 CR4: 0000000000771ef0
[   16.682044][  T345] PKRU: 55555554
[   16.682144][  T345] Call Trace:
[   16.682249][  T345]  <TASK>
[   16.682328][  T345]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.682466][  T345]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.682569][  T345]  ? 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))
[   16.682703][  T345]  __dev_notify_flags (net/core/dev.c:9787)
[   16.682834][  T345]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.682967][  T345]  ? netif_change_name (net/core/dev.c:1495)
[   16.683100][  T345]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   16.683233][  T345]  ? 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)
[   16.683379][  T345]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.683514][  T345]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   16.683646][  T345]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.683779][  T345]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.683911][  T345]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.684045][  T345]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.684182][  T345]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.684335][  T345]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.684472][  T345]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.684604][  T345]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.684736][  T345]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.684874][  T345]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.685008][  T345]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.685140][  T345]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.685277][  T345]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.685419][  T345]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.685551][  T345]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.685685][  T345]  ? register_snap_client (net/802/psnap.c:136)
[   16.685818][  T345]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.685950][  T345]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.686084][  T345]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.686215][  T345]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.686364][  T345]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.686497][  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))
[   16.686629][  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))
[   16.686762][  T345]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.686894][  T345]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.687027][  T345]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.687160][  T345]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.687308][  T345]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.687440][  T345]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.687572][  T345]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.687705][  T345]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.687837][  T345]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.688003][  T345]  ? move_addr_to_kernel (net/socket.c:258)
[   16.688135][  T345]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.688272][  T345]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.688442][  T345]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.688573][  T345]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.688737][  T345]  ___sys_sendmsg (net/socket.c:2752)
[   16.688870][  T345]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.689001][  T345]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.689140][  T345]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   16.689277][  T345]  ? do_getsockname (net/socket.c:2192)
[   16.689420][  T345]  __sys_sendmsg (net/socket.c:2784)
[   16.689552][  T345]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.689688][  T345]  ? __sys_getsockname (net/socket.c:2210)
[   16.689820][  T345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.689953][  T345]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.690085][  T345]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.690217][  T345]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.690365][  T345]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.690529][  T345] RIP: 0033:0x7f0bc053908e
[   16.690667][  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
[   16.691137][  T345] RSP: 002b:00007ffde4015820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.691370][  T345] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0bc053908e
[   16.691570][  T345] RDX: 0000000000000000 RSI: 00007ffde40158a0 RDI: 0000000000000005
[   16.691766][  T345] RBP: 00007ffde4015830 R08: 0000000000000000 R09: 0000000000000000
[   16.691963][  T345] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde4019fc8
[   16.692159][  T345] R13: 0000000000000004 R14: 00007f0bc0825000 R15: 000000000040bda8
| [   16.693502][  T345] ---[ end trace 0000000000000000 ]---
| [   16.740777][  T347] ------------[ cut here ]------------
| [   16.740920][  T347] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/347
| [   16.741417][  T347] Tainted: [W]=WARN
[   16.741512][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.741671][  T347] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.741836][  T347] 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
[   16.742287][  T347] RSP: 0018:ffa0000000a67060 EFLAGS: 00010286
[   16.742460][  T347] RAX: 00000000ffffffa6 RBX: ff1100000c877700 RCX: 1ff400000014cdd2
[   16.742651][  T347] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8777b8
[   16.742841][  T347] RBP: ff1100000d7b9000 R08: 1fe220000190eef8 R09: ff11000005ddae58
[   16.743030][  T347] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   16.743217][  T347] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.743427][  T347] FS:  00007f1a5fcc8840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   16.743647][  T347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.743810][  T347] CR2: 0000000037e85988 CR3: 000000001925e005 CR4: 0000000000771ef0
[   16.744002][  T347] PKRU: 55555554
[   16.744097][  T347] Call Trace:
[   16.744191][  T347]  <TASK>
[   16.744260][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.744398][  T347]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   16.744528][  T347]  notifier_call_chain (kernel/notifier.c:85)
[   16.744660][  T347]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   16.744787][  T347]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   16.744914][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.745043][  T347]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   16.745170][  T347]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   16.745313][  T347]  do_setlink.isra.0 (net/core/rtnetlink.c:3169 (discriminator 1))
[   16.745442][  T347]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.745569][  T347]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.745726][  T347]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.745855][  T347]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.745982][  T347]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.746109][  T347]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.746237][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.746380][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.746506][  T347]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.746633][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.746759][  T347]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.746885][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.747011][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.747139][  T347]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.747271][  T347]  ? __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)
[   16.747406][  T347]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.747535][  T347]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.747664][  T347]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.747791][  T347]  ? nla_get_range_signed (lib/nlattr.c:270)
[   16.747922][  T347]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.748052][  T347]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.748181][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.748317][  T347]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.748445][  T347]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.748573][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.748699][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.748826][  T347]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.748956][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.749083][  T347]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.749210][  T347]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.749346][  T347]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.749474][  T347]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.749599][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.749724][  T347]  ? register_snap_client (net/802/psnap.c:136)
[   16.749852][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.749978][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.750104][  T347]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.750231][  T347]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.750371][  T347]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.750499][  T347]  ? 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))
[   16.750624][  T347]  ? 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))
[   16.750751][  T347]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.750880][  T347]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.751007][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.751133][  T347]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.751266][  T347]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.751409][  T347]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.751538][  T347]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.751665][  T347]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.751791][  T347]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.751949][  T347]  ? move_addr_to_kernel (net/socket.c:258)
[   16.752077][  T347]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.752203][  T347]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.752422][  T347]  ___sys_sendmsg (net/socket.c:2752)
[   16.752632][  T347]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.752794][  T347]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.752934][  T347]  __sys_sendmsg (net/socket.c:2784)
[   16.753062][  T347]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.753187][  T347]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.753409][  T347]  ? 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)
[   16.753537][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.753663][  T347]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.753790][  T347]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.753918][  T347]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.754046][  T347]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.754203][  T347] RIP: 0033:0x7f1a5ff0208e
[   16.754406][  T347] 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
[   16.754854][  T347] RSP: 002b:00007fff5fe98720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.755048][  T347] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1a5ff0208e
[   16.755236][  T347] RDX: 0000000000000000 RSI: 00007fff5fe987d0 RDI: 0000000000000005
[   16.755512][  T347] RBP: 00007fff5fe98730 R08: 0000000000000000 R09: 0000000000000000
[   16.755702][  T347] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a8
[   16.755893][  T347] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5fe98ea0
| [   16.757202][  T347] ---[ end trace 0000000000000000 ]---
| [   16.785094][  T348] ------------[ cut here ]------------
| [   16.785239][  T348] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/348
| [   16.785756][  T348] Tainted: [W]=WARN
[   16.785855][  T348] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.786016][  T348] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.786183][  T348] 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
[   16.786657][  T348] RSP: 0018:ffa0000000a67020 EFLAGS: 00010286
[   16.786820][  T348] RAX: 00000000ffffffa6 RBX: ff11000019042740 RCX: 1ff400000014cdca
[   16.787011][  T348] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000190427f8
[   16.787203][  T348] RBP: ff1100000d7b9000 R08: 1fe2200003208500 R09: ff11000005e58b58
[   16.787505][  T348] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   16.787697][  T348] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d7b9ce1
[   16.787891][  T348] FS:  00007f6aa6b6d840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   16.788121][  T348] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.788287][  T348] CR2: 000000002e75e988 CR3: 000000000c2a7005 CR4: 0000000000771ef0
[   16.788556][  T348] PKRU: 55555554
[   16.788653][  T348] Call Trace:
[   16.788749][  T348]  <TASK>
[   16.788869][  T348]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.789003][  T348]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.789101][  T348]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.789228][  T348]  __dev_notify_flags (net/core/dev.c:9787)
[   16.789422][  T348]  ? netif_change_name (net/core/dev.c:1495)
[   16.789552][  T348]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.789680][  T348]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   16.789809][  T348]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.789940][  T348]  ? 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))
[   16.790070][  T348]  netif_change_flags (net/core/dev.c:9820)
[   16.790200][  T348]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.790393][  T348]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.790524][  T348]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.790685][  T348]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.790814][  T348]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.790944][  T348]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.791073][  T348]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.791203][  T348]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.791396][  T348]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.791525][  T348]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.791655][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.791784][  T348]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.791915][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.792044][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.792173][  T348]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.792363][  T348]  ? __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)
[   16.792491][  T348]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.792619][  T348]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.792749][  T348]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.792881][  T348]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.793013][  T348]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.793144][  T348]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.793277][  T348]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.793463][  T348]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.793596][  T348]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.793725][  T348]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.793853][  T348]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.793983][  T348]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.794112][  T348]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.794245][  T348]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.794452][  T348]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.794581][  T348]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.794708][  T348]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.794835][  T348]  ? register_snap_client (net/802/psnap.c:136)
[   16.794964][  T348]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.795093][  T348]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.795222][  T348]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.795426][  T348]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.795555][  T348]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.795684][  T348]  ? 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))
[   16.795811][  T348]  ? 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))
[   16.795942][  T348]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.796073][  T348]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.796201][  T348]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.796426][  T348]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.796556][  T348]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.796685][  T348]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.796816][  T348]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.796943][  T348]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.797071][  T348]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.797231][  T348]  ? move_addr_to_kernel (net/socket.c:258)
[   16.797447][  T348]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.797576][  T348]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.797706][  T348]  ___sys_sendmsg (net/socket.c:2752)
[   16.797835][  T348]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.798005][  T348]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.798145][  T348]  __sys_sendmsg (net/socket.c:2784)
[   16.798279][  T348]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.798418][  T348]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.798581][  T348]  ? 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)
[   16.798710][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.798841][  T348]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.798970][  T348]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.799100][  T348]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.799230][  T348]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.799409][  T348] RIP: 0033:0x7f6aa6da708e
[   16.799544][  T348] 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
[   16.800004][  T348] RSP: 002b:00007ffdd50a4870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.800199][  T348] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6aa6da708e
[   16.800406][  T348] RDX: 0000000000000000 RSI: 00007ffdd50a4920 RDI: 0000000000000005
[   16.800600][  T348] RBP: 00007ffdd50a4880 R08: 0000000000000000 R09: 0000000000000000
[   16.800793][  T348] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a8
[   16.800986][  T348] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd50a4ff0
| [   16.802303][  T348] ---[ end trace 0000000000000000 ]---
| [   16.877934][  T352] ------------[ cut here ]------------
| [   16.878097][  T352] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ovpn-cli/352
| [   16.879159][  T352] Tainted: [W]=WARN
[   16.879262][  T352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.879437][  T352] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.879608][  T352] 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
[   16.880076][  T352] RSP: 0018:ffa0000000a671a0 EFLAGS: 00010286
[   16.880248][  T352] RAX: 00000000ffffffa6 RBX: ff11000019044200 RCX: 1ff400000014cdfa
[   16.880457][  T352] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000190442b8
[   16.880655][  T352] RBP: ff11000008431000 R08: 1fe2200003208858 R09: ff1100000d72ae80
[   16.880851][  T352] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   16.881048][  T352] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.881250][  T352] FS:  00007fda5d4f7ec0(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   16.881490][  T352] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.881656][  T352] CR2: 00007fda5d858004 CR3: 0000000019417006 CR4: 0000000000771ef0
[   16.881854][  T352] PKRU: 55555554
[   16.881952][  T352] Call Trace:
[   16.882051][  T352]  <TASK>
[   16.882119][  T352]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.882258][  T352]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.882368][  T352]  ? 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))
[   16.882503][  T352]  __dev_notify_flags (net/core/dev.c:9787)
[   16.882636][  T352]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.882769][  T352]  ? netif_change_name (net/core/dev.c:1495)
[   16.882903][  T352]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   16.883037][  T352]  ? 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)
[   16.883170][  T352]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.883313][  T352]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   16.883447][  T352]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.883580][  T352]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.883711][  T352]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.883844][  T352]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.883983][  T352]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.884122][  T352]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.884262][  T352]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.884410][  T352]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.884542][  T352]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.884677][  T352]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.884811][  T352]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.884943][  T352]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.885075][  T352]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.885205][  T352]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.885350][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.885483][  T352]  ? register_snap_client (net/802/psnap.c:136)
[   16.885617][  T352]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.885747][  T352]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.885879][  T352]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.886012][  T352]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.886144][  T352]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.886284][  T352]  ? 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))
[   16.886427][  T352]  ? 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))
[   16.886565][  T352]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.886698][  T352]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.886832][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.886964][  T352]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.887097][  T352]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.887231][  T352]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.887378][  T352]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.887510][  T352]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.887642][  T352]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.887804][  T352]  ? move_addr_to_kernel (net/socket.c:258)
[   16.887935][  T352]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.888067][  T352]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.888232][  T352]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.888376][  T352]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.888540][  T352]  ___sys_sendmsg (net/socket.c:2752)
[   16.888674][  T352]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.888806][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.888945][  T352]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   16.889077][  T352]  ? do_getsockname (net/socket.c:2192)
[   16.889209][  T352]  __sys_sendmsg (net/socket.c:2784)
[   16.889358][  T352]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.889493][  T352]  ? __sys_getsockname (net/socket.c:2210)
[   16.889625][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.889758][  T352]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.889890][  T352]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.890022][  T352]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.890153][  T352]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.890326][  T352] RIP: 0033:0x7fda5d5ac08e
[   16.890465][  T352] 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
[   16.890933][  T352] RSP: 002b:00007ffd2a400860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.891131][  T352] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fda5d5ac08e
[   16.891343][  T352] RDX: 0000000000000000 RSI: 00007ffd2a4008e0 RDI: 0000000000000005
[   16.891541][  T352] RBP: 00007ffd2a400870 R08: 0000000000000000 R09: 0000000000000000
[   16.891736][  T352] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd2a405008
[   16.891935][  T352] R13: 0000000000000004 R14: 00007fda5d898000 R15: 000000000040bda8
| [   16.893275][  T352] ---[ end trace 0000000000000000 ]---
| [   16.955688][  T354] ------------[ cut here ]------------
| [   16.955864][  T354] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/354
| [   16.956365][  T354] Tainted: [W]=WARN
[   16.956462][  T354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.956622][  T354] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.956787][  T354] 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
[   16.957237][  T354] RSP: 0018:ffa0000000db7060 EFLAGS: 00010286
[   16.957415][  T354] RAX: 00000000ffffffa6 RBX: ff11000019042200 RCX: 1ff40000001b6dd2
[   16.957606][  T354] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000190422b8
[   16.957796][  T354] RBP: ff11000008431000 R08: 1fe2200003208458 R09: ff11000019480b58
[   16.957986][  T354] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   16.958177][  T354] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   16.958376][  T354] FS:  00007f6ef41c0840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   16.958597][  T354] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.958756][  T354] CR2: 00007f6ef44901a0 CR3: 000000000cb1f002 CR4: 0000000000771ef0
[   16.958949][  T354] PKRU: 55555554
[   16.959044][  T354] Call Trace:
[   16.959138][  T354]  <TASK>
[   16.959203][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.959345][  T354]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   16.959472][  T354]  notifier_call_chain (kernel/notifier.c:85)
[   16.959600][  T354]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   16.959727][  T354]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   16.959853][  T354]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.959982][  T354]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   16.960109][  T354]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   16.960237][  T354]  do_setlink.isra.0 (net/core/rtnetlink.c:3169 (discriminator 1))
[   16.960376][  T354]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.960505][  T354]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.960665][  T354]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.960796][  T354]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.960928][  T354]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.961060][  T354]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.961192][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.961348][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.961476][  T354]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.961603][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.961729][  T354]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.961855][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.961981][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.962109][  T354]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.962237][  T354]  ? __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)
[   16.962374][  T354]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.962503][  T354]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.962630][  T354]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.962761][  T354]  ? nla_get_range_signed (lib/nlattr.c:270)
[   16.962892][  T354]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.963024][  T354]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.963156][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.963291][  T354]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.963425][  T354]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.963555][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.963681][  T354]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.963807][  T354]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.963936][  T354]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.964065][  T354]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.964193][  T354]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.964333][  T354]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.964460][  T354]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.964586][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.964713][  T354]  ? register_snap_client (net/802/psnap.c:136)
[   16.964841][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.964967][  T354]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.965094][  T354]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.965221][  T354]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.965360][  T354]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.965490][  T354]  ? 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))
[   16.965615][  T354]  ? 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))
[   16.965745][  T354]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.965872][  T354]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.965998][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.966125][  T354]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.966258][  T354]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.966395][  T354]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.966523][  T354]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.966651][  T354]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.966779][  T354]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.966937][  T354]  ? move_addr_to_kernel (net/socket.c:258)
[   16.967069][  T354]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.967203][  T354]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.967347][  T354]  ___sys_sendmsg (net/socket.c:2752)
[   16.967477][  T354]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.967633][  T354]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.967769][  T354]  __sys_sendmsg (net/socket.c:2784)
[   16.967898][  T354]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.968028][  T354]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.968193][  T354]  ? 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)
[   16.968335][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.968464][  T354]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.968591][  T354]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.968716][  T354]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.968845][  T354]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.969006][  T354] RIP: 0033:0x7f6ef43fa08e
[   16.969138][  T354] 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
[   16.969604][  T354] RSP: 002b:00007ffcc010f270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.969796][  T354] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6ef43fa08e
[   16.969987][  T354] RDX: 0000000000000000 RSI: 00007ffcc010f320 RDI: 0000000000000005
[   16.970178][  T354] RBP: 00007ffcc010f280 R08: 0000000000000000 R09: 0000000000000000
[   16.970391][  T354] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a8
[   16.970601][  T354] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc010f9f0
| [   16.971879][  T354] ---[ end trace 0000000000000000 ]---
| [   16.998787][  T355] ------------[ cut here ]------------
| [   16.998946][  T355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/355
| [   16.999459][  T355] Tainted: [W]=WARN
[   16.999557][  T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.999719][  T355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.999888][  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
[   17.000364][  T355] RSP: 0018:ffa0000000dc7020 EFLAGS: 00010286
[   17.000527][  T355] RAX: 00000000ffffffa6 RBX: ff11000019117000 RCX: 1ff40000001b8dca
[   17.000719][  T355] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000191170b8
[   17.000912][  T355] RBP: ff11000008431000 R08: 1fe2200003222e18 R09: ff11000019482e58
[   17.001107][  T355] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   17.001315][  T355] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008431ce1
[   17.001520][  T355] FS:  00007f1668743840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   17.001754][  T355] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.001917][  T355] CR2: 000000001c401988 CR3: 000000000cb1b002 CR4: 0000000000771ef0
[   17.002111][  T355] PKRU: 55555554
[   17.002208][  T355] Call Trace:
[   17.002318][  T355]  <TASK>
[   17.002386][  T355]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.002519][  T355]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.002621][  T355]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   17.002753][  T355]  __dev_notify_flags (net/core/dev.c:9787)
[   17.002882][  T355]  ? netif_change_name (net/core/dev.c:1495)
[   17.003013][  T355]  ? __dev_change_flags (net/core/dev.c:9752)
[   17.003143][  T355]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   17.003276][  T355]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.003416][  T355]  ? 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))
[   17.003547][  T355]  netif_change_flags (net/core/dev.c:9820)
[   17.003680][  T355]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   17.003811][  T355]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   17.003942][  T355]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.004103][  T355]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.004231][  T355]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.004376][  T355]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.004506][  T355]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.004637][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.004768][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.004897][  T355]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.005027][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.005157][  T355]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   17.005290][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.005428][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.005557][  T355]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   17.005687][  T355]  ? __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)
[   17.005816][  T355]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   17.005946][  T355]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.006076][  T355]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   17.006208][  T355]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   17.006350][  T355]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.006481][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.006610][  T355]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.006739][  T355]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.006870][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.006998][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.007126][  T355]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.007260][  T355]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.007401][  T355]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.007531][  T355]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.007660][  T355]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.007789][  T355]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.007919][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.008047][  T355]  ? register_snap_client (net/802/psnap.c:136)
[   17.008177][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.008315][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.008450][  T355]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.008581][  T355]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.008710][  T355]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.008843][  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))
[   17.008972][  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))
[   17.009103][  T355]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.009233][  T355]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.009376][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.009508][  T355]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.009640][  T355]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.009772][  T355]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.009902][  T355]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.010030][  T355]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.010158][  T355]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.010332][  T355]  ? move_addr_to_kernel (net/socket.c:258)
[   17.010462][  T355]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.010592][  T355]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.010721][  T355]  ___sys_sendmsg (net/socket.c:2752)
[   17.010849][  T355]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.011010][  T355]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.011148][  T355]  __sys_sendmsg (net/socket.c:2784)
[   17.011314][  T355]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.011452][  T355]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.011617][  T355]  ? 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)
[   17.011746][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.011877][  T355]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.012005][  T355]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.012135][  T355]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.012272][  T355]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.012454][  T355] RIP: 0033:0x7f166897d08e
[   17.012594][  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
[   17.013084][  T355] RSP: 002b:00007ffd5a6b77a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.013290][  T355] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f166897d08e
[   17.013494][  T355] RDX: 0000000000000000 RSI: 00007ffd5a6b7850 RDI: 0000000000000005
[   17.013688][  T355] RBP: 00007ffd5a6b77b0 R08: 0000000000000000 R09: 0000000000000000
[   17.013881][  T355] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a8
[   17.014075][  T355] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5a6b7f20
| [   17.015395][  T355] ---[ end trace 0000000000000000 ]---
| [   17.090032][  T359] ------------[ cut here ]------------
| [   17.090232][  T359] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ovpn-cli/359
| [   17.091542][  T359] Tainted: [W]=WARN
[   17.091692][  T359] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.091903][  T359] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.092121][  T359] 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
[   17.092663][  T359] RSP: 0018:ffa0000000de71a0 EFLAGS: 00010286
[   17.092879][  T359] RAX: 00000000ffffffa6 RBX: ff1100000b1603c0 RCX: 1ff40000001bcdfa
[   17.093120][  T359] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b160478
[   17.093391][  T359] RBP: ff1100001021c000 R08: 1fe220000162c090 R09: ff1100000cbfae80
[   17.093634][  T359] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   17.093879][  T359] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   17.094123][  T359] FS:  00007f16fb46aec0(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   17.094426][  T359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.094638][  T359] CR2: 00007f16fb7cb004 CR3: 0000000005dd3003 CR4: 0000000000771ef0
[   17.094885][  T359] PKRU: 55555554
[   17.095031][  T359] Call Trace:
[   17.095176][  T359]  <TASK>
[   17.095319][  T359]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.095507][  T359]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.095655][  T359]  ? 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))
[   17.095836][  T359]  __dev_notify_flags (net/core/dev.c:9787)
[   17.096016][  T359]  ? notifier_call_chain (kernel/notifier.c:85)
[   17.096196][  T359]  ? netif_change_name (net/core/dev.c:1495)
[   17.096409][  T359]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   17.096592][  T359]  ? 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)
[   17.096774][  T359]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   17.096954][  T359]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   17.097134][  T359]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   17.097341][  T359]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   17.097523][  T359]  ? __dev_get_by_name (net/core/dev.c:883)
[   17.097706][  T359]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   17.097889][  T359]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   17.098073][  T359]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.098261][  T359]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.098459][  T359]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.098639][  T359]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.098822][  T359]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.099005][  T359]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.099184][  T359]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.099391][  T359]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.099570][  T359]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.099748][  T359]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.099928][  T359]  ? register_snap_client (net/802/psnap.c:136)
[   17.100107][  T359]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.100290][  T359]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.100495][  T359]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.100674][  T359]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.100853][  T359]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.101034][  T359]  ? 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))
[   17.101211][  T359]  ? 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))
[   17.101422][  T359]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.101603][  T359]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.101785][  T359]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.101966][  T359]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.102146][  T359]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.102356][  T359]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.102540][  T359]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.102721][  T359]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.102899][  T359]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.103108][  T359]  ? move_addr_to_kernel (net/socket.c:258)
[   17.103314][  T359]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.103500][  T359]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.103713][  T359]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.103892][  T359]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.104103][  T359]  ___sys_sendmsg (net/socket.c:2752)
[   17.104291][  T359]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.104495][  T359]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.104682][  T359]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   17.104861][  T359]  ? do_getsockname (net/socket.c:2192)
[   17.105042][  T359]  __sys_sendmsg (net/socket.c:2784)
[   17.105222][  T359]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.105430][  T359]  ? __sys_getsockname (net/socket.c:2210)
[   17.105609][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.105791][  T359]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.105971][  T359]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.106153][  T359]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.106358][  T359]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.106570][  T359] RIP: 0033:0x7f16fb51f08e
[   17.106755][  T359] 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
[   17.107274][  T359] RSP: 002b:00007fff7cff7ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.107541][  T359] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16fb51f08e
[   17.107782][  T359] RDX: 0000000000000000 RSI: 00007fff7cff7b30 RDI: 0000000000000005
[   17.108024][  T359] RBP: 00007fff7cff7ac0 R08: 0000000000000000 R09: 0000000000000000
[   17.108274][  T359] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff7cffc258
[   17.108534][  T359] R13: 0000000000000004 R14: 00007f16fb80b000 R15: 000000000040bda8
| [   17.110194][  T359] ---[ end trace 0000000000000000 ]---
| [   17.164599][  T361] ------------[ cut here ]------------
| [   17.164796][  T361] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/361
| [   17.165404][  T361] Tainted: [W]=WARN
[   17.165548][  T361] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.165754][  T361] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.165968][  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
[   17.166495][  T361] RSP: 0018:ffa0000000df7060 EFLAGS: 00010286
[   17.166703][  T361] RAX: 00000000ffffffa6 RBX: ff110000091f8ac0 RCX: 1ff40000001bedd2
[   17.166943][  T361] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000091f8b78
[   17.167182][  T361] RBP: ff1100001021c000 R08: 1fe220000123f170 R09: ff1100000d63d158
[   17.167889][  T361] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   17.168132][  T361] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   17.168407][  T361] FS:  00007fac1ef56840(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   17.168678][  T361] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.168886][  T361] CR2: 00000000393c5988 CR3: 00000000194af005 CR4: 0000000000771ef0
[   17.169123][  T361] PKRU: 55555554
[   17.169273][  T361] Call Trace:
[   17.169435][  T361]  <TASK>
[   17.169549][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.169725][  T361]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   17.169902][  T361]  notifier_call_chain (kernel/notifier.c:85)
[   17.170081][  T361]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   17.170264][  T361]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   17.170455][  T361]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.170632][  T361]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   17.170808][  T361]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   17.170987][  T361]  do_setlink.isra.0 (net/core/rtnetlink.c:3169 (discriminator 1))
[   17.171165][  T361]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   17.171370][  T361]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.171580][  T361]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.171755][  T361]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.171930][  T361]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.172104][  T361]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.172291][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.172542][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.172718][  T361]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.172892][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.173069][  T361]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   17.173250][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.173451][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.173628][  T361]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   17.173802][  T361]  ? __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)
[   17.173976][  T361]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   17.174152][  T361]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.174357][  T361]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   17.174535][  T361]  ? nla_get_range_signed (lib/nlattr.c:270)
[   17.174712][  T361]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   17.174888][  T361]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.175064][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.175238][  T361]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.175446][  T361]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.175627][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.175799][  T361]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.175975][  T361]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.176149][  T361]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.176353][  T361]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.176530][  T361]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.176704][  T361]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.176880][  T361]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.177054][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.177228][  T361]  ? register_snap_client (net/802/psnap.c:136)
[   17.177433][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.177607][  T361]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.177782][  T361]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.177957][  T361]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.178131][  T361]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.178335][  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))
[   17.178510][  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))
[   17.178687][  T361]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.178862][  T361]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.179036][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.179212][  T361]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.179416][  T361]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.179595][  T361]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.179770][  T361]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.179947][  T361]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.180122][  T361]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.180355][  T361]  ? move_addr_to_kernel (net/socket.c:258)
[   17.180533][  T361]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.180709][  T361]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.180888][  T361]  ___sys_sendmsg (net/socket.c:2752)
[   17.181063][  T361]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.181275][  T361]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.181480][  T361]  __sys_sendmsg (net/socket.c:2784)
[   17.181657][  T361]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.181830][  T361]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.182038][  T361]  ? 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)
[   17.182216][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.182421][  T361]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.182596][  T361]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.182770][  T361]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.182946][  T361]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.183151][  T361] RIP: 0033:0x7fac1f19008e
[   17.183360][  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
[   17.183860][  T361] RSP: 002b:00007ffca30b8760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.184098][  T361] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fac1f19008e
[   17.184363][  T361] RDX: 0000000000000000 RSI: 00007ffca30b8810 RDI: 0000000000000005
[   17.184603][  T361] RBP: 00007ffca30b8770 R08: 0000000000000000 R09: 0000000000000000
[   17.184840][  T361] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a8
[   17.185076][  T361] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca30b8ee0
| [   17.186723][  T361] ---[ end trace 0000000000000000 ]---
| [   17.209820][  T362] ------------[ cut here ]------------
| [   17.209981][  T362] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/362
| [   17.210488][  T362] Tainted: [W]=WARN
[   17.210588][  T362] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.210751][  T362] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.210921][  T362] 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
[   17.211396][  T362] RSP: 0018:ffa0000000e07020 EFLAGS: 00010286
[   17.211562][  T362] RAX: 00000000ffffffa6 RBX: ff11000004b46580 RCX: 1ff40000001c0dca
[   17.211756][  T362] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b46638
[   17.211949][  T362] RBP: ff1100001021c000 R08: 1fe2200000968cc8 R09: ff1100000d990b58
[   17.212142][  T362] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   17.212346][  T362] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001021cce1
[   17.212544][  T362] FS:  00007f08d89b7840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   17.212771][  T362] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.212936][  T362] CR2: 0000000038fca988 CR3: 000000000c0db006 CR4: 0000000000771ef0
[   17.213132][  T362] PKRU: 55555554
[   17.213230][  T362] Call Trace:
[   17.213343][  T362]  <TASK>
[   17.213411][  T362]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.213544][  T362]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.213642][  T362]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   17.213770][  T362]  __dev_notify_flags (net/core/dev.c:9787)
[   17.213901][  T362]  ? netif_change_name (net/core/dev.c:1495)
[   17.214031][  T362]  ? __dev_change_flags (net/core/dev.c:9752)
[   17.214160][  T362]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   17.214305][  T362]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.214440][  T362]  ? 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))
[   17.214573][  T362]  netif_change_flags (net/core/dev.c:9820)
[   17.214706][  T362]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   17.214839][  T362]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   17.214971][  T362]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.215137][  T362]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.215274][  T362]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.215412][  T362]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.215542][  T362]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.215673][  T362]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.215805][  T362]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.215937][  T362]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.216067][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.216198][  T362]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   17.216341][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.216472][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.216602][  T362]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   17.216733][  T362]  ? __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)
[   17.216864][  T362]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   17.216993][  T362]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.217124][  T362]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   17.217260][  T362]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   17.217404][  T362]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.217537][  T362]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.217668][  T362]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.217797][  T362]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.217929][  T362]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.218058][  T362]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.218187][  T362]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.218333][  T362]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.218464][  T362]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.218595][  T362]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.218725][  T362]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.218854][  T362]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.218983][  T362]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.219113][  T362]  ? register_snap_client (net/802/psnap.c:136)
[   17.219249][  T362]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.219392][  T362]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.219523][  T362]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.219653][  T362]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.219784][  T362]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.219917][  T362]  ? 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))
[   17.220046][  T362]  ? 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))
[   17.220178][  T362]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.220324][  T362]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.220454][  T362]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.220586][  T362]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.220716][  T362]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.220847][  T362]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.220977][  T362]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.221108][  T362]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.221237][  T362]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.221408][  T362]  ? move_addr_to_kernel (net/socket.c:258)
[   17.221539][  T362]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.221668][  T362]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.221799][  T362]  ___sys_sendmsg (net/socket.c:2752)
[   17.221929][  T362]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.222112][  T362]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.222255][  T362]  __sys_sendmsg (net/socket.c:2784)
[   17.222396][  T362]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.222524][  T362]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.222686][  T362]  ? 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)
[   17.222816][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.222958][  T362]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.223087][  T362]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.223216][  T362]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.223362][  T362]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.223523][  T362] RIP: 0033:0x7f08d8bf108e
[   17.223658][  T362] 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
[   17.224127][  T362] RSP: 002b:00007ffc0453aa80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.224340][  T362] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f08d8bf108e
[   17.224535][  T362] RDX: 0000000000000000 RSI: 00007ffc0453ab30 RDI: 0000000000000005
[   17.224737][  T362] RBP: 00007ffc0453aa90 R08: 0000000000000000 R09: 0000000000000000
[   17.224933][  T362] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a8
[   17.225128][  T362] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0453b200
| [   17.226459][  T362] ---[ end trace 0000000000000000 ]---
| [   17.312101][  T366] ------------[ cut here ]------------
| [   17.312319][  T366] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ovpn-cli/366
| [   17.312959][  T366] Tainted: [W]=WARN
[   17.313109][  T366] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.313350][  T366] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.313577][  T366] 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
[   17.314095][  T366] RSP: 0018:ffa0000000e271a0 EFLAGS: 00010286
[   17.314337][  T366] RAX: 00000000ffffffa6 RBX: ff1100000b138200 RCX: 1ff40000001c4dfa
[   17.314584][  T366] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b1382b8
[   17.314831][  T366] RBP: ff11000008a29000 R08: 1fe2200001627058 R09: ff1100000d7dae80
[   17.315080][  T366] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   17.315353][  T366] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   17.315605][  T366] FS:  00007fe6af3c2ec0(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   17.315883][  T366] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.316098][  T366] CR2: 00007fe6af723004 CR3: 00000000193a4005 CR4: 0000000000771ef0
[   17.316377][  T366] PKRU: 55555554
[   17.316525][  T366] Call Trace:
[   17.316672][  T366]  <TASK>
[   17.316787][  T366]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.316969][  T366]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.317118][  T366]  ? 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))
[   17.317329][  T366]  __dev_notify_flags (net/core/dev.c:9787)
[   17.317515][  T366]  ? notifier_call_chain (kernel/notifier.c:85)
[   17.317698][  T366]  ? netif_change_name (net/core/dev.c:1495)
[   17.317881][  T366]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   17.318063][  T366]  ? 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)
[   17.318253][  T366]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   17.318456][  T366]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   17.318641][  T366]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   17.318824][  T366]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   17.319014][  T366]  ? __dev_get_by_name (net/core/dev.c:883)
[   17.319195][  T366]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   17.319410][  T366]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   17.319596][  T366]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.319778][  T366]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.319959][  T366]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.320138][  T366]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.320344][  T366]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.320527][  T366]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.320707][  T366]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.320888][  T366]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.321067][  T366]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.321253][  T366]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.321459][  T366]  ? register_snap_client (net/802/psnap.c:136)
[   17.321642][  T366]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.321822][  T366]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.322005][  T366]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.322185][  T366]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.322403][  T366]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.322588][  T366]  ? 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))
[   17.322766][  T366]  ? 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))
[   17.322949][  T366]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.323130][  T366]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.323336][  T366]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.323521][  T366]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.323704][  T366]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.323890][  T366]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.324071][  T366]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.324260][  T366]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.324488][  T366]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.324703][  T366]  ? move_addr_to_kernel (net/socket.c:258)
[   17.324882][  T366]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.325062][  T366]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.325285][  T366]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.325487][  T366]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.325707][  T366]  ___sys_sendmsg (net/socket.c:2752)
[   17.325887][  T366]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.326065][  T366]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.326259][  T366]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   17.326458][  T366]  ? do_getsockname (net/socket.c:2192)
[   17.326645][  T366]  __sys_sendmsg (net/socket.c:2784)
[   17.326829][  T366]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.327016][  T366]  ? __sys_getsockname (net/socket.c:2210)
[   17.327201][  T366]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.327418][  T366]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.327602][  T366]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.327785][  T366]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.327968][  T366]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.328185][  T366] RIP: 0033:0x7fe6af47708e
[   17.328404][  T366] 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
[   17.328926][  T366] RSP: 002b:00007ffed6cc6e40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.329178][  T366] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe6af47708e
[   17.329457][  T366] RDX: 0000000000000000 RSI: 00007ffed6cc6ec0 RDI: 0000000000000005
[   17.329703][  T366] RBP: 00007ffed6cc6e50 R08: 0000000000000000 R09: 0000000000000000
[   17.329950][  T366] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffed6ccb5e8
[   17.330195][  T366] R13: 0000000000000004 R14: 00007fe6af763000 R15: 000000000040bda8
| [   17.331932][  T366] ---[ end trace 0000000000000000 ]---
| [   17.388788][  T368] ------------[ cut here ]------------
| [   17.388946][  T368] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/368
| [   17.389453][  T368] Tainted: [W]=WARN
[   17.389550][  T368] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.389711][  T368] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.389878][  T368] 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
[   17.390346][  T368] RSP: 0018:ffa0000000de7060 EFLAGS: 00010286
[   17.390508][  T368] RAX: 00000000ffffffa6 RBX: ff11000015870900 RCX: 1ff40000001bcdd2
[   17.390698][  T368] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000158709b8
[   17.390889][  T368] RBP: ff11000008a29000 R08: 1fe2200002b0e138 R09: ff1100000dae8b58
[   17.391080][  T368] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   17.391278][  T368] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   17.391480][  T368] FS:  00007f17e4baf840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   17.391702][  T368] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.391863][  T368] CR2: 000000000292f988 CR3: 000000000d677004 CR4: 0000000000771ef0
[   17.392055][  T368] PKRU: 55555554
[   17.392151][  T368] Call Trace:
[   17.392253][  T368]  <TASK>
[   17.392330][  T368]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.392458][  T368]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   17.392587][  T368]  notifier_call_chain (kernel/notifier.c:85)
[   17.392718][  T368]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   17.392848][  T368]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   17.392977][  T368]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.393108][  T368]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   17.393237][  T368]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   17.393385][  T368]  do_setlink.isra.0 (net/core/rtnetlink.c:3169 (discriminator 1))
[   17.393521][  T368]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   17.393654][  T368]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.393815][  T368]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.393942][  T368]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.394071][  T368]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.394198][  T368]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.394345][  T368]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.394474][  T368]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.394602][  T368]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.394731][  T368]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.394858][  T368]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   17.394984][  T368]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.395111][  T368]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.395239][  T368]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   17.395383][  T368]  ? __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)
[   17.395511][  T368]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   17.395639][  T368]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.395767][  T368]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   17.395894][  T368]  ? nla_get_range_signed (lib/nlattr.c:270)
[   17.396024][  T368]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   17.396154][  T368]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.396287][  T368]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.396426][  T368]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.396553][  T368]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.396684][  T368]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.396810][  T368]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.396938][  T368]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.397067][  T368]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.397195][  T368]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.397337][  T368]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.397463][  T368]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.397590][  T368]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.397718][  T368]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.397847][  T368]  ? register_snap_client (net/802/psnap.c:136)
[   17.397975][  T368]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.398101][  T368]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.398228][  T368]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.398369][  T368]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.398497][  T368]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.398627][  T368]  ? 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))
[   17.398754][  T368]  ? 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))
[   17.398882][  T368]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.399010][  T368]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.399138][  T368]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.399272][  T368]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.399408][  T368]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.399536][  T368]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.399667][  T368]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.399795][  T368]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.399922][  T368]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.400080][  T368]  ? move_addr_to_kernel (net/socket.c:258)
[   17.400208][  T368]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.400346][  T368]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.400475][  T368]  ___sys_sendmsg (net/socket.c:2752)
[   17.400604][  T368]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.400763][  T368]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.400901][  T368]  __sys_sendmsg (net/socket.c:2784)
[   17.401029][  T368]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.401156][  T368]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.401328][  T368]  ? 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)
[   17.401456][  T368]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.401585][  T368]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.401712][  T368]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.401839][  T368]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.401965][  T368]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.402122][  T368] RIP: 0033:0x7f17e4de908e
[   17.402257][  T368] 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
[   17.402719][  T368] RSP: 002b:00007ffecfe9be40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.402910][  T368] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f17e4de908e
[   17.403098][  T368] RDX: 0000000000000000 RSI: 00007ffecfe9bef0 RDI: 0000000000000005
[   17.403295][  T368] RBP: 00007ffecfe9be50 R08: 0000000000000000 R09: 0000000000000000
[   17.403497][  T368] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a8
[   17.403686][  T368] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecfe9c5c0
| [   17.404969][  T368] ---[ end trace 0000000000000000 ]---
| [   17.438616][  T369] ------------[ cut here ]------------
| [   17.438768][  T369] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/369
| [   17.439267][  T369] Tainted: [W]=WARN
[   17.439396][  T369] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.439559][  T369] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.439732][  T369] 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
[   17.440194][  T369] RSP: 0018:ffa0000000e37020 EFLAGS: 00010286
[   17.440375][  T369] RAX: 00000000ffffffa6 RBX: ff11000015870580 RCX: 1ff40000001c6dca
[   17.440570][  T369] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015870638
[   17.440764][  T369] RBP: ff11000008a29000 R08: 1fe2200002b0e0c8 R09: ff1100000d7c5158
[   17.440958][  T369] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   17.441152][  T369] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008a29ce1
[   17.442030][  T369] FS:  00007f64eb18d840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   17.442260][  T369] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.442443][  T369] CR2: 0000000036822988 CR3: 000000001595d001 CR4: 0000000000771ef0
[   17.442640][  T369] PKRU: 55555554
[   17.442738][  T369] Call Trace:
[   17.442835][  T369]  <TASK>
[   17.442903][  T369]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.443041][  T369]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.443141][  T369]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   17.443276][  T369]  __dev_notify_flags (net/core/dev.c:9787)
[   17.443416][  T369]  ? netif_change_name (net/core/dev.c:1495)
[   17.443546][  T369]  ? __dev_change_flags (net/core/dev.c:9752)
[   17.443677][  T369]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   17.443807][  T369]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.443941][  T369]  ? 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))
[   17.444074][  T369]  netif_change_flags (net/core/dev.c:9820)
[   17.444206][  T369]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   17.444349][  T369]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   17.444481][  T369]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.444643][  T369]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.444773][  T369]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.444904][  T369]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.445036][  T369]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.445167][  T369]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.445313][  T369]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.445442][  T369]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.445572][  T369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.445702][  T369]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   17.445832][  T369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.445961][  T369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.446094][  T369]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   17.446226][  T369]  ? __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)
[   17.446372][  T369]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   17.446503][  T369]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.446635][  T369]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   17.446768][  T369]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   17.446902][  T369]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.447035][  T369]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.447165][  T369]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.447311][  T369]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.447444][  T369]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.447575][  T369]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.447704][  T369]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.447833][  T369]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.447964][  T369]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.448094][  T369]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.448226][  T369]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.448371][  T369]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.448502][  T369]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.448633][  T369]  ? register_snap_client (net/802/psnap.c:136)
[   17.448765][  T369]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.448894][  T369]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.449024][  T369]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.449153][  T369]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.449288][  T369]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.449430][  T369]  ? 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))
[   17.449558][  T369]  ? 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))
[   17.449690][  T369]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.449820][  T369]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.449949][  T369]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.450081][  T369]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.450212][  T369]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.450358][  T369]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.450490][  T369]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.450622][  T369]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.450752][  T369]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.450912][  T369]  ? move_addr_to_kernel (net/socket.c:258)
[   17.451041][  T369]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.451172][  T369]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.451316][  T369]  ___sys_sendmsg (net/socket.c:2752)
[   17.451445][  T369]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.451609][  T369]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.451749][  T369]  __sys_sendmsg (net/socket.c:2784)
[   17.451879][  T369]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.452009][  T369]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.452174][  T369]  ? 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)
[   17.452317][  T369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.452448][  T369]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.452579][  T369]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.452710][  T369]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.452840][  T369]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.453003][  T369] RIP: 0033:0x7f64eb3c708e
[   17.453141][  T369] 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
[   17.453611][  T369] RSP: 002b:00007ffeecc28330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.453810][  T369] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f64eb3c708e
[   17.454003][  T369] RDX: 0000000000000000 RSI: 00007ffeecc283e0 RDI: 0000000000000005
[   17.454197][  T369] RBP: 00007ffeecc28340 R08: 0000000000000000 R09: 0000000000000000
[   17.454415][  T369] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4a8
[   17.454611][  T369] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeecc28ab0
| [   17.455921][  T369] ---[ end trace 0000000000000000 ]---
| [   17.998316][   T36] ------------[ cut here ]------------
| [   17.998486][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36
| [   17.999016][   T36] Tainted: [W]=WARN
[   17.999110][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.999267][   T36] Workqueue: events_unbound linkwatch_event
[   17.999453][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.999611][   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
[   18.000047][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   18.000202][   T36] RAX: 00000000ffffffa6 RBX: ff11000019117540 RCX: 1ff4000000051f02
[   18.000464][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000191175f8
[   18.000646][   T36] RBP: ff11000008619000 R08: 1fe2200003222ec0 R09: ff11000001d651a8
[   18.000825][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   18.001005][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.001188][   T36] FS:  0000000000000000(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   18.001467][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.001621][   T36] CR2: 0000000024885808 CR3: 000000002b749006 CR4: 0000000000771ef0
[   18.001801][   T36] PKRU: 55555554
[   18.001894][   T36] Call Trace:
[   18.001985][   T36]  <TASK>
[   18.002049][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.002266][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.002472][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.002566][   T36]  netif_state_change (net/core/dev.c:1605)
[   18.002689][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   18.002839][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   18.002966][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   18.003101][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.003224][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   18.003414][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   18.003535][   T36]  process_one_work (kernel/workqueue.c:3314)
[   18.003661][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   18.003782][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.003910][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   18.004036][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.004156][   T36]  kthread (kernel/kthread.c:436)
[   18.004252][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.004483][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.004603][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.004724][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   18.004872][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.004994][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.005123][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   18.006395][   T36] ---[ end trace 0000000000000000 ]---
| [   18.234370][   T61] ------------[ cut here ]------------
| [   18.234543][   T61] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/61
| [   18.235066][   T61] Tainted: [W]=WARN
[   18.235159][   T61] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.235331][   T61] Workqueue: events_unbound linkwatch_event
[   18.235488][   T61] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.235646][   T61] 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
[   18.236088][   T61] RSP: 0018:ffa000000041f9e0 EFLAGS: 00010286
[   18.236250][   T61] RAX: 00000000ffffffa6 RBX: ff1100000b161540 RCX: 1ff4000000083f02
[   18.236504][   T61] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b1615f8
[   18.236695][   T61] RBP: ff110000074b4000 R08: 1fe220000162c2c0 R09: ff110000053d0ba8
[   18.236876][   T61] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   18.237058][   T61] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.237242][   T61] FS:  0000000000000000(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   18.237551][   T61] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.237709][   T61] CR2: 0000000010447808 CR3: 000000001943c002 CR4: 0000000000771ef0
[   18.237896][   T61] PKRU: 55555554
[   18.237988][   T61] Call Trace:
[   18.238079][   T61]  <TASK>
[   18.238143][   T61]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.238351][   T61]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.238475][   T61]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.238637][   T61]  netif_state_change (net/core/dev.c:1605)
[   18.238762][   T61]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   18.238916][   T61]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   18.239037][   T61]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   18.239160][   T61]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.239287][   T61]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   18.239479][   T61]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   18.239601][   T61]  process_one_work (kernel/workqueue.c:3314)
[   18.239727][   T61]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   18.239848][   T61]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.239974][   T61]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   18.240098][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.240219][   T61]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   18.240355][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.240476][   T61]  kthread (kernel/kthread.c:436)
[   18.240568][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.240720][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.240847][   T61]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.240977][   T61]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   18.241132][   T61]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.241258][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.241393][   T61]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   18.242563][   T61] ---[ end trace 0000000000000000 ]---
| [   18.452461][   T61] ------------[ cut here ]------------
| [   18.452628][   T61] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/61
| [   18.453157][   T61] Tainted: [W]=WARN
[   18.453259][   T61] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.453425][   T61] Workqueue: events_unbound linkwatch_event
[   18.453585][   T61] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.453744][   T61] 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
[   18.454182][   T61] RSP: 0018:ffa000000041f9e0 EFLAGS: 00010286
[   18.454378][   T61] RAX: 00000000ffffffa6 RBX: ff11000019044200 RCX: 1ff4000000083f02
[   18.454562][   T61] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000190442b8
[   18.454743][   T61] RBP: ff1100000d7b9000 R08: 1fe2200003208858 R09: ff110000053d0ba8
[   18.454926][   T61] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   18.455112][   T61] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.455457][   T61] FS:  0000000000000000(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   18.455678][   T61] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.455834][   T61] CR2: 000000001a566808 CR3: 00000000197f3001 CR4: 0000000000771ef0
[   18.456018][   T61] PKRU: 55555554
[   18.456173][   T61] Call Trace:
[   18.456273][   T61]  <TASK>
[   18.456416][   T61]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.456542][   T61]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.456664][   T61]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.456757][   T61]  netif_state_change (net/core/dev.c:1605)
[   18.456879][   T61]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   18.457032][   T61]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   18.457154][   T61]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   18.457282][   T61]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.457474][   T61]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   18.457596][   T61]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   18.457718][   T61]  process_one_work (kernel/workqueue.c:3314)
[   18.457844][   T61]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   18.457967][   T61]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.458094][   T61]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   18.458215][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.458402][   T61]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   18.458526][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.458646][   T61]  kthread (kernel/kthread.c:436)
[   18.458737][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.458889][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.459010][   T61]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.459132][   T61]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   18.459287][   T61]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.459460][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.459580][   T61]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   18.460783][   T61] ---[ end trace 0000000000000000 ]---
| [   18.675820][   T38] ------------[ cut here ]------------
| [   18.676025][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38
| [   18.676669][   T38] Tainted: [W]=WARN
[   18.676808][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.677007][   T38] Workqueue: events_unbound linkwatch_event
[   18.677255][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.677491][   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
[   18.677971][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   18.678190][   T38] RAX: 00000000ffffffa6 RBX: ff11000015b76040 RCX: 1ff4000000055f02
[   18.678457][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015b760f8
[   18.678683][   T38] RBP: ff11000008431000 R08: 1fe2200002b6ec20 R09: ff11000001d92ea8
[   18.678907][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   18.679131][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.679389][   T38] FS:  0000000000000000(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   18.679664][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.679865][   T38] CR2: 0000000009f7f868 CR3: 000000002b749003 CR4: 0000000000771ef0
[   18.680092][   T38] PKRU: 55555554
[   18.680229][   T38] Call Trace:
[   18.680393][   T38]  <TASK>
[   18.680504][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.680675][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.680845][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.680985][   T38]  netif_state_change (net/core/dev.c:1605)
[   18.681155][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   18.681418][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   18.681587][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   18.681782][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.681955][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   18.682124][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   18.682317][   T38]  process_one_work (kernel/workqueue.c:3314)
[   18.682516][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   18.682762][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.682954][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   18.683205][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.683402][   T38]  kthread (kernel/kthread.c:436)
[   18.683542][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.683819][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.683988][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.684173][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   18.684403][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.684573][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.684741][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   18.686411][   T38] ---[ end trace 0000000000000000 ]---
| [   18.890641][   T38] ------------[ cut here ]------------
| [   18.890844][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38
| [   18.891512][   T38] Tainted: [W]=WARN
[   18.891655][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.891853][   T38] Workqueue: events_unbound linkwatch_event
[   18.892058][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.892271][   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
[   18.892826][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   18.893077][   T38] RAX: 00000000ffffffa6 RBX: ff11000019117000 RCX: 1ff4000000055f02
[   18.893378][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000191170b8
[   18.893670][   T38] RBP: ff1100001021c000 R08: 1fe2200003222e18 R09: ff11000001d92ea8
[   18.893950][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   18.894224][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.894535][   T38] FS:  0000000000000000(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   18.894866][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.895132][   T38] CR2: 0000000038c5b868 CR3: 000000002b749005 CR4: 0000000000771ef0
[   18.895467][   T38] PKRU: 55555554
[   18.895684][   T38] Call Trace:
[   18.895877][   T38]  <TASK>
[   18.895985][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.896172][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.896370][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.896512][   T38]  netif_state_change (net/core/dev.c:1605)
[   18.896683][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   18.896883][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   18.897054][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   18.897230][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.897430][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   18.897630][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   18.897801][   T38]  process_one_work (kernel/workqueue.c:3314)
[   18.897981][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   18.898151][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.898355][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   18.898530][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.898699][   T38]  kthread (kernel/kthread.c:436)
[   18.898841][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.899040][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.899210][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.899408][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   18.899606][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.899777][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.899947][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   18.901509][   T38] ---[ end trace 0000000000000000 ]---
| [   19.103688][   T38] ------------[ cut here ]------------
| [   19.103889][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38
| [   19.104532][   T38] Tainted: [W]=WARN
[   19.104671][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.104867][   T38] Workqueue: events_unbound linkwatch_event
[   19.105070][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.105279][   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
[   19.105775][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   19.105977][   T38] RAX: 00000000ffffffa6 RBX: ff11000019045540 RCX: 1ff4000000055f02
[   19.106201][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000190455f8
[   19.106536][   T38] RBP: ff11000008a29000 R08: 1fe2200003208ac0 R09: ff11000001d92ea8
[   19.106834][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   19.107138][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.107472][   T38] FS:  0000000000000000(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   19.107786][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.108003][   T38] CR2: 000000001a5da868 CR3: 000000002b749006 CR4: 0000000000771ef0
[   19.108233][   T38] PKRU: 55555554
[   19.108399][   T38] Call Trace:
[   19.108539][   T38]  <TASK>
[   19.108648][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.108818][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   19.108988][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.109128][   T38]  netif_state_change (net/core/dev.c:1605)
[   19.109326][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   19.109536][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   19.109706][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   19.109877][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.110048][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   19.110217][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   19.110417][   T38]  process_one_work (kernel/workqueue.c:3314)
[   19.110592][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.110763][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.110937][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.111108][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.111283][   T38]  kthread (kernel/kthread.c:436)
[   19.111444][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.111644][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.111813][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.111985][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.112180][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.112374][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.112543][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   30.330841][  T747] tun1: deleting peer with id 10, reason 1
| [   30.331958][   T61] ------------[ cut here ]------------
| [   30.332090][   T61] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/61
| [   30.332627][   T61] Tainted: [W]=WARN
[   30.332720][   T61] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.332872][   T61] Workqueue: events_unbound linkwatch_event
[   30.333030][   T61] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.333189][   T61] 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
[   30.333640][   T61] RSP: 0018:ffa000000041f9e0 EFLAGS: 00010286
[   30.333796][   T61] RAX: 00000000ffffffa6 RBX: ff110000102deac0 RCX: 1ff4000000083f02
[   30.333976][   T61] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000102deb78
[   30.334160][   T61] RBP: ff11000008619000 R08: 1fe220000205bd70 R09: ff110000053d0ba8
[   30.334353][   T61] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   30.334533][   T61] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   30.334717][   T61] FS:  0000000000000000(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   30.334931][   T61] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.335087][   T61] CR2: 00000000379a2808 CR3: 0000000004a94002 CR4: 0000000000771ef0
[   30.335270][   T61] PKRU: 55555554
[   30.335372][   T61] Call Trace:
[   30.335465][   T61]  <TASK>
[   30.335532][   T61]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.335655][   T61]  ? notifier_call_chain (kernel/notifier.c:85)
[   30.335779][   T61]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.335872][   T61]  netif_state_change (net/core/dev.c:1605)
[   30.335995][   T61]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   30.336118][   T61]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   30.336268][   T61]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   30.336401][   T61]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   30.336523][   T61]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   30.336645][   T61]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.336767][   T61]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   30.336889][   T61]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   30.337011][   T61]  process_one_work (kernel/workqueue.c:3314)
[   30.337140][   T61]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   30.337261][   T61]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.337428][   T61]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   30.337550][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   30.337671][   T61]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   30.337795][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   30.337915][   T61]  kthread (kernel/kthread.c:436)
[   30.338007][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   30.338163][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   30.338304][   T61]  ret_from_fork (arch/x86/kernel/process.c:158)
[   30.338427][   T61]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   30.338577][   T61]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   30.338699][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   30.338827][   T61]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   33.231658][  T799] tun2: deleting peer with id 11, reason 1
| [   33.232240][   T94] ------------[ cut here ]------------
| [   33.232789][   T94] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/94
| [   33.233430][   T94] Tainted: [W]=WARN
[   33.233569][   T94] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.233771][   T94] Workqueue: events_unbound linkwatch_event
[   33.233975][   T94] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.234189][   T94] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.234694][   T94] RSP: 0018:ffa00000005479e0 EFLAGS: 00010286
[   33.234895][   T94] RAX: 00000000ffffffa6 RBX: ff1100001943be00 RCX: 1ff40000000a8f02
[   33.235120][   T94] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001943beb8
[   33.235374][   T94] RBP: ff110000074b4000 R08: 1fe22000032877d8 R09: ff110000097f0ba8
[   33.235602][   T94] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   33.235827][   T94] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   33.236054][   T94] FS:  0000000000000000(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   33.236342][   T94] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.236545][   T94] CR2: 0000000031a58808 CR3: 0000000019e94001 CR4: 0000000000771ef0
[   33.236771][   T94] PKRU: 55555554
[   33.236910][   T94] Call Trace:
[   33.237049][   T94]  <TASK>
[   33.237159][   T94]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.237388][   T94]  ? notifier_call_chain (kernel/notifier.c:85)
[   33.237565][   T94]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.237709][   T94]  netif_state_change (net/core/dev.c:1605)
[   33.237881][   T94]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   33.238060][   T94]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   33.238263][   T94]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   33.238459][   T94]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   33.238628][   T94]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   33.238798][   T94]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.238969][   T94]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   33.239137][   T94]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   33.239332][   T94]  process_one_work (kernel/workqueue.c:3314)
[   33.239508][   T94]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   33.239677][   T94]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.239853][   T94]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   33.240028][   T94]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   33.240196][   T94]  kthread (kernel/kthread.c:436)
[   33.240365][   T94]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   33.240586][   T94]  ? kthread_affine_node (kernel/kthread.c:378)
[   33.240755][   T94]  ret_from_fork (arch/x86/kernel/process.c:158)
[   33.240926][   T94]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   33.241123][   T94]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   33.241315][   T94]  ? kthread_affine_node (kernel/kthread.c:378)
[   33.241489][   T94]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   44.404578][   T66] tun3: deleting peer with id 12, reason 2
| [   44.405252][   T38] ------------[ cut here ]------------
| [   44.405469][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38
| [   44.406100][   T38] Tainted: [W]=WARN
[   44.406244][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.406483][   T38] Workqueue: events_unbound linkwatch_event
[   44.406694][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.406904][   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
[   44.407427][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   44.407634][   T38] RAX: 00000000ffffffa6 RBX: ff11000015999700 RCX: 1ff4000000055f02
[   44.407868][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159997b8
[   44.408104][   T38] RBP: ff1100000d7b9000 R08: 1fe2200002b332f8 R09: ff11000001d92ea8
[   44.408362][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   44.408599][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   44.408833][   T38] FS:  0000000000000000(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   44.409100][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.409331][   T38] CR2: 00007f30f37bb010 CR3: 00000000193e7003 CR4: 0000000000771ef0
[   44.409577][   T38] PKRU: 55555554
[   44.409718][   T38] Call Trace:
[   44.409859][   T38]  <TASK>
[   44.409971][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.410147][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   44.410349][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.410498][   T38]  netif_state_change (net/core/dev.c:1605)
[   44.410672][   T38]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   44.410848][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   44.411097][   T38]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   44.411278][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   44.411478][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   44.411654][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.411831][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   44.412004][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   44.412177][   T38]  process_one_work (kernel/workqueue.c:3314)
[   44.412395][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   44.412574][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.412754][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   44.412931][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   44.413109][   T38]  kthread (kernel/kthread.c:436)
[   44.413252][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.413492][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   44.413666][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   44.413842][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   44.414046][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   44.414222][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   44.414429][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   44.596345][   T66] tun6: deleting peer with id 15, reason 2
| [   45.428527][   T61] ------------[ cut here ]------------
| [   45.428692][   T61] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/61
| [   45.429229][   T61] Tainted: [W]=WARN
[   45.429367][   T61] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.429531][   T61] Workqueue: events_unbound linkwatch_event
[   45.429694][   T61] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.429858][   T61] 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
[   45.430318][   T61] RSP: 0018:ffa000000041f9e0 EFLAGS: 00010286
[   45.430484][   T61] RAX: 00000000ffffffa6 RBX: ff11000015998040 RCX: 1ff4000000083f02
[   45.430671][   T61] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159980f8
[   45.430861][   T61] RBP: ff11000008431000 R08: 1fe2200002b33020 R09: ff110000053d0ba8
[   45.431048][   T61] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   45.431237][   T61] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   45.431441][   T61] FS:  0000000000000000(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   45.431660][   T61] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.431819][   T61] CR2: 00007f337e08f2a0 CR3: 000000002b749004 CR4: 0000000000771ef0
[   45.432006][   T61] PKRU: 55555554
[   45.432099][   T61] Call Trace:
[   45.432193][   T61]  <TASK>
[   45.432259][   T61]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.432402][   T61]  ? notifier_call_chain (kernel/notifier.c:85)
[   45.432532][   T61]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.432629][   T61]  netif_state_change (net/core/dev.c:1605)
[   45.432756][   T61]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   45.432882][   T61]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   45.433044][   T61]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   45.433173][   T61]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   45.433314][   T61]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   45.433443][   T61]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.433571][   T61]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   45.433696][   T61]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   45.433825][   T61]  process_one_work (kernel/workqueue.c:3314)
[   45.433954][   T61]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   45.434078][   T61]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.434206][   T61]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   45.434351][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   45.434478][   T61]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   45.434605][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   45.434730][   T61]  kthread (kernel/kthread.c:436)
[   45.434824][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   45.434981][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   45.435108][   T61]  ret_from_fork (arch/x86/kernel/process.c:158)
[   45.435235][   T61]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   45.435407][   T61]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   45.435534][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   45.435658][   T61]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   45.436856][   T61] ---[ end trace 0000000000000000 ]---
| [   45.437175][   T61] ------------[ cut here ]------------
| [   45.437323][   T61] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/61
| [   45.437848][   T61] Tainted: [W]=WARN
[   45.437944][   T61] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.438100][   T61] Workqueue: events_unbound linkwatch_event
[   45.438258][   T61] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.438434][   T61] 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
[   45.438880][   T61] RSP: 0018:ffa000000041f9e0 EFLAGS: 00010286
[   45.439035][   T61] RAX: 00000000ffffffa6 RBX: ff11000015b3a580 RCX: 1ff4000000083f02
[   45.439220][   T61] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015b3a638
[   45.439424][   T61] RBP: ff1100001021c000 R08: 1fe2200002b674c8 R09: ff110000053d0ba8
[   45.439611][   T61] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   45.439795][   T61] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   45.439984][   T61] FS:  0000000000000000(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   45.440202][   T61] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.440376][   T61] CR2: 00007f337e08f2a0 CR3: 000000002b749004 CR4: 0000000000771ef0
[   45.440562][   T61] PKRU: 55555554
[   45.440656][   T61] Call Trace:
[   45.440753][   T61]  <TASK>
[   45.440818][   T61]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.440944][   T61]  ? notifier_call_chain (kernel/notifier.c:85)
[   45.441070][   T61]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.441166][   T61]  netif_state_change (net/core/dev.c:1605)
[   45.441291][   T61]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   45.441429][   T61]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   45.441587][   T61]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   45.441712][   T61]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   45.441837][   T61]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   45.441962][   T61]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.442089][   T61]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   45.442215][   T61]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   45.442352][   T61]  process_one_work (kernel/workqueue.c:3314)
[   45.442480][   T61]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   45.442604][   T61]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.442732][   T61]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   45.442857][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   45.442980][   T61]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   45.443108][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   45.443232][   T61]  kthread (kernel/kthread.c:436)
[   45.443342][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   45.443496][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   45.443620][   T61]  ret_from_fork (arch/x86/kernel/process.c:158)
[   45.443745][   T61]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   45.443900][   T61]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   45.444026][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   45.444153][   T61]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   45.445387][   T61] ---[ end trace 0000000000000000 ]---
| [   45.445759][   T61] ------------[ cut here ]------------
| [   45.445881][   T61] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/61
| [   45.446414][   T61] Tainted: [W]=WARN
[   45.446507][   T61] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.446662][   T61] Workqueue: events_unbound linkwatch_event
[   45.446821][   T61] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.446983][   T61] 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
[   45.447520][   T61] RSP: 0018:ffa000000041f9e0 EFLAGS: 00010286
[   45.447674][   T61] RAX: 00000000ffffffa6 RBX: ff1100000da45540 RCX: 1ff4000000083f02
[   45.447936][   T61] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000da455f8
[   45.448121][   T61] RBP: ff11000008a29000 R08: 1fe2200001b48ac0 R09: ff110000053d0ba8
[   45.448346][   T61] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   45.448546][   T61] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   45.448733][   T61] FS:  0000000000000000(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   45.449027][   T61] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.449183][   T61] CR2: 00007f337e08f2a0 CR3: 000000002b749004 CR4: 0000000000771ef0
[   45.449382][   T61] PKRU: 55555554
[   45.449551][   T61] Call Trace:
[   45.449646][   T61]  <TASK>
[   45.449710][   T61]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.449833][   T61]  ? notifier_call_chain (kernel/notifier.c:85)
[   45.449958][   T61]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.450127][   T61]  netif_state_change (net/core/dev.c:1605)
[   45.450252][   T61]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   45.450390][   T61]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   45.450545][   T61]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   45.450744][   T61]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   45.450866][   T61]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   45.450991][   T61]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.451117][   T61]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   45.451329][   T61]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   45.451456][   T61]  process_one_work (kernel/workqueue.c:3314)
[   45.451583][   T61]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   45.451709][   T61]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.451914][   T61]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   45.452041][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   45.452165][   T61]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   45.452290][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   45.452506][   T61]  kthread (kernel/kthread.c:436)
[   45.452599][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   45.452753][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   45.452879][   T61]  ret_from_fork (arch/x86/kernel/process.c:158)
[   45.453078][   T61]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   45.453232][   T61]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   45.453370][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   45.453496][   T61]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   45.454836][   T61] ---[ end trace 0000000000000000 ]---
| [   47.594236][  T980] ------------[ cut here ]------------
| [   47.594476][  T980] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/980
| [   47.595059][  T980] Tainted: [W]=WARN
[   47.595214][  T980] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.595548][  T980] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.595856][  T980] 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
[   47.596473][  T980] RSP: 0018:ffa0000000967058 EFLAGS: 00010286
[   47.596758][  T980] RAX: 00000000ffffffa6 RBX: ff110000095d0040 RCX: 1ff400000012cdd1
[   47.597081][  T980] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000095d00f8
[   47.597341][  T980] RBP: ff11000001dc4000 R08: 1fe22000012ba020 R09: ff110000197e8b58
[   47.597581][  T980] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   47.597816][  T980] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005824000
[   47.598054][  T980] FS:  00007f0c24e08840(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   47.598351][  T980] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.598561][  T980] CR2: 0000000029604988 CR3: 0000000019c64005 CR4: 0000000000771ef0
[   47.598799][  T980] PKRU: 55555554
[   47.598942][  T980] Call Trace:
[   47.599085][  T980]  <TASK>
[   47.599200][  T980]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.599405][  T980]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.599552][  T980]  netif_close_many (net/core/dev.c:1804)
[   47.599729][  T980]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.599904][  T980]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.600080][  T980]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.600255][  T980]  ? __dev_close_many (net/core/dev.c:1781)
[   47.600469][  T980]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.600678][  T980]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.600889][  T980]  ? 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)
[   47.601069][  T980]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.601276][  T980]  ? 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)
[   47.601479][  T980]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.601653][  T980]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.601866][  T980]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.602043][  T980]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.602217][  T980]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.602423][  T980]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.602601][  T980]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.602774][  T980]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.602961][  T980]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.603136][  T980]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.603339][  T980]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.603524][  T980]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.603707][  T980]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.603883][  T980]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.604064][  T980]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.604238][  T980]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.604449][  T980]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.604632][  T980]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.604808][  T980]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.604982][  T980]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.605154][  T980]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.605350][  T980]  ? register_snap_client (net/802/psnap.c:136)
[   47.605531][  T980]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.605712][  T980]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.605889][  T980]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.606069][  T980]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.606246][  T980]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.606456][  T980]  ? 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))
[   47.606637][  T980]  ? 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))
[   47.606818][  T980]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.606997][  T980]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.607170][  T980]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.607373][  T980]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.607553][  T980]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.607727][  T980]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.607906][  T980]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.608082][  T980]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.608255][  T980]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.608491][  T980]  ? move_addr_to_kernel (net/socket.c:258)
[   47.608667][  T980]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.608846][  T980]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.609022][  T980]  ___sys_sendmsg (net/socket.c:2752)
[   47.609200][  T980]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.609438][  T980]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.609627][  T980]  __sys_sendmsg (net/socket.c:2784)
[   47.609808][  T980]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.609985][  T980]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.610198][  T980]  ? 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)
[   47.610404][  T980]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.610583][  T980]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.610758][  T980]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.610933][  T980]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.611107][  T980]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.611337][  T980] RIP: 0033:0x7f0c2504208e
[   47.611520][  T980] 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
[   47.612012][  T980] RSP: 002b:00007ffc30654f30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.612251][  T980] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f0c2504208e
[   47.612520][  T980] RDX: 0000000000000000 RSI: 00007ffc30654fe0 RDI: 0000000000000005
[   47.612757][  T980] RBP: 00007ffc30654f40 R08: 0000000000000000 R09: 0000000000000000
[   47.612990][  T980] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c6
[   47.613223][  T980] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc306556b0
| [   47.614880][  T980] ---[ end trace 0000000000000000 ]---
| [   47.622846][  T980] ------------[ cut here ]------------
| [   47.623012][  T980] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/980
| [   47.623530][  T980] Tainted: [W]=WARN
[   47.623629][  T980] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.623789][  T980] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.623954][  T980] 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
[   47.624424][  T980] RSP: 0018:ffa0000000967058 EFLAGS: 00010286
[   47.624586][  T980] RAX: 00000000ffffffa6 RBX: ff1100000da458c0 RCX: 1ff400000012cdd1
[   47.624779][  T980] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000da45978
[   47.624973][  T980] RBP: ff11000005824000 R08: 1fe2200001b48b30 R09: ff110000197e8b58
[   47.625162][  T980] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   47.625368][  T980] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000009670f0
[   47.625558][  T980] FS:  00007f0c24e08840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   47.625781][  T980] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.625941][  T980] CR2: 00007f527d2bff98 CR3: 0000000019c64005 CR4: 0000000000771ef0
[   47.626131][  T980] PKRU: 55555554
[   47.626226][  T980] Call Trace:
[   47.626333][  T980]  <TASK>
[   47.626399][  T980]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.626532][  T980]  ? notifier_call_chain (kernel/notifier.c:85)
[   47.626661][  T980]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.626758][  T980]  netif_close_many (net/core/dev.c:1804)
[   47.626886][  T980]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.627010][  T980]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.627138][  T980]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.627265][  T980]  ? __dev_close_many (net/core/dev.c:1781)
[   47.627412][  T980]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.627571][  T980]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.627731][  T980]  ? 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)
[   47.627858][  T980]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.628015][  T980]  ? 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)
[   47.628143][  T980]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.628270][  T980]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.628449][  T980]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.628583][  T980]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.628716][  T980]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.628844][  T980]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.628972][  T980]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.629098][  T980]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.629240][  T980]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.629381][  T980]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.629511][  T980]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.629637][  T980]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.629766][  T980]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.629899][  T980]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.630031][  T980]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.630159][  T980]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.630287][  T980]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.630428][  T980]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.630557][  T980]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.630683][  T980]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.630809][  T980]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.630934][  T980]  ? register_snap_client (net/802/psnap.c:136)
[   47.631061][  T980]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.631187][  T980]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.631331][  T980]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.631458][  T980]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.631585][  T980]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.631716][  T980]  ? 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))
[   47.631843][  T980]  ? 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))
[   47.631971][  T980]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.632099][  T980]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.632230][  T980]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.632376][  T980]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.632505][  T980]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.632636][  T980]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.632769][  T980]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.632898][  T980]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.633025][  T980]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.633189][  T980]  ? move_addr_to_kernel (net/socket.c:258)
[   47.633336][  T980]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.633466][  T980]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.633593][  T980]  ___sys_sendmsg (net/socket.c:2752)
[   47.633720][  T980]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.633878][  T980]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.634014][  T980]  __sys_sendmsg (net/socket.c:2784)
[   47.634140][  T980]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.634264][  T980]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.634438][  T980]  ? 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)
[   47.634565][  T980]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.634693][  T980]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.634822][  T980]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.634948][  T980]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.635074][  T980]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.635233][  T980] RIP: 0033:0x7f0c2504208e
[   47.635379][  T980] 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
[   47.635830][  T980] RSP: 002b:00007ffc30654f30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.636019][  T980] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f0c2504208e
[   47.636211][  T980] RDX: 0000000000000000 RSI: 00007ffc30654fe0 RDI: 0000000000000005
[   47.636411][  T980] RBP: 00007ffc30654f40 R08: 0000000000000000 R09: 0000000000000000
[   47.636598][  T980] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c6
[   47.636787][  T980] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc306556b0
| [   47.638063][  T980] ---[ end trace 0000000000000000 ]---
| [   47.640363][  T980] ------------[ cut here ]------------
| [   47.640513][  T980] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/980
| [   47.640994][  T980] Tainted: [W]=WARN
[   47.641088][  T980] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.641241][  T980] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.641681][  T980] 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
[   47.642115][  T980] RSP: 0018:ffa0000000967188 EFLAGS: 00010286
[   47.642268][  T980] RAX: 00000000ffffffa6 RBX: ff110000103db380 RCX: 1ff400000012cdf7
[   47.642581][  T980] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000103db438
[   47.642765][  T980] RBP: ff11000001dc4000 R08: 1fe220000207b688 R09: ff110000197e8b58
[   47.642946][  T980] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   47.643150][  T980] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.643470][  T980] FS:  00007f0c24e08840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   47.643688][  T980] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.643843][  T980] CR2: 00007f527d2bff98 CR3: 0000000019c64005 CR4: 0000000000771ef0
[   47.644026][  T980] PKRU: 55555554
[   47.644123][  T980] Call Trace:
[   47.644215][  T980]  <TASK>
[   47.644277][  T980]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.644512][  T980]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.644663][  T980]  ? 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)
[   47.644784][  T980]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.644905][  T980]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.645060][  T980]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.645182][  T980]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.645380][  T980]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.645504][  T980]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.645624][  T980]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.645759][  T980]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.645881][  T980]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.646003][  T980]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.646131][  T980]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.646259][  T980]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.646439][  T980]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.646560][  T980]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.646681][  T980]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.646804][  T980]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.646925][  T980]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.647051][  T980]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.647178][  T980]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.647358][  T980]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.647482][  T980]  ? register_snap_client (net/802/psnap.c:136)
[   47.647605][  T980]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.647725][  T980]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.647849][  T980]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.647973][  T980]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.648100][  T980]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.648227][  T980]  ? 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))
[   47.648408][  T980]  ? 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))
[   47.648530][  T980]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.648656][  T980]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.648779][  T980]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.648903][  T980]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.649033][  T980]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.649156][  T980]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.649278][  T980]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.649460][  T980]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.649582][  T980]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.649733][  T980]  ? move_addr_to_kernel (net/socket.c:258)
[   47.649856][  T980]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.649980][  T980]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.650107][  T980]  ___sys_sendmsg (net/socket.c:2752)
[   47.650233][  T980]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.650444][  T980]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.650580][  T980]  __sys_sendmsg (net/socket.c:2784)
[   47.650704][  T980]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.650826][  T980]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.650980][  T980]  ? 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)
[   47.651103][  T980]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.651226][  T980]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.651409][  T980]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.651532][  T980]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.651655][  T980]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.651811][  T980] RIP: 0033:0x7f0c2504208e
[   47.651944][  T980] 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
[   47.652441][  T980] RSP: 002b:00007ffc30654f30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.652627][  T980] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f0c2504208e
[   47.652815][  T980] RDX: 0000000000000000 RSI: 00007ffc30654fe0 RDI: 0000000000000005
[   47.652998][  T980] RBP: 00007ffc30654f40 R08: 0000000000000000 R09: 0000000000000000
[   47.653180][  T980] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c6
[   47.653426][  T980] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc306556b0
| [   47.654710][  T980] ---[ end trace 0000000000000000 ]---
| [   47.656577][  T980] ------------[ cut here ]------------
| [   47.656731][  T980] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/980
| [   47.657195][  T980] Tainted: [W]=WARN
[   47.657288][  T980] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.657460][  T980] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.657619][  T980] 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
[   47.658047][  T980] RSP: 0018:ffa0000000967188 EFLAGS: 00010286
[   47.658202][  T980] RAX: 00000000ffffffa6 RBX: ff110000103dac80 RCX: 1ff400000012cdf7
[   47.658402][  T980] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000103dad38
[   47.658583][  T980] RBP: ff11000005824000 R08: 1fe220000207b5a8 R09: ff110000197e8b58
[   47.658763][  T980] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   47.658944][  T980] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.659124][  T980] FS:  00007f0c24e08840(0000) GS:ff110000a7930000(0000) knlGS:0000000000000000
[   47.659349][  T980] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.659505][  T980] CR2: 00005559f984cd5c CR3: 0000000019c64002 CR4: 0000000000771ef0
[   47.659696][  T980] PKRU: 55555554
[   47.659786][  T980] Call Trace:
[   47.659876][  T980]  <TASK>
[   47.659944][  T980]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.660098][  T980]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.660248][  T980]  ? 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)
[   47.660387][  T980]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.660510][  T980]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.660667][  T980]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.660789][  T980]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.660915][  T980]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.661038][  T980]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.661158][  T980]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.661323][  T980]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.661444][  T980]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.661566][  T980]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.661688][  T980]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.661810][  T980]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.661929][  T980]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.662050][  T980]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.662171][  T980]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.662294][  T980]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.662431][  T980]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.662552][  T980]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.662675][  T980]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.662794][  T980]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.662914][  T980]  ? register_snap_client (net/802/psnap.c:136)
[   47.663037][  T980]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.663157][  T980]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.663279][  T980]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.663416][  T980]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.663547][  T980]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.663671][  T980]  ? 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))
[   47.663795][  T980]  ? 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))
[   47.663922][  T980]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.664043][  T980]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.664169][  T980]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.664294][  T980]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.664429][  T980]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.664551][  T980]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.664672][  T980]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.664793][  T980]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.664913][  T980]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.665062][  T980]  ? move_addr_to_kernel (net/socket.c:258)
[   47.665184][  T980]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.665314][  T980]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.665441][  T980]  ___sys_sendmsg (net/socket.c:2752)
[   47.665561][  T980]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.665712][  T980]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.665842][  T980]  __sys_sendmsg (net/socket.c:2784)
[   47.665964][  T980]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.666085][  T980]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.666239][  T980]  ? 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)
[   47.666375][  T980]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.666502][  T980]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.666624][  T980]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.666744][  T980]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.666864][  T980]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.667014][  T980] RIP: 0033:0x7f0c2504208e
[   47.667141][  T980] 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
[   47.667582][  T980] RSP: 002b:00007ffc30654f30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.667764][  T980] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f0c2504208e
[   47.667954][  T980] RDX: 0000000000000000 RSI: 00007ffc30654fe0 RDI: 0000000000000005
[   47.668135][  T980] RBP: 00007ffc30654f40 R08: 0000000000000000 R09: 0000000000000000
[   47.668329][  T980] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c6
[   47.668515][  T980] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc306556b0
| [   47.669735][  T980] ---[ end trace 0000000000000000 ]---
| [   47.715931][  T981] ------------[ cut here ]------------
| [   47.716088][  T981] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/981
| [   47.716582][  T981] Tainted: [W]=WARN
[   47.716684][  T981] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.716851][  T981] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.717015][  T981] 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
[   47.717478][  T981] RSP: 0018:ffa0000000967058 EFLAGS: 00010286
[   47.717639][  T981] RAX: 00000000ffffffa6 RBX: ff11000015998740 RCX: 1ff400000012cdd1
[   47.717829][  T981] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000159987f8
[   47.718019][  T981] RBP: ff110000024bc000 R08: 1fe2200002b33100 R09: ff110000197ed158
[   47.718207][  T981] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   47.718408][  T981] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008221000
[   47.718600][  T981] FS:  00007f10fc740840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   47.718820][  T981] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.718979][  T981] CR2: 00007f10fca101a0 CR3: 0000000005e5d003 CR4: 0000000000771ef0
[   47.719168][  T981] PKRU: 55555554
[   47.719264][  T981] Call Trace:
[   47.719460][  T981]  <TASK>
[   47.719531][  T981]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.719659][  T981]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.719756][  T981]  netif_close_many (net/core/dev.c:1804)
[   47.719882][  T981]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.720008][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.720135][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.720261][  T981]  ? __dev_close_many (net/core/dev.c:1781)
[   47.720474][  T981]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.720633][  T981]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.720792][  T981]  ? 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)
[   47.720918][  T981]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.721076][  T981]  ? 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)
[   47.721203][  T981]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.721414][  T981]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.721572][  T981]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.721702][  T981]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.721829][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.721956][  T981]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.722083][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.722211][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.722457][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.722584][  T981]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.722716][  T981]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.722846][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.722978][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.723108][  T981]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.723234][  T981]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.723447][  T981]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.723573][  T981]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.723700][  T981]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.723829][  T981]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.723963][  T981]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.724089][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.724216][  T981]  ? register_snap_client (net/802/psnap.c:136)
[   47.724420][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.724546][  T981]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.724673][  T981]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.724800][  T981]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.724934][  T981]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.725063][  T981]  ? 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))
[   47.725188][  T981]  ? 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))
[   47.725399][  T981]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.725526][  T981]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.725654][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.725788][  T981]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.725918][  T981]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.726047][  T981]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.726176][  T981]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.726347][  T981]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.726473][  T981]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.726632][  T981]  ? move_addr_to_kernel (net/socket.c:258)
[   47.726763][  T981]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.726890][  T981]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.727017][  T981]  ___sys_sendmsg (net/socket.c:2752)
[   47.727142][  T981]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.727310][  T981]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.727452][  T981]  __sys_sendmsg (net/socket.c:2784)
[   47.727579][  T981]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.727704][  T981]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.727864][  T981]  ? 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)
[   47.727990][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.728116][  T981]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.728244][  T981]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.728382][  T981]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.728508][  T981]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.728664][  T981] RIP: 0033:0x7f10fc97a08e
[   47.728795][  T981] 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
[   47.729253][  T981] RSP: 002b:00007ffefce848f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.729466][  T981] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f10fc97a08e
[   47.729662][  T981] RDX: 0000000000000000 RSI: 00007ffefce849a0 RDI: 0000000000000005
[   47.729858][  T981] RBP: 00007ffefce84900 R08: 0000000000000000 R09: 0000000000000000
[   47.730047][  T981] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c7
[   47.730235][  T981] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefce85070
| [   47.731521][  T981] ---[ end trace 0000000000000000 ]---
| [   47.732963][  T981] ------------[ cut here ]------------
| [   47.733094][  T981] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/981
| [   47.733584][  T981] Tainted: [W]=WARN
[   47.733679][  T981] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.733837][  T981] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.734000][  T981] 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
[   47.734471][  T981] RSP: 0018:ffa0000000967058 EFLAGS: 00010286
[   47.734633][  T981] RAX: 00000000ffffffa6 RBX: ff11000015b46580 RCX: 1ff400000012cdd1
[   47.734820][  T981] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015b46638
[   47.735007][  T981] RBP: ff11000008221000 R08: 1fe2200002b68cc8 R09: ff110000197ed158
[   47.735197][  T981] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   47.735407][  T981] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000009670f0
[   47.735603][  T981] FS:  00007f10fc740840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   47.735832][  T981] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.735992][  T981] CR2: 00007f527d2bff98 CR3: 0000000005e5d001 CR4: 0000000000771ef0
[   47.736180][  T981] PKRU: 55555554
[   47.736273][  T981] Call Trace:
[   47.736385][  T981]  <TASK>
[   47.736450][  T981]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.736581][  T981]  ? notifier_call_chain (kernel/notifier.c:85)
[   47.736709][  T981]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.736805][  T981]  netif_close_many (net/core/dev.c:1804)
[   47.736934][  T981]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.737058][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.737183][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.737314][  T981]  ? __dev_close_many (net/core/dev.c:1781)
[   47.737444][  T981]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.737603][  T981]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.737760][  T981]  ? 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)
[   47.737885][  T981]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.738043][  T981]  ? 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)
[   47.738172][  T981]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.738307][  T981]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.738473][  T981]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.738606][  T981]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.738737][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.738868][  T981]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.738997][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.739122][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.739261][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.739405][  T981]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.739537][  T981]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.739664][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.739792][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.739922][  T981]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.740050][  T981]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.740175][  T981]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.740308][  T981]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.740439][  T981]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.740566][  T981]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.740691][  T981]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.740822][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.740954][  T981]  ? register_snap_client (net/802/psnap.c:136)
[   47.741084][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.741214][  T981]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.741355][  T981]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.741483][  T981]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.741612][  T981]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.741745][  T981]  ? 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))
[   47.741870][  T981]  ? 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))
[   47.741998][  T981]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.742124][  T981]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.742248][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.742617][  T981]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.742746][  T981]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.742878][  T981]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.743010][  T981]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.743141][  T981]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.743271][  T981]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.743535][  T981]  ? move_addr_to_kernel (net/socket.c:258)
[   47.743667][  T981]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.743794][  T981]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.743923][  T981]  ___sys_sendmsg (net/socket.c:2752)
[   47.744048][  T981]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.744206][  T981]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.744506][  T981]  __sys_sendmsg (net/socket.c:2784)
[   47.744640][  T981]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.744766][  T981]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.744924][  T981]  ? 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)
[   47.745050][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.745177][  T981]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.745336][  T981]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.745463][  T981]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.745589][  T981]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.745747][  T981] RIP: 0033:0x7f10fc97a08e
[   47.745883][  T981] 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
[   47.746362][  T981] RSP: 002b:00007ffefce848f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.746558][  T981] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f10fc97a08e
[   47.746752][  T981] RDX: 0000000000000000 RSI: 00007ffefce849a0 RDI: 0000000000000005
[   47.746940][  T981] RBP: 00007ffefce84900 R08: 0000000000000000 R09: 0000000000000000
[   47.747128][  T981] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c7
[   47.747331][  T981] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefce85070
| [   47.748625][  T981] ---[ end trace 0000000000000000 ]---
| [   47.750878][  T981] ------------[ cut here ]------------
| [   47.751056][  T981] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/981
| [   47.751634][  T981] Tainted: [W]=WARN
[   47.751771][  T981] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.751972][  T981] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.752178][  T981] 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
[   47.752700][  T981] RSP: 0018:ffa0000000967188 EFLAGS: 00010286
[   47.752904][  T981] RAX: 00000000ffffffa6 RBX: ff110000091aaac0 RCX: 1ff400000012cdf7
[   47.753140][  T981] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000091aab78
[   47.753401][  T981] RBP: ff110000024bc000 R08: 1fe2200001235570 R09: ff110000197ed158
[   47.753628][  T981] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   47.753855][  T981] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.754086][  T981] FS:  00007f10fc740840(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   47.754376][  T981] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.754581][  T981] CR2: 0000000029604988 CR3: 0000000005e5d001 CR4: 0000000000771ef0
[   47.754816][  T981] PKRU: 55555554
[   47.754955][  T981] Call Trace:
[   47.755099][  T981]  <TASK>
[   47.755209][  T981]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.755446][  T981]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.755646][  T981]  ? 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)
[   47.755814][  T981]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.755980][  T981]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.756181][  T981]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.756377][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.756550][  T981]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.756721][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.756892][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.757078][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.757248][  T981]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.757451][  T981]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.757621][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.757793][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.757966][  T981]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.758133][  T981]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.758324][  T981]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.758497][  T981]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.758666][  T981]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.758834][  T981]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.759002][  T981]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.759172][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.759363][  T981]  ? register_snap_client (net/802/psnap.c:136)
[   47.759536][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.759703][  T981]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.759871][  T981]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.760039][  T981]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.760207][  T981]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.760407][  T981]  ? 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))
[   47.760576][  T981]  ? 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))
[   47.760745][  T981]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.760915][  T981]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.761083][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.761252][  T981]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.761450][  T981]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.761619][  T981]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.761792][  T981]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.761961][  T981]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.762131][  T981]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.762353][  T981]  ? move_addr_to_kernel (net/socket.c:258)
[   47.762526][  T981]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.762694][  T981]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.762863][  T981]  ___sys_sendmsg (net/socket.c:2752)
[   47.763032][  T981]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.763231][  T981]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.763436][  T981]  __sys_sendmsg (net/socket.c:2784)
[   47.763606][  T981]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.763772][  T981]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.763972][  T981]  ? 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)
[   47.764139][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.764339][  T981]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.764509][  T981]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.764677][  T981]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.764846][  T981]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.765042][  T981] RIP: 0033:0x7f10fc97a08e
[   47.765214][  T981] 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
[   47.765722][  T981] RSP: 002b:00007ffefce848f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.765950][  T981] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f10fc97a08e
[   47.766177][  T981] RDX: 0000000000000000 RSI: 00007ffefce849a0 RDI: 0000000000000005
[   47.766433][  T981] RBP: 00007ffefce84900 R08: 0000000000000000 R09: 0000000000000000
[   47.766662][  T981] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c7
[   47.766887][  T981] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefce85070
| [   47.768488][  T981] ---[ end trace 0000000000000000 ]---
| [   47.770079][  T981] ------------[ cut here ]------------
| [   47.770245][  T981] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/981
| [   47.770824][  T981] Tainted: [W]=WARN
[   47.770965][  T981] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.771162][  T981] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.771398][  T981] 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
[   47.771875][  T981] RSP: 0018:ffa0000000967188 EFLAGS: 00010286
[   47.772075][  T981] RAX: 00000000ffffffa6 RBX: ff110000091aba80 RCX: 1ff400000012cdf7
[   47.772325][  T981] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000091abb38
[   47.772556][  T981] RBP: ff11000008221000 R08: 1fe2200001235768 R09: ff110000197ed158
[   47.772784][  T981] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   47.773012][  T981] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.773241][  T981] FS:  00007f10fc740840(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   47.773573][  T981] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.773774][  T981] CR2: 0000000029604988 CR3: 0000000005e5d001 CR4: 0000000000771ef0
[   47.774003][  T981] PKRU: 55555554
[   47.774143][  T981] Call Trace:
[   47.774282][  T981]  <TASK>
[   47.774420][  T981]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.774622][  T981]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.774819][  T981]  ? 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)
[   47.774987][  T981]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.775156][  T981]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.775387][  T981]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.775560][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.775728][  T981]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.775896][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.776064][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.776247][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.776443][  T981]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.776615][  T981]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.776785][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.776957][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.777124][  T981]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.777294][  T981]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.777491][  T981]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.777661][  T981]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.777830][  T981]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.778002][  T981]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.778173][  T981]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.778372][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.778543][  T981]  ? register_snap_client (net/802/psnap.c:136)
[   47.778713][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.778880][  T981]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.779050][  T981]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.779220][  T981]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.779424][  T981]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.779598][  T981]  ? 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))
[   47.779766][  T981]  ? 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))
[   47.779936][  T981]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.780107][  T981]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.780276][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.780473][  T981]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.780645][  T981]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.780816][  T981]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.780985][  T981]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.781155][  T981]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.781345][  T981]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.781544][  T981]  ? move_addr_to_kernel (net/socket.c:258)
[   47.781714][  T981]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.781882][  T981]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.782056][  T981]  ___sys_sendmsg (net/socket.c:2752)
[   47.782222][  T981]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.782454][  T981]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.782633][  T981]  __sys_sendmsg (net/socket.c:2784)
[   47.782802][  T981]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.782970][  T981]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.783170][  T981]  ? 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)
[   47.783364][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.783535][  T981]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.783703][  T981]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.783870][  T981]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.784038][  T981]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.784233][  T981] RIP: 0033:0x7f10fc97a08e
[   47.784434][  T981] 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
[   47.784908][  T981] RSP: 002b:00007ffefce848f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.785136][  T981] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f10fc97a08e
[   47.785393][  T981] RDX: 0000000000000000 RSI: 00007ffefce849a0 RDI: 0000000000000005
[   47.785624][  T981] RBP: 00007ffefce84900 R08: 0000000000000000 R09: 0000000000000000
[   47.785849][  T981] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c7
[   47.786075][  T981] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefce85070
| [   47.787656][  T981] ---[ end trace 0000000000000000 ]---
| [   47.829521][  T982] ------------[ cut here ]------------
| [   47.829671][  T982] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/982
| [   47.830154][  T982] Tainted: [W]=WARN
[   47.830249][  T982] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.830427][  T982] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.830592][  T982] 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
[   47.831039][  T982] RSP: 0018:ffa0000001fc7058 EFLAGS: 00010286
[   47.831199][  T982] RAX: 00000000ffffffa6 RBX: ff11000004cbcac0 RCX: 1ff40000003f8dd1
[   47.831403][  T982] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004cbcb78
[   47.831591][  T982] RBP: ff11000019079000 R08: 1fe2200000997970 R09: ff110000197eae58
[   47.831780][  T982] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   47.831968][  T982] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001907c000
[   47.832156][  T982] FS:  00007facb25f2840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   47.832396][  T982] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.832554][  T982] CR2: 00007facb28c21a0 CR3: 0000000015b5f003 CR4: 0000000000771ef0
[   47.832745][  T982] PKRU: 55555554
[   47.832840][  T982] Call Trace:
[   47.832935][  T982]  <TASK>
[   47.833000][  T982]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.833129][  T982]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.833226][  T982]  netif_close_many (net/core/dev.c:1804)
[   47.833368][  T982]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.833493][  T982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.833619][  T982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.833747][  T982]  ? __dev_close_many (net/core/dev.c:1781)
[   47.833874][  T982]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.834031][  T982]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.834189][  T982]  ? 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)
[   47.834330][  T982]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.834488][  T982]  ? 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)
[   47.834613][  T982]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.834740][  T982]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.834898][  T982]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.835025][  T982]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.835152][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.835278][  T982]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.835419][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.835545][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.835685][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.835810][  T982]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.835936][  T982]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.836061][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.836189][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.836330][  T982]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.836455][  T982]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.836581][  T982]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.836709][  T982]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.836834][  T982]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.836961][  T982]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.837086][  T982]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.837211][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.837347][  T982]  ? register_snap_client (net/802/psnap.c:136)
[   47.837475][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.837602][  T982]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.837728][  T982]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.837853][  T982]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.837980][  T982]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.838108][  T982]  ? 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))
[   47.838233][  T982]  ? 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))
[   47.838374][  T982]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.838501][  T982]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.838628][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.838755][  T982]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.838882][  T982]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.839008][  T982]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.839135][  T982]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.839261][  T982]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.839400][  T982]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.839558][  T982]  ? move_addr_to_kernel (net/socket.c:258)
[   47.839686][  T982]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.839813][  T982]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.839941][  T982]  ___sys_sendmsg (net/socket.c:2752)
[   47.840066][  T982]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.840223][  T982]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.840375][  T982]  __sys_sendmsg (net/socket.c:2784)
[   47.840503][  T982]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.840629][  T982]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.840787][  T982]  ? 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)
[   47.840912][  T982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.841038][  T982]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.841163][  T982]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.841290][  T982]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.841439][  T982]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.841598][  T982] RIP: 0033:0x7facb282c08e
[   47.841730][  T982] 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
[   47.842178][  T982] RSP: 002b:00007ffe17184db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.842381][  T982] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007facb282c08e
[   47.842569][  T982] RDX: 0000000000000000 RSI: 00007ffe17184e60 RDI: 0000000000000005
[   47.842758][  T982] RBP: 00007ffe17184dc0 R08: 0000000000000000 R09: 0000000000000000
[   47.842946][  T982] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c7
[   47.843134][  T982] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe17185530
| [   47.844437][  T982] ---[ end trace 0000000000000000 ]---
| [   47.845899][  T982] ------------[ cut here ]------------
| [   47.846030][  T982] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/982
| [   47.846987][  T982] Tainted: [W]=WARN
[   47.847085][  T982] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.847248][  T982] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.847434][  T982] 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
[   47.847889][  T982] RSP: 0018:ffa0000001fc7058 EFLAGS: 00010286
[   47.848056][  T982] RAX: 00000000ffffffa6 RBX: ff1100001589e740 RCX: 1ff40000003f8dd1
[   47.848248][  T982] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001589e7f8
[   47.848456][  T982] RBP: ff1100001907c000 R08: 1fe2200002b13d00 R09: ff110000197eae58
[   47.848646][  T982] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   47.848836][  T982] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000001fc70f0
[   47.849027][  T982] FS:  00007facb25f2840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   47.849253][  T982] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.849429][  T982] CR2: 00007facb28c21a0 CR3: 0000000015b5f003 CR4: 0000000000771ef0
[   47.849621][  T982] PKRU: 55555554
[   47.849715][  T982] Call Trace:
[   47.849810][  T982]  <TASK>
[   47.849875][  T982]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.850003][  T982]  ? notifier_call_chain (kernel/notifier.c:85)
[   47.850133][  T982]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.850232][  T982]  netif_close_many (net/core/dev.c:1804)
[   47.850375][  T982]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.850504][  T982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.850634][  T982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.850765][  T982]  ? __dev_close_many (net/core/dev.c:1781)
[   47.850896][  T982]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.851060][  T982]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.851227][  T982]  ? 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)
[   47.851377][  T982]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.851535][  T982]  ? 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)
[   47.851660][  T982]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.851786][  T982]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.851943][  T982]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.852071][  T982]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.852202][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.852341][  T982]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.852468][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.852595][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.852734][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.852859][  T982]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.852984][  T982]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.853111][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.853238][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.853377][  T982]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.853504][  T982]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.853629][  T982]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.853755][  T982]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.853881][  T982]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.854007][  T982]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.854135][  T982]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.854260][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.854399][  T982]  ? register_snap_client (net/802/psnap.c:136)
[   47.854526][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.854652][  T982]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.854779][  T982]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.854904][  T982]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.855031][  T982]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.855163][  T982]  ? 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))
[   47.855287][  T982]  ? 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))
[   47.855428][  T982]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.855556][  T982]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.855682][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.855810][  T982]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.855938][  T982]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.856066][  T982]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.856194][  T982]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.856333][  T982]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.856460][  T982]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.856617][  T982]  ? move_addr_to_kernel (net/socket.c:258)
[   47.856743][  T982]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.856869][  T982]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.856999][  T982]  ___sys_sendmsg (net/socket.c:2752)
[   47.857124][  T982]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.857280][  T982]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.857430][  T982]  __sys_sendmsg (net/socket.c:2784)
[   47.857556][  T982]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.857681][  T982]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.857840][  T982]  ? 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)
[   47.857968][  T982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.858095][  T982]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.858221][  T982]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.858360][  T982]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.858487][  T982]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.858643][  T982] RIP: 0033:0x7facb282c08e
[   47.858774][  T982] 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
[   47.859223][  T982] RSP: 002b:00007ffe17184db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.859431][  T982] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007facb282c08e
[   47.859619][  T982] RDX: 0000000000000000 RSI: 00007ffe17184e60 RDI: 0000000000000005
[   47.859809][  T982] RBP: 00007ffe17184dc0 R08: 0000000000000000 R09: 0000000000000000
[   47.859997][  T982] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c7
[   47.860186][  T982] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe17185530
| [   47.861463][  T982] ---[ end trace 0000000000000000 ]---
| [   47.863189][  T982] ------------[ cut here ]------------
| [   47.863873][  T982] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/982
| [   47.864395][  T982] Tainted: [W]=WARN
[   47.864489][  T982] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.864641][  T982] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.864801][  T982] 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
[   47.865333][  T982] RSP: 0018:ffa0000001fc7188 EFLAGS: 00010286
[   47.865489][  T982] RAX: 00000000ffffffa6 RBX: ff11000015aacc80 RCX: 1ff40000003f8df7
[   47.865670][  T982] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015aacd38
[   47.865852][  T982] RBP: ff11000019079000 R08: 1fe2200002b559a8 R09: ff110000197eae58
[   47.866034][  T982] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   47.866218][  T982] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.866493][  T982] FS:  00007facb25f2840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   47.866708][  T982] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.866862][  T982] CR2: 00007facb28c21a0 CR3: 0000000015b5f003 CR4: 0000000000771ef0
[   47.867056][  T982] PKRU: 55555554
[   47.867148][  T982] Call Trace:
[   47.867239][  T982]  <TASK>
[   47.867361][  T982]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.867517][  T982]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.867666][  T982]  ? 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)
[   47.867789][  T982]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.867910][  T982]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.868067][  T982]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.868191][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.868373][  T982]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.868496][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.868617][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.868752][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.868872][  T982]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.868994][  T982]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.869126][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.869248][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.869427][  T982]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.869548][  T982]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.869669][  T982]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.869791][  T982]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.869912][  T982]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.870035][  T982]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.870157][  T982]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.870277][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.870457][  T982]  ? register_snap_client (net/802/psnap.c:136)
[   47.870580][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.870702][  T982]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.870824][  T982]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.870945][  T982]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.871073][  T982]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.871197][  T982]  ? 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))
[   47.871378][  T982]  ? 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))
[   47.871500][  T982]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.871623][  T982]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.871745][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.871868][  T982]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.871992][  T982]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.872115][  T982]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.872238][  T982]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.872420][  T982]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.872540][  T982]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.872689][  T982]  ? move_addr_to_kernel (net/socket.c:258)
[   47.872812][  T982]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.872936][  T982]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.873059][  T982]  ___sys_sendmsg (net/socket.c:2752)
[   47.873182][  T982]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.873395][  T982]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.873526][  T982]  __sys_sendmsg (net/socket.c:2784)
[   47.873647][  T982]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.873768][  T982]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.873923][  T982]  ? 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)
[   47.874045][  T982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.874169][  T982]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.874291][  T982]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.874470][  T982]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.874592][  T982]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.874743][  T982] RIP: 0033:0x7facb282c08e
[   47.874870][  T982] 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
[   47.875364][  T982] RSP: 002b:00007ffe17184db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.875548][  T982] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007facb282c08e
[   47.875729][  T982] RDX: 0000000000000000 RSI: 00007ffe17184e60 RDI: 0000000000000005
[   47.875911][  T982] RBP: 00007ffe17184dc0 R08: 0000000000000000 R09: 0000000000000000
[   47.876092][  T982] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c7
[   47.876273][  T982] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe17185530
| [   47.877611][  T982] ---[ end trace 0000000000000000 ]---
| [   47.885280][  T982] ------------[ cut here ]------------
| [   47.885434][  T982] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/982
| [   47.885897][  T982] Tainted: [W]=WARN
[   47.885989][  T982] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.886151][  T982] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.886331][  T982] 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
[   47.886763][  T982] RSP: 0018:ffa0000001fc7188 EFLAGS: 00010286
[   47.886917][  T982] RAX: 00000000ffffffa6 RBX: ff11000015aadc40 RCX: 1ff40000003f8df7
[   47.887100][  T982] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015aadcf8
[   47.887281][  T982] RBP: ff1100001907c000 R08: 1fe2200002b55ba0 R09: ff110000197eae58
[   47.887483][  T982] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   47.887665][  T982] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.887849][  T982] FS:  00007facb25f2840(0000) GS:ff110000a7930000(0000) knlGS:0000000000000000
[   47.888062][  T982] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.888228][  T982] CR2: 00005559f984cd5c CR3: 0000000015b5f004 CR4: 0000000000771ef0
[   47.888425][  T982] PKRU: 55555554
[   47.888516][  T982] Call Trace:
[   47.888606][  T982]  <TASK>
[   47.888674][  T982]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.888833][  T982]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.888983][  T982]  ? 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)
[   47.889105][  T982]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.889226][  T982]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.889400][  T982]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.889521][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.889644][  T982]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.889767][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.889887][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.890020][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.890140][  T982]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.890260][  T982]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.890395][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.890517][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.890642][  T982]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.890765][  T982]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.890884][  T982]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.891006][  T982]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.891128][  T982]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.891249][  T982]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.891386][  T982]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.891506][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.891627][  T982]  ? register_snap_client (net/802/psnap.c:136)
[   47.891750][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.891871][  T982]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.891992][  T982]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.892112][  T982]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.892233][  T982]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.892451][  T982]  ? 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))
[   47.892661][  T982]  ? 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))
[   47.892786][  T982]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.892908][  T982]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.893029][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.893151][  T982]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.893274][  T982]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.893492][  T982]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.893645][  T982]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.893766][  T982]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.893892][  T982]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.894041][  T982]  ? move_addr_to_kernel (net/socket.c:258)
[   47.894162][  T982]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.894283][  T982]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.894522][  T982]  ___sys_sendmsg (net/socket.c:2752)
[   47.894641][  T982]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.894791][  T982]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.894920][  T982]  __sys_sendmsg (net/socket.c:2784)
[   47.895040][  T982]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.895164][  T982]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.895420][  T982]  ? 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)
[   47.895542][  T982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.895663][  T982]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.895783][  T982]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.895905][  T982]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.896025][  T982]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.896173][  T982] RIP: 0033:0x7facb282c08e
[   47.896411][  T982] 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
[   47.896842][  T982] RSP: 002b:00007ffe17184db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.897024][  T982] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007facb282c08e
[   47.897207][  T982] RDX: 0000000000000000 RSI: 00007ffe17184e60 RDI: 0000000000000005
[   47.897495][  T982] RBP: 00007ffe17184dc0 R08: 0000000000000000 R09: 0000000000000000
[   47.897680][  T982] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c7
[   47.897860][  T982] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe17185530
| [   47.899183][  T982] ---[ end trace 0000000000000000 ]---
| [   47.941162][  T983] ------------[ cut here ]------------
| [   47.941762][  T983] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/983
| [   47.942253][  T983] Tainted: [W]=WARN
[   47.942367][  T983] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.942531][  T983] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.942705][  T983] 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
[   47.943168][  T983] RSP: 0018:ffa0000000967058 EFLAGS: 00010286
[   47.943350][  T983] RAX: 00000000ffffffa6 RBX: ff11000005e54c80 RCX: 1ff400000012cdd1
[   47.943545][  T983] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e54d38
[   47.943739][  T983] RBP: ff11000008219000 R08: 1fe2200000bca9a8 R09: ff1100001b150b58
[   47.943933][  T983] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   47.944124][  T983] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010311000
[   47.944335][  T983] FS:  00007f2a19dc6840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   47.944561][  T983] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.944723][  T983] CR2: 000000002cf85988 CR3: 00000000193f9005 CR4: 0000000000771ef0
[   47.944917][  T983] PKRU: 55555554
[   47.945014][  T983] Call Trace:
[   47.945111][  T983]  <TASK>
[   47.945179][  T983]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.945321][  T983]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.945420][  T983]  netif_close_many (net/core/dev.c:1804)
[   47.945549][  T983]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.945675][  T983]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.945803][  T983]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.945932][  T983]  ? __dev_close_many (net/core/dev.c:1781)
[   47.946060][  T983]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.946223][  T983]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.946400][  T983]  ? 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)
[   47.946528][  T983]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.946688][  T983]  ? 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)
[   47.946817][  T983]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.946945][  T983]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.947109][  T983]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.947241][  T983]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.947384][  T983]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.947513][  T983]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.947642][  T983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.947770][  T983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.947912][  T983]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.948039][  T983]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.948168][  T983]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.948306][  T983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.948443][  T983]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.948570][  T983]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.948698][  T983]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.948826][  T983]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.948955][  T983]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.949085][  T983]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.949214][  T983]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.949355][  T983]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.949483][  T983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.949611][  T983]  ? register_snap_client (net/802/psnap.c:136)
[   47.949740][  T983]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.949867][  T983]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.949997][  T983]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.950124][  T983]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.950253][  T983]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.950398][  T983]  ? 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))
[   47.950528][  T983]  ? 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))
[   47.950658][  T983]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.950787][  T983]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.950916][  T983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.951047][  T983]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.951177][  T983]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.951314][  T983]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.951450][  T983]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.951579][  T983]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.951708][  T983]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.951867][  T983]  ? move_addr_to_kernel (net/socket.c:258)
[   47.951995][  T983]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.952125][  T983]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.952254][  T983]  ___sys_sendmsg (net/socket.c:2752)
[   47.952400][  T983]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.952560][  T983]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.952699][  T983]  __sys_sendmsg (net/socket.c:2784)
[   47.952828][  T983]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.952955][  T983]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.953116][  T983]  ? 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)
[   47.953244][  T983]  ? 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)
[   47.953387][  T983]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.953517][  T983]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.953646][  T983]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.953774][  T983]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.953901][  T983]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.954059][  T983] RIP: 0033:0x7f2a1a00008e
[   47.954192][  T983] 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
[   47.954661][  T983] RSP: 002b:00007ffed362c320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.954856][  T983] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f2a1a00008e
[   47.955048][  T983] RDX: 0000000000000000 RSI: 00007ffed362c3d0 RDI: 0000000000000005
[   47.955237][  T983] RBP: 00007ffed362c330 R08: 0000000000000000 R09: 0000000000000000
[   47.955444][  T983] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c7
[   47.955635][  T983] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed362caa0
| [   47.956917][  T983] ---[ end trace 0000000000000000 ]---
| [   47.959069][  T983] ------------[ cut here ]------------
| [   47.959203][  T983] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/983
| [   47.959700][  T983] Tainted: [W]=WARN
[   47.959798][  T983] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.959960][  T983] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.960126][  T983] 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
[   47.960601][  T983] RSP: 0018:ffa0000000967058 EFLAGS: 00010286
[   47.960765][  T983] RAX: 00000000ffffffa6 RBX: ff11000008b82c80 RCX: 1ff400000012cdd1
[   47.960958][  T983] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008b82d38
[   47.961156][  T983] RBP: ff11000010311000 R08: 1fe22000011705a8 R09: ff1100001b150b58
[   47.961360][  T983] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   47.961553][  T983] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000009670f0
[   47.961744][  T983] FS:  00007f2a19dc6840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   47.961967][  T983] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.962129][  T983] CR2: 000000002cf85988 CR3: 00000000193f9005 CR4: 0000000000771ef0
[   47.962337][  T983] PKRU: 55555554
[   47.962435][  T983] Call Trace:
[   47.962531][  T983]  <TASK>
[   47.962596][  T983]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.962723][  T983]  ? notifier_call_chain (kernel/notifier.c:85)
[   47.962852][  T983]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.962952][  T983]  netif_close_many (net/core/dev.c:1804)
[   47.963081][  T983]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.963209][  T983]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.963405][  T983]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.963534][  T983]  ? __dev_close_many (net/core/dev.c:1781)
[   47.963663][  T983]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.963823][  T983]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.963985][  T983]  ? 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)
[   47.964113][  T983]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.964272][  T983]  ? 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)
[   47.964469][  T983]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.964598][  T983]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.964761][  T983]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.964891][  T983]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.965019][  T983]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.965148][  T983]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.965276][  T983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.965465][  T983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.965607][  T983]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.965734][  T983]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.965860][  T983]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.965987][  T983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.966117][  T983]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.966244][  T983]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.966448][  T983]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.966576][  T983]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.966704][  T983]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.966831][  T983]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.966958][  T983]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.967084][  T983]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.967211][  T983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.967418][  T983]  ? register_snap_client (net/802/psnap.c:136)
[   47.967547][  T983]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.967673][  T983]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.967800][  T983]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.967928][  T983]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.968056][  T983]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.968186][  T983]  ? 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))
[   47.968460][  T983]  ? 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))
[   47.968591][  T983]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.968720][  T983]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.968848][  T983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.968977][  T983]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.969105][  T983]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.969233][  T983]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.969437][  T983]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.969565][  T983]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.969692][  T983]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.969848][  T983]  ? move_addr_to_kernel (net/socket.c:258)
[   47.969976][  T983]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.970104][  T983]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.970235][  T983]  ___sys_sendmsg (net/socket.c:2752)
[   47.970456][  T983]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.970615][  T983]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.970753][  T983]  __sys_sendmsg (net/socket.c:2784)
[   47.970880][  T983]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.971006][  T983]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.971166][  T983]  ? 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)
[   47.971294][  T983]  ? 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)
[   47.971507][  T983]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.971635][  T983]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.971762][  T983]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.971889][  T983]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.972016][  T983]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.972174][  T983] RIP: 0033:0x7f2a1a00008e
[   47.972370][  T983] 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
[   47.972824][  T983] RSP: 002b:00007ffed362c320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.973017][  T983] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f2a1a00008e
[   47.973206][  T983] RDX: 0000000000000000 RSI: 00007ffed362c3d0 RDI: 0000000000000005
[   47.973460][  T983] RBP: 00007ffed362c330 R08: 0000000000000000 R09: 0000000000000000
[   47.973650][  T983] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c7
[   47.973840][  T983] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed362caa0
| [   47.975167][  T983] ---[ end trace 0000000000000000 ]---
| [   47.983647][  T983] ------------[ cut here ]------------
| [   47.983828][  T983] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/983
| [   47.984420][  T983] Tainted: [W]=WARN
[   47.984563][  T983] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.984766][  T983] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.984980][  T983] 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
[   47.985492][  T983] RSP: 0018:ffa0000000967188 EFLAGS: 00010286
[   47.985695][  T983] RAX: 00000000ffffffa6 RBX: ff11000009383380 RCX: 1ff400000012cdf7
[   47.985929][  T983] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009383438
[   47.986158][  T983] RBP: ff11000008219000 R08: 1fe2200001270688 R09: ff1100001b150b58
[   47.986428][  T983] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   47.986660][  T983] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.986891][  T983] FS:  00007f2a19dc6840(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   47.987155][  T983] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.987412][  T983] CR2: 00005559f984cd5c CR3: 00000000193f9003 CR4: 0000000000771ef0
[   47.987665][  T983] PKRU: 55555554
[   47.987804][  T983] Call Trace:
[   47.987942][  T983]  <TASK>
[   47.988051][  T983]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.988266][  T983]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.988626][  T983]  ? 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)
[   47.988846][  T983]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.989013][  T983]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.989215][  T983]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.989417][  T983]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.989591][  T983]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.989778][  T983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.989945][  T983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.990129][  T983]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.990314][  T983]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.990496][  T983]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.990668][  T983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.990839][  T983]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.991007][  T983]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.991180][  T983]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.991378][  T983]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.991549][  T983]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.991719][  T983]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.991889][  T983]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.992059][  T983]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.992229][  T983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.992425][  T983]  ? register_snap_client (net/802/psnap.c:136)
[   47.992603][  T983]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.992772][  T983]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.992941][  T983]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.993111][  T983]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.993281][  T983]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.993481][  T983]  ? 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))
[   47.993649][  T983]  ? 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))
[   47.993824][  T983]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.993994][  T983]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.994163][  T983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.994391][  T983]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.994768][  T983]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.995101][  T983]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.995267][  T983]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.995466][  T983]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.995642][  T983]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.995837][  T983]  ? move_addr_to_kernel (net/socket.c:258)
[   47.996008][  T983]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.996178][  T983]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.996378][  T983]  ___sys_sendmsg (net/socket.c:2752)
[   47.996547][  T983]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.996746][  T983]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.996928][  T983]  __sys_sendmsg (net/socket.c:2784)
[   47.997099][  T983]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.997268][  T983]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.997494][  T983]  ? 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)
[   47.997664][  T983]  ? 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)
[   47.997832][  T983]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.998003][  T983]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.998174][  T983]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.998372][  T983]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.998543][  T983]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.998739][  T983] RIP: 0033:0x7f2a1a00008e
[   47.998913][  T983] 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
[   47.999422][  T983] RSP: 002b:00007ffed362c320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.999657][  T983] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f2a1a00008e
[   47.999887][  T983] RDX: 0000000000000000 RSI: 00007ffed362c3d0 RDI: 0000000000000005
[   48.000115][  T983] RBP: 00007ffed362c330 R08: 0000000000000000 R09: 0000000000000000
[   48.000375][  T983] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c7
[   48.000603][  T983] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed362caa0
| [   48.002175][  T983] ---[ end trace 0000000000000000 ]---
| [   48.003805][  T983] ------------[ cut here ]------------
| [   48.003971][  T983] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/983
| [   48.004554][  T983] Tainted: [W]=WARN
[   48.004693][  T983] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.004896][  T983] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.005101][  T983] 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
[   48.005609][  T983] RSP: 0018:ffa0000000967188 EFLAGS: 00010286
[   48.005813][  T983] RAX: 00000000ffffffa6 RBX: ff1100000d646740 RCX: 1ff400000012cdf7
[   48.006042][  T983] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d6467f8
[   48.006269][  T983] RBP: ff11000010311000 R08: 1fe2200001ac8d00 R09: ff1100001b150b58
[   48.006532][  T983] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   48.006763][  T983] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.006992][  T983] FS:  00007f2a19dc6840(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   48.007252][  T983] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.007483][  T983] CR2: 00005559f984cd5c CR3: 00000000193f9003 CR4: 0000000000771ef0
[   48.007713][  T983] PKRU: 55555554
[   48.007854][  T983] Call Trace:
[   48.007991][  T983]  <TASK>
[   48.008101][  T983]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.008327][  T983]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.008528][  T983]  ? 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)
[   48.008697][  T983]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.008864][  T983]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.009065][  T983]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.009237][  T983]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.009435][  T983]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.009609][  T983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.009776][  T983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.009959][  T983]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.010126][  T983]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.010313][  T983]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.010492][  T983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.010666][  T983]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.010835][  T983]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.011004][  T983]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.011172][  T983]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.011368][  T983]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.011539][  T983]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.011709][  T983]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.011878][  T983]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.012049][  T983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.012221][  T983]  ? register_snap_client (net/802/psnap.c:136)
[   48.012425][  T983]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.012598][  T983]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.012768][  T983]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.012936][  T983]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.013106][  T983]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.013280][  T983]  ? 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))
[   48.013474][  T983]  ? 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))
[   48.013646][  T983]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.013815][  T983]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.013986][  T983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.014155][  T983]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.014350][  T983]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.014523][  T983]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.014696][  T983]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.014866][  T983]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.015035][  T983]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.015233][  T983]  ? move_addr_to_kernel (net/socket.c:258)
[   48.015431][  T983]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.015604][  T983]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.015774][  T983]  ___sys_sendmsg (net/socket.c:2752)
[   48.015946][  T983]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.016145][  T983]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.016347][  T983]  __sys_sendmsg (net/socket.c:2784)
[   48.016520][  T983]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.016687][  T983]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.016888][  T983]  ? 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)
[   48.017059][  T983]  ? 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)
[   48.017229][  T983]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.017431][  T983]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.017601][  T983]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.017767][  T983]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.017936][  T983]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.018132][  T983] RIP: 0033:0x7f2a1a00008e
[   48.018330][  T983] 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
[   48.018815][  T983] RSP: 002b:00007ffed362c320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.019044][  T983] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f2a1a00008e
[   48.019273][  T983] RDX: 0000000000000000 RSI: 00007ffed362c3d0 RDI: 0000000000000005
[   48.019529][  T983] RBP: 00007ffed362c330 R08: 0000000000000000 R09: 0000000000000000
[   48.019757][  T983] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c7
[   48.019985][  T983] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed362caa0
| [   48.021592][  T983] ---[ end trace 0000000000000000 ]---
| [   48.060964][  T984] ------------[ cut here ]------------
| [   48.061129][  T984] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/984
| [   48.062212][  T984] Tainted: [W]=WARN
[   48.062322][  T984] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.062484][  T984] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.062652][  T984] 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
[   48.063110][  T984] RSP: 0018:ffa0000000967058 EFLAGS: 00010286
[   48.063274][  T984] RAX: 00000000ffffffa6 RBX: ff1100000d647700 RCX: 1ff400000012cdd1
[   48.063480][  T984] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d6477b8
[   48.063673][  T984] RBP: ff11000008331000 R08: 1fe2200001ac8ef8 R09: ff1100001b152e58
[   48.063865][  T984] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   48.064057][  T984] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008a11000
[   48.064251][  T984] FS:  00007f0738dbd840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   48.064494][  T984] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.064659][  T984] CR2: 0000000025368988 CR3: 000000000d8a7005 CR4: 0000000000771ef0
[   48.064854][  T984] PKRU: 55555554
[   48.064950][  T984] Call Trace:
[   48.065045][  T984]  <TASK>
[   48.065112][  T984]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.065243][  T984]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.065353][  T984]  netif_close_many (net/core/dev.c:1804)
[   48.065484][  T984]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.065614][  T984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.065742][  T984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.065870][  T984]  ? __dev_close_many (net/core/dev.c:1781)
[   48.065999][  T984]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.066161][  T984]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   48.066334][  T984]  ? 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)
[   48.066464][  T984]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.066625][  T984]  ? 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)
[   48.066755][  T984]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.066884][  T984]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.067045][  T984]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.067176][  T984]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.067312][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.067448][  T984]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.067579][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.067708][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.067850][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.067978][  T984]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.068105][  T984]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.068232][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.068378][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.068508][  T984]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.068639][  T984]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.068767][  T984]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.068897][  T984]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.069024][  T984]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.069152][  T984]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.069279][  T984]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.069425][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.069554][  T984]  ? register_snap_client (net/802/psnap.c:136)
[   48.069683][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.069810][  T984]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.069939][  T984]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.070067][  T984]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.070196][  T984]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.070341][  T984]  ? 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))
[   48.070470][  T984]  ? 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))
[   48.070603][  T984]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.070732][  T984]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.070861][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.070991][  T984]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.071121][  T984]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.071250][  T984]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.071393][  T984]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.071523][  T984]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.071652][  T984]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.071812][  T984]  ? move_addr_to_kernel (net/socket.c:258)
[   48.071942][  T984]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.072071][  T984]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.072201][  T984]  ___sys_sendmsg (net/socket.c:2752)
[   48.072342][  T984]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.072503][  T984]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.072641][  T984]  __sys_sendmsg (net/socket.c:2784)
[   48.072770][  T984]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.072896][  T984]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.073057][  T984]  ? 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)
[   48.073185][  T984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.073330][  T984]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.073460][  T984]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.073588][  T984]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.073716][  T984]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.073878][  T984] RIP: 0033:0x7f0738ff708e
[   48.074011][  T984] 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
[   48.074486][  T984] RSP: 002b:00007ffccadeb180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.074682][  T984] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f0738ff708e
[   48.074874][  T984] RDX: 0000000000000000 RSI: 00007ffccadeb230 RDI: 0000000000000005
[   48.075064][  T984] RBP: 00007ffccadeb190 R08: 0000000000000000 R09: 0000000000000000
[   48.075255][  T984] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c7
[   48.075458][  T984] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccadeb900
| [   48.076745][  T984] ---[ end trace 0000000000000000 ]---
| [   48.078132][  T984] ------------[ cut here ]------------
| [   48.078263][  T984] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/984
| [   48.079200][  T984] Tainted: [W]=WARN
[   48.079307][  T984] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.079480][  T984] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.079651][  T984] 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
[   48.080107][  T984] RSP: 0018:ffa0000000967058 EFLAGS: 00010286
[   48.080272][  T984] RAX: 00000000ffffffa6 RBX: ff11000015a85540 RCX: 1ff400000012cdd1
[   48.080480][  T984] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015a855f8
[   48.080675][  T984] RBP: ff11000008a11000 R08: 1fe2200002b50ac0 R09: ff1100001b152e58
[   48.080867][  T984] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   48.081056][  T984] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000009670f0
[   48.081249][  T984] FS:  00007f0738dbd840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   48.081492][  T984] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.081653][  T984] CR2: 0000000025368988 CR3: 000000000d8a7005 CR4: 0000000000771ef0
[   48.081846][  T984] PKRU: 55555554
[   48.081944][  T984] Call Trace:
[   48.082043][  T984]  <TASK>
[   48.082110][  T984]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.082240][  T984]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.082382][  T984]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.082482][  T984]  netif_close_many (net/core/dev.c:1804)
[   48.082613][  T984]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.082743][  T984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.082873][  T984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.083006][  T984]  ? __dev_close_many (net/core/dev.c:1781)
[   48.083137][  T984]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.083308][  T984]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   48.083477][  T984]  ? 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)
[   48.083608][  T984]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.083772][  T984]  ? 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)
[   48.083899][  T984]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.084025][  T984]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.084185][  T984]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.084331][  T984]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.084461][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.084590][  T984]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.084721][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.084849][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.084992][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.085125][  T984]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.085255][  T984]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.085397][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.085525][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.085654][  T984]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.085786][  T984]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.085918][  T984]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.086053][  T984]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.086183][  T984]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.086326][  T984]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.086458][  T984]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.086588][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.086717][  T984]  ? register_snap_client (net/802/psnap.c:136)
[   48.086844][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.086969][  T984]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.087098][  T984]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.087224][  T984]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.087368][  T984]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.087500][  T984]  ? 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))
[   48.087631][  T984]  ? 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))
[   48.087762][  T984]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.087888][  T984]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.088016][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.088142][  T984]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.088269][  T984]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.088409][  T984]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.088537][  T984]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.088664][  T984]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.088790][  T984]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.088947][  T984]  ? move_addr_to_kernel (net/socket.c:258)
[   48.089076][  T984]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.089208][  T984]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.089349][  T984]  ___sys_sendmsg (net/socket.c:2752)
[   48.089477][  T984]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.089632][  T984]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.089768][  T984]  __sys_sendmsg (net/socket.c:2784)
[   48.089893][  T984]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.090020][  T984]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.090178][  T984]  ? 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)
[   48.090312][  T984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.090444][  T984]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.090570][  T984]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.090696][  T984]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.090822][  T984]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.090980][  T984] RIP: 0033:0x7f0738ff708e
[   48.091118][  T984] 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
[   48.091591][  T984] RSP: 002b:00007ffccadeb180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.091785][  T984] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f0738ff708e
[   48.091983][  T984] RDX: 0000000000000000 RSI: 00007ffccadeb230 RDI: 0000000000000005
[   48.092177][  T984] RBP: 00007ffccadeb190 R08: 0000000000000000 R09: 0000000000000000
[   48.092385][  T984] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c7
[   48.092581][  T984] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccadeb900
| [   48.093893][  T984] ---[ end trace 0000000000000000 ]---
| [   48.096024][  T984] ------------[ cut here ]------------
| [   48.096165][  T984] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/984
| [   48.096647][  T984] Tainted: [W]=WARN
[   48.096748][  T984] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.096901][  T984] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.097060][  T984] 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
[   48.097517][  T984] RSP: 0018:ffa0000000967188 EFLAGS: 00010286
[   48.097680][  T984] RAX: 00000000ffffffa6 RBX: ff1100000db31e00 RCX: 1ff400000012cdf7
[   48.097862][  T984] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000db31eb8
[   48.098052][  T984] RBP: ff11000008331000 R08: 1fe2200001b663d8 R09: ff1100001b152e58
[   48.098237][  T984] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   48.098447][  T984] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.098638][  T984] FS:  00007f0738dbd840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   48.098862][  T984] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.099016][  T984] CR2: 000000002cf85988 CR3: 000000000d8a7001 CR4: 0000000000771ef0
[   48.099199][  T984] PKRU: 55555554
[   48.099289][  T984] Call Trace:
[   48.099395][  T984]  <TASK>
[   48.099458][  T984]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.099612][  T984]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.099765][  T984]  ? 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)
[   48.099893][  T984]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.100014][  T984]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.100171][  T984]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.100294][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.100432][  T984]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.100555][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.100676][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.100813][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.100936][  T984]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.101057][  T984]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.101178][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.101310][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.101445][  T984]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.101566][  T984]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.101687][  T984]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.101811][  T984]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.101933][  T984]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.102053][  T984]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.102175][  T984]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.102306][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.102432][  T984]  ? register_snap_client (net/802/psnap.c:136)
[   48.102555][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.102677][  T984]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.102799][  T984]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.102920][  T984]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.103045][  T984]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.103173][  T984]  ? 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))
[   48.103309][  T984]  ? 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))
[   48.103445][  T984]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.103571][  T984]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.103698][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.103826][  T984]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.103949][  T984]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.104071][  T984]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.104195][  T984]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.104339][  T984]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.104467][  T984]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.104619][  T984]  ? move_addr_to_kernel (net/socket.c:258)
[   48.104743][  T984]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.104865][  T984]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.104987][  T984]  ___sys_sendmsg (net/socket.c:2752)
[   48.105108][  T984]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.105265][  T984]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.105417][  T984]  __sys_sendmsg (net/socket.c:2784)
[   48.105542][  T984]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.105664][  T984]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.105818][  T984]  ? 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)
[   48.105940][  T984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.106063][  T984]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.106189][  T984]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.106332][  T984]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.106459][  T984]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.106615][  T984] RIP: 0033:0x7f0738ff708e
[   48.106742][  T984] 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
[   48.107178][  T984] RSP: 002b:00007ffccadeb180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.107380][  T984] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f0738ff708e
[   48.107563][  T984] RDX: 0000000000000000 RSI: 00007ffccadeb230 RDI: 0000000000000005
[   48.107745][  T984] RBP: 00007ffccadeb190 R08: 0000000000000000 R09: 0000000000000000
[   48.107926][  T984] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c7
[   48.108112][  T984] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccadeb900
| [   48.109375][  T984] ---[ end trace 0000000000000000 ]---
| [   48.115863][  T984] ------------[ cut here ]------------
| [   48.116010][  T984] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/984
| [   48.116504][  T984] Tainted: [W]=WARN
[   48.116597][  T984] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.116749][  T984] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.116907][  T984] 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
[   48.117351][  T984] RSP: 0018:ffa0000000967188 EFLAGS: 00010286
[   48.117505][  T984] RAX: 00000000ffffffa6 RBX: ff11000005e50e40 RCX: 1ff400000012cdf7
[   48.117687][  T984] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e50ef8
[   48.117870][  T984] RBP: ff11000008a11000 R08: 1fe2200000bca1e0 R09: ff1100001b152e58
[   48.118060][  T984] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   48.118241][  T984] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.118436][  T984] FS:  00007f0738dbd840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   48.118653][  T984] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.118806][  T984] CR2: 000000002cf85988 CR3: 000000000d8a7001 CR4: 0000000000771ef0
[   48.118990][  T984] PKRU: 55555554
[   48.119090][  T984] Call Trace:
[   48.119185][  T984]  <TASK>
[   48.119248][  T984]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.119416][  T984]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.119567][  T984]  ? 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)
[   48.119688][  T984]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.119810][  T984]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.119964][  T984]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.120087][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.120208][  T984]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.120344][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.120465][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.120599][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.120720][  T984]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.120840][  T984]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.120962][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.121084][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.121205][  T984]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.121338][  T984]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.121462][  T984]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.121585][  T984]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.121711][  T984]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.121836][  T984]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.121963][  T984]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.122088][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.122214][  T984]  ? register_snap_client (net/802/psnap.c:136)
[   48.122353][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.122473][  T984]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.122596][  T984]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.122718][  T984]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.122839][  T984]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.122964][  T984]  ? 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))
[   48.123085][  T984]  ? 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))
[   48.123209][  T984]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.123345][  T984]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.123466][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.123590][  T984]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.123712][  T984]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.123833][  T984]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.123957][  T984]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.124078][  T984]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.124200][  T984]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.124368][  T984]  ? move_addr_to_kernel (net/socket.c:258)
[   48.124492][  T984]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.124615][  T984]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.124739][  T984]  ___sys_sendmsg (net/socket.c:2752)
[   48.124859][  T984]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.125010][  T984]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.125142][  T984]  __sys_sendmsg (net/socket.c:2784)
[   48.125265][  T984]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.125400][  T984]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.125556][  T984]  ? 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)
[   48.125677][  T984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.125800][  T984]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.125922][  T984]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.126042][  T984]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.126162][  T984]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.126328][  T984] RIP: 0033:0x7f0738ff708e
[   48.126455][  T984] 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
[   48.126892][  T984] RSP: 002b:00007ffccadeb180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.127075][  T984] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f0738ff708e
[   48.127257][  T984] RDX: 0000000000000000 RSI: 00007ffccadeb230 RDI: 0000000000000005
[   48.127454][  T984] RBP: 00007ffccadeb190 R08: 0000000000000000 R09: 0000000000000000
[   48.127634][  T984] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c7
[   48.127816][  T984] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccadeb900
| [   48.129035][  T984] ---[ end trace 0000000000000000 ]---
| [   48.169190][  T985] ------------[ cut here ]------------
| [   48.169374][  T985] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/985
| [   48.169851][  T985] Tainted: [W]=WARN
[   48.169974][  T985] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.170134][  T985] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.170322][  T985] 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
[   48.170779][  T985] RSP: 0018:ffa0000001dd7058 EFLAGS: 00010286
[   48.170944][  T985] RAX: 00000000ffffffa6 RBX: ff11000005e51e00 RCX: 1ff40000003badd1
[   48.171144][  T985] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e51eb8
[   48.171351][  T985] RBP: ff1100001908c000 R08: 1fe2200000bca3d8 R09: ff1100001b155158
[   48.171548][  T985] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   48.171735][  T985] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019089000
[   48.171922][  T985] FS:  00007f51b7af9840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   48.172144][  T985] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.172313][  T985] CR2: 0000000034d29988 CR3: 000000000c2aa001 CR4: 0000000000771ef0
[   48.172513][  T985] PKRU: 55555554
[   48.172609][  T985] Call Trace:
[   48.172704][  T985]  <TASK>
[   48.172770][  T985]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.172903][  T985]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.173002][  T985]  netif_close_many (net/core/dev.c:1804)
[   48.173158][  T985]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.173289][  T985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.173433][  T985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.173561][  T985]  ? __dev_close_many (net/core/dev.c:1781)
[   48.173689][  T985]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.173847][  T985]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   48.174007][  T985]  ? 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)
[   48.174133][  T985]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.174371][  T985]  ? 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)
[   48.174504][  T985]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.174628][  T985]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.174871][  T985]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.174999][  T985]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.175128][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.175259][  T985]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.175453][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.175583][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.175728][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.175854][  T985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.175984][  T985]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.176114][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.176244][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.176437][  T985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.176566][  T985]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.176698][  T985]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.176829][  T985]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.176958][  T985]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.177088][  T985]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.177221][  T985]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.177436][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.177568][  T985]  ? register_snap_client (net/802/psnap.c:136)
[   48.177697][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.177829][  T985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.177960][  T985]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.178086][  T985]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.178218][  T985]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.178454][  T985]  ? 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))
[   48.178586][  T985]  ? 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))
[   48.178721][  T985]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.178852][  T985]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.178985][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.179117][  T985]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.179250][  T985]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.179449][  T985]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.179577][  T985]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.179703][  T985]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.179830][  T985]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.179987][  T985]  ? move_addr_to_kernel (net/socket.c:258)
[   48.180114][  T985]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.180240][  T985]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.180413][  T985]  ___sys_sendmsg (net/socket.c:2752)
[   48.180540][  T985]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.180694][  T985]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.180830][  T985]  __sys_sendmsg (net/socket.c:2784)
[   48.180956][  T985]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.181083][  T985]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.181241][  T985]  ? 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)
[   48.181379][  T985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.181506][  T985]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.181635][  T985]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.181764][  T985]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.181895][  T985]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.182057][  T985] RIP: 0033:0x7f51b7d3308e
[   48.182196][  T985] 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
[   48.182669][  T985] RSP: 002b:00007ffcaf05b490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.182865][  T985] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f51b7d3308e
[   48.183054][  T985] RDX: 0000000000000000 RSI: 00007ffcaf05b540 RDI: 0000000000000005
[   48.183244][  T985] RBP: 00007ffcaf05b4a0 R08: 0000000000000000 R09: 0000000000000000
[   48.183445][  T985] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c7
[   48.183633][  T985] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcaf05bc10
| [   48.184909][  T985] ---[ end trace 0000000000000000 ]---
| [   48.193921][  T985] ------------[ cut here ]------------
| [   48.194078][  T985] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/985
| [   48.194566][  T985] Tainted: [W]=WARN
[   48.194663][  T985] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.194822][  T985] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.194986][  T985] 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
[   48.195453][  T985] RSP: 0018:ffa0000001dd7058 EFLAGS: 00010286
[   48.195613][  T985] RAX: 00000000ffffffa6 RBX: ff1100000b19bc40 RCX: 1ff40000003badd1
[   48.195802][  T985] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b19bcf8
[   48.195996][  T985] RBP: ff11000019089000 R08: 1fe22000016337a0 R09: ff1100001b155158
[   48.196183][  T985] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   48.196382][  T985] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000001dd70f0
[   48.196575][  T985] FS:  00007f51b7af9840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   48.196809][  T985] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.196973][  T985] CR2: 0000000034d29988 CR3: 000000000c2aa001 CR4: 0000000000771ef0
[   48.197172][  T985] PKRU: 55555554
[   48.197269][  T985] Call Trace:
[   48.197385][  T985]  <TASK>
[   48.197453][  T985]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.197585][  T985]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.197718][  T985]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.197817][  T985]  netif_close_many (net/core/dev.c:1804)
[   48.197950][  T985]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.198080][  T985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.198210][  T985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.198351][  T985]  ? __dev_close_many (net/core/dev.c:1781)
[   48.198482][  T985]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.198648][  T985]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   48.198816][  T985]  ? 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)
[   48.198948][  T985]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.199113][  T985]  ? 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)
[   48.199245][  T985]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.199387][  T985]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.199550][  T985]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.199684][  T985]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.199817][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.199949][  T985]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.200081][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.200210][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.200365][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.200496][  T985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.200626][  T985]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.200759][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.200890][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.201019][  T985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.201148][  T985]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.201273][  T985]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.201411][  T985]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.201537][  T985]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.201663][  T985]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.201792][  T985]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.201922][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.202050][  T985]  ? register_snap_client (net/802/psnap.c:136)
[   48.202177][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.202310][  T985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.202442][  T985]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.202567][  T985]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.202694][  T985]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.202825][  T985]  ? 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))
[   48.202950][  T985]  ? 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))
[   48.203079][  T985]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.203207][  T985]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.203347][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.203475][  T985]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.203602][  T985]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.203731][  T985]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.203859][  T985]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.203990][  T985]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.204119][  T985]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.204274][  T985]  ? move_addr_to_kernel (net/socket.c:258)
[   48.204412][  T985]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.204538][  T985]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.204666][  T985]  ___sys_sendmsg (net/socket.c:2752)
[   48.204792][  T985]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.204949][  T985]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.205084][  T985]  __sys_sendmsg (net/socket.c:2784)
[   48.205210][  T985]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.205347][  T985]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.205506][  T985]  ? 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)
[   48.205633][  T985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.205760][  T985]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.205885][  T985]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.206009][  T985]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.206135][  T985]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.206306][  T985] RIP: 0033:0x7f51b7d3308e
[   48.206448][  T985] 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
[   48.206905][  T985] RSP: 002b:00007ffcaf05b490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.207095][  T985] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f51b7d3308e
[   48.207281][  T985] RDX: 0000000000000000 RSI: 00007ffcaf05b540 RDI: 0000000000000005
[   48.207498][  T985] RBP: 00007ffcaf05b4a0 R08: 0000000000000000 R09: 0000000000000000
[   48.207686][  T985] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c7
[   48.207872][  T985] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcaf05bc10
| [   48.209138][  T985] ---[ end trace 0000000000000000 ]---
| [   48.211159][  T985] ------------[ cut here ]------------
| [   48.211312][  T985] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/985
| [   48.211785][  T985] Tainted: [W]=WARN
[   48.211882][  T985] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.212038][  T985] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.212197][  T985] 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
[   48.212648][  T985] RSP: 0018:ffa0000001dd7188 EFLAGS: 00010286
[   48.212801][  T985] RAX: 00000000ffffffa6 RBX: ff1100000c870580 RCX: 1ff40000003badf7
[   48.212984][  T985] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c870638
[   48.213167][  T985] RBP: ff1100001908c000 R08: 1fe220000190e0c8 R09: ff1100001b155158
[   48.213363][  T985] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   48.213546][  T985] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.213733][  T985] FS:  00007f51b7af9840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   48.213951][  T985] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.214103][  T985] CR2: 0000000034d29988 CR3: 000000000c2aa001 CR4: 0000000000771ef0
[   48.214291][  T985] PKRU: 55555554
[   48.215216][  T985] Call Trace:
[   48.215379][  T985]  <TASK>
[   48.215444][  T985]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.215654][  T985]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.215812][  T985]  ? 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)
[   48.215935][  T985]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.216055][  T985]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.216213][  T985]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.216392][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.216524][  T985]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.216655][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.216776][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.216910][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.217031][  T985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.217160][  T985]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.217286][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.217470][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.217591][  T985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.217710][  T985]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.217831][  T985]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.217953][  T985]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.218075][  T985]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.218199][  T985]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.218382][  T985]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.218508][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.218634][  T985]  ? register_snap_client (net/802/psnap.c:136)
[   48.218757][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.218877][  T985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.218998][  T985]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.219117][  T985]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.219245][  T985]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.219423][  T985]  ? 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))
[   48.219543][  T985]  ? 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))
[   48.219664][  T985]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.219786][  T985]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.219912][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.220038][  T985]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.220169][  T985]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.220295][  T985]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.220474][  T985]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.220600][  T985]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.220720][  T985]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.220876][  T985]  ? move_addr_to_kernel (net/socket.c:258)
[   48.221002][  T985]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.221126][  T985]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.221248][  T985]  ___sys_sendmsg (net/socket.c:2752)
[   48.221425][  T985]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.221576][  T985]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.221706][  T985]  __sys_sendmsg (net/socket.c:2784)
[   48.221828][  T985]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.221948][  T985]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.222116][  T985]  ? 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)
[   48.222242][  T985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.222422][  T985]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.222543][  T985]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.222665][  T985]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.222786][  T985]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.222936][  T985] RIP: 0033:0x7f51b7d3308e
[   48.223063][  T985] 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
[   48.223560][  T985] RSP: 002b:00007ffcaf05b490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.223743][  T985] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f51b7d3308e
[   48.223925][  T985] RDX: 0000000000000000 RSI: 00007ffcaf05b540 RDI: 0000000000000005
[   48.224109][  T985] RBP: 00007ffcaf05b4a0 R08: 0000000000000000 R09: 0000000000000000
[   48.224292][  T985] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c7
[   48.224565][  T985] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcaf05bc10
| [   48.225844][  T985] ---[ end trace 0000000000000000 ]---
| [   48.233574][  T985] ------------[ cut here ]------------
| [   48.233761][  T985] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/985
| [   48.234350][  T985] Tainted: [W]=WARN
[   48.234499][  T985] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.234702][  T985] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.234909][  T985] 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
[   48.235417][  T985] RSP: 0018:ffa0000001dd7188 EFLAGS: 00010286
[   48.235619][  T985] RAX: 00000000ffffffa6 RBX: ff1100000c871540 RCX: 1ff40000003badf7
[   48.235851][  T985] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8715f8
[   48.236078][  T985] RBP: ff11000019089000 R08: 1fe220000190e2c0 R09: ff1100001b155158
[   48.236394][  T985] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   48.236638][  T985] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.236874][  T985] FS:  00007f51b7af9840(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   48.237135][  T985] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.237363][  T985] CR2: 00005559f984cd5c CR3: 000000000c2aa005 CR4: 0000000000771ef0
[   48.237597][  T985] PKRU: 55555554
[   48.237736][  T985] Call Trace:
[   48.237873][  T985]  <TASK>
[   48.237986][  T985]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.238188][  T985]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.238419][  T985]  ? 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)
[   48.238589][  T985]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.238758][  T985]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.238960][  T985]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.239131][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.239328][  T985]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.239502][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.239670][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.239852][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.240020][  T985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.240189][  T985]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.240391][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.240563][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.240735][  T985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.240906][  T985]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.241075][  T985]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.241246][  T985]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.241513][  T985]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.241683][  T985]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.241852][  T985]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.242022][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.242194][  T985]  ? register_snap_client (net/802/psnap.c:136)
[   48.242399][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.242568][  T985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.242738][  T985]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.242906][  T985]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.243076][  T985]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.243248][  T985]  ? 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))
[   48.243449][  T985]  ? 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))
[   48.243621][  T985]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.243792][  T985]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.243961][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.244133][  T985]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.244328][  T985]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.244506][  T985]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.244677][  T985]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.244849][  T985]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.245018][  T985]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.245215][  T985]  ? move_addr_to_kernel (net/socket.c:258)
[   48.245417][  T985]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.245588][  T985]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.245758][  T985]  ___sys_sendmsg (net/socket.c:2752)
[   48.245926][  T985]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.246127][  T985]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.246335][  T985]  __sys_sendmsg (net/socket.c:2784)
[   48.246506][  T985]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.246675][  T985]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.246875][  T985]  ? 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)
[   48.247044][  T985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.247214][  T985]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.247420][  T985]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.247594][  T985]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.247764][  T985]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.247962][  T985] RIP: 0033:0x7f51b7d3308e
[   48.248136][  T985] 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
[   48.248655][  T985] RSP: 002b:00007ffcaf05b490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.248886][  T985] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f51b7d3308e
[   48.249113][  T985] RDX: 0000000000000000 RSI: 00007ffcaf05b540 RDI: 0000000000000005
[   48.249370][  T985] RBP: 00007ffcaf05b4a0 R08: 0000000000000000 R09: 0000000000000000
[   48.249602][  T985] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c7
[   48.249828][  T985] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcaf05bc10
| [   48.251420][  T985] ---[ end trace 0000000000000000 ]---
| [   48.432980][  T993] ------------[ cut here ]------------
| [   48.433167][  T993] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/993
| [   48.433690][  T993] Tainted: [W]=WARN
[   48.433794][  T993] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.433959][  T993] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.434140][  T993] 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
[   48.434637][  T993] RSP: 0018:ffa0000002067020 EFLAGS: 00010286
[   48.434810][  T993] RAX: 00000000ffffffa6 RBX: ff1100001974c580 RCX: 1ff400000040cdca
[   48.435013][  T993] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001974c638
[   48.435206][  T993] RBP: ff11000008a29000 R08: 1fe22000032e98c8 R09: ff1100000cb08b58
[   48.435421][  T993] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   48.435614][  T993] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008a29ce1
[   48.435811][  T993] FS:  00007f04e3a31840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   48.436040][  T993] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.436203][  T993] CR2: 00007f04e3d011a0 CR3: 000000000c26f002 CR4: 0000000000771ef0
[   48.436412][  T993] PKRU: 55555554
[   48.436512][  T993] Call Trace:
[   48.436610][  T993]  <TASK>
[   48.436678][  T993]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.436814][  T993]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.436915][  T993]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.437045][  T993]  __dev_notify_flags (net/core/dev.c:9787)
[   48.437182][  T993]  ? netif_change_name (net/core/dev.c:1495)
[   48.437333][  T993]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   48.437467][  T993]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   48.437598][  T993]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.437729][  T993]  ? 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))
[   48.437861][  T993]  netif_change_flags (net/core/dev.c:9820)
[   48.437992][  T993]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.438124][  T993]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.438255][  T993]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.438940][  T993]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.439075][  T993]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.439204][  T993]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.439406][  T993]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.439539][  T993]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.439670][  T993]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.439800][  T993]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.439930][  T993]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.440062][  T993]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.440192][  T993]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.440369][  T993]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.440499][  T993]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.440634][  T993]  ? __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)
[   48.440765][  T993]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.440896][  T993]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.441028][  T993]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.441160][  T993]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.441296][  T993]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.441440][  T993]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.441568][  T993]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.441697][  T993]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.441827][  T993]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.441955][  T993]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.442083][  T993]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.442213][  T993]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.442358][  T993]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.442488][  T993]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.442617][  T993]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.442747][  T993]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.442877][  T993]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.443004][  T993]  ? register_snap_client (net/802/psnap.c:136)
[   48.443136][  T993]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.443266][  T993]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.443409][  T993]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.443538][  T993]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.443666][  T993]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.443797][  T993]  ? 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))
[   48.443928][  T993]  ? 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))
[   48.444063][  T993]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.444195][  T993]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.444340][  T993]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.444470][  T993]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.444599][  T993]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.444729][  T993]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.444860][  T993]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.444989][  T993]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.445118][  T993]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.445278][  T993]  ? move_addr_to_kernel (net/socket.c:258)
[   48.445422][  T993]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.445551][  T993]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.445681][  T993]  ___sys_sendmsg (net/socket.c:2752)
[   48.445809][  T993]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.445971][  T993]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.446109][  T993]  __sys_sendmsg (net/socket.c:2784)
[   48.446240][  T993]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.446386][  T993]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.446551][  T993]  ? 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)
[   48.446679][  T993]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.446809][  T993]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.446939][  T993]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.447070][  T993]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.447199][  T993]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.447375][  T993] RIP: 0033:0x7f04e3c6b08e
[   48.447511][  T993] 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
[   48.447969][  T993] RSP: 002b:00007ffee10424a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.448165][  T993] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f04e3c6b08e
[   48.448375][  T993] RDX: 0000000000000000 RSI: 00007ffee1042550 RDI: 0000000000000005
[   48.448575][  T993] RBP: 00007ffee10424b0 R08: 0000000000000000 R09: 0000000000000000
[   48.448774][  T993] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c7
[   48.448978][  T993] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee1042c20
| [   48.450278][  T993] ---[ end trace 0000000000000000 ]---
| [   48.499632][  T994] ------------[ cut here ]------------
| [   48.499801][  T994] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ovpn-cli/994
| [   48.500345][  T994] Tainted: [W]=WARN
[   48.500438][  T994] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.500592][  T994] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.500751][  T994] 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
[   48.501189][  T994] RSP: 0018:ffa0000000f07188 EFLAGS: 00010286
[   48.501360][  T994] RAX: 00000000ffffffa6 RBX: ff1100001974dc40 RCX: 1ff40000001e0df7
[   48.501549][  T994] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001974dcf8
[   48.501732][  T994] RBP: ff11000008a29000 R08: 1fe22000032e9ba0 R09: ff1100000d548b58
[   48.501920][  T994] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   48.502102][  T994] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.502292][  T994] FS:  00007fce30cb4ec0(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   48.502521][  T994] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.502678][  T994] CR2: 00007fce31015004 CR3: 000000001a64e006 CR4: 0000000000771ef0
[   48.502864][  T994] PKRU: 55555554
[   48.502957][  T994] Call Trace:
[   48.503050][  T994]  <TASK>
[   48.503115][  T994]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.503271][  T994]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.503455][  T994]  ? 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)
[   48.503578][  T994]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.503703][  T994]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.503860][  T994]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.503984][  T994]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.504109][  T994]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.504233][  T994]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.504371][  T994]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.504509][  T994]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.504633][  T994]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.504754][  T994]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.504879][  T994]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.505004][  T994]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.505126][  T994]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.505250][  T994]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.505388][  T994]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.505512][  T994]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.505636][  T994]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.505759][  T994]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.505882][  T994]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.506018][  T994]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.506142][  T994]  ? register_snap_client (net/802/psnap.c:136)
[   48.506267][  T994]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.506474][  T994]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.506599][  T994]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.506721][  T994]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.506845][  T994]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.506971][  T994]  ? 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))
[   48.507092][  T994]  ? 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))
[   48.507216][  T994]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.507416][  T994]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.507549][  T994]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.507673][  T994]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.507797][  T994]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.507922][  T994]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.508047][  T994]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.508174][  T994]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.508386][  T994]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.508541][  T994]  ? move_addr_to_kernel (net/socket.c:258)
[   48.508743][  T994]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.508866][  T994]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.509019][  T994]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.509142][  T994]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.509385][  T994]  ___sys_sendmsg (net/socket.c:2752)
[   48.509511][  T994]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.509634][  T994]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.509762][  T994]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   48.509883][  T994]  ? do_getsockname (net/socket.c:2192)
[   48.510012][  T994]  __sys_sendmsg (net/socket.c:2784)
[   48.510140][  T994]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.510272][  T994]  ? __sys_getsockname (net/socket.c:2210)
[   48.510491][  T994]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.510620][  T994]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.510747][  T994]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.510870][  T994]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.510995][  T994]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.511148][  T994] RIP: 0033:0x7fce30d6908e
[   48.511276][  T994] 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
[   48.511782][  T994] RSP: 002b:00007ffde76a8ff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.511970][  T994] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fce30d6908e
[   48.512153][  T994] RDX: 0000000000000000 RSI: 00007ffde76a9070 RDI: 0000000000000005
[   48.512396][  T994] RBP: 00007ffde76a9000 R08: 0000000000000000 R09: 0000000000000000
[   48.512580][  T994] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde76ad778
[   48.512765][  T994] R13: 0000000000000003 R14: 00007fce31055000 R15: 000000000040bda8
| [   48.514043][  T994] ---[ end trace 0000000000000000 ]---
| [   48.547968][   T12] ------------[ cut here ]------------
| [   48.548151][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   48.548798][   T12] Tainted: [W]=WARN
[   48.548888][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.549038][   T12] Workqueue: netns cleanup_net
[   48.549164][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.549393][   T12] 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
[   48.549844][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   48.549993][   T12] RAX: 00000000ffffffa6 RBX: ff110000095d1380 RCX: 1ff4000000018eed
[   48.550174][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000095d1438
[   48.550430][   T12] RBP: ff110000084f9000 R08: 1fe22000012ba288 R09: ff11000001b0d1d0
[   48.550613][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.550791][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.550972][   T12] FS:  0000000000000000(0000) GS:ff110000a7930000(0000) knlGS:0000000000000000
[   48.551234][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.551409][   T12] CR2: 00007f527d0aeac0 CR3: 000000002b749002 CR4: 0000000000771ef0
[   48.551593][   T12] PKRU: 55555554
[   48.551682][   T12] Call Trace:
[   48.551772][   T12]  <TASK>
[   48.551837][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.551990][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.552139][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   48.552259][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   48.552395][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.552518][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   48.552637][   T12]  ? 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)
[   48.552758][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   48.552894][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.553010][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.553131][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   48.553251][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.553385][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.553504][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.553622][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.553743][   T12]  process_one_work (kernel/workqueue.c:3314)
[   48.553862][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.553979][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.554102][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.554223][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.554358][   T12]  kthread (kernel/kthread.c:436)
[   48.554448][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.554599][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.554717][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.554836][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.554984][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.555103][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.555227][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.556374][   T12] ---[ end trace 0000000000000000 ]---
| [   48.567993][   T12] ------------[ cut here ]------------
| [   48.568130][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   48.568662][   T12] Tainted: [W]=WARN
[   48.568753][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.568903][   T12] Workqueue: netns cleanup_net
[   48.569030][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.569186][   T12] 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
[   48.569638][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   48.569795][   T12] RAX: 00000000ffffffa6 RBX: ff110000095d0c80 RCX: 1ff4000000018ed5
[   48.569975][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000095d0d38
[   48.570154][   T12] RBP: ff11000008629000 R08: 1fe22000012ba1a8 R09: ff11000001b0d1d0
[   48.570347][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.570527][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.570784][   T12] FS:  0000000000000000(0000) GS:ff110000a7930000(0000) knlGS:0000000000000000
[   48.571025][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.571178][   T12] CR2: 00007f527d0aeac0 CR3: 000000002b749002 CR4: 0000000000771ef0
[   48.571388][   T12] PKRU: 55555554
[   48.571478][   T12] Call Trace:
[   48.571568][   T12]  <TASK>
[   48.571631][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.571790][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.571943][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.572066][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   48.572186][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   48.572314][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.572441][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   48.572583][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.572700][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.572821][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   48.572944][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.573062][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.573183][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.573311][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.573439][   T12]  process_one_work (kernel/workqueue.c:3314)
[   48.573562][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.573682][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.573808][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.573931][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.574051][   T12]  kthread (kernel/kthread.c:436)
[   48.574140][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.574289][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.574463][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.574583][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.574732][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.574853][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.574972][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.576116][   T12] ---[ end trace 0000000000000000 ]---
| [   48.593821][  T996] ------------[ cut here ]------------
| [   48.593977][  T996] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/996
| [   48.594498][  T996] Tainted: [W]=WARN
[   48.594600][  T996] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.594767][  T996] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.594939][  T996] 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
[   48.595422][  T996] RSP: 0018:ffa0000002077020 EFLAGS: 00010286
[   48.595589][  T996] RAX: 00000000ffffffa6 RBX: ff1100000da45c40 RCX: 1ff400000040edca
[   48.595784][  T996] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000da45cf8
[   48.595986][  T996] RBP: ff1100001021c000 R08: 1fe2200001b48ba0 R09: ff110000097f5158
[   48.596183][  T996] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   48.596397][  T996] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001021cce1
[   48.596595][  T996] FS:  00007f85ca887840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   48.596825][  T996] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.596990][  T996] CR2: 000000000bd13988 CR3: 000000000a5dc001 CR4: 0000000000771ef0
[   48.597187][  T996] PKRU: 55555554
[   48.597287][  T996] Call Trace:
[   48.597400][  T996]  <TASK>
[   48.597469][  T996]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.597605][  T996]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.597705][  T996]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.597837][  T996]  __dev_notify_flags (net/core/dev.c:9787)
[   48.597969][  T996]  ? netif_change_name (net/core/dev.c:1495)
[   48.598102][  T996]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   48.598235][  T996]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   48.598387][  T996]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.598518][  T996]  ? 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))
[   48.598653][  T996]  netif_change_flags (net/core/dev.c:9820)
[   48.598787][  T996]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.598920][  T996]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.599051][  T996]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.599217][  T996]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.599365][  T996]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.599496][  T996]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.599628][  T996]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.599761][  T996]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.599895][  T996]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.600026][  T996]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.600158][  T996]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.600291][  T996]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.600436][  T996]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.600569][  T996]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.600700][  T996]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.600832][  T996]  ? __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)
[   48.600965][  T996]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.601097][  T996]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.601233][  T996]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.601441][  T996]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.601578][  T996]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.601713][  T996]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.601844][  T996]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.601974][  T996]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.602107][  T996]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.602240][  T996]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.602448][  T996]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.602580][  T996]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.602711][  T996]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.602843][  T996]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.602973][  T996]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.603104][  T996]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.603234][  T996]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.603437][  T996]  ? register_snap_client (net/802/psnap.c:136)
[   48.603606][  T996]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.603736][  T996]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.603869][  T996]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.604001][  T996]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.604132][  T996]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.604266][  T996]  ? 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))
[   48.604417][  T996]  ? 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))
[   48.604551][  T996]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.604685][  T996]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.604821][  T996]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.604958][  T996]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.605094][  T996]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.605232][  T996]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.605386][  T996]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.605524][  T996]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.605658][  T996]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.605821][  T996]  ? move_addr_to_kernel (net/socket.c:258)
[   48.605953][  T996]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.606084][  T996]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.606217][  T996]  ___sys_sendmsg (net/socket.c:2752)
[   48.606365][  T996]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.606530][  T996]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.606672][  T996]  __sys_sendmsg (net/socket.c:2784)
[   48.606804][  T996]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.606935][  T996]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.607101][  T996]  ? 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)
[   48.607232][  T996]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.607378][  T996]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.607511][  T996]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.607641][  T996]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.607771][  T996]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.607934][  T996] RIP: 0033:0x7f85caac108e
[   48.608073][  T996] 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
[   48.608551][  T996] RSP: 002b:00007fff71e73e80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.608751][  T996] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f85caac108e
[   48.608949][  T996] RDX: 0000000000000000 RSI: 00007fff71e73f30 RDI: 0000000000000005
[   48.609147][  T996] RBP: 00007fff71e73e90 R08: 0000000000000000 R09: 0000000000000000
[   48.609361][  T996] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c7
[   48.609559][  T996] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff71e74600
| [   48.610875][  T996] ---[ end trace 0000000000000000 ]---
| [   48.666178][  T997] ------------[ cut here ]------------
| [   48.666387][  T997] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ovpn-cli/997
| [   48.666973][  T997] Tainted: [W]=WARN
[   48.667112][  T997] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.667336][  T997] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.667546][  T997] 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
[   48.668023][  T997] RSP: 0018:ffa0000002087188 EFLAGS: 00010286
[   48.668224][  T997] RAX: 00000000ffffffa6 RBX: ff1100000da45540 RCX: 1ff4000000410df7
[   48.669093][  T997] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000da455f8
[   48.669417][  T997] RBP: ff1100001021c000 R08: 1fe2200001b48ac0 R09: ff1100000984d158
[   48.669683][  T997] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   48.669917][  T997] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.670153][  T997] FS:  00007f71a6328ec0(0000) GS:ff110000a79b0000(0000) knlGS:0000000000000000
[   48.670457][  T997] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.670671][  T997] CR2: 00007f71a6689004 CR3: 0000000019dc1006 CR4: 0000000000771ef0
[   48.670902][  T997] PKRU: 55555554
[   48.671043][  T997] Call Trace:
[   48.671195][  T997]  <TASK>
[   48.671334][  T997]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.671545][  T997]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.671748][  T997]  ? 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)
[   48.671926][  T997]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.672097][  T997]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.672332][  T997]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.672509][  T997]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.672694][  T997]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.672863][  T997]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.673032][  T997]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.673215][  T997]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.673433][  T997]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.673619][  T997]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.673791][  T997]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.673964][  T997]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.674134][  T997]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.674331][  T997]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.674508][  T997]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.674685][  T997]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.674857][  T997]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.675031][  T997]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.675202][  T997]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.675402][  T997]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.675575][  T997]  ? register_snap_client (net/802/psnap.c:136)
[   48.675749][  T997]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.675942][  T997]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.676115][  T997]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.676283][  T997]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.676480][  T997]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.676654][  T997]  ? 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))
[   48.676821][  T997]  ? 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))
[   48.676991][  T997]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.677164][  T997]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.677363][  T997]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.677537][  T997]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.677709][  T997]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.677878][  T997]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.678080][  T997]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.678250][  T997]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.678460][  T997]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.678659][  T997]  ? move_addr_to_kernel (net/socket.c:258)
[   48.678829][  T997]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.679000][  T997]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.679199][  T997]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.679395][  T997]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.679594][  T997]  ___sys_sendmsg (net/socket.c:2752)
[   48.679763][  T997]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.679947][  T997]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.680123][  T997]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   48.680291][  T997]  ? do_getsockname (net/socket.c:2192)
[   48.680493][  T997]  __sys_sendmsg (net/socket.c:2784)
[   48.680664][  T997]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.680836][  T997]  ? __sys_getsockname (net/socket.c:2210)
[   48.681005][  T997]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.681176][  T997]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.681418][  T997]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.681597][  T997]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.681770][  T997]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.681970][  T997] RIP: 0033:0x7f71a63dd08e
[   48.682145][  T997] 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
[   48.682679][  T997] RSP: 002b:00007ffe1a5f6bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.682914][  T997] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f71a63dd08e
[   48.683146][  T997] RDX: 0000000000000000 RSI: 00007ffe1a5f6c70 RDI: 0000000000000005
[   48.683404][  T997] RBP: 00007ffe1a5f6c00 R08: 0000000000000000 R09: 0000000000000000
[   48.683635][  T997] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe1a5fb378
[   48.683863][  T997] R13: 0000000000000003 R14: 00007f71a66c9000 R15: 000000000040bda8
| [   48.685519][  T997] ---[ end trace 0000000000000000 ]---
| [   48.719696][   T12] ------------[ cut here ]------------
| [   48.719841][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   48.720377][   T12] Tainted: [W]=WARN
[   48.720466][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.720614][   T12] Workqueue: netns cleanup_net
[   48.720739][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.720940][   T12] 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
[   48.721411][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   48.721569][   T12] RAX: 00000000ffffffa6 RBX: ff110000103da040 RCX: 1ff4000000018eed
[   48.721744][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000103da0f8
[   48.721920][   T12] RBP: ff11000008419000 R08: 1fe220000207b420 R09: ff11000001b0d1d0
[   48.722094][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.722271][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.722464][   T12] FS:  0000000000000000(0000) GS:ff110000a7930000(0000) knlGS:0000000000000000
[   48.722674][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.722828][   T12] CR2: 00007f527d0aeac0 CR3: 000000002b749002 CR4: 0000000000771ef0
[   48.723008][   T12] PKRU: 55555554
[   48.723097][   T12] Call Trace:
[   48.723185][   T12]  <TASK>
[   48.723246][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.723415][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.723561][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   48.723679][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   48.723798][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.723916][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   48.724038][   T12]  ? 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)
[   48.724157][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   48.724276][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.724455][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.724577][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   48.724695][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.724814][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.724935][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.725053][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.725172][   T12]  process_one_work (kernel/workqueue.c:3314)
[   48.725340][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.725459][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.725581][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.725707][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.725829][   T12]  kthread (kernel/kthread.c:436)
[   48.725920][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.726070][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.726193][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.726329][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.726477][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.726602][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.726722][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.727853][   T12] ---[ end trace 0000000000000000 ]---
| [   48.742718][   T12] ------------[ cut here ]------------
| [   48.742856][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   48.743389][   T12] Tainted: [W]=WARN
[   48.743480][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.743631][   T12] Workqueue: netns cleanup_net
[   48.743755][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.743916][   T12] 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
[   48.744358][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   48.744510][   T12] RAX: 00000000ffffffa6 RBX: ff110000103db000 RCX: 1ff4000000018ed5
[   48.744689][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000103db0b8
[   48.744866][   T12] RBP: ff11000008351000 R08: 1fe220000207b618 R09: ff11000001b0d1d0
[   48.745044][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.745223][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.745420][   T12] FS:  0000000000000000(0000) GS:ff110000a7930000(0000) knlGS:0000000000000000
[   48.745628][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.745776][   T12] CR2: 00007f527d0aeac0 CR3: 000000002b749002 CR4: 0000000000771ef0
[   48.745957][   T12] PKRU: 55555554
[   48.746046][   T12] Call Trace:
[   48.746134][   T12]  <TASK>
[   48.746197][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.746372][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.746524][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.746648][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   48.746771][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   48.746892][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.747015][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   48.747141][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.747260][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.747397][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   48.747518][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.747636][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.747760][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.747879][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.747999][   T12]  process_one_work (kernel/workqueue.c:3314)
[   48.748123][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.748244][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.748379][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.748502][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.748624][   T12]  kthread (kernel/kthread.c:436)
[   48.748728][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.748878][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.748998][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.749118][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.749268][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.749403][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.749526][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.750736][   T12] ---[ end trace 0000000000000000 ]---
| [   48.764800][  T999] ------------[ cut here ]------------
| [   48.764947][  T999] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/999
| [   48.765456][  T999] Tainted: [W]=WARN
[   48.765554][  T999] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.765722][  T999] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.765894][  T999] 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
[   48.766375][  T999] RSP: 0018:ffa00000020a7020 EFLAGS: 00010286
[   48.766540][  T999] RAX: 00000000ffffffa6 RBX: ff110000103db8c0 RCX: 1ff4000000414dca
[   48.766733][  T999] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000103db978
[   48.766927][  T999] RBP: ff11000008431000 R08: 1fe220000207b730 R09: ff1100000d765158
[   48.767122][  T999] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   48.767330][  T999] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008431ce1
[   48.767524][  T999] FS:  00007f14f627c840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   48.767752][  T999] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.767916][  T999] CR2: 0000000029aa5988 CR3: 000000000d817004 CR4: 0000000000771ef0
[   48.768114][  T999] PKRU: 55555554
[   48.768238][  T999] Call Trace:
[   48.768351][  T999]  <TASK>
[   48.768419][  T999]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.768552][  T999]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.768651][  T999]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.768779][  T999]  __dev_notify_flags (net/core/dev.c:9787)
[   48.768910][  T999]  ? netif_change_name (net/core/dev.c:1495)
[   48.769041][  T999]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   48.769172][  T999]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   48.769677][  T999]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.769811][  T999]  ? 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))
[   48.769943][  T999]  netif_change_flags (net/core/dev.c:9820)
[   48.770074][  T999]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.770207][  T999]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.770352][  T999]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.770516][  T999]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.770646][  T999]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.770778][  T999]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.770909][  T999]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.771041][  T999]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.771175][  T999]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.771313][  T999]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.771450][  T999]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.771579][  T999]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.771708][  T999]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.771838][  T999]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.771968][  T999]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.772100][  T999]  ? __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)
[   48.772233][  T999]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.772377][  T999]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.772507][  T999]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.772640][  T999]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.772771][  T999]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.772904][  T999]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.773034][  T999]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.773164][  T999]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.773306][  T999]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.773441][  T999]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.773571][  T999]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.773703][  T999]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.773833][  T999]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.773964][  T999]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.774094][  T999]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.774224][  T999]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.774372][  T999]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.774503][  T999]  ? register_snap_client (net/802/psnap.c:136)
[   48.774635][  T999]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.774764][  T999]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.774895][  T999]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.775024][  T999]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.775154][  T999]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.775288][  T999]  ? 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))
[   48.775432][  T999]  ? 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))
[   48.775564][  T999]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.775693][  T999]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.775823][  T999]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.775954][  T999]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.776084][  T999]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.776215][  T999]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.776362][  T999]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.776492][  T999]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.776621][  T999]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.776780][  T999]  ? move_addr_to_kernel (net/socket.c:258)
[   48.776911][  T999]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.777041][  T999]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.777173][  T999]  ___sys_sendmsg (net/socket.c:2752)
[   48.777310][  T999]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.777478][  T999]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.777616][  T999]  __sys_sendmsg (net/socket.c:2784)
[   48.777746][  T999]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.777875][  T999]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.778039][  T999]  ? 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)
[   48.778170][  T999]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.778311][  T999]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.778446][  T999]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.778575][  T999]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.778705][  T999]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.778865][  T999] RIP: 0033:0x7f14f64b608e
[   48.779001][  T999] 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
[   48.779478][  T999] RSP: 002b:00007ffec1cbf620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.779674][  T999] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f14f64b608e
[   48.779868][  T999] RDX: 0000000000000000 RSI: 00007ffec1cbf6d0 RDI: 0000000000000005
[   48.780065][  T999] RBP: 00007ffec1cbf630 R08: 0000000000000000 R09: 0000000000000000
[   48.780258][  T999] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c8
[   48.780465][  T999] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec1cbfda0
| [   48.781765][  T999] ---[ end trace 0000000000000000 ]---
| [   48.828556][ T1000] ------------[ cut here ]------------
| [   48.828694][ T1000] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ovpn-cli/1000
| [   48.829194][ T1000] Tainted: [W]=WARN
[   48.829286][ T1000] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.829485][ T1000] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.829644][ T1000] 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
[   48.830077][ T1000] RSP: 0018:ffa00000020b7188 EFLAGS: 00010286
[   48.830231][ T1000] RAX: 00000000ffffffa6 RBX: ff11000004cbc580 RCX: 1ff4000000416df7
[   48.830433][ T1000] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004cbc638
[   48.830616][ T1000] RBP: ff11000008431000 R08: 1fe22000009978c8 R09: ff1100000d760b58
[   48.830816][ T1000] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   48.830998][ T1000] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.831179][ T1000] FS:  00007fd7ae3f9ec0(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   48.831409][ T1000] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.831564][ T1000] CR2: 00007fd7ae75a004 CR3: 000000000cb74002 CR4: 0000000000771ef0
[   48.831747][ T1000] PKRU: 55555554
[   48.831839][ T1000] Call Trace:
[   48.831936][ T1000]  <TASK>
[   48.831998][ T1000]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.832152][ T1000]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.832313][ T1000]  ? 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)
[   48.832441][ T1000]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.832565][ T1000]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.832719][ T1000]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.832841][ T1000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.832967][ T1000]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.833089][ T1000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.833211][ T1000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.833358][ T1000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.833479][ T1000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.833600][ T1000]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.833721][ T1000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.833842][ T1000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.833962][ T1000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.834082][ T1000]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.834205][ T1000]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.834338][ T1000]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.834460][ T1000]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.834585][ T1000]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.834706][ T1000]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.834827][ T1000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.834948][ T1000]  ? register_snap_client (net/802/psnap.c:136)
[   48.835073][ T1000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.835193][ T1000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.835333][ T1000]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.835454][ T1000]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.835575][ T1000]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.835700][ T1000]  ? 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))
[   48.835820][ T1000]  ? 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))
[   48.835942][ T1000]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.836065][ T1000]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.836186][ T1000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.836313][ T1000]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.836440][ T1000]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.836562][ T1000]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.836684][ T1000]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.836804][ T1000]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.836926][ T1000]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.837080][ T1000]  ? move_addr_to_kernel (net/socket.c:258)
[   48.837201][ T1000]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.837335][ T1000]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.837487][ T1000]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.837609][ T1000]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.837760][ T1000]  ___sys_sendmsg (net/socket.c:2752)
[   48.837882][ T1000]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.838002][ T1000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.838138][ T1000]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   48.838259][ T1000]  ? do_getsockname (net/socket.c:2192)
[   48.838468][ T1000]  __sys_sendmsg (net/socket.c:2784)
[   48.838591][ T1000]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.838716][ T1000]  ? __sys_getsockname (net/socket.c:2210)
[   48.838837][ T1000]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.838961][ T1000]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.839085][ T1000]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.839208][ T1000]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.839399][ T1000]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.839549][ T1000] RIP: 0033:0x7fd7ae4ae08e
[   48.839677][ T1000] 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
[   48.840110][ T1000] RSP: 002b:00007ffcf91d8980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.840354][ T1000] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd7ae4ae08e
[   48.840584][ T1000] RDX: 0000000000000000 RSI: 00007ffcf91d8a00 RDI: 0000000000000005
[   48.840766][ T1000] RBP: 00007ffcf91d8990 R08: 0000000000000000 R09: 0000000000000000
[   48.840952][ T1000] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcf91dd108
[   48.841131][ T1000] R13: 0000000000000003 R14: 00007fd7ae79a000 R15: 000000000040bda8
| [   48.842452][ T1000] ---[ end trace 0000000000000000 ]---
| [   48.884616][   T12] ------------[ cut here ]------------
| [   48.884766][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   48.885278][   T12] Tainted: [W]=WARN
[   48.885463][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.885632][   T12] Workqueue: netns cleanup_net
[   48.885758][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.885911][   T12] 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
[   48.886363][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   48.886513][   T12] RAX: 00000000ffffffa6 RBX: ff11000005e55540 RCX: 1ff4000000018eed
[   48.886687][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e555f8
[   48.886861][   T12] RBP: ff11000008569000 R08: 1fe2200000bcaac0 R09: ff11000001b0d1d0
[   48.887036][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.887211][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.887405][   T12] FS:  0000000000000000(0000) GS:ff110000a7930000(0000) knlGS:0000000000000000
[   48.887611][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.887759][   T12] CR2: 00007f527d0aeac0 CR3: 000000002b749002 CR4: 0000000000771ef0
[   48.887935][   T12] PKRU: 55555554
[   48.888024][   T12] Call Trace:
[   48.888119][   T12]  <TASK>
[   48.888180][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.888346][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.888497][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   48.888614][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   48.888731][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.888853][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   48.888974][   T12]  ? 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)
[   48.889099][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   48.889230][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.889361][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.889479][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   48.889596][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.889711][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.889828][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.889946][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.890068][   T12]  process_one_work (kernel/workqueue.c:3314)
[   48.890188][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.890311][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.890438][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.890559][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.890680][   T12]  kthread (kernel/kthread.c:436)
[   48.890769][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.890915][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.891032][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.891154][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.891312][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.891433][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.891555][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.892682][   T12] ---[ end trace 0000000000000000 ]---
| [   48.906193][   T12] ------------[ cut here ]------------
| [   48.906353][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   48.906866][   T12] Tainted: [W]=WARN
[   48.906958][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.907156][   T12] Workqueue: netns cleanup_net
[   48.907325][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.907486][   T12] 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
[   48.907915][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   48.908074][   T12] RAX: 00000000ffffffa6 RBX: ff11000005e54e40 RCX: 1ff4000000018ed5
[   48.908251][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e54ef8
[   48.908498][   T12] RBP: ff11000008934000 R08: 1fe2200000bca9e0 R09: ff11000001b0d1d0
[   48.908679][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.908860][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.909040][   T12] FS:  0000000000000000(0000) GS:ff110000a7930000(0000) knlGS:0000000000000000
[   48.909256][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.909464][   T12] CR2: 00007f527d0aeac0 CR3: 000000002b749002 CR4: 0000000000771ef0
[   48.909642][   T12] PKRU: 55555554
[   48.909731][   T12] Call Trace:
[   48.909819][   T12]  <TASK>
[   48.909885][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.910037][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.910230][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.910412][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   48.910533][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   48.910656][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.910776][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   48.910895][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.911012][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.911133][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   48.911254][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.911427][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.911547][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.911670][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.911789][   T12]  process_one_work (kernel/workqueue.c:3314)
[   48.911911][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.912030][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.912153][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.912275][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.912453][   T12]  kthread (kernel/kthread.c:436)
[   48.912542][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.912690][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.912808][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.912928][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.913094][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.913213][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.913386][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.914565][   T12] ---[ end trace 0000000000000000 ]---
| [   48.945017][ T1002] ------------[ cut here ]------------
| [   48.945181][ T1002] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1002
| [   48.945735][ T1002] Tainted: [W]=WARN
[   48.945838][ T1002] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.946003][ T1002] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.946172][ T1002] 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
[   48.946650][ T1002] RSP: 0018:ffa00000020d7020 EFLAGS: 00010286
[   48.946824][ T1002] RAX: 00000000ffffffa6 RBX: ff11000005e51700 RCX: 1ff400000041adca
[   48.947018][ T1002] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e517b8
[   48.947210][ T1002] RBP: ff1100000d7b9000 R08: 1fe2200000bca2f8 R09: ff1100000a5eae58
[   48.947421][ T1002] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   48.947623][ T1002] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d7b9ce1
[   48.947816][ T1002] FS:  00007f71cf433840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   48.948042][ T1002] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.948205][ T1002] CR2: 000000001d6a8988 CR3: 000000001a7b6003 CR4: 0000000000771ef0
[   48.948414][ T1002] PKRU: 55555554
[   48.948511][ T1002] Call Trace:
[   48.948608][ T1002]  <TASK>
[   48.948674][ T1002]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.948805][ T1002]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.948904][ T1002]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.949035][ T1002]  __dev_notify_flags (net/core/dev.c:9787)
[   48.949164][ T1002]  ? netif_change_name (net/core/dev.c:1495)
[   48.949304][ T1002]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   48.949440][ T1002]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   48.949568][ T1002]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.949698][ T1002]  ? 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))
[   48.949830][ T1002]  netif_change_flags (net/core/dev.c:9820)
[   48.949960][ T1002]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.950092][ T1002]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.950222][ T1002]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.950486][ T1002]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.950616][ T1002]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.950745][ T1002]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.950874][ T1002]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.951006][ T1002]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.951141][ T1002]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.951273][ T1002]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.951420][ T1002]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.951550][ T1002]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.951679][ T1002]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.951808][ T1002]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.951937][ T1002]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.952069][ T1002]  ? __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)
[   48.952204][ T1002]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.952351][ T1002]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.952483][ T1002]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.952615][ T1002]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.952747][ T1002]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.952881][ T1002]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.953010][ T1002]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.953138][ T1002]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.953271][ T1002]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.953416][ T1002]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.953545][ T1002]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.953676][ T1002]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.953806][ T1002]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.953935][ T1002]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.954066][ T1002]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.954196][ T1002]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.954342][ T1002]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.954472][ T1002]  ? register_snap_client (net/802/psnap.c:136)
[   48.954608][ T1002]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.954738][ T1002]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.954870][ T1002]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.955000][ T1002]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.955136][ T1002]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.955274][ T1002]  ? 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))
[   48.955422][ T1002]  ? 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))
[   48.955554][ T1002]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.955685][ T1002]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.955815][ T1002]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.955945][ T1002]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.956074][ T1002]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.956204][ T1002]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.956349][ T1002]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.956481][ T1002]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.956611][ T1002]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.956772][ T1002]  ? move_addr_to_kernel (net/socket.c:258)
[   48.956902][ T1002]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.957032][ T1002]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.957161][ T1002]  ___sys_sendmsg (net/socket.c:2752)
[   48.957292][ T1002]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.957466][ T1002]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.957606][ T1002]  __sys_sendmsg (net/socket.c:2784)
[   48.957736][ T1002]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.957864][ T1002]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.958028][ T1002]  ? 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)
[   48.958157][ T1002]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.958288][ T1002]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.958434][ T1002]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.958563][ T1002]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.958691][ T1002]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.958851][ T1002] RIP: 0033:0x7f71cf66d08e
[   48.958988][ T1002] 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
[   48.959467][ T1002] RSP: 002b:00007fffb2e76960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.959664][ T1002] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f71cf66d08e
[   48.959856][ T1002] RDX: 0000000000000000 RSI: 00007fffb2e76a10 RDI: 0000000000000005
[   48.960049][ T1002] RBP: 00007fffb2e76970 R08: 0000000000000000 R09: 0000000000000000
[   48.960249][ T1002] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c8
[   48.960463][ T1002] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb2e770e0
| [   48.961763][ T1002] ---[ end trace 0000000000000000 ]---
| [   49.007208][ T1003] ------------[ cut here ]------------
| [   49.007383][ T1003] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ovpn-cli/1003
| [   49.007876][ T1003] Tainted: [W]=WARN
[   49.007969][ T1003] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.008133][ T1003] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.008305][ T1003] 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
[   49.008746][ T1003] RSP: 0018:ffa00000020e7188 EFLAGS: 00010286
[   49.008902][ T1003] RAX: 00000000ffffffa6 RBX: ff11000005e50040 RCX: 1ff400000041cdf7
[   49.009110][ T1003] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e500f8
[   49.009292][ T1003] RBP: ff1100000d7b9000 R08: 1fe2200000bca020 R09: ff11000010248b58
[   49.009489][ T1003] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.009672][ T1003] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.009855][ T1003] FS:  00007fa1dc64dec0(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   49.010084][ T1003] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.010240][ T1003] CR2: 00007fa1dc9ae004 CR3: 0000000019708006 CR4: 0000000000771ef0
[   49.010443][ T1003] PKRU: 55555554
[   49.010536][ T1003] Call Trace:
[   49.010630][ T1003]  <TASK>
[   49.010696][ T1003]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.010860][ T1003]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.011016][ T1003]  ? 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)
[   49.011140][ T1003]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.011263][ T1003]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   49.011966][ T1003]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   49.012092][ T1003]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.012212][ T1003]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.012346][ T1003]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.012468][ T1003]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.012605][ T1003]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.012729][ T1003]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.012857][ T1003]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.012981][ T1003]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.013104][ T1003]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.013227][ T1003]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.014222][ T1003]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.014439][ T1003]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.014568][ T1003]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.014693][ T1003]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.014815][ T1003]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.014936][ T1003]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.015056][ T1003]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.015177][ T1003]  ? register_snap_client (net/802/psnap.c:136)
[   49.015400][ T1003]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.015522][ T1003]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.015644][ T1003]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.015768][ T1003]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.015893][ T1003]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.016016][ T1003]  ? 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))
[   49.016138][ T1003]  ? 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))
[   49.016261][ T1003]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.016464][ T1003]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.016588][ T1003]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.016711][ T1003]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.016835][ T1003]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.016956][ T1003]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.017080][ T1003]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.017201][ T1003]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.017401][ T1003]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.017551][ T1003]  ? move_addr_to_kernel (net/socket.c:258)
[   49.017672][ T1003]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.017800][ T1003]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.017952][ T1003]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.018074][ T1003]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.018231][ T1003]  ___sys_sendmsg (net/socket.c:2752)
[   49.018429][ T1003]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.018551][ T1003]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.018681][ T1003]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   49.018803][ T1003]  ? do_getsockname (net/socket.c:2192)
[   49.018935][ T1003]  __sys_sendmsg (net/socket.c:2784)
[   49.019058][ T1003]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.019184][ T1003]  ? __sys_getsockname (net/socket.c:2210)
[   49.019393][ T1003]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.019516][ T1003]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.019639][ T1003]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.019770][ T1003]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.019892][ T1003]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.020043][ T1003] RIP: 0033:0x7fa1dc70208e
[   49.020169][ T1003] 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
[   49.020644][ T1003] RSP: 002b:00007ffda66d27c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.020829][ T1003] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa1dc70208e
[   49.021012][ T1003] RDX: 0000000000000000 RSI: 00007ffda66d2840 RDI: 0000000000000005
[   49.021193][ T1003] RBP: 00007ffda66d27d0 R08: 0000000000000000 R09: 0000000000000000
[   49.021395][ T1003] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffda66d6f48
[   49.021579][ T1003] R13: 0000000000000003 R14: 00007fa1dc9ee000 R15: 000000000040bda8
| [   49.022817][ T1003] ---[ end trace 0000000000000000 ]---
| [   49.055493][   T12] ------------[ cut here ]------------
| [   49.055637][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   49.056148][   T12] Tainted: [W]=WARN
[   49.056237][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.056407][   T12] Workqueue: netns cleanup_net
[   49.056536][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.056692][   T12] 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
[   49.057112][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   49.057267][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c870e40 RCX: 1ff4000000018eed
[   49.057457][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c870ef8
[   49.057632][   T12] RBP: ff11000001de1000 R08: 1fe220000190e1e0 R09: ff11000001b0d1d0
[   49.057809][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   49.058032][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.058227][   T12] FS:  0000000000000000(0000) GS:ff110000a7930000(0000) knlGS:0000000000000000
[   49.058469][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.058623][   T12] CR2: 00007ffc66dcbec0 CR3: 000000002b749002 CR4: 0000000000771ef0
[   49.058803][   T12] PKRU: 55555554
[   49.058893][   T12] Call Trace:
[   49.058985][   T12]  <TASK>
[   49.059047][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.059203][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.059371][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   49.059490][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   49.059609][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.059727][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   49.059844][   T12]  ? 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)
[   49.059962][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   49.060081][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   49.060197][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.060384][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   49.060507][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   49.060630][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   49.060752][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.060870][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.060990][   T12]  process_one_work (kernel/workqueue.c:3314)
[   49.061111][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   49.061233][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.061383][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   49.061512][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.061628][   T12]  kthread (kernel/kthread.c:436)
[   49.061717][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.061862][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.061978][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   49.062100][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   49.062245][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   49.062374][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.062493][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   49.063610][   T12] ---[ end trace 0000000000000000 ]---
| [   49.076213][   T12] ------------[ cut here ]------------
| [   49.076462][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   49.076986][   T12] Tainted: [W]=WARN
[   49.077076][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.077231][   T12] Workqueue: netns cleanup_net
[   49.077392][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.077548][   T12] 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
[   49.077971][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   49.078120][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c870900 RCX: 1ff4000000018ed5
[   49.078333][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8709b8
[   49.078510][   T12] RBP: ff11000009f99000 R08: 1fe220000190e138 R09: ff11000001b0d1d0
[   49.078690][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   49.078870][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.079050][   T12] FS:  0000000000000000(0000) GS:ff110000a7930000(0000) knlGS:0000000000000000
[   49.079258][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.079425][   T12] CR2: 0000555a0eef3ae8 CR3: 000000002b749002 CR4: 0000000000771ef0
[   49.079609][   T12] PKRU: 55555554
[   49.079701][   T12] Call Trace:
[   49.079791][   T12]  <TASK>
[   49.079853][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.080007][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.080157][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   49.080279][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   49.080418][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   49.080544][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   49.080668][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   49.080790][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   49.080907][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.081030][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   49.081150][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   49.081269][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   49.081408][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.081526][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.081645][   T12]  process_one_work (kernel/workqueue.c:3314)
[   49.081768][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   49.081886][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.082009][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   49.082132][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.082255][   T12]  kthread (kernel/kthread.c:436)
[   49.082361][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.082508][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.082630][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   49.082749][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   49.082899][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   49.083019][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.083138][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   49.084308][   T12] ---[ end trace 0000000000000000 ]---
| [   49.103813][ T1005] ------------[ cut here ]------------
| [   49.103978][ T1005] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1005
| [   49.104544][ T1005] Tainted: [W]=WARN
[   49.104646][ T1005] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.104815][ T1005] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.104992][ T1005] 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
[   49.105487][ T1005] RSP: 0018:ffa0000002107020 EFLAGS: 00010286
[   49.105656][ T1005] RAX: 00000000ffffffa6 RBX: ff11000005e54ac0 RCX: 1ff4000000420dca
[   49.105858][ T1005] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e54b78
[   49.106057][ T1005] RBP: ff110000074b4000 R08: 1fe2200000bca970 R09: ff1100000d990b58
[   49.106256][ T1005] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   49.106474][ T1005] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000074b4ce1
[   49.106676][ T1005] FS:  00007ff394b8f840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   49.106913][ T1005] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.107081][ T1005] CR2: 0000000019b39988 CR3: 000000001a7b3003 CR4: 0000000000771ef0
[   49.107282][ T1005] PKRU: 55555554
[   49.107399][ T1005] Call Trace:
[   49.107500][ T1005]  <TASK>
[   49.107570][ T1005]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.107708][ T1005]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.107811][ T1005]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   49.107946][ T1005]  __dev_notify_flags (net/core/dev.c:9787)
[   49.108081][ T1005]  ? netif_change_name (net/core/dev.c:1495)
[   49.108216][ T1005]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   49.108782][ T1005]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   49.108922][ T1005]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.109058][ T1005]  ? 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))
[   49.109190][ T1005]  netif_change_flags (net/core/dev.c:9820)
[   49.109338][ T1005]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   49.109474][ T1005]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.109607][ T1005]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.109774][ T1005]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.109906][ T1005]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.110040][ T1005]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.110169][ T1005]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.110308][ T1005]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.110445][ T1005]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.110573][ T1005]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.110702][ T1005]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.110832][ T1005]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.110962][ T1005]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.111091][ T1005]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.111221][ T1005]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.111366][ T1005]  ? __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)
[   49.111495][ T1005]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.111625][ T1005]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.111755][ T1005]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.111891][ T1005]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.112031][ T1005]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.112168][ T1005]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.112312][ T1005]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.112447][ T1005]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.112580][ T1005]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.112708][ T1005]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.112836][ T1005]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.112964][ T1005]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.113098][ T1005]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.113229][ T1005]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.113375][ T1005]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.113506][ T1005]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.113635][ T1005]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.113766][ T1005]  ? register_snap_client (net/802/psnap.c:136)
[   49.113897][ T1005]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.114029][ T1005]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.114159][ T1005]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.114289][ T1005]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.114433][ T1005]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.114565][ T1005]  ? 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))
[   49.114694][ T1005]  ? 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))
[   49.114827][ T1005]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.114959][ T1005]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.115090][ T1005]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.115223][ T1005]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.115372][ T1005]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.115503][ T1005]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.115639][ T1005]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.115774][ T1005]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.115909][ T1005]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.116079][ T1005]  ? move_addr_to_kernel (net/socket.c:258)
[   49.116215][ T1005]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.116364][ T1005]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.116496][ T1005]  ___sys_sendmsg (net/socket.c:2752)
[   49.116628][ T1005]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.116817][ T1005]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.116959][ T1005]  __sys_sendmsg (net/socket.c:2784)
[   49.117091][ T1005]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.117220][ T1005]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.117399][ T1005]  ? 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)
[   49.117536][ T1005]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.117669][ T1005]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.117801][ T1005]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.117933][ T1005]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.118063][ T1005]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.118225][ T1005] RIP: 0033:0x7ff394dc908e
[   49.118379][ T1005] 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
[   49.118845][ T1005] RSP: 002b:00007ffc7e7ea0f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.119042][ T1005] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff394dc908e
[   49.119236][ T1005] RDX: 0000000000000000 RSI: 00007ffc7e7ea1a0 RDI: 0000000000000005
[   49.119449][ T1005] RBP: 00007ffc7e7ea100 R08: 0000000000000000 R09: 0000000000000000
[   49.119642][ T1005] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c8
[   49.119834][ T1005] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7e7ea870
| [   49.121141][ T1005] ---[ end trace 0000000000000000 ]---
| [   49.165715][ T1006] ------------[ cut here ]------------
| [   49.165876][ T1006] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ovpn-cli/1006
| [   49.166393][ T1006] Tainted: [W]=WARN
[   49.166501][ T1006] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.166660][ T1006] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.166818][ T1006] 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
[   49.167249][ T1006] RSP: 0018:ffa0000002117188 EFLAGS: 00010286
[   49.167419][ T1006] RAX: 00000000ffffffa6 RBX: ff1100000b898e40 RCX: 1ff4000000422df7
[   49.167624][ T1006] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b898ef8
[   49.167806][ T1006] RBP: ff110000074b4000 R08: 1fe22000017131e0 R09: ff1100000d63d158
[   49.167987][ T1006] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   49.168169][ T1006] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.168366][ T1006] FS:  00007faa25d5cec0(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   49.168580][ T1006] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.168745][ T1006] CR2: 00007faa260bd004 CR3: 000000000d61b004 CR4: 0000000000771ef0
[   49.168931][ T1006] PKRU: 55555554
[   49.169022][ T1006] Call Trace:
[   49.169126][ T1006]  <TASK>
[   49.169189][ T1006]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.169358][ T1006]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.169509][ T1006]  ? 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)
[   49.169632][ T1006]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.169752][ T1006]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   49.169912][ T1006]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   49.170047][ T1006]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.170167][ T1006]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.170288][ T1006]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.170423][ T1006]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.170558][ T1006]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.170678][ T1006]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.170798][ T1006]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.170932][ T1006]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.171054][ T1006]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.171175][ T1006]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.171304][ T1006]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.171431][ T1006]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.171553][ T1006]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.171674][ T1006]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.171798][ T1006]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.171919][ T1006]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.172045][ T1006]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.172168][ T1006]  ? register_snap_client (net/802/psnap.c:136)
[   49.172292][ T1006]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.172425][ T1006]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.172563][ T1006]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.172684][ T1006]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.172817][ T1006]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.172941][ T1006]  ? 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))
[   49.173061][ T1006]  ? 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))
[   49.173184][ T1006]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.173313][ T1006]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.173441][ T1006]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.173567][ T1006]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.173693][ T1006]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.173815][ T1006]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.173939][ T1006]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.174072][ T1006]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.174192][ T1006]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.174358][ T1006]  ? move_addr_to_kernel (net/socket.c:258)
[   49.174489][ T1006]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.174613][ T1006]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.174766][ T1006]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.174887][ T1006]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.175055][ T1006]  ___sys_sendmsg (net/socket.c:2752)
[   49.175180][ T1006]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.175309][ T1006]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.175451][ T1006]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   49.175573][ T1006]  ? do_getsockname (net/socket.c:2192)
[   49.175696][ T1006]  __sys_sendmsg (net/socket.c:2784)
[   49.175818][ T1006]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.175942][ T1006]  ? __sys_getsockname (net/socket.c:2210)
[   49.176063][ T1006]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.176184][ T1006]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.176311][ T1006]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.176437][ T1006]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.176559][ T1006]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.176712][ T1006] RIP: 0033:0x7faa25e1108e
[   49.176845][ T1006] 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
[   49.177292][ T1006] RSP: 002b:00007fff7e9e21a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.177491][ T1006] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007faa25e1108e
[   49.177675][ T1006] RDX: 0000000000000000 RSI: 00007fff7e9e2220 RDI: 0000000000000005
[   49.177857][ T1006] RBP: 00007fff7e9e21b0 R08: 0000000000000000 R09: 0000000000000000
[   49.178040][ T1006] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff7e9e6928
[   49.178224][ T1006] R13: 0000000000000003 R14: 00007faa260fd000 R15: 000000000040bda8
| [   49.179472][ T1006] ---[ end trace 0000000000000000 ]---
| [   49.215963][   T12] ------------[ cut here ]------------
| [   49.216100][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   49.216629][   T12] Tainted: [W]=WARN
[   49.216720][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.216867][   T12] Workqueue: netns cleanup_net
[   49.217003][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.217156][   T12] 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
[   49.217595][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   49.217750][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b899c40 RCX: 1ff4000000018eed
[   49.217924][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b899cf8
[   49.218097][   T12] RBP: ff110000024b9000 R08: 1fe22000017133a0 R09: ff11000001b0d1d0
[   49.218271][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   49.218462][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.218637][   T12] FS:  0000000000000000(0000) GS:ff110000a7930000(0000) knlGS:0000000000000000
[   49.218842][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.218998][   T12] CR2: 0000555a0eef3ae8 CR3: 000000002b749002 CR4: 0000000000771ef0
[   49.219174][   T12] PKRU: 55555554
[   49.219260][   T12] Call Trace:
[   49.219391][   T12]  <TASK>
[   49.219452][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.219610][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.219755][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   49.219871][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   49.219989][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.220108][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   49.220225][   T12]  ? 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)
[   49.220361][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   49.220481][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   49.220597][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.220720][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   49.220836][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   49.220951][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   49.221073][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.221187][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.221330][   T12]  process_one_work (kernel/workqueue.c:3314)
[   49.221451][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   49.221568][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.221688][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   49.221807][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.221926][   T12]  kthread (kernel/kthread.c:436)
[   49.222014][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.222168][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.222284][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   49.222419][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   49.222565][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   49.222682][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.222802][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   49.223916][   T12] ---[ end trace 0000000000000000 ]---
| [   49.239114][   T12] ------------[ cut here ]------------
| [   49.239254][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   49.239777][   T12] Tainted: [W]=WARN
[   49.239867][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.240034][   T12] Workqueue: netns cleanup_net
[   49.240159][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.240331][   T12] 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
[   49.240762][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   49.240923][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b161e00 RCX: 1ff4000000018ed5
[   49.241152][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b161eb8
[   49.241405][   T12] RBP: ff11000008524000 R08: 1fe220000162c3d8 R09: ff11000001b0d1d0
[   49.241586][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   49.241763][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.241945][   T12] FS:  0000000000000000(0000) GS:ff110000a7930000(0000) knlGS:0000000000000000
[   49.242152][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.242312][   T12] CR2: 0000555a0eef3ae8 CR3: 000000002b749002 CR4: 0000000000771ef0
[   49.242496][   T12] PKRU: 55555554
[   49.242588][   T12] Call Trace:
[   49.242677][   T12]  <TASK>
[   49.242739][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.242891][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.243046][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   49.243166][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   49.243287][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   49.243422][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   49.243543][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   49.243661][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   49.243778][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.243898][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   49.244016][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   49.244134][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   49.244253][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.244402][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.244523][   T12]  process_one_work (kernel/workqueue.c:3314)
[   49.244644][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   49.244763][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.244886][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   49.245009][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.245129][   T12]  kthread (kernel/kthread.c:436)
[   49.245218][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.245376][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.245496][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   49.245624][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   49.245772][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   49.245890][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.246011][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   49.247154][   T12] ---[ end trace 0000000000000000 ]---
| [   49.261628][ T1008] ------------[ cut here ]------------
| [   49.261777][ T1008] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1008
| [   49.262307][ T1008] Tainted: [W]=WARN
[   49.262412][ T1008] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.262572][ T1008] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.262739][ T1008] 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
[   49.263199][ T1008] RSP: 0018:ffa0000002137020 EFLAGS: 00010286
[   49.263952][ T1008] RAX: 00000000ffffffa6 RBX: ff1100000b1611c0 RCX: 1ff4000000426dca
[   49.264146][ T1008] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b161278
[   49.264354][ T1008] RBP: ff11000008619000 R08: 1fe220000162c250 R09: ff1100001b152e58
[   49.264545][ T1008] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   49.264738][ T1008] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008619ce1
[   49.264931][ T1008] FS:  00007f30da66d840(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   49.265155][ T1008] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.265331][ T1008] CR2: 0000000037db0988 CR3: 0000000019c96001 CR4: 0000000000771ef0
[   49.265525][ T1008] PKRU: 55555554
[   49.265621][ T1008] Call Trace:
[   49.265716][ T1008]  <TASK>
[   49.265782][ T1008]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.265913][ T1008]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.266011][ T1008]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   49.266139][ T1008]  __dev_notify_flags (net/core/dev.c:9787)
[   49.266267][ T1008]  ? netif_change_name (net/core/dev.c:1495)
[   49.266414][ T1008]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   49.266543][ T1008]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   49.266671][ T1008]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.266800][ T1008]  ? 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))
[   49.266933][ T1008]  netif_change_flags (net/core/dev.c:9820)
[   49.267063][ T1008]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   49.267193][ T1008]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.267338][ T1008]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.267499][ T1008]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.267627][ T1008]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.267755][ T1008]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.267884][ T1008]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.268013][ T1008]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.268143][ T1008]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.268274][ T1008]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.268415][ T1008]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.268544][ T1008]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.268672][ T1008]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.268799][ T1008]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.268929][ T1008]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.269057][ T1008]  ? __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)
[   49.269187][ T1008]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.269333][ T1008]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.269462][ T1008]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.269593][ T1008]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.269725][ T1008]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.269856][ T1008]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.269984][ T1008]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.270112][ T1008]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.270243][ T1008]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.270399][ T1008]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.270532][ T1008]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.270661][ T1008]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.270790][ T1008]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.270920][ T1008]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.271048][ T1008]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.271177][ T1008]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.271314][ T1008]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.271449][ T1008]  ? register_snap_client (net/802/psnap.c:136)
[   49.271580][ T1008]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.271709][ T1008]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.271838][ T1008]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.271967][ T1008]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.272096][ T1008]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.272230][ T1008]  ? 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))
[   49.272386][ T1008]  ? 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))
[   49.272517][ T1008]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.272648][ T1008]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.272777][ T1008]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.272907][ T1008]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.273038][ T1008]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.273168][ T1008]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.273309][ T1008]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.273442][ T1008]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.273572][ T1008]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.273730][ T1008]  ? move_addr_to_kernel (net/socket.c:258)
[   49.273859][ T1008]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.273987][ T1008]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.274119][ T1008]  ___sys_sendmsg (net/socket.c:2752)
[   49.274249][ T1008]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.274427][ T1008]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.274567][ T1008]  __sys_sendmsg (net/socket.c:2784)
[   49.274698][ T1008]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.274827][ T1008]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.274989][ T1008]  ? 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)
[   49.275120][ T1008]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.275252][ T1008]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.275396][ T1008]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.275526][ T1008]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.275658][ T1008]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.275819][ T1008] RIP: 0033:0x7f30da8a708e
[   49.275955][ T1008] 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
[   49.276430][ T1008] RSP: 002b:00007ffcf1c04410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.276625][ T1008] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f30da8a708e
[   49.276818][ T1008] RDX: 0000000000000000 RSI: 00007ffcf1c044c0 RDI: 0000000000000005
[   49.277012][ T1008] RBP: 00007ffcf1c04420 R08: 0000000000000000 R09: 0000000000000000
[   49.277206][ T1008] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c8
[   49.277412][ T1008] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf1c04b90
| [   49.278707][ T1008] ---[ end trace 0000000000000000 ]---
| [   49.328653][ T1009] ------------[ cut here ]------------
| [   49.328795][ T1009] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ovpn-cli/1009
| [   49.329289][ T1009] Tainted: [W]=WARN
[   49.329397][ T1009] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.329556][ T1009] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.329717][ T1009] 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
[   49.330149][ T1009] RSP: 0018:ffa0000002147188 EFLAGS: 00010286
[   49.330311][ T1009] RAX: 00000000ffffffa6 RBX: ff1100001974c740 RCX: 1ff4000000428df7
[   49.330506][ T1009] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001974c7f8
[   49.330690][ T1009] RBP: ff11000008619000 R08: 1fe22000032e9900 R09: ff1100001b150b58
[   49.330872][ T1009] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   49.331054][ T1009] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.331236][ T1009] FS:  00007ff4e3b7fec0(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   49.331930][ T1009] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.332090][ T1009] CR2: 00007ff4e3ee0004 CR3: 0000000004ad4001 CR4: 0000000000771ef0
[   49.332275][ T1009] PKRU: 55555554
[   49.332432][ T1009] Call Trace:
[   49.332529][ T1009]  <TASK>
[   49.332596][ T1009]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.332751][ T1009]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.332902][ T1009]  ? 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)
[   49.333024][ T1009]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.333145][ T1009]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   49.333360][ T1009]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   49.333485][ T1009]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.333608][ T1009]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.333731][ T1009]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.333851][ T1009]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.333987][ T1009]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.334108][ T1009]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.334230][ T1009]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.334411][ T1009]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.334536][ T1009]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.334657][ T1009]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.334778][ T1009]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.334900][ T1009]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.335022][ T1009]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.335148][ T1009]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.335272][ T1009]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.335463][ T1009]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.335586][ T1009]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.335707][ T1009]  ? register_snap_client (net/802/psnap.c:136)
[   49.335830][ T1009]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.335953][ T1009]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.336076][ T1009]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.336199][ T1009]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.336354][ T1009]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.336479][ T1009]  ? 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))
[   49.336601][ T1009]  ? 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))
[   49.336725][ T1009]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.336848][ T1009]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.336970][ T1009]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.337093][ T1009]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.337216][ T1009]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.337350][ T1009]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.337475][ T1009]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.337597][ T1009]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.337721][ T1009]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.337873][ T1009]  ? move_addr_to_kernel (net/socket.c:258)
[   49.337994][ T1009]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.338119][ T1009]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.338275][ T1009]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.338407][ T1009]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.338560][ T1009]  ___sys_sendmsg (net/socket.c:2752)
[   49.338682][ T1009]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.338805][ T1009]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.338934][ T1009]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   49.339059][ T1009]  ? do_getsockname (net/socket.c:2192)
[   49.339185][ T1009]  __sys_sendmsg (net/socket.c:2784)
[   49.339312][ T1009]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.339445][ T1009]  ? __sys_getsockname (net/socket.c:2210)
[   49.339566][ T1009]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.339690][ T1009]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.339812][ T1009]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.339933][ T1009]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.340054][ T1009]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.340208][ T1009] RIP: 0033:0x7ff4e3c3408e
[   49.340351][ T1009] 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
[   49.340788][ T1009] RSP: 002b:00007ffc02b60390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.340973][ T1009] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff4e3c3408e
[   49.341156][ T1009] RDX: 0000000000000000 RSI: 00007ffc02b60410 RDI: 0000000000000005
[   49.341352][ T1009] RBP: 00007ffc02b603a0 R08: 0000000000000000 R09: 0000000000000000
[   49.341535][ T1009] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc02b64b18
[   49.341719][ T1009] R13: 0000000000000003 R14: 00007ff4e3f20000 R15: 000000000040bda8
| [   49.342946][ T1009] ---[ end trace 0000000000000000 ]---
| [   49.381109][   T12] ------------[ cut here ]------------
| [   49.381248][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   49.381785][   T12] Tainted: [W]=WARN
[   49.381873][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.382017][   T12] Workqueue: netns cleanup_net
[   49.382138][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.382293][   T12] 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
[   49.382768][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   49.382920][   T12] RAX: 00000000ffffffa6 RBX: ff110000095d0e40 RCX: 1ff4000000018eed
[   49.383143][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000095d0ef8
[   49.383360][   T12] RBP: ff1100000d939000 R08: 1fe22000012ba1e0 R09: ff11000001b0d1d0
[   49.383538][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   49.383713][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.383890][   T12] FS:  0000000000000000(0000) GS:ff110000a7930000(0000) knlGS:0000000000000000
[   49.384092][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.384238][   T12] CR2: 0000555a0eef3ae8 CR3: 000000002b749002 CR4: 0000000000771ef0
[   49.384431][   T12] PKRU: 55555554
[   49.384518][   T12] Call Trace:
[   49.384604][   T12]  <TASK>
[   49.384666][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.384816][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.384960][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   49.385082][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   49.385200][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.385335][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   49.385455][   T12]  ? 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)
[   49.385571][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   49.385692][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   49.385806][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.385923][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   49.386041][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   49.386155][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   49.386271][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.386398][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.386516][   T12]  process_one_work (kernel/workqueue.c:3314)
[   49.386639][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   49.386755][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.386879][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   49.386999][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.387115][   T12]  kthread (kernel/kthread.c:436)
[   49.387203][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.387361][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.387478][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   49.387593][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   49.387738][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   49.387854][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.387975][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   49.389078][   T12] ---[ end trace 0000000000000000 ]---
| [   49.398819][   T12] ------------[ cut here ]------------
| [   49.398957][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   49.399492][   T12] Tainted: [W]=WARN
[   49.399583][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.399732][   T12] Workqueue: netns cleanup_net
[   49.399855][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.400009][   T12] 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
[   49.400447][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   49.400602][   T12] RAX: 00000000ffffffa6 RBX: ff110000095d1700 RCX: 1ff4000000018ed5
[   49.400777][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000095d17b8
[   49.400954][   T12] RBP: ff11000008a31000 R08: 1fe22000012ba2f8 R09: ff11000001b0d1d0
[   49.401132][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   49.401346][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.401530][   T12] FS:  0000000000000000(0000) GS:ff110000a7930000(0000) knlGS:0000000000000000
[   49.401738][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.401886][   T12] CR2: 0000555a0eef3ae8 CR3: 000000002b749002 CR4: 0000000000771ef0
[   49.402063][   T12] PKRU: 55555554
[   49.402152][   T12] Call Trace:
[   49.402240][   T12]  <TASK>
[   49.402312][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.402470][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.402623][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   49.402745][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   49.402869][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   49.402988][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   49.403110][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   49.403231][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   49.403366][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.403487][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   49.403606][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   49.403724][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   49.403843][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.403961][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.404082][   T12]  process_one_work (kernel/workqueue.c:3314)
[   49.404206][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   49.404337][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.404459][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   49.404580][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.404703][   T12]  kthread (kernel/kthread.c:436)
[   49.404793][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.404941][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.405061][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   49.405181][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   49.405346][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   49.405464][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.405584][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   49.406722][   T12] ---[ end trace 0000000000000000 ]---
| [   49.427143][ T1011] ------------[ cut here ]------------
| [   49.427292][ T1011] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1011
| [   49.427831][ T1011] Tainted: [W]=WARN
[   49.427932][ T1011] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.428094][ T1011] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.428265][ T1011] 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
[   49.428923][ T1011] RSP: 0018:ffa0000002167020 EFLAGS: 00010286
[   49.429119][ T1011] RAX: 00000000ffffffa6 RBX: ff110000095d1e00 RCX: 1ff400000042cdca
[   49.429332][ T1011] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000095d1eb8
[   49.429545][ T1011] RBP: ff11000010321000 R08: 1fe22000012ba3d8 R09: ff1100000d600b58
[   49.429751][ T1011] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   49.429945][ T1011] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010321ce1
[   49.430153][ T1011] FS:  00007fb543ce5840(0000) GS:ff110000a7a30000(0000) knlGS:0000000000000000
[   49.430426][ T1011] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.430597][ T1011] CR2: 000000001dab5988 CR3: 000000000da5f004 CR4: 0000000000771ef0
[   49.430796][ T1011] PKRU: 55555554
[   49.430895][ T1011] Call Trace:
[   49.430993][ T1011]  <TASK>
[   49.431059][ T1011]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.431191][ T1011]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.431290][ T1011]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   49.431436][ T1011]  __dev_notify_flags (net/core/dev.c:9787)
[   49.431570][ T1011]  ? netif_change_name (net/core/dev.c:1495)
[   49.431721][ T1011]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   49.431852][ T1011]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   49.431982][ T1011]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.432123][ T1011]  ? 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))
[   49.432255][ T1011]  netif_change_flags (net/core/dev.c:9820)
[   49.432403][ T1011]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   49.432537][ T1011]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.432670][ T1011]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.432832][ T1011]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.432963][ T1011]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.433094][ T1011]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.433224][ T1011]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.433369][ T1011]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.433503][ T1011]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.433634][ T1011]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.433765][ T1011]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.433895][ T1011]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.434027][ T1011]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.434157][ T1011]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.434287][ T1011]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.434433][ T1011]  ? __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)
[   49.434566][ T1011]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.434697][ T1011]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.434830][ T1011]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.434962][ T1011]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.435093][ T1011]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.435224][ T1011]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.435369][ T1011]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.435500][ T1011]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.435631][ T1011]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.435760][ T1011]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.435890][ T1011]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.436019][ T1011]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.436151][ T1011]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.436279][ T1011]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.436450][ T1011]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.436580][ T1011]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.436709][ T1011]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.436840][ T1011]  ? register_snap_client (net/802/psnap.c:136)
[   49.436972][ T1011]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.437105][ T1011]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.437236][ T1011]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.437406][ T1011]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.437538][ T1011]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.437670][ T1011]  ? 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))
[   49.437798][ T1011]  ? 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))
[   49.437928][ T1011]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.438061][ T1011]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.438191][ T1011]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.438355][ T1011]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.438493][ T1011]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.438626][ T1011]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.438770][ T1011]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.438899][ T1011]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.439028][ T1011]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.439190][ T1011]  ? move_addr_to_kernel (net/socket.c:258)
[   49.439348][ T1011]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.439479][ T1011]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.439610][ T1011]  ___sys_sendmsg (net/socket.c:2752)
[   49.439761][ T1011]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.439927][ T1011]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.440067][ T1011]  __sys_sendmsg (net/socket.c:2784)
[   49.440213][ T1011]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.440359][ T1011]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.440524][ T1011]  ? 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)
[   49.440653][ T1011]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.440784][ T1011]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.440916][ T1011]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.441069][ T1011]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.441203][ T1011]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.441388][ T1011] RIP: 0033:0x7fb543f1f08e
[   49.441524][ T1011] 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
[   49.441985][ T1011] RSP: 002b:00007ffe33e42790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.442183][ T1011] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb543f1f08e
[   49.442391][ T1011] RDX: 0000000000000000 RSI: 00007ffe33e42840 RDI: 0000000000000005
[   49.442584][ T1011] RBP: 00007ffe33e427a0 R08: 0000000000000000 R09: 0000000000000000
[   49.442777][ T1011] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d4c8
[   49.442987][ T1011] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe33e42f10
| [   49.444296][ T1011] ---[ end trace 0000000000000000 ]---
| [   49.490425][ T1012] ------------[ cut here ]------------
| [   49.490596][ T1012] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ovpn-cli/1012
| [   49.491122][ T1012] Tainted: [W]=WARN
[   49.491214][ T1012] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.491381][ T1012] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.491543][ T1012] 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
[   49.491982][ T1012] RSP: 0018:ffa0000002177188 EFLAGS: 00010286
[   49.492138][ T1012] RAX: 00000000ffffffa6 RBX: ff11000004dd4ac0 RCX: 1ff400000042edf7
[   49.492775][ T1012] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004dd4b78
[   49.492960][ T1012] RBP: ff11000010321000 R08: 1fe22000009ba970 R09: ff1100000d992e58
[   49.493143][ T1012] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.493341][ T1012] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.493532][ T1012] FS:  00007f125ee78ec0(0000) GS:ff110000a78b0000(0000) knlGS:0000000000000000
[   49.493748][ T1012] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.493901][ T1012] CR2: 00007f125f1d9004 CR3: 000000001963c001 CR4: 0000000000771ef0
[   49.494089][ T1012] PKRU: 55555554
[   49.494181][ T1012] Call Trace:
[   49.494273][ T1012]  <TASK>
[   49.494348][ T1012]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.494510][ T1012]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.494667][ T1012]  ? 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)
[   49.494790][ T1012]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.494912][ T1012]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   49.495069][ T1012]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   49.495192][ T1012]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.495328][ T1012]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.495452][ T1012]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.495580][ T1012]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.495718][ T1012]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.495841][ T1012]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.495962][ T1012]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.496085][ T1012]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.496208][ T1012]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.496343][ T1012]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.496469][ T1012]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.496596][ T1012]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.496719][ T1012]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.496841][ T1012]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.496963][ T1012]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.497087][ T1012]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.497208][ T1012]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.497348][ T1012]  ? register_snap_client (net/802/psnap.c:136)
[   49.497477][ T1012]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.497598][ T1012]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.497720][ T1012]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.497847][ T1012]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   49.497969][ T1012]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.498096][ T1012]  ? 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))
[   49.498216][ T1012]  ? 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))
[   49.498354][ T1012]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.498477][ T1012]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.498599][ T1012]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.498725][ T1012]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.498853][ T1012]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.498978][ T1012]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.499103][ T1012]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.499226][ T1012]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.499364][ T1012]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.499528][ T1012]  ? move_addr_to_kernel (net/socket.c:258)
[   49.499656][ T1012]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.499779][ T1012]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.499932][ T1012]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.500054][ T1012]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.500210][ T1012]  ___sys_sendmsg (net/socket.c:2752)
[   49.500351][ T1012]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.500474][ T1012]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.500603][ T1012]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   49.500726][ T1012]  ? do_getsockname (net/socket.c:2192)
[   49.500852][ T1012]  __sys_sendmsg (net/socket.c:2784)
[   49.500974][ T1012]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.501128][ T1012]  ? __sys_getsockname (net/socket.c:2210)
[   49.501251][ T1012]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.501393][ T1012]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.501529][ T1012]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.501653][ T1012]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.501780][ T1012]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.501936][ T1012] RIP: 0033:0x7f125ef2d08e
[   49.502064][ T1012] 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
[   49.502513][ T1012] RSP: 002b:00007ffeec4eae40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.502698][ T1012] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f125ef2d08e
[   49.502883][ T1012] RDX: 0000000000000000 RSI: 00007ffeec4eaec0 RDI: 0000000000000005
[   49.503065][ T1012] RBP: 00007ffeec4eae50 R08: 0000000000000000 R09: 0000000000000000
[   49.503248][ T1012] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeec4ef5c8
[   49.503444][ T1012] R13: 0000000000000003 R14: 00007f125f219000 R15: 000000000040bda8
| [   49.504685][ T1012] ---[ end trace 0000000000000000 ]---
| [   49.541716][   T12] ------------[ cut here ]------------
| [   49.541861][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   49.542397][   T12] Tainted: [W]=WARN
[   49.542486][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.542634][   T12] Workqueue: netns cleanup_net
[   49.542756][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.542911][   T12] 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
[   49.543368][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   49.543550][   T12] RAX: 00000000ffffffa6 RBX: ff11000004dd58c0 RCX: 1ff4000000018eed
[   49.543727][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004dd5978
[   49.543908][   T12] RBP: ff11000008c84000 R08: 1fe22000009bab30 R09: ff11000001b0d1d0
[   49.544085][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   49.544261][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.544538][   T12] FS:  0000000000000000(0000) GS:ff110000a7930000(0000) knlGS:0000000000000000
[   49.544747][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.544896][   T12] CR2: 0000555a0eef3ae8 CR3: 000000002b749002 CR4: 0000000000771ef0
[   49.545077][   T12] PKRU: 55555554
[   49.545166][   T12] Call Trace:
[   49.545254][   T12]  <TASK>
[   49.545372][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.545550][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.545698][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   49.545817][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   49.545961][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.546080][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   49.546199][   T12]  ? 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)
[   49.546334][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   49.546454][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   49.546572][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.546695][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   49.546822][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   49.546945][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   49.547066][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.547186][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.547313][   T12]  process_one_work (kernel/workqueue.c:3314)
[   49.547450][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   49.547578][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.547701][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   49.547831][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.547954][   T12]  kthread (kernel/kthread.c:436)
[   49.548043][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.548191][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.548319][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   49.548443][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   49.548590][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   49.548711][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.548836][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   49.550009][   T12] ---[ end trace 0000000000000000 ]---
| [   49.564463][   T12] ------------[ cut here ]------------
| [   49.564612][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   49.565123][   T12] Tainted: [W]=WARN
[   49.565215][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.565435][   T12] Workqueue: netns cleanup_net
[   49.565583][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.565743][   T12] 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
[   49.566165][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   49.566347][   T12] RAX: 00000000ffffffa6 RBX: ff1100000da45000 RCX: 1ff4000000018ed5
[   49.566528][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000da450b8
[   49.566707][   T12] RBP: ff110000074b1000 R08: 1fe2200001b48a18 R09: ff11000001b0d1d0
[   49.566885][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   49.567069][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.567254][   T12] FS:  0000000000000000(0000) GS:ff110000a7930000(0000) knlGS:0000000000000000
[   49.567511][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.567663][   T12] CR2: 0000555a0eef3ae8 CR3: 000000002b749002 CR4: 0000000000771ef0
[   49.567861][   T12] PKRU: 55555554
[   49.567950][   T12] Call Trace:
[   49.568040][   T12]  <TASK>
[   49.568101][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.568257][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.568425][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   49.568548][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   49.568669][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   49.568789][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   49.568913][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   49.569039][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   49.569163][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.569294][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   49.569431][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   49.569554][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   49.569681][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.569802][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.569929][   T12]  process_one_work (kernel/workqueue.c:3314)
[   49.570058][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   49.570177][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.570310][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   49.570440][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.570564][   T12]  kthread (kernel/kthread.c:436)
[   49.570655][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.570806][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.570930][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   49.571057][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   49.571213][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   49.571449][   T12]  ? 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
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:netif_set_mtu_ext:rtnl_newlink