======================================
| 0
| xx__-> [    9.665018][  T193] ------------[ cut here ]------------
| [    9.665304][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/193
| [    9.665964][  T193] Tainted: [W]=WARN
[    9.666115][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.666343][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.666622][  T193] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.667158][  T193] RSP: 0018:ffa0000000897ab0 EFLAGS: 00010286
[    9.667371][  T193] RAX: 00000000ffffffa6 RBX: ff1100000c3bf000 RCX: 1ff4000000112f1c
[    9.667619][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c3bf0b8
[    9.667877][  T193] RBP: ff1100000c2c9000 R08: 1fe2200001877e18 R09: ff1100000a618b80
[    9.668127][  T193] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.668380][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c2c9000
[    9.668640][  T193] FS:  00007f0229edb840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[    9.668928][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.669162][  T193] CR2: 0000000000479648 CR3: 000000000d74f001 CR4: 0000000000771ef0
[    9.669406][  T193] PKRU: 55555554
[    9.669551][  T193] Call Trace:
[    9.669715][  T193]  <TASK>
[    9.669834][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.670016][  T193]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.670211][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.670357][  T193]  register_netdevice (net/core/dev.c:11488)
[    9.670539][  T193]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.670775][  T193]  register_netdev (net/core/dev.c:11552)
[    9.670968][  T193]  loopback_net_init (drivers/net/loopback.c:218)
[    9.671229][  T193]  ops_init (net/core/net_namespace.c:137)
[    9.671437][  T193]  setup_net (net/core/net_namespace.c:446)
[    9.671627][  T193]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.671813][  T193]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.671995][  T193]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.672189][  T193]  copy_net_ns (net/core/net_namespace.c:579)
[    9.672371][  T193]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.672556][  T193]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.672762][  T193]  ksys_unshare (kernel/fork.c:3243)
[    9.672944][  T193]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.673126][  T193]  ? __ia32_sys_open (fs/open.c:1374)
[    9.673319][  T193]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.673500][  T193]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.673698][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.673878][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.674059][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.674252][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.674461][  T193] RIP: 0033:0x7f022a19dbcb
[    9.674655][  T193] 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
[    9.675189][  T193] RSP: 002b:00007ffe3d7777c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.675433][  T193] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f022a19dbcb
[    9.675691][  T193] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.675934][  T193] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.676199][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe3d7799f0
[    9.676440][  T193] R13: 0000000000000001 R14: 00007f0229edb6f8 R15: 00007ffe3d77a8a9
| [    9.678127][  T193] ---[ end trace 0000000000000000 ]---
| [    9.688384][  T193] ------------[ cut here ]------------
| [    9.688584][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/193
| [    9.689230][  T193] Tainted: [W]=WARN
[    9.689373][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.689584][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.689820][  T193] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.690338][  T193] RSP: 0018:ffa0000000897a98 EFLAGS: 00010286
[    9.690549][  T193] RAX: 00000000ffffffa6 RBX: ff1100000b2ba200 RCX: 1ff4000000112f19
[    9.690813][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ba2b8
[    9.691053][  T193] RBP: ff1100000b0a4000 R08: 1fe2200001657458 R09: ff1100000a618b80
[    9.691343][  T193] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.691589][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b0a4000
[    9.691850][  T193] FS:  00007f0229edb840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[    9.692130][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.692356][  T193] CR2: 0000000000479648 CR3: 000000000d74f001 CR4: 0000000000771ef0
[    9.692601][  T193] PKRU: 55555554
[    9.692762][  T193] Call Trace:
[    9.692908][  T193]  <TASK>
[    9.693023][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.693219][  T193]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.693398][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.693548][  T193]  register_netdevice (net/core/dev.c:11488)
[    9.693751][  T193]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.693962][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.694156][  T193]  register_netdev (net/core/dev.c:11552)
[    9.694336][  T193]  sit_init_net (net/ipv6/sit.c:1860)
[    9.694522][  T193]  ops_init (net/core/net_namespace.c:137)
[    9.694687][  T193]  setup_net (net/core/net_namespace.c:446)
[    9.694840][  T193]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.695018][  T193]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.695212][  T193]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.695394][  T193]  copy_net_ns (net/core/net_namespace.c:579)
[    9.695575][  T193]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.695773][  T193]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.695952][  T193]  ksys_unshare (kernel/fork.c:3243)
[    9.696132][  T193]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.696326][  T193]  ? __ia32_sys_open (fs/open.c:1374)
[    9.696507][  T193]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.696700][  T193]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.696884][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.697063][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.697255][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.697435][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.697652][  T193] RIP: 0033:0x7f022a19dbcb
[    9.697847][  T193] 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
[    9.698375][  T193] RSP: 002b:00007ffe3d7777c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.698628][  T193] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f022a19dbcb
[    9.698880][  T193] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.699123][  T193] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.699379][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe3d7799f0
[    9.699631][  T193] R13: 0000000000000001 R14: 00007f0229edb6f8 R15: 00007ffe3d77a8a9
| [    9.701326][  T193] ---[ end trace 0000000000000000 ]---
| [    9.772059][  T197] ------------[ cut here ]------------
| [    9.772543][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/197
| [    9.773174][  T197] Tainted: [W]=WARN
[    9.773322][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.773533][  T197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.773771][  T197] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.774304][  T197] RSP: 0018:ffa00000008c7ab0 EFLAGS: 00010286
[    9.774520][  T197] RAX: 00000000ffffffa6 RBX: ff1100000b2ba040 RCX: 1ff4000000118f1c
[    9.774782][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ba0f8
[    9.775029][  T197] RBP: ff1100000b9ec000 R08: 1fe2200001657420 R09: ff1100000c075180
[    9.775287][  T197] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.775533][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b9ec000
[    9.775794][  T197] FS:  00007f1282778840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[    9.776073][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.776299][  T197] CR2: 00007f12829827d0 CR3: 000000000b93a003 CR4: 0000000000771ef0
[    9.776543][  T197] PKRU: 55555554
[    9.776707][  T197] Call Trace:
[    9.776856][  T197]  <TASK>
[    9.776973][  T197]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.777166][  T197]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.777347][  T197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.777495][  T197]  register_netdevice (net/core/dev.c:11488)
[    9.777689][  T197]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.777908][  T197]  register_netdev (net/core/dev.c:11552)
[    9.778093][  T197]  loopback_net_init (drivers/net/loopback.c:218)
[    9.778288][  T197]  ops_init (net/core/net_namespace.c:137)
[    9.778438][  T197]  setup_net (net/core/net_namespace.c:446)
[    9.778585][  T197]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.778780][  T197]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.778962][  T197]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.779155][  T197]  copy_net_ns (net/core/net_namespace.c:579)
[    9.779341][  T197]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.779522][  T197]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.779719][  T197]  ksys_unshare (kernel/fork.c:3243)
[    9.779902][  T197]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.780080][  T197]  ? __ia32_sys_open (fs/open.c:1374)
[    9.780279][  T197]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.780459][  T197]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.780651][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.780839][  T197]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.781018][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.781213][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.781428][  T197] RIP: 0033:0x7f1282a3abcb
[    9.781619][  T197] 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
[    9.782159][  T197] RSP: 002b:00007fff5429c3e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.782404][  T197] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1282a3abcb
[    9.782653][  T197] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.782910][  T197] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.783179][  T197] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff5429e610
[    9.783424][  T197] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff5429f8a9
| [    9.785121][  T197] ---[ end trace 0000000000000000 ]---
| [    9.788311][  T197] ------------[ cut here ]------------
| [    9.788500][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/197
| [    9.789123][  T197] Tainted: [W]=WARN
[    9.789290][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.789497][  T197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.789731][  T197] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.790254][  T197] RSP: 0018:ffa00000008c7a98 EFLAGS: 00010286
[    9.790468][  T197] RAX: 00000000ffffffa6 RBX: ff11000008fa1380 RCX: 1ff4000000118f19
[    9.790724][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008fa1438
[    9.790964][  T197] RBP: ff110000056a1000 R08: 1fe22000011f4288 R09: ff1100000c075180
[    9.791217][  T197] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.791457][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000056a1000
[    9.791715][  T197] FS:  00007f1282778840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[    9.791989][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.792215][  T197] CR2: 00007f12829827d0 CR3: 000000000b93a003 CR4: 0000000000771ef0
[    9.792462][  T197] PKRU: 55555554
[    9.792617][  T197] Call Trace:
[    9.792774][  T197]  <TASK>
[    9.792890][  T197]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.793068][  T197]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.793259][  T197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.793407][  T197]  register_netdevice (net/core/dev.c:11488)
[    9.793586][  T197]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.793830][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.794017][  T197]  register_netdev (net/core/dev.c:11552)
[    9.794209][  T197]  sit_init_net (net/ipv6/sit.c:1860)
[    9.794389][  T197]  ops_init (net/core/net_namespace.c:137)
[    9.794537][  T197]  setup_net (net/core/net_namespace.c:446)
[    9.794694][  T197]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.794870][  T197]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.795051][  T197]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.795247][  T197]  copy_net_ns (net/core/net_namespace.c:579)
[    9.795449][  T197]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.795637][  T197]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.795834][  T197]  ksys_unshare (kernel/fork.c:3243)
[    9.796030][  T197]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.796220][  T197]  ? __ia32_sys_open (fs/open.c:1374)
[    9.796403][  T197]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.796583][  T197]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.796778][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.796953][  T197]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.797129][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.797318][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.797522][  T197] RIP: 0033:0x7f1282a3abcb
[    9.797720][  T197] 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
[    9.798234][  T197] RSP: 002b:00007fff5429c3e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.798473][  T197] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1282a3abcb
[    9.798725][  T197] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.798970][  T197] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.799225][  T197] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff5429e610
[    9.799470][  T197] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff5429f8a9
| [    9.801156][  T197] ---[ end trace 0000000000000000 ]---
| [    9.902259][  T201] ------------[ cut here ]------------
| [    9.902449][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/201
| [    9.902990][  T201] Tainted: [W]=WARN
[    9.903088][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.903257][  T201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.903472][  T201] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.903941][  T201] RSP: 0018:ffa00000005c7ab0 EFLAGS: 00010286
[    9.904114][  T201] RAX: 00000000ffffffa6 RBX: ff11000008fa03c0 RCX: 1ff40000000b8f1c
[    9.904316][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008fa0478
[    9.904506][  T201] RBP: ff1100000957c000 R08: 1fe22000011f4090 R09: ff1100000cddae80
[    9.904707][  T201] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.904902][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000957c000
[    9.905101][  T201] FS:  00007f3e58cf4840(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[    9.905356][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.905529][  T201] CR2: 00007f3e58f00690 CR3: 00000000095d5003 CR4: 0000000000771ef0
[    9.905739][  T201] PKRU: 55555554
[    9.905836][  T201] Call Trace:
[    9.905935][  T201]  <TASK>
[    9.906005][  T201]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.906165][  T201]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.906304][  T201]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.906403][  T201]  register_netdevice (net/core/dev.c:11488)
[    9.906537][  T201]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.906711][  T201]  register_netdev (net/core/dev.c:11552)
[    9.906840][  T201]  loopback_net_init (drivers/net/loopback.c:218)
[    9.906970][  T201]  ops_init (net/core/net_namespace.c:137)
[    9.907070][  T201]  setup_net (net/core/net_namespace.c:446)
[    9.907173][  T201]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.907312][  T201]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.907448][  T201]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.907583][  T201]  copy_net_ns (net/core/net_namespace.c:579)
[    9.907724][  T201]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.907855][  T201]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.907986][  T201]  ksys_unshare (kernel/fork.c:3243)
[    9.908116][  T201]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.908252][  T201]  ? __ia32_sys_open (fs/open.c:1374)
[    9.908412][  T201]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.908543][  T201]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.908683][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.908813][  T201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.908943][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.909074][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.909241][  T201] RIP: 0033:0x7f3e58fb6bcb
[    9.909380][  T201] 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
[    9.909856][  T201] RSP: 002b:00007fffc5471028 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.910054][  T201] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3e58fb6bcb
[    9.910266][  T201] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.910463][  T201] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.910663][  T201] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffc5473250
[    9.910879][  T201] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffc54748a9
| [    9.912186][  T201] ---[ end trace 0000000000000000 ]---
| [    9.915049][  T201] ------------[ cut here ]------------
| [    9.915202][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/201
| [    9.915773][  T201] Tainted: [W]=WARN
[    9.915886][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.916050][  T201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.916233][  T201] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.916701][  T201] RSP: 0018:ffa00000005c7a98 EFLAGS: 00010286
[    9.916865][  T201] RAX: 00000000ffffffa6 RBX: ff11000005075c40 RCX: 1ff40000000b8f19
[    9.917059][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005075cf8
[    9.917257][  T201] RBP: ff1100000c9e1000 R08: 1fe2200000a0eba0 R09: ff1100000cddae80
[    9.917448][  T201] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.918341][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c9e1000
[    9.918535][  T201] FS:  00007f3e58cf4840(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[    9.918771][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.918931][  T201] CR2: 00007f3e58f00690 CR3: 00000000095d5003 CR4: 0000000000771ef0
[    9.919126][  T201] PKRU: 55555554
[    9.919231][  T201] Call Trace:
[    9.919327][  T201]  <TASK>
[    9.919394][  T201]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.919522][  T201]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.919656][  T201]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.919761][  T201]  register_netdevice (net/core/dev.c:11488)
[    9.919890][  T201]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.920050][  T201]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.920185][  T201]  register_netdev (net/core/dev.c:11552)
[    9.920313][  T201]  sit_init_net (net/ipv6/sit.c:1860)
[    9.920443][  T201]  ops_init (net/core/net_namespace.c:137)
[    9.920541][  T201]  setup_net (net/core/net_namespace.c:446)
[    9.920644][  T201]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.920777][  T201]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.920917][  T201]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.921048][  T201]  copy_net_ns (net/core/net_namespace.c:579)
[    9.921182][  T201]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.921312][  T201]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.921442][  T201]  ksys_unshare (kernel/fork.c:3243)
[    9.921571][  T201]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.921708][  T201]  ? __ia32_sys_open (fs/open.c:1374)
[    9.921838][  T201]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.921968][  T201]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.922097][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.922237][  T201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.922365][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.922493][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.922654][  T201] RIP: 0033:0x7f3e58fb6bcb
[    9.922791][  T201] 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
[    9.923255][  T201] RSP: 002b:00007fffc5471028 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.923449][  T201] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3e58fb6bcb
[    9.923646][  T201] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.923841][  T201] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.924032][  T201] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffc5473250
[    9.924228][  T201] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffc54748a9
| [    9.925545][  T201] ---[ end trace 0000000000000000 ]---
| [    9.986459][  T205] ------------[ cut here ]------------
| [    9.986623][  T205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/205
| [    9.987114][  T205] Tainted: [W]=WARN
[    9.987397][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.987558][  T205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.987736][  T205] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.988204][  T205] RSP: 0018:ffa00000008f7ab0 EFLAGS: 00010286
[    9.988376][  T205] RAX: 00000000ffffffa6 RBX: ff110000050743c0 RCX: 1ff400000011ef1c
[    9.988571][  T205] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005074478
[    9.988773][  T205] RBP: ff1100000a401000 R08: 1fe2200000a0e890 R09: ff1100000c0c8b80
[    9.988963][  T205] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.989162][  T205] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a401000
[    9.989353][  T205] FS:  00007f4dfdd05840(0000) GS:ff110000a8930000(0000) knlGS:0000000000000000
[    9.989577][  T205] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.989750][  T205] CR2: 00007f4dfdf11690 CR3: 0000000008ec4004 CR4: 0000000000771ef0
[    9.989944][  T205] PKRU: 55555554
[    9.990040][  T205] Call Trace:
[    9.990141][  T205]  <TASK>
[    9.990207][  T205]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.990337][  T205]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.990467][  T205]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.990565][  T205]  register_netdevice (net/core/dev.c:11488)
[    9.990705][  T205]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.990868][  T205]  register_netdev (net/core/dev.c:11552)
[    9.990996][  T205]  loopback_net_init (drivers/net/loopback.c:218)
[    9.991127][  T205]  ops_init (net/core/net_namespace.c:137)
[    9.991235][  T205]  setup_net (net/core/net_namespace.c:446)
[    9.991332][  T205]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.991459][  T205]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.991588][  T205]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.991728][  T205]  copy_net_ns (net/core/net_namespace.c:579)
[    9.991858][  T205]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.991989][  T205]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.992118][  T205]  ksys_unshare (kernel/fork.c:3243)
[    9.992254][  T205]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.992382][  T205]  ? __ia32_sys_open (fs/open.c:1374)
[    9.992511][  T205]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.992674][  T205]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.992814][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.992943][  T205]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.993073][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.993208][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.993368][  T205] RIP: 0033:0x7f4dfdfc7bcb
[    9.993501][  T205] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.993967][  T205] RSP: 002b:00007fff6492abe8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.994166][  T205] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4dfdfc7bcb
[    9.994359][  T205] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.994550][  T205] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.994754][  T205] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff6492ce10
[    9.994947][  T205] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6492e8a9
| [    9.996246][  T205] ---[ end trace 0000000000000000 ]---
| [    9.999075][  T205] ------------[ cut here ]------------
| [    9.999345][  T205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/205
| [    9.999833][  T205] Tainted: [W]=WARN
[    9.999931][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.000091][  T205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.000264][  T205] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.000729][  T205] RSP: 0018:ffa00000008f7a98 EFLAGS: 00010286
[   10.000892][  T205] RAX: 00000000ffffffa6 RBX: ff1100000b0d6c80 RCX: 1ff400000011ef19
[   10.001083][  T205] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b0d6d38
[   10.001283][  T205] RBP: ff11000008219000 R08: 1fe220000161ada8 R09: ff1100000c0c8b80
[   10.001473][  T205] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.001671][  T205] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008219000
[   10.001862][  T205] FS:  00007f4dfdd05840(0000) GS:ff110000a8930000(0000) knlGS:0000000000000000
[   10.002083][  T205] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.002250][  T205] CR2: 00007f4dfdf11690 CR3: 0000000008ec4004 CR4: 0000000000771ef0
[   10.002444][  T205] PKRU: 55555554
[   10.002539][  T205] Call Trace:
[   10.002641][  T205]  <TASK>
[   10.002708][  T205]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.002836][  T205]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.002963][  T205]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.003061][  T205]  register_netdevice (net/core/dev.c:11488)
[   10.003195][  T205]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.003358][  T205]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.003487][  T205]  register_netdev (net/core/dev.c:11552)
[   10.003621][  T205]  sit_init_net (net/ipv6/sit.c:1860)
[   10.003756][  T205]  ops_init (net/core/net_namespace.c:137)
[   10.003854][  T205]  setup_net (net/core/net_namespace.c:446)
[   10.003951][  T205]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.004078][  T205]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.004210][  T205]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.004342][  T205]  copy_net_ns (net/core/net_namespace.c:579)
[   10.004474][  T205]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.004604][  T205]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.004740][  T205]  ksys_unshare (kernel/fork.c:3243)
[   10.004870][  T205]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.004998][  T205]  ? __ia32_sys_open (fs/open.c:1374)
[   10.005127][  T205]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.005262][  T205]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.005390][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.005520][  T205]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.005652][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.005789][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.005945][  T205] RIP: 0033:0x7f4dfdfc7bcb
[   10.006077][  T205] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.006539][  T205] RSP: 002b:00007fff6492abe8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   10.006738][  T205] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4dfdfc7bcb
[   10.006928][  T205] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.007119][  T205] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.007317][  T205] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff6492ce10
[   10.007507][  T205] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6492e8a9
| [   10.008798][  T205] ---[ end trace 0000000000000000 ]---
| [   10.068361][  T209] ------------[ cut here ]------------
| [   10.068554][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/209
| [   10.069061][  T209] Tainted: [W]=WARN
[   10.069801][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.069966][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.070135][  T209] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.070674][  T209] RSP: 0018:ffa0000000927ab0 EFLAGS: 00010286
[   10.070839][  T209] RAX: 00000000ffffffa6 RBX: ff1100000d7f4200 RCX: 1ff4000000124f1c
[   10.071034][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d7f42b8
[   10.071286][  T209] RBP: ff1100000582c000 R08: 1fe2200001afe858 R09: ff1100000a610b80
[   10.071480][  T209] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.071684][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000582c000
[   10.071879][  T209] FS:  00007f61c6a88840(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   10.072176][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.072340][  T209] CR2: 00007f61c6c927d0 CR3: 000000000a41b001 CR4: 0000000000771ef0
[   10.072534][  T209] PKRU: 55555554
[   10.072656][  T209] Call Trace:
[   10.072765][  T209]  <TASK>
[   10.072835][  T209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.072969][  T209]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.073104][  T209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.073223][  T209]  register_netdevice (net/core/dev.c:11488)
[   10.073359][  T209]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.073529][  T209]  register_netdev (net/core/dev.c:11552)
[   10.073674][  T209]  loopback_net_init (drivers/net/loopback.c:218)
[   10.073810][  T209]  ops_init (net/core/net_namespace.c:137)
[   10.073913][  T209]  setup_net (net/core/net_namespace.c:446)
[   10.074015][  T209]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.074152][  T209]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.074288][  T209]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.074425][  T209]  copy_net_ns (net/core/net_namespace.c:579)
[   10.074561][  T209]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.074707][  T209]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.074842][  T209]  ksys_unshare (kernel/fork.c:3243)
[   10.074976][  T209]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.075112][  T209]  ? __ia32_sys_open (fs/open.c:1374)
[   10.075253][  T209]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.075389][  T209]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.075524][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.075670][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.075804][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.075939][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.076105][  T209] RIP: 0033:0x7f61c6d4abcb
[   10.076251][  T209] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.076741][  T209] RSP: 002b:00007ffc9a220cb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   10.076942][  T209] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f61c6d4abcb
[   10.077147][  T209] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.077347][  T209] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.077548][  T209] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc9a222ee0
[   10.077757][  T209] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc9a2248a9
| [   10.079112][  T209] ---[ end trace 0000000000000000 ]---
| [   10.082278][  T209] ------------[ cut here ]------------
| [   10.082428][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/209
| [   10.082948][  T209] Tainted: [W]=WARN
[   10.083049][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.083226][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.083399][  T209] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.083883][  T209] RSP: 0018:ffa0000000927a98 EFLAGS: 00010286
[   10.084052][  T209] RAX: 00000000ffffffa6 RBX: ff1100000d7f5000 RCX: 1ff4000000124f19
[   10.084256][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d7f50b8
[   10.084457][  T209] RBP: ff11000005089000 R08: 1fe2200001afea18 R09: ff1100000a610b80
[   10.084668][  T209] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.084867][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005089000
[   10.085067][  T209] FS:  00007f61c6a88840(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   10.085305][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.085475][  T209] CR2: 00007f61c6c927d0 CR3: 000000000a41b001 CR4: 0000000000771ef0
[   10.085690][  T209] PKRU: 55555554
[   10.085790][  T209] Call Trace:
[   10.085891][  T209]  <TASK>
[   10.085960][  T209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.086096][  T209]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.086236][  T209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.086338][  T209]  register_netdevice (net/core/dev.c:11488)
[   10.086476][  T209]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.086651][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.086791][  T209]  register_netdev (net/core/dev.c:11552)
[   10.086926][  T209]  sit_init_net (net/ipv6/sit.c:1860)
[   10.087062][  T209]  ops_init (net/core/net_namespace.c:137)
[   10.087170][  T209]  setup_net (net/core/net_namespace.c:446)
[   10.087271][  T209]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.087407][  T209]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.087542][  T209]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.087690][  T209]  copy_net_ns (net/core/net_namespace.c:579)
[   10.087825][  T209]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.087961][  T209]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.088095][  T209]  ksys_unshare (kernel/fork.c:3243)
[   10.088238][  T209]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.088373][  T209]  ? __ia32_sys_open (fs/open.c:1374)
[   10.088509][  T209]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.088652][  T209]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.088791][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.088924][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.089059][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.089700][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.089876][  T209] RIP: 0033:0x7f61c6d4abcb
[   10.090018][  T209] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.090554][  T209] RSP: 002b:00007ffc9a220cb8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   10.090769][  T209] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f61c6d4abcb
[   10.090970][  T209] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.091225][  T209] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.091428][  T209] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc9a222ee0
[   10.091633][  T209] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc9a2248a9
| [   10.093083][  T209] ---[ end trace 0000000000000000 ]---
| [   10.163714][  T213] ------------[ cut here ]------------
| [   10.163917][  T213] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/213
| [   10.164956][  T213] Tainted: [W]=WARN
[   10.165105][  T213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.165328][  T213] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.165547][  T213] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.166084][  T213] RSP: 0018:ffa0000000957ab0 EFLAGS: 00010286
[   10.166313][  T213] RAX: 00000000ffffffa6 RBX: ff110000092b0580 RCX: 1ff400000012af1c
[   10.166556][  T213] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000092b0638
[   10.166821][  T213] RBP: ff110000089b1000 R08: 1fe22000012560c8 R09: ff1100000577d180
[   10.167065][  T213] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.167318][  T213] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000089b1000
[   10.167562][  T213] FS:  00007f6817098840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   10.167859][  T213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.168075][  T213] CR2: 00007f68172a27d0 CR3: 0000000009174004 CR4: 0000000000771ef0
[   10.168333][  T213] PKRU: 55555554
[   10.168478][  T213] Call Trace:
[   10.168631][  T213]  <TASK>
[   10.168755][  T213]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.168937][  T213]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.169118][  T213]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.169283][  T213]  register_netdevice (net/core/dev.c:11488)
[   10.169464][  T213]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.169692][  T213]  register_netdev (net/core/dev.c:11552)
[   10.169878][  T213]  loopback_net_init (drivers/net/loopback.c:218)
[   10.170060][  T213]  ops_init (net/core/net_namespace.c:137)
[   10.170223][  T213]  setup_net (net/core/net_namespace.c:446)
[   10.170373][  T213]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.170555][  T213]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.170753][  T213]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.170937][  T213]  copy_net_ns (net/core/net_namespace.c:579)
[   10.171119][  T213]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.171313][  T213]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.171493][  T213]  ksys_unshare (kernel/fork.c:3243)
[   10.171687][  T213]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.171875][  T213]  ? __ia32_sys_open (fs/open.c:1374)
[   10.172059][  T213]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.172251][  T213]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.172431][  T213]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.172619][  T213]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.172810][  T213]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.172991][  T213]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.173216][  T213] RIP: 0033:0x7f681735abcb
[   10.173404][  T213] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.173927][  T213] RSP: 002b:00007fff3b718f08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   10.174187][  T213] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f681735abcb
[   10.174435][  T213] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.174690][  T213] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.174937][  T213] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff3b71b130
[   10.175225][  T213] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff3b71b8a9
| [   10.176893][  T213] ---[ end trace 0000000000000000 ]---
| [   10.179825][  T213] ------------[ cut here ]------------
| [   10.180028][  T213] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/213
| [   10.180908][  T213] Tainted: [W]=WARN
[   10.181052][  T213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.181272][  T213] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.181486][  T213] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.182007][  T213] RSP: 0018:ffa0000000957a98 EFLAGS: 00010286
[   10.182229][  T213] RAX: 00000000ffffffa6 RBX: ff110000092b1380 RCX: 1ff400000012af19
[   10.182466][  T213] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000092b1438
[   10.182722][  T213] RBP: ff11000008851000 R08: 1fe2200001256288 R09: ff1100000577d180
[   10.182960][  T213] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.183209][  T213] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008851000
[   10.183448][  T213] FS:  00007f6817098840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   10.183737][  T213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.183949][  T213] CR2: 00007f68172a27d0 CR3: 0000000009174004 CR4: 0000000000771ef0
[   10.184202][  T213] PKRU: 55555554
[   10.184346][  T213] Call Trace:
[   10.184491][  T213]  <TASK>
[   10.184603][  T213]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.184800][  T213]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.184977][  T213]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.185162][  T213]  register_netdevice (net/core/dev.c:11488)
[   10.185346][  T213]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.185559][  T213]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.185757][  T213]  register_netdev (net/core/dev.c:11552)
[   10.185937][  T213]  sit_init_net (net/ipv6/sit.c:1860)
[   10.186116][  T213]  ops_init (net/core/net_namespace.c:137)
[   10.186276][  T213]  setup_net (net/core/net_namespace.c:446)
[   10.186426][  T213]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.186604][  T213]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.186804][  T213]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.186985][  T213]  copy_net_ns (net/core/net_namespace.c:579)
[   10.187179][  T213]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.187362][  T213]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.187541][  T213]  ksys_unshare (kernel/fork.c:3243)
[   10.187744][  T213]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.187924][  T213]  ? __ia32_sys_open (fs/open.c:1374)
[   10.188106][  T213]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.188295][  T213]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.188474][  T213]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.188658][  T213]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.188850][  T213]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.189033][  T213]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.189296][  T213] RIP: 0033:0x7f681735abcb
[   10.189480][  T213] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.190009][  T213] RSP: 002b:00007fff3b718f08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   10.190271][  T213] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f681735abcb
[   10.190514][  T213] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.190776][  T213] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.191018][  T213] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff3b71b130
[   10.191276][  T213] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff3b71b8a9
| [   10.192967][  T213] ---[ end trace 0000000000000000 ]---
| [   10.249726][  T217] ------------[ cut here ]------------
| [   10.249888][  T217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/217
| [   10.250393][  T217] Tainted: [W]=WARN
[   10.250493][  T217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.250667][  T217] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.250838][  T217] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.251304][  T217] RSP: 0018:ffa00000005e7ab0 EFLAGS: 00010286
[   10.251470][  T217] RAX: 00000000ffffffa6 RBX: ff1100000d7b6900 RCX: 1ff40000000bcf1c
[   10.251675][  T217] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d7b69b8
[   10.251867][  T217] RBP: ff11000009eb9000 R08: 1fe2200001af6d38 R09: ff1100000ca1ae80
[   10.252061][  T217] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.252261][  T217] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009eb9000
[   10.252453][  T217] FS:  00007f17fef57840(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   10.252691][  T217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.252853][  T217] CR2: 00007f17ff1617d0 CR3: 00000000095c0003 CR4: 0000000000771ef0
[   10.253048][  T217] PKRU: 55555554
[   10.253152][  T217] Call Trace:
[   10.253249][  T217]  <TASK>
[   10.253315][  T217]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.253447][  T217]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.253575][  T217]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.253681][  T217]  register_netdevice (net/core/dev.c:11488)
[   10.253811][  T217]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.253976][  T217]  register_netdev (net/core/dev.c:11552)
[   10.254104][  T217]  loopback_net_init (drivers/net/loopback.c:218)
[   10.254240][  T217]  ops_init (net/core/net_namespace.c:137)
[   10.254340][  T217]  setup_net (net/core/net_namespace.c:446)
[   10.254438][  T217]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.254567][  T217]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.254705][  T217]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.254837][  T217]  copy_net_ns (net/core/net_namespace.c:579)
[   10.254966][  T217]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.255097][  T217]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.255299][  T217]  ksys_unshare (kernel/fork.c:3243)
[   10.255430][  T217]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.255559][  T217]  ? __ia32_sys_open (fs/open.c:1374)
[   10.255700][  T217]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.255830][  T217]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.255958][  T217]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.256086][  T217]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.256281][  T217]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.256464][  T217]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.256628][  T217] RIP: 0033:0x7f17ff219bcb
[   10.256770][  T217] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.257260][  T217] RSP: 002b:00007ffe40d986f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   10.257456][  T217] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f17ff219bcb
[   10.257655][  T217] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.257851][  T217] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.258045][  T217] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe40d9a920
[   10.258244][  T217] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe40d9c8a9
| [   10.259561][  T217] ---[ end trace 0000000000000000 ]---
| [   10.262455][  T217] ------------[ cut here ]------------
| [   10.262587][  T217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/217
| [   10.263084][  T217] Tainted: [W]=WARN
[   10.263304][  T217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.263466][  T217] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.263638][  T217] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.264101][  T217] RSP: 0018:ffa00000005e7a98 EFLAGS: 00010286
[   10.264269][  T217] RAX: 00000000ffffffa6 RBX: ff1100000d7b7700 RCX: 1ff40000000bcf19
[   10.264462][  T217] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d7b77b8
[   10.264659][  T217] RBP: ff11000009e71000 R08: 1fe2200001af6ef8 R09: ff1100000ca1ae80
[   10.264857][  T217] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.265049][  T217] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009e71000
[   10.265247][  T217] FS:  00007f17fef57840(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   10.265473][  T217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.265642][  T217] CR2: 00007f17ff1617d0 CR3: 00000000095c0003 CR4: 0000000000771ef0
[   10.265837][  T217] PKRU: 55555554
[   10.265933][  T217] Call Trace:
[   10.266029][  T217]  <TASK>
[   10.266095][  T217]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.266231][  T217]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.266360][  T217]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.266460][  T217]  register_netdevice (net/core/dev.c:11488)
[   10.266590][  T217]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.266762][  T217]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.266893][  T217]  register_netdev (net/core/dev.c:11552)
[   10.267021][  T217]  sit_init_net (net/ipv6/sit.c:1860)
[   10.267157][  T217]  ops_init (net/core/net_namespace.c:137)
[   10.267256][  T217]  setup_net (net/core/net_namespace.c:446)
[   10.267355][  T217]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.267483][  T217]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.267619][  T217]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.267756][  T217]  copy_net_ns (net/core/net_namespace.c:579)
[   10.267885][  T217]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.268019][  T217]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.268165][  T217]  ksys_unshare (kernel/fork.c:3243)
[   10.268296][  T217]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.268425][  T217]  ? __ia32_sys_open (fs/open.c:1374)
[   10.268556][  T217]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.268694][  T217]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.268825][  T217]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.268968][  T217]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.269100][  T217]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.269235][  T217]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.269395][  T217] RIP: 0033:0x7f17ff219bcb
[   10.269529][  T217] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.270000][  T217] RSP: 002b:00007ffe40d986f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   10.270200][  T217] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f17ff219bcb
[   10.270392][  T217] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.270583][  T217] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   10.270789][  T217] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe40d9a920
[   10.270982][  T217] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe40d9c8a9
| [   10.272290][  T217] ---[ end trace 0000000000000000 ]---
| [   14.307490][  T276] ------------[ cut here ]------------
| [   14.307714][  T276] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/276
| [   14.308290][  T276] Tainted: [W]=WARN
[   14.308396][  T276] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.308566][  T276] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.308757][  T276] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.309292][  T276] RSP: 0018:ffa0000000a56e20 EFLAGS: 00010286
[   14.309466][  T276] RAX: 00000000ffffffa6 RBX: ff1100000c3be3c0 RCX: 1ff400000014ad8a
[   14.309694][  T276] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c3be478
[   14.309899][  T276] RBP: ff11000009dcc000 R08: 1fe2200001877c90 R09: ff1100000577ae80
[   14.310106][  T276] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   14.310318][  T276] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009301588
[   14.310527][  T276] FS:  00007ff855924840(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   14.310778][  T276] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.310950][  T276] CR2: 000000000042ebe0 CR3: 0000000001f12001 CR4: 0000000000771ef0
[   14.311165][  T276] PKRU: 55555554
[   14.311268][  T276] Call Trace:
[   14.311370][  T276]  <TASK>
[   14.311441][  T276]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.311582][  T276]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.311698][  T276]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.311835][  T276]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.311971][  T276]  __dev_notify_flags (net/core/dev.c:9787)
[   14.312110][  T276]  ? netif_change_name (net/core/dev.c:1495)
[   14.312252][  T276]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   14.312403][  T276]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   14.312540][  T276]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.312684][  T276]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.312817][  T276]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   14.312952][  T276]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   14.313087][  T276]  veth_newlink (drivers/net/veth.c:1871)
[   14.313229][  T276]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   14.313364][  T276]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.313501][  T276]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.313641][  T276]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   14.313793][  T276]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   14.313928][  T276]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   14.314065][  T276]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.314206][  T276]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.314342][  T276]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   14.314481][  T276]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   14.314617][  T276]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.314759][  T276]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.314897][  T276]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.315040][  T276]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.315184][  T276]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.315322][  T276]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.315459][  T276]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.315593][  T276]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.315740][  T276]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.315878][  T276]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.316013][  T276]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.316153][  T276]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.316288][  T276]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.316422][  T276]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.316560][  T276]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.316702][  T276]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.316837][  T276]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.316972][  T276]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.317107][  T276]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.317250][  T276]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.317383][  T276]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.317521][  T276]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.317664][  T276]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.317801][  T276]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.317938][  T276]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.318074][  T276]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.318217][  T276]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.318355][  T276]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.318491][  T276]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.318632][  T276]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.318803][  T276]  ? move_addr_to_kernel (net/socket.c:258)
[   14.318955][  T276]  ___sys_sendmsg (net/socket.c:2752)
[   14.319089][  T276]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.319233][  T276]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.319405][  T276]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.319542][  T276]  __sys_sendmsg (net/socket.c:2784)
[   14.319691][  T276]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.319827][  T276]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   14.319964][  T276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.320101][  T276]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.320245][  T276]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.320378][  T276]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.320513][  T276]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.320690][  T276] RIP: 0033:0x7ff855b5e08e
[   14.320831][  T276] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.321316][  T276] RSP: 002b:00007fff38934760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.321522][  T276] RAX: ffffffffffffffda RBX: 00007fff38934f08 RCX: 00007ff855b5e08e
[   14.321737][  T276] RDX: 0000000000000000 RSI: 00007fff38934810 RDI: 0000000000000005
[   14.321940][  T276] RBP: 00007fff38934770 R08: 0000000000000000 R09: 0000000000000000
[   14.322149][  T276] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d643
[   14.322351][  T276] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff38934ed0
| [   14.323923][  T276] ---[ end trace 0000000000000000 ]---
| [   14.339184][  T276] ------------[ cut here ]------------
| [   14.339356][  T276] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/276
| [   14.339880][  T276] Tainted: [W]=WARN
[   14.339983][  T276] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.340658][  T276] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.340840][  T276] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.341324][  T276] RSP: 0018:ffa0000000a571a0 EFLAGS: 00010286
[   14.341497][  T276] RAX: 00000000ffffffa6 RBX: ff1100000b2bac80 RCX: 1ff400000014adfa
[   14.341710][  T276] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2bad38
[   14.341910][  T276] RBP: ff110000088e9000 R08: 1fe22000016575a8 R09: ff1100000577ae80
[   14.342112][  T276] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   14.342319][  T276] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   14.342523][  T276] FS:  00007ff855924840(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   14.342771][  T276] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.342941][  T276] CR2: 000000000042ebe0 CR3: 0000000001f12001 CR4: 0000000000771ef0
[   14.343152][  T276] PKRU: 55555554
[   14.343253][  T276] Call Trace:
[   14.343353][  T276]  <TASK>
[   14.343422][  T276]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.343558][  T276]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.343673][  T276]  __dev_notify_flags (net/core/dev.c:9787)
[   14.343809][  T276]  ? netif_change_name (net/core/dev.c:1495)
[   14.343945][  T276]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.344079][  T276]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.344219][  T276]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.344357][  T276]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   14.344492][  T276]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.344634][  T276]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.344773][  T276]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.344912][  T276]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.345049][  T276]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.345191][  T276]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.345326][  T276]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.345461][  T276]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.345597][  T276]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.345743][  T276]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.345877][  T276]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.346013][  T276]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.346151][  T276]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.346287][  T276]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.346422][  T276]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.346555][  T276]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.346699][  T276]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.346836][  T276]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.346972][  T276]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.347109][  T276]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.347248][  T276]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.347384][  T276]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.347519][  T276]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.347664][  T276]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.347803][  T276]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.347939][  T276]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.348072][  T276]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.348216][  T276]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.348350][  T276]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.348483][  T276]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.348654][  T276]  ? move_addr_to_kernel (net/socket.c:258)
[   14.348797][  T276]  ___sys_sendmsg (net/socket.c:2752)
[   14.348934][  T276]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.349071][  T276]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.349246][  T276]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.349382][  T276]  __sys_sendmsg (net/socket.c:2784)
[   14.349515][  T276]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.349657][  T276]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   14.349796][  T276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.349936][  T276]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.350071][  T276]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.350210][  T276]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.350344][  T276]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.350510][  T276] RIP: 0033:0x7ff855b5e08e
[   14.350654][  T276] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.351135][  T276] RSP: 002b:00007fff38934760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.351343][  T276] RAX: ffffffffffffffda RBX: 00007fff38934f08 RCX: 00007ff855b5e08e
[   14.351543][  T276] RDX: 0000000000000000 RSI: 00007fff38934810 RDI: 0000000000000005
[   14.351752][  T276] RBP: 00007fff38934770 R08: 0000000000000000 R09: 0000000000000000
[   14.351954][  T276] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d643
[   14.352155][  T276] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff38934ed0
| [   14.357268][  T276] ip (276) used greatest stack depth: 23784 bytes left
| [   14.425251][  T279] ------------[ cut here ]------------
| [   14.425411][  T279] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/279
| [   14.425917][  T279] Tainted: [W]=WARN
[   14.426015][  T279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.426194][  T279] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.426363][  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
[   14.426842][  T279] RSP: 0018:ffa0000000b47020 EFLAGS: 00010286
[   14.427005][  T279] RAX: 00000000ffffffa6 RBX: ff11000008fa1380 RCX: 1ff4000000168dca
[   14.427204][  T279] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008fa1438
[   14.427396][  T279] RBP: ff110000088e9000 R08: 1fe22000011f4288 R09: ff1100000efad158
[   14.427586][  T279] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   14.427794][  T279] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000088e9ce1
[   14.427989][  T279] FS:  00007f6a3dc66840(0000) GS:ff110000a8930000(0000) knlGS:0000000000000000
[   14.428219][  T279] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.428380][  T279] CR2: 0000000011b28988 CR3: 000000001094a002 CR4: 0000000000771ef0
[   14.428578][  T279] PKRU: 55555554
[   14.428683][  T279] Call Trace:
[   14.428780][  T279]  <TASK>
[   14.428847][  T279]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.428977][  T279]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.429074][  T279]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.429209][  T279]  __dev_notify_flags (net/core/dev.c:9787)
[   14.429338][  T279]  ? netif_change_name (net/core/dev.c:1495)
[   14.429470][  T279]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.429599][  T279]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   14.429737][  T279]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.429865][  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))
[   14.429996][  T279]  netif_change_flags (net/core/dev.c:9820)
[   14.430125][  T279]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.430262][  T279]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.430395][  T279]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.430558][  T279]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.430696][  T279]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.430823][  T279]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.430952][  T279]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.431081][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.431219][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.431348][  T279]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.431477][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.431604][  T279]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.431738][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.431864][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.431992][  T279]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.432121][  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)
[   14.432263][  T279]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.432392][  T279]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.432522][  T279]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.432657][  T279]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.432792][  T279]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.432923][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.433052][  T279]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.433183][  T279]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.433317][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.433445][  T279]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.433572][  T279]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.433707][  T279]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.433836][  T279]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.433966][  T279]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.434094][  T279]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.434306][  T279]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.434501][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.434640][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.434772][  T279]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.434903][  T279]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.435032][  T279]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.435215][  T279]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.435347][  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))
[   14.435480][  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))
[   14.435610][  T279]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.435749][  T279]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.435880][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.436010][  T279]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.436214][  T279]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.436345][  T279]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.436510][  T279]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.436651][  T279]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.436794][  T279]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.436954][  T279]  ? move_addr_to_kernel (net/socket.c:258)
[   14.437084][  T279]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.437275][  T279]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.437406][  T279]  ___sys_sendmsg (net/socket.c:2752)
[   14.437533][  T279]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.437713][  T279]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.437852][  T279]  __sys_sendmsg (net/socket.c:2784)
[   14.437983][  T279]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.438113][  T279]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.438358][  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)
[   14.438488][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.438623][  T279]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.438768][  T279]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.438898][  T279]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.439027][  T279]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.439278][  T279] RIP: 0033:0x7f6a3dea008e
[   14.439414][  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
[   14.439895][  T279] RSP: 002b:00007ffe1e3d9bb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.440088][  T279] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6a3dea008e
[   14.440291][  T279] RDX: 0000000000000000 RSI: 00007ffe1e3d9c60 RDI: 0000000000000005
[   14.440493][  T279] RBP: 00007ffe1e3d9bc0 R08: 0000000000000000 R09: 0000000000000000
[   14.440745][  T279] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d643
[   14.440938][  T279] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1e3da330
| [   14.455997][  T279] ip (279) used greatest stack depth: 23448 bytes left
| [   14.532371][  T282] ------------[ cut here ]------------
| [   14.532553][  T282] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/282
| [   14.533162][  T282] Tainted: [W]=WARN
[   14.533306][  T282] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.533513][  T282] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.533744][  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
[   14.534258][  T282] RSP: 0018:ffa0000000b77020 EFLAGS: 00010286
[   14.534466][  T282] RAX: 00000000ffffffa6 RBX: ff110000108e03c0 RCX: 1ff400000016edca
[   14.534726][  T282] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000108e0478
[   14.534967][  T282] RBP: ff11000009dcc000 R08: 1fe220000211c090 R09: ff11000010a35158
[   14.535218][  T282] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   14.535456][  T282] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009dccce1
[   14.535714][  T282] FS:  00007fdb707b1840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   14.535989][  T282] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.536216][  T282] CR2: 00007fdb70a811a0 CR3: 000000000ef6a005 CR4: 0000000000771ef0
[   14.536461][  T282] PKRU: 55555554
[   14.536603][  T282] Call Trace:
[   14.536763][  T282]  <TASK>
[   14.536875][  T282]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.537054][  T282]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.537211][  T282]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.537386][  T282]  __dev_notify_flags (net/core/dev.c:9787)
[   14.537565][  T282]  ? netif_change_name (net/core/dev.c:1495)
[   14.537758][  T282]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.537950][  T282]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   14.538126][  T282]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.538316][  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))
[   14.538496][  T282]  netif_change_flags (net/core/dev.c:9820)
[   14.538689][  T282]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.538869][  T282]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.539060][  T282]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.539282][  T282]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.539457][  T282]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.539639][  T282]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.539824][  T282]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.540003][  T282]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.540191][  T282]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.540381][  T282]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.540558][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.540751][  T282]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.540930][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.541204][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.541381][  T282]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.541557][  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)
[   14.541765][  T282]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.542042][  T282]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.542232][  T282]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.542410][  T282]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.542589][  T282]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.542873][  T282]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.543051][  T282]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.543239][  T282]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.543418][  T282]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.543711][  T282]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.543889][  T282]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.544066][  T282]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.544254][  T282]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.544514][  T282]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.544708][  T282]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.544884][  T282]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.545074][  T282]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.545351][  T282]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.545527][  T282]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.545723][  T282]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.545901][  T282]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.546176][  T282]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.546354][  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))
[   14.546529][  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))
[   14.546740][  T282]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.547004][  T282]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.547190][  T282]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.547368][  T282]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.547546][  T282]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.547826][  T282]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.548005][  T282]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.548191][  T282]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.548380][  T282]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.548683][  T282]  ? move_addr_to_kernel (net/socket.c:258)
[   14.548864][  T282]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.549040][  T282]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.549231][  T282]  ___sys_sendmsg (net/socket.c:2752)
[   14.549491][  T282]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.549731][  T282]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.549918][  T282]  __sys_sendmsg (net/socket.c:2784)
[   14.550094][  T282]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.550283][  T282]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.550491][  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)
[   14.550677][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.550861][  T282]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.551122][  T282]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.551324][  T282]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.551502][  T282]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.551809][  T282] RIP: 0033:0x7fdb709eb08e
[   14.551992][  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
[   14.552610][  T282] RSP: 002b:00007ffc95f909c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.552873][  T282] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdb709eb08e
[   14.553114][  T282] RDX: 0000000000000000 RSI: 00007ffc95f90a70 RDI: 0000000000000005
[   14.553452][  T282] RBP: 00007ffc95f909d0 R08: 0000000000000000 R09: 0000000000000000
[   14.553720][  T282] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d643
[   14.554047][  T282] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc95f91140
| [   14.555905][  T282] ---[ end trace 0000000000000000 ]---
| [   14.557560][  T111] ------------[ cut here ]------------
| [   14.557739][  T111] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 2/111
| [   14.558296][  T111] Tainted: [W]=WARN
[   14.558388][  T111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.558541][  T111] Workqueue: events_unbound linkwatch_event
[   14.558716][  T111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.558873][  T111] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.559464][  T111] RSP: 0018:ffa00000006779e0 EFLAGS: 00010286
[   14.559627][  T111] RAX: 00000000ffffffa6 RBX: ff110000108e1380 RCX: 1ff40000000cef02
[   14.559813][  T111] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000108e1438
[   14.559992][  T111] RBP: ff110000088e9000 R08: 1fe220000211c288 R09: ff1100000a61aea8
[   14.560182][  T111] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   14.560362][  T111] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   14.560543][  T111] FS:  0000000000000000(0000) GS:ff110000a8930000(0000) knlGS:0000000000000000
[   14.560765][  T111] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.560918][  T111] CR2: 00007f6a3dd33574 CR3: 0000000031949005 CR4: 0000000000771ef0
[   14.561099][  T111] PKRU: 55555554
[   14.561201][  T111] Call Trace:
[   14.561291][  T111]  <TASK>
[   14.561355][  T111]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.561482][  T111]  ? notifier_call_chain (kernel/notifier.c:85)
[   14.561655][  T111]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.561751][  T111]  netif_state_change (net/core/dev.c:1605)
[   14.561872][  T111]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   14.562023][  T111]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   14.562151][  T111]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   14.562272][  T111]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.562395][  T111]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   14.562516][  T111]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   14.562644][  T111]  process_one_work (kernel/workqueue.c:3314)
[   14.562773][  T111]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   14.562892][  T111]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.563016][  T111]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.563147][  T111]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   14.563268][  T111]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   14.563390][  T111]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   14.563511][  T111]  kthread (kernel/kthread.c:436)
[   14.563602][  T111]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.563762][  T111]  ? kthread_affine_node (kernel/kthread.c:378)
[   14.563883][  T111]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.564005][  T111]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   14.564162][  T111]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   14.564283][  T111]  ? kthread_affine_node (kernel/kthread.c:378)
[   14.564403][  T111]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.565578][  T111] ---[ end trace 0000000000000000 ]---
| [   14.597273][  T283] ------------[ cut here ]------------
| [   14.597424][  T283] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/283
| [   14.597941][  T283] Tainted: [W]=WARN
[   14.598045][  T283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.598689][  T283] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.598870][  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
[   14.599354][  T283] RSP: 0018:ffa0000000b76e20 EFLAGS: 00010286
[   14.599528][  T283] RAX: 00000000ffffffa6 RBX: ff1100000b2b1000 RCX: 1ff400000016ed8a
[   14.599743][  T283] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2b10b8
[   14.599943][  T283] RBP: ff1100000966c000 R08: 1fe2200001656218 R09: ff1100000b940b80
[   14.600149][  T283] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   14.600349][  T283] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010a06708
[   14.600552][  T283] FS:  00007f300e4f6840(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   14.600800][  T283] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.600968][  T283] CR2: 000000000042ebe0 CR3: 000000000ef6a005 CR4: 0000000000771ef0
[   14.601176][  T283] PKRU: 55555554
[   14.601277][  T283] Call Trace:
[   14.601377][  T283]  <TASK>
[   14.601446][  T283]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.601582][  T283]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.601696][  T283]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   14.601862][  T283]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   14.601998][  T283]  __dev_notify_flags (net/core/dev.c:9787)
[   14.602132][  T283]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   14.602273][  T283]  ? netif_change_name (net/core/dev.c:1495)
[   14.602406][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.602542][  T283]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.602684][  T283]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.602817][  T283]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.602952][  T283]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.603086][  T283]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.603227][  T283]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.603362][  T283]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.603497][  T283]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   14.603635][  T283]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   14.603774][  T283]  veth_newlink (drivers/net/veth.c:1871)
[   14.603910][  T283]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   14.604042][  T283]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.604182][  T283]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.604316][  T283]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   14.604464][  T283]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   14.604601][  T283]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   14.604744][  T283]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.604877][  T283]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.605012][  T283]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   14.605151][  T283]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   14.605287][  T283]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.605421][  T283]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.605557][  T283]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.605707][  T283]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.605844][  T283]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.605980][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.606114][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.606251][  T283]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.606388][  T283]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.606523][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.606667][  T283]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.606803][  T283]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.606938][  T283]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.607072][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.607213][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.607346][  T283]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.607479][  T283]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.607612][  T283]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.607755][  T283]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.607891][  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))
[   14.608024][  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))
[   14.608166][  T283]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.608301][  T283]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.608435][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.608569][  T283]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.608712][  T283]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.608847][  T283]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.608984][  T283]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.609118][  T283]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.609256][  T283]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.609422][  T283]  ? move_addr_to_kernel (net/socket.c:258)
[   14.609559][  T283]  ___sys_sendmsg (net/socket.c:2752)
[   14.609704][  T283]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.609842][  T283]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.610011][  T283]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.610154][  T283]  __sys_sendmsg (net/socket.c:2784)
[   14.610289][  T283]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.610426][  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)
[   14.610561][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.610711][  T283]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.610845][  T283]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.610980][  T283]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.611115][  T283]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.611286][  T283] RIP: 0033:0x7f300e73008e
[   14.611426][  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
[   14.611911][  T283] RSP: 002b:00007fff13707290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.612115][  T283] RAX: ffffffffffffffda RBX: 00007fff13707a38 RCX: 00007f300e73008e
[   14.612319][  T283] RDX: 0000000000000000 RSI: 00007fff13707340 RDI: 0000000000000005
[   14.612518][  T283] RBP: 00007fff137072a0 R08: 0000000000000000 R09: 0000000000000000
[   14.612728][  T283] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d644
[   14.612927][  T283] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff13707a00
| [   14.614305][  T283] ---[ end trace 0000000000000000 ]---
| [   14.628275][  T283] ------------[ cut here ]------------
| [   14.628438][  T283] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/283
| [   14.628944][  T283] Tainted: [W]=WARN
[   14.629046][  T283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.629221][  T283] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.629395][  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
[   14.629879][  T283] RSP: 0018:ffa0000000b771a0 EFLAGS: 00010286
[   14.630048][  T283] RAX: 00000000ffffffa6 RBX: ff1100000b893a80 RCX: 1ff400000016edfa
[   14.630259][  T283] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b893b38
[   14.630458][  T283] RBP: ff11000009669000 R08: 1fe2200001712768 R09: ff1100000b940b80
[   14.630666][  T283] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   14.630865][  T283] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   14.631062][  T283] FS:  00007f300e4f6840(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   14.631299][  T283] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.631468][  T283] CR2: 000000000042ebe0 CR3: 000000000ef6a005 CR4: 0000000000771ef0
[   14.631677][  T283] PKRU: 55555554
[   14.631776][  T283] Call Trace:
[   14.631875][  T283]  <TASK>
[   14.631943][  T283]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.632076][  T283]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.632183][  T283]  __dev_notify_flags (net/core/dev.c:9787)
[   14.632319][  T283]  ? netif_change_name (net/core/dev.c:1495)
[   14.632454][  T283]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.632587][  T283]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.632733][  T283]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.632866][  T283]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   14.633001][  T283]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.633134][  T283]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.633320][  T283]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.633457][  T283]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.633593][  T283]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.633740][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.633872][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.634004][  T283]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.634145][  T283]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.634279][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.634413][  T283]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.634544][  T283]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.634690][  T283]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.634827][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.634960][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.635091][  T283]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.635229][  T283]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.635360][  T283]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.635493][  T283]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.635633][  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))
[   14.635770][  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))
[   14.635904][  T283]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.636038][  T283]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.636178][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.636311][  T283]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.636444][  T283]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.636579][  T283]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.636725][  T283]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.636857][  T283]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.636990][  T283]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.637158][  T283]  ? move_addr_to_kernel (net/socket.c:258)
[   14.637296][  T283]  ___sys_sendmsg (net/socket.c:2752)
[   14.637429][  T283]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.637567][  T283]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.637744][  T283]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.637877][  T283]  __sys_sendmsg (net/socket.c:2784)
[   14.638011][  T283]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.638151][  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)
[   14.638286][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.638420][  T283]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.638554][  T283]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.638695][  T283]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.638828][  T283]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.638991][  T283] RIP: 0033:0x7f300e73008e
[   14.639130][  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
[   14.639606][  T283] RSP: 002b:00007fff13707290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.639817][  T283] RAX: ffffffffffffffda RBX: 00007fff13707a38 RCX: 00007f300e73008e
[   14.640016][  T283] RDX: 0000000000000000 RSI: 00007fff13707340 RDI: 0000000000000005
[   14.640217][  T283] RBP: 00007fff137072a0 R08: 0000000000000000 R09: 0000000000000000
[   14.640417][  T283] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d644
[   14.640613][  T283] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff13707a00
| [   14.641956][  T283] ---[ end trace 0000000000000000 ]---
| [   14.725021][  T286] ------------[ cut here ]------------
| [   14.725182][  T286] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/286
| [   14.725679][  T286] Tainted: [W]=WARN
[   14.725777][  T286] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.725941][  T286] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.726110][  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
[   14.726584][  T286] RSP: 0018:ffa0000000a57020 EFLAGS: 00010286
[   14.726759][  T286] RAX: 00000000ffffffa6 RBX: ff1100000c9a8040 RCX: 1ff400000014adca
[   14.726955][  T286] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9a80f8
[   14.727153][  T286] RBP: ff11000009669000 R08: 1fe2200001935020 R09: ff1100000a618b58
[   14.727345][  T286] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   14.727536][  T286] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009669ce1
[   14.727739][  T286] FS:  00007f8b79811840(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   14.727966][  T286] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.728129][  T286] CR2: 00007f8b79ae11a0 CR3: 000000000ef92005 CR4: 0000000000771ef0
[   14.728327][  T286] PKRU: 55555554
[   14.728423][  T286] Call Trace:
[   14.728519][  T286]  <TASK>
[   14.728585][  T286]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.728732][  T286]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.728831][  T286]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.728960][  T286]  __dev_notify_flags (net/core/dev.c:9787)
[   14.729091][  T286]  ? netif_change_name (net/core/dev.c:1495)
[   14.729225][  T286]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.729354][  T286]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   14.729483][  T286]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.729613][  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))
[   14.729756][  T286]  netif_change_flags (net/core/dev.c:9820)
[   14.729885][  T286]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.730016][  T286]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.730150][  T286]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.730310][  T286]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.730439][  T286]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.730569][  T286]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.730706][  T286]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.730836][  T286]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.730966][  T286]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.731095][  T286]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.731229][  T286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.731357][  T286]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.731486][  T286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.731616][  T286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.731757][  T286]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.731887][  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)
[   14.732016][  T286]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.732149][  T286]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.732280][  T286]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.732412][  T286]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.732542][  T286]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.732684][  T286]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.732812][  T286]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.732940][  T286]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.733071][  T286]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.733205][  T286]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.733333][  T286]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.733461][  T286]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.733590][  T286]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.733729][  T286]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.733857][  T286]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.733985][  T286]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.734115][  T286]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.734247][  T286]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.734375][  T286]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.734504][  T286]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.734635][  T286]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.734769][  T286]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.734900][  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))
[   14.735028][  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))
[   14.735240][  T286]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.735371][  T286]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.735500][  T286]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.735634][  T286]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.735769][  T286]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.735899][  T286]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.736029][  T286]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.736223][  T286]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.736406][  T286]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.736566][  T286]  ? move_addr_to_kernel (net/socket.c:258)
[   14.736706][  T286]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.736837][  T286]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.736968][  T286]  ___sys_sendmsg (net/socket.c:2752)
[   14.737096][  T286]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.737335][  T286]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.737473][  T286]  __sys_sendmsg (net/socket.c:2784)
[   14.737603][  T286]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.737740][  T286]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.737903][  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)
[   14.738033][  T286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.738248][  T286]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.738376][  T286]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.738505][  T286]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.738637][  T286]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.738800][  T286] RIP: 0033:0x7f8b79a4b08e
[   14.738935][  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
[   14.739471][  T286] RSP: 002b:00007fff743f63b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.739675][  T286] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8b79a4b08e
[   14.739868][  T286] RDX: 0000000000000000 RSI: 00007fff743f6460 RDI: 0000000000000005
[   14.740062][  T286] RBP: 00007fff743f63c0 R08: 0000000000000000 R09: 0000000000000000
[   14.740325][  T286] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d644
[   14.740518][  T286] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff743f6b30
| [   14.741909][  T286] ---[ end trace 0000000000000000 ]---
| [   14.829296][  T289] ------------[ cut here ]------------
| [   14.829478][  T289] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/289
| [   14.830081][  T289] Tainted: [W]=WARN
[   14.830239][  T289] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.830461][  T289] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.830692][  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
[   14.831278][  T289] RSP: 0018:ffa0000000b97020 EFLAGS: 00010286
[   14.831556][  T289] RAX: 00000000ffffffa6 RBX: ff1100000c210ac0 RCX: 1ff4000000172dca
[   14.831900][  T289] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c210b78
[   14.832229][  T289] RBP: ff1100000966c000 R08: 1fe2200001842170 R09: ff1100000c150b58
[   14.832566][  T289] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   14.832896][  T289] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000966cce1
[   14.833180][  T289] FS:  00007f74d49fb840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   14.833448][  T289] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.833666][  T289] CR2: 0000000036359988 CR3: 000000000ef7c002 CR4: 0000000000771ef0
[   14.833918][  T289] PKRU: 55555554
[   14.834060][  T289] Call Trace:
[   14.834216][  T289]  <TASK>
[   14.834328][  T289]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.834507][  T289]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.834661][  T289]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.834852][  T289]  __dev_notify_flags (net/core/dev.c:9787)
[   14.835033][  T289]  ? netif_change_name (net/core/dev.c:1495)
[   14.835222][  T289]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.835399][  T289]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   14.835573][  T289]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.835772][  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))
[   14.835953][  T289]  netif_change_flags (net/core/dev.c:9820)
[   14.836129][  T289]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.836324][  T289]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.836501][  T289]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.836731][  T289]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.836906][  T289]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.837081][  T289]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.837270][  T289]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.837450][  T289]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.837637][  T289]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.837822][  T289]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.838000][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.838189][  T289]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.838365][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.838541][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.838740][  T289]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.838920][  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)
[   14.839098][  T289]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.839288][  T289]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.839470][  T289]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.839656][  T289]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.839845][  T289]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.840026][  T289]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.840216][  T289]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.840391][  T289]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.840570][  T289]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.840766][  T289]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.840944][  T289]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.841119][  T289]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.841308][  T289]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.841485][  T289]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.841670][  T289]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.841857][  T289]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.842032][  T289]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.842227][  T289]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.842403][  T289]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.842581][  T289]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.842777][  T289]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.842953][  T289]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.843132][  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))
[   14.843323][  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))
[   14.843501][  T289]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.843694][  T289]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.843870][  T289]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.844050][  T289]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.844241][  T289]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.844418][  T289]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.844594][  T289]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.844794][  T289]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.844971][  T289]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.845189][  T289]  ? move_addr_to_kernel (net/socket.c:258)
[   14.845367][  T289]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.845542][  T289]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.845741][  T289]  ___sys_sendmsg (net/socket.c:2752)
[   14.845916][  T289]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.846125][  T289]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.846324][  T289]  __sys_sendmsg (net/socket.c:2784)
[   14.846501][  T289]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.846689][  T289]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.846901][  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)
[   14.847078][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.847268][  T289]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.847445][  T289]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.847630][  T289]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.847814][  T289]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.848019][  T289] RIP: 0033:0x7f74d4c3508e
[   14.848213][  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
[   14.848735][  T289] RSP: 002b:00007ffe1a3db770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.848977][  T289] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f74d4c3508e
[   14.849227][  T289] RDX: 0000000000000000 RSI: 00007ffe1a3db820 RDI: 0000000000000005
[   14.849466][  T289] RBP: 00007ffe1a3db780 R08: 0000000000000000 R09: 0000000000000000
[   14.849726][  T289] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d644
[   14.849966][  T289] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1a3dbef0
| [   14.851636][  T289] ---[ end trace 0000000000000000 ]---
| [   14.852943][  T111] ------------[ cut here ]------------
| [   14.853079][  T111] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 2/111
| [   14.853604][  T111] Tainted: [W]=WARN
[   14.853709][  T111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.853859][  T111] Workqueue: events_unbound linkwatch_event
[   14.854015][  T111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.854176][  T111] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.854607][  T111] RSP: 0018:ffa00000006779e0 EFLAGS: 00010286
[   14.854771][  T111] RAX: 00000000ffffffa6 RBX: ff1100000c211a80 RCX: 1ff40000000cef02
[   14.854948][  T111] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c211b38
[   14.855125][  T111] RBP: ff1100000966c000 R08: 1fe2200001842368 R09: ff1100000a61aea8
[   14.855321][  T111] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   14.855501][  T111] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   14.855696][  T111] FS:  0000000000000000(0000) GS:ff110000a8930000(0000) knlGS:0000000000000000
[   14.855905][  T111] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.856072][  T111] CR2: 0000557976585d5c CR3: 0000000031949005 CR4: 0000000000771ef0
[   14.856262][  T111] PKRU: 55555554
[   14.856351][  T111] Call Trace:
[   14.856440][  T111]  <TASK>
[   14.856508][  T111]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.856632][  T111]  ? notifier_call_chain (kernel/notifier.c:85)
[   14.856757][  T111]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.856849][  T111]  netif_state_change (net/core/dev.c:1605)
[   14.856974][  T111]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   14.857127][  T111]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   14.857254][  T111]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   14.857375][  T111]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.857496][  T111]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   14.857617][  T111]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   14.857750][  T111]  process_one_work (kernel/workqueue.c:3314)
[   14.857874][  T111]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   14.857995][  T111]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.858119][  T111]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.858247][  T111]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   14.858367][  T111]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   14.858490][  T111]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   14.858610][  T111]  kthread (kernel/kthread.c:436)
[   14.858712][  T111]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.858861][  T111]  ? kthread_affine_node (kernel/kthread.c:378)
[   14.858989][  T111]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.859109][  T111]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   14.859266][  T111]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   14.859391][  T111]  ? kthread_affine_node (kernel/kthread.c:378)
[   14.859512][  T111]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.860686][  T111] ---[ end trace 0000000000000000 ]---
| [   14.861366][  T111] ------------[ cut here ]------------
| [   14.861495][  T111] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 2/111
| [   14.862043][  T111] Tainted: [W]=WARN
[   14.862163][  T111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.862315][  T111] Workqueue: events_unbound linkwatch_event
[   14.862470][  T111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.862631][  T111] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.863059][  T111] RSP: 0018:ffa00000006779e0 EFLAGS: 00010286
[   14.863231][  T111] RAX: 00000000ffffffa6 RBX: ff1100000edca3c0 RCX: 1ff40000000cef02
[   14.863410][  T111] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000edca478
[   14.863589][  T111] RBP: ff11000009669000 R08: 1fe2200001db9490 R09: ff1100000a61aea8
[   14.863778][  T111] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   14.863962][  T111] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   14.864147][  T111] FS:  0000000000000000(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   14.864370][  T111] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.864520][  T111] CR2: 00007f482c1ed574 CR3: 0000000031949002 CR4: 0000000000771ef0
[   14.864706][  T111] PKRU: 55555554
[   14.864796][  T111] Call Trace:
[   14.864885][  T111]  <TASK>
[   14.864949][  T111]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.865070][  T111]  ? notifier_call_chain (kernel/notifier.c:85)
[   14.865196][  T111]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.865288][  T111]  netif_state_change (net/core/dev.c:1605)
[   14.865410][  T111]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   14.865560][  T111]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   14.865688][  T111]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   14.865809][  T111]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.865930][  T111]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   14.866048][  T111]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   14.866174][  T111]  process_one_work (kernel/workqueue.c:3314)
[   14.866297][  T111]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   14.866417][  T111]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.866540][  T111]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   14.866671][  T111]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   14.866791][  T111]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   14.866917][  T111]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   14.867038][  T111]  kthread (kernel/kthread.c:436)
[   14.867134][  T111]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.867289][  T111]  ? kthread_affine_node (kernel/kthread.c:378)
[   14.867408][  T111]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.867529][  T111]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   14.867690][  T111]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   14.867811][  T111]  ? kthread_affine_node (kernel/kthread.c:378)
[   14.867932][  T111]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.869091][  T111] ---[ end trace 0000000000000000 ]---
| [   14.905795][  T290] ------------[ cut here ]------------
| [   14.905944][  T290] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/290
| [   14.906519][  T290] Tainted: [W]=WARN
[   14.906625][  T290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.906800][  T290] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.906976][  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
[   14.907461][  T290] RSP: 0018:ffa0000000ba6e20 EFLAGS: 00010286
[   14.907635][  T290] RAX: 00000000ffffffa6 RBX: ff110000108543c0 RCX: 1ff4000000174d8a
[   14.907839][  T290] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010854478
[   14.908038][  T290] RBP: ff11000002561000 R08: 1fe220000210a890 R09: ff1100000c98ae80
[   14.908262][  T290] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   14.908461][  T290] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009303c08
[   14.908673][  T290] FS:  00007f45a1264840(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   14.908906][  T290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.909075][  T290] CR2: 000000000042ebe0 CR3: 0000000010a64001 CR4: 0000000000771ef0
[   14.909282][  T290] PKRU: 55555554
[   14.909381][  T290] Call Trace:
[   14.909483][  T290]  <TASK>
[   14.909551][  T290]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.909698][  T290]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.909801][  T290]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   14.909967][  T290]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   14.910101][  T290]  __dev_notify_flags (net/core/dev.c:9787)
[   14.910241][  T290]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   14.910375][  T290]  ? netif_change_name (net/core/dev.c:1495)
[   14.910508][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.910648][  T290]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.910786][  T290]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.910919][  T290]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.911052][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.911188][  T290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.911324][  T290]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.911457][  T290]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.911592][  T290]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   14.911738][  T290]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   14.911872][  T290]  veth_newlink (drivers/net/veth.c:1871)
[   14.912006][  T290]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   14.912144][  T290]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.912277][  T290]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.912409][  T290]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   14.912553][  T290]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   14.912696][  T290]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   14.912831][  T290]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.912964][  T290]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.913098][  T290]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   14.913239][  T290]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   14.913373][  T290]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.913506][  T290]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.913644][  T290]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.913786][  T290]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.913924][  T290]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.914059][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.914198][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.914332][  T290]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.914470][  T290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.914603][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.914745][  T290]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.914878][  T290]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.915012][  T290]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.915151][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.915286][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.915419][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.915554][  T290]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.915698][  T290]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.915833][  T290]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.915969][  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))
[   14.916103][  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))
[   14.916244][  T290]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.916377][  T290]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.916511][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.916650][  T290]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.916790][  T290]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.916925][  T290]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.917059][  T290]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.917198][  T290]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.917332][  T290]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.917496][  T290]  ? move_addr_to_kernel (net/socket.c:258)
[   14.917638][  T290]  ___sys_sendmsg (net/socket.c:2752)
[   14.917775][  T290]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.917913][  T290]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.918083][  T290]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.918222][  T290]  __sys_sendmsg (net/socket.c:2784)
[   14.918355][  T290]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.918492][  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)
[   14.918630][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.918769][  T290]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.918905][  T290]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.919037][  T290]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.919175][  T290]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.919340][  T290] RIP: 0033:0x7f45a149e08e
[   14.919480][  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
[   14.919965][  T290] RSP: 002b:00007fff89be8ec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.920171][  T290] RAX: ffffffffffffffda RBX: 00007fff89be9668 RCX: 00007f45a149e08e
[   14.920370][  T290] RDX: 0000000000000000 RSI: 00007fff89be8f70 RDI: 0000000000000005
[   14.920567][  T290] RBP: 00007fff89be8ed0 R08: 0000000000000000 R09: 0000000000000000
[   14.920774][  T290] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d644
[   14.920972][  T290] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff89be9630
| [   14.922319][  T290] ---[ end trace 0000000000000000 ]---
| [   14.928714][  T290] ------------[ cut here ]------------
| [   14.928856][  T290] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/290
| [   14.929887][  T290] Tainted: [W]=WARN
[   14.929989][  T290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.930214][  T290] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.930445][  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
[   14.930923][  T290] RSP: 0018:ffa0000000ba71a0 EFLAGS: 00010286
[   14.931089][  T290] RAX: 00000000ffffffa6 RBX: ff1100000c3b31c0 RCX: 1ff4000000174dfa
[   14.931341][  T290] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c3b3278
[   14.931538][  T290] RBP: ff11000007604000 R08: 1fe2200001876650 R09: ff1100000c98ae80
[   14.931743][  T290] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   14.931940][  T290] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   14.932193][  T290] FS:  00007f45a1264840(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   14.932424][  T290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.932588][  T290] CR2: 000000000042ebe0 CR3: 0000000010a64001 CR4: 0000000000771ef0
[   14.932795][  T290] PKRU: 55555554
[   14.932893][  T290] Call Trace:
[   14.932993][  T290]  <TASK>
[   14.933062][  T290]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.933252][  T290]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.933353][  T290]  __dev_notify_flags (net/core/dev.c:9787)
[   14.933486][  T290]  ? netif_change_name (net/core/dev.c:1495)
[   14.933622][  T290]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   14.933760][  T290]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   14.933894][  T290]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.934030][  T290]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   14.934220][  T290]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.934351][  T290]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.934484][  T290]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.934624][  T290]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.934765][  T290]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.934899][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.935032][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.935219][  T290]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.935354][  T290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.935486][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.935618][  T290]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.935761][  T290]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.935893][  T290]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.936025][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.936215][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.936346][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.936477][  T290]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.936609][  T290]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   14.936751][  T290]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.936886][  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))
[   14.937018][  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))
[   14.937207][  T290]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.937340][  T290]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.937472][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.937605][  T290]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.937761][  T290]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.937894][  T290]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.938026][  T290]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.938215][  T290]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.938348][  T290]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.938512][  T290]  ? move_addr_to_kernel (net/socket.c:258)
[   14.938652][  T290]  ___sys_sendmsg (net/socket.c:2752)
[   14.938789][  T290]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.938926][  T290]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.939093][  T290]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   14.939283][  T290]  __sys_sendmsg (net/socket.c:2784)
[   14.939417][  T290]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.939552][  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)
[   14.939696][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.939828][  T290]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.939961][  T290]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.940092][  T290]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.940280][  T290]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.940444][  T290] RIP: 0033:0x7f45a149e08e
[   14.940581][  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
[   14.941060][  T290] RSP: 002b:00007fff89be8ec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.941322][  T290] RAX: ffffffffffffffda RBX: 00007fff89be9668 RCX: 00007f45a149e08e
[   14.941520][  T290] RDX: 0000000000000000 RSI: 00007fff89be8f70 RDI: 0000000000000005
[   14.941725][  T290] RBP: 00007fff89be8ed0 R08: 0000000000000000 R09: 0000000000000000
[   14.941922][  T290] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d644
[   14.942118][  T290] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff89be9630
| [   14.943553][  T290] ---[ end trace 0000000000000000 ]---
| [   15.031433][  T293] ------------[ cut here ]------------
| [   15.031585][  T293] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/293
| [   15.032084][  T293] Tainted: [W]=WARN
[   15.032188][  T293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.032348][  T293] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.032514][  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
[   15.032987][  T293] RSP: 0018:ffa0000000bc7020 EFLAGS: 00010286
[   15.033153][  T293] RAX: 00000000ffffffa6 RBX: ff1100000d4e9540 RCX: 1ff4000000178dca
[   15.033344][  T293] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d4e95f8
[   15.033534][  T293] RBP: ff11000007604000 R08: 1fe2200001a9d2c0 R09: ff1100000cc5ae58
[   15.033734][  T293] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   15.033926][  T293] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007604ce1
[   15.034117][  T293] FS:  00007f2278e94840(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   15.034344][  T293] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.034505][  T293] CR2: 000000001b0fa988 CR3: 000000000ef92003 CR4: 0000000000771ef0
[   15.034706][  T293] PKRU: 55555554
[   15.034802][  T293] Call Trace:
[   15.034897][  T293]  <TASK>
[   15.034964][  T293]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.035094][  T293]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.035197][  T293]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.035325][  T293]  __dev_notify_flags (net/core/dev.c:9787)
[   15.035454][  T293]  ? netif_change_name (net/core/dev.c:1495)
[   15.035582][  T293]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.035722][  T293]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.035849][  T293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.035978][  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))
[   15.036108][  T293]  netif_change_flags (net/core/dev.c:9820)
[   15.036242][  T293]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.036372][  T293]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.036502][  T293]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.036672][  T293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.036801][  T293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.036929][  T293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.037057][  T293]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.037191][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.037322][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.037450][  T293]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.037578][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.037718][  T293]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.037844][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.037972][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.038100][  T293]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.038234][  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)
[   15.038363][  T293]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.038492][  T293]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.038625][  T293]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.038760][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.038891][  T293]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.039020][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.039151][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.039280][  T293]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.039411][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.039540][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.039676][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.039805][  T293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.039934][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.040061][  T293]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.040194][  T293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.040321][  T293]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.040450][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.040579][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.040718][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.040846][  T293]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.040973][  T293]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.041101][  T293]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.041236][  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))
[   15.041364][  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))
[   15.041494][  T293]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.041629][  T293]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.041764][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.041893][  T293]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.042023][  T293]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.042157][  T293]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.042286][  T293]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.042414][  T293]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.042543][  T293]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.042709][  T293]  ? move_addr_to_kernel (net/socket.c:258)
[   15.042837][  T293]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.042966][  T293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.043096][  T293]  ___sys_sendmsg (net/socket.c:2752)
[   15.043229][  T293]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.043391][  T293]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.043529][  T293]  __sys_sendmsg (net/socket.c:2784)
[   15.043667][  T293]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.043796][  T293]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.043957][  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)
[   15.044086][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.044374][  T293]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.044504][  T293]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.044638][  T293]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.044769][  T293]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.044929][  T293] RIP: 0033:0x7f22790ce08e
[   15.045062][  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
[   15.045523][  T293] RSP: 002b:00007ffc731e9600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.045729][  T293] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f22790ce08e
[   15.045921][  T293] RDX: 0000000000000000 RSI: 00007ffc731e96b0 RDI: 0000000000000005
[   15.046111][  T293] RBP: 00007ffc731e9610 R08: 0000000000000000 R09: 0000000000000000
[   15.046310][  T293] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d644
[   15.046502][  T293] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc731e9d80
| [   15.047800][  T293] ---[ end trace 0000000000000000 ]---
| [   15.120792][  T296] ------------[ cut here ]------------
| [   15.120955][  T296] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/296
| [   15.121451][  T296] Tainted: [W]=WARN
[   15.121548][  T296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.121721][  T296] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.121891][  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
[   15.122418][  T296] RSP: 0018:ffa0000000bf7020 EFLAGS: 00010286
[   15.122581][  T296] RAX: 00000000ffffffa6 RBX: ff1100000ef14200 RCX: 1ff400000017edca
[   15.122785][  T296] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ef142b8
[   15.122976][  T296] RBP: ff11000002561000 R08: 1fe2200001de2858 R09: ff1100000c1d8b58
[   15.123226][  T296] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   15.123417][  T296] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000002561ce1
[   15.123610][  T296] FS:  00007f0615848840(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   15.123846][  T296] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.124010][  T296] CR2: 0000000034f01988 CR3: 000000000ef92002 CR4: 0000000000771ef0
[   15.124264][  T296] PKRU: 55555554
[   15.124361][  T296] Call Trace:
[   15.124456][  T296]  <TASK>
[   15.124522][  T296]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.124661][  T296]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.124762][  T296]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.124889][  T296]  __dev_notify_flags (net/core/dev.c:9787)
[   15.125019][  T296]  ? netif_change_name (net/core/dev.c:1495)
[   15.125201][  T296]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.125330][  T296]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.125458][  T296]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.125586][  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))
[   15.125724][  T296]  netif_change_flags (net/core/dev.c:9820)
[   15.125854][  T296]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.125985][  T296]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.126114][  T296]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.126348][  T296]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.126476][  T296]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.126603][  T296]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.126739][  T296]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.126870][  T296]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.127001][  T296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.127128][  T296]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.127334][  T296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.127461][  T296]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.127587][  T296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.127727][  T296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.127855][  T296]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.127986][  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)
[   15.128114][  T296]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.128326][  T296]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.128455][  T296]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.128585][  T296]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.128726][  T296]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.128855][  T296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.128983][  T296]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.129112][  T296]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.129327][  T296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.129455][  T296]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.129583][  T296]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.129722][  T296]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.129851][  T296]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.129980][  T296]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.130111][  T296]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.130314][  T296]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.130441][  T296]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.130570][  T296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.130706][  T296]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.130834][  T296]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.130963][  T296]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.131091][  T296]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.131299][  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))
[   15.131426][  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))
[   15.131556][  T296]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.131695][  T296]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.131824][  T296]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.131954][  T296]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.132084][  T296]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.132216][  T296]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.132348][  T296]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.132475][  T296]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.132604][  T296]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.132769][  T296]  ? move_addr_to_kernel (net/socket.c:258)
[   15.132899][  T296]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.133029][  T296]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.133164][  T296]  ___sys_sendmsg (net/socket.c:2752)
[   15.133292][  T296]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.133452][  T296]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.133590][  T296]  __sys_sendmsg (net/socket.c:2784)
[   15.133728][  T296]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.133855][  T296]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.134017][  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)
[   15.134151][  T296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.134283][  T296]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.134412][  T296]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.134541][  T296]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.134678][  T296]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.134839][  T296] RIP: 0033:0x7f0615a8208e
[   15.134972][  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
[   15.135434][  T296] RSP: 002b:00007fff06ade580 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.135633][  T296] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0615a8208e
[   15.135830][  T296] RDX: 0000000000000000 RSI: 00007fff06ade630 RDI: 0000000000000005
[   15.136023][  T296] RBP: 00007fff06ade590 R08: 0000000000000000 R09: 0000000000000000
[   15.136219][  T296] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d644
[   15.136410][  T296] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff06aded00
| [   15.137716][  T296] ---[ end trace 0000000000000000 ]---
| [   15.138938][   T39] ------------[ cut here ]------------
| [   15.139069][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/39
| [   15.139601][   T39] Tainted: [W]=WARN
[   15.139702][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.139858][   T39] Workqueue: events_unbound linkwatch_event
[   15.140018][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.140190][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.140629][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   15.140785][   T39] RAX: 00000000ffffffa6 RBX: ff1100000ef151c0 RCX: 1ff4000000057f02
[   15.140964][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ef15278
[   15.141156][   T39] RBP: ff11000002561000 R08: 1fe2200001de2a50 R09: ff11000001d951a8
[   15.141338][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   15.141515][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.141701][   T39] FS:  0000000000000000(0000) GS:ff110000a8930000(0000) knlGS:0000000000000000
[   15.141909][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.142059][   T39] CR2: 000055799ca47690 CR3: 0000000031949006 CR4: 0000000000771ef0
[   15.142242][   T39] PKRU: 55555554
[   15.142331][   T39] Call Trace:
[   15.142421][   T39]  <TASK>
[   15.142484][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.142605][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.142738][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.142829][   T39]  netif_state_change (net/core/dev.c:1605)
[   15.142950][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.143101][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.143227][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.143348][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.143471][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.143591][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.143722][   T39]  process_one_work (kernel/workqueue.c:3314)
[   15.143848][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.143968][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.144091][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.144222][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.144341][   T39]  kthread (kernel/kthread.c:436)
[   15.144432][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.144582][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.144712][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.144831][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.144981][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.145102][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.145230][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.146385][   T39] ---[ end trace 0000000000000000 ]---
| [   15.147801][   T39] ------------[ cut here ]------------
| [   15.147941][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/39
| [   15.148469][   T39] Tainted: [W]=WARN
[   15.148559][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.148721][   T39] Workqueue: events_unbound linkwatch_event
[   15.148876][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.149031][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.149476][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   15.149637][   T39] RAX: 00000000ffffffa6 RBX: ff1100000ef15a80 RCX: 1ff4000000057f02
[   15.149819][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ef15b38
[   15.149997][   T39] RBP: ff11000007604000 R08: 1fe2200001de2b68 R09: ff11000001d951a8
[   15.150181][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   15.150359][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.150547][   T39] FS:  0000000000000000(0000) GS:ff110000a8930000(0000) knlGS:0000000000000000
[   15.150764][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.150915][   T39] CR2: 000055799ca47690 CR3: 0000000031949006 CR4: 0000000000771ef0
[   15.151094][   T39] PKRU: 55555554
[   15.151189][   T39] Call Trace:
[   15.151278][   T39]  <TASK>
[   15.151340][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.151464][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.151587][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.151690][   T39]  netif_state_change (net/core/dev.c:1605)
[   15.151811][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.151963][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.152083][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.152208][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.152330][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.152449][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.152569][   T39]  process_one_work (kernel/workqueue.c:3314)
[   15.152703][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.152822][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.152945][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.153068][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.153197][   T39]  kthread (kernel/kthread.c:436)
[   15.153288][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.153436][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.153556][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.153686][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.153833][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.153952][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.154072][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.155222][   T39] ---[ end trace 0000000000000000 ]---
| [   15.187172][  T297] ------------[ cut here ]------------
| [   15.187378][  T297] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/297
| [   15.187992][  T297] Tainted: [W]=WARN
[   15.188154][  T297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.188369][  T297] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.188593][  T297] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.189135][  T297] RSP: 0018:ffa0000000c06e20 EFLAGS: 00010286
[   15.189365][  T297] RAX: 00000000ffffffa6 RBX: ff1100000d7b7e00 RCX: 1ff4000000180d8a
[   15.189611][  T297] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d7b7eb8
[   15.189878][  T297] RBP: ff11000018829000 R08: 1fe2200001af6fd8 R09: ff1100000c1dae80
[   15.190125][  T297] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   15.190383][  T297] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b965c88
[   15.190638][  T297] FS:  00007fcbf1322840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   15.190929][  T297] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.191157][  T297] CR2: 000000000042ebe0 CR3: 00000000188df005 CR4: 0000000000771ef0
[   15.191409][  T297] PKRU: 55555554
[   15.191556][  T297] Call Trace:
[   15.191721][  T297]  <TASK>
[   15.191838][  T297]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.192020][  T297]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.192183][  T297]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   15.192400][  T297]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   15.192581][  T297]  __dev_notify_flags (net/core/dev.c:9787)
[   15.192782][  T297]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   15.192967][  T297]  ? netif_change_name (net/core/dev.c:1495)
[   15.193159][  T297]  ? __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.193342][  T297]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.193523][  T297]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.193725][  T297]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.193907][  T297]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.194091][  T297]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.194286][  T297]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.194470][  T297]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.194661][  T297]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.194852][  T297]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   15.195039][  T297]  veth_newlink (drivers/net/veth.c:1871)
[   15.195236][  T297]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   15.195418][  T297]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.195602][  T297]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.195801][  T297]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.195997][  T297]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   15.196189][  T297]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   15.196375][  T297]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.196558][  T297]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.196759][  T297]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.196945][  T297]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.197131][  T297]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.197328][  T297]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.197511][  T297]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.197714][  T297]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.197901][  T297]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.198086][  T297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.198284][  T297]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.198467][  T297]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.198661][  T297]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.198855][  T297]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.199039][  T297]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.199235][  T297]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.199420][  T297]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.199602][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.199805][  T297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.199987][  T297]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.200184][  T297]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.200367][  T297]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.200551][  T297]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.200751][  T297]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.200936][  T297]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.201120][  T297]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.201318][  T297]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.201502][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.201699][  T297]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.201884][  T297]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.202069][  T297]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.202266][  T297]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.202451][  T297]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.202641][  T297]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.202865][  T297]  ? move_addr_to_kernel (net/socket.c:258)
[   15.203053][  T297]  ___sys_sendmsg (net/socket.c:2752)
[   15.203250][  T297]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.203435][  T297]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.203669][  T297]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.203863][  T297]  __sys_sendmsg (net/socket.c:2784)
[   15.204047][  T297]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.204247][  T297]  ? 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)
[   15.204430][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.204615][  T297]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.204816][  T297]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.204999][  T297]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.205201][  T297]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.205416][  T297] RIP: 0033:0x7fcbf155c08e
[   15.205604][  T297] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.206162][  T297] RSP: 002b:00007ffce46dc540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.206415][  T297] RAX: ffffffffffffffda RBX: 00007ffce46dcce8 RCX: 00007fcbf155c08e
[   15.206677][  T297] RDX: 0000000000000000 RSI: 00007ffce46dc5f0 RDI: 0000000000000005
[   15.206931][  T297] RBP: 00007ffce46dc550 R08: 0000000000000000 R09: 0000000000000000
[   15.207190][  T297] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d644
[   15.207441][  T297] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce46dccb0
| [   15.209171][  T297] ---[ end trace 0000000000000000 ]---
| [   15.215926][  T297] ------------[ cut here ]------------
| [   15.216104][  T297] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/297
| [   15.217526][  T297] Tainted: [W]=WARN
[   15.217745][  T297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.218014][  T297] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.218305][  T297] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.218901][  T297] RSP: 0018:ffa0000000c071a0 EFLAGS: 00010286
[   15.219185][  T297] RAX: 00000000ffffffa6 RBX: ff1100000c3bfa80 RCX: 1ff4000000180dfa
[   15.219483][  T297] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c3bfb38
[   15.219800][  T297] RBP: ff11000009ffc000 R08: 1fe2200001877f68 R09: ff1100000c1dae80
[   15.220122][  T297] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   15.220434][  T297] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   15.220749][  T297] FS:  00007fcbf1322840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   15.221088][  T297] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.221372][  T297] CR2: 000000000042ebe0 CR3: 00000000188df005 CR4: 0000000000771ef0
[   15.221693][  T297] PKRU: 55555554
[   15.221896][  T297] Call Trace:
[   15.222096][  T297]  <TASK>
[   15.222278][  T297]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.222514][  T297]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.222736][  T297]  __dev_notify_flags (net/core/dev.c:9787)
[   15.222974][  T297]  ? netif_change_name (net/core/dev.c:1495)
[   15.223222][  T297]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.223456][  T297]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.223714][  T297]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.223952][  T297]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   15.224204][  T297]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.224442][  T297]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.224695][  T297]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.224936][  T297]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.225188][  T297]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.225424][  T297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.225672][  T297]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.225912][  T297]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.226164][  T297]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.226401][  T297]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.226643][  T297]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.226911][  T297]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.227127][  T297]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.227317][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.227498][  T297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.227691][  T297]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.227876][  T297]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.228055][  T297]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.228248][  T297]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.228431][  T297]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.228608][  T297]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.228810][  T297]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.228992][  T297]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.229185][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.229370][  T297]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.229566][  T297]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.229764][  T297]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.229946][  T297]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.230125][  T297]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.230318][  T297]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.230527][  T297]  ? move_addr_to_kernel (net/socket.c:258)
[   15.230732][  T297]  ___sys_sendmsg (net/socket.c:2752)
[   15.230911][  T297]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.231094][  T297]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.231323][  T297]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.231503][  T297]  __sys_sendmsg (net/socket.c:2784)
[   15.231697][  T297]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.231881][  T297]  ? 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)
[   15.232065][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.232256][  T297]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.232435][  T297]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.232614][  T297]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.232812][  T297]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.233023][  T297] RIP: 0033:0x7fcbf155c08e
[   15.233226][  T297] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.233756][  T297] RSP: 002b:00007ffce46dc540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.234002][  T297] RAX: ffffffffffffffda RBX: 00007ffce46dcce8 RCX: 00007fcbf155c08e
[   15.234255][  T297] RDX: 0000000000000000 RSI: 00007ffce46dc5f0 RDI: 0000000000000005
[   15.234498][  T297] RBP: 00007ffce46dc550 R08: 0000000000000000 R09: 0000000000000000
[   15.234755][  T297] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d644
[   15.234997][  T297] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce46dccb0
| [   15.236685][  T297] ---[ end trace 0000000000000000 ]---
| [   15.326312][  T300] ------------[ cut here ]------------
| [   15.326503][  T300] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/300
| [   15.327098][  T300] Tainted: [W]=WARN
[   15.327784][  T300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.328051][  T300] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.328336][  T300] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.328912][  T300] RSP: 0018:ffa0000000c27020 EFLAGS: 00010286
[   15.329190][  T300] RAX: 00000000ffffffa6 RBX: ff11000009d28ac0 RCX: 1ff4000000184dca
[   15.329481][  T300] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d28b78
[   15.329792][  T300] RBP: ff11000009ffc000 R08: 1fe22000013a5170 R09: ff1100000cadd158
[   15.330093][  T300] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   15.330397][  T300] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009ffcce1
[   15.330708][  T300] FS:  00007f2b18e75840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   15.331039][  T300] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.331314][  T300] CR2: 000000001d170988 CR3: 00000000188df004 CR4: 0000000000771ef0
[   15.331608][  T300] PKRU: 55555554
[   15.331823][  T300] Call Trace:
[   15.332021][  T300]  <TASK>
[   15.332199][  T300]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.332432][  T300]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.332637][  T300]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.332872][  T300]  __dev_notify_flags (net/core/dev.c:9787)
[   15.333103][  T300]  ? netif_change_name (net/core/dev.c:1495)
[   15.333345][  T300]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.333574][  T300]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.333819][  T300]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.334052][  T300]  ? 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))
[   15.334299][  T300]  netif_change_flags (net/core/dev.c:9820)
[   15.334529][  T300]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.334780][  T300]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.335009][  T300]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.335282][  T300]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.335511][  T300]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.335755][  T300]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.335985][  T300]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.336226][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.336456][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.336708][  T300]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.336940][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.337182][  T300]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.337414][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.337658][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.337896][  T300]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.338091][  T300]  ? __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)
[   15.338279][  T300]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.338457][  T300]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.338643][  T300]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.338832][  T300]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.339014][  T300]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.339207][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.339382][  T300]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.339557][  T300]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.339755][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.339933][  T300]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.340109][  T300]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.340297][  T300]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.340478][  T300]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.340664][  T300]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.340849][  T300]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.341025][  T300]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.341214][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.341392][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.341568][  T300]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.341762][  T300]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.341942][  T300]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.342118][  T300]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.342309][  T300]  ? 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))
[   15.342483][  T300]  ? 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))
[   15.342671][  T300]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.342854][  T300]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.343031][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.343223][  T300]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.343400][  T300]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.343576][  T300]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.343773][  T300]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.343951][  T300]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.344125][  T300]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.344343][  T300]  ? move_addr_to_kernel (net/socket.c:258)
[   15.344525][  T300]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.344721][  T300]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.344900][  T300]  ___sys_sendmsg (net/socket.c:2752)
[   15.345077][  T300]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.345297][  T300]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.345482][  T300]  __sys_sendmsg (net/socket.c:2784)
[   15.345670][  T300]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.345853][  T300]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.346066][  T300]  ? 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)
[   15.346256][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.346435][  T300]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.346611][  T300]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.346809][  T300]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.346985][  T300]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.347207][  T300] RIP: 0033:0x7f2b190af08e
[   15.347391][  T300] 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
[   15.347911][  T300] RSP: 002b:00007ffd4c2216e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.348162][  T300] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2b190af08e
[   15.348404][  T300] RDX: 0000000000000000 RSI: 00007ffd4c221790 RDI: 0000000000000005
[   15.348649][  T300] RBP: 00007ffd4c2216f0 R08: 0000000000000000 R09: 0000000000000000
[   15.348898][  T300] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d644
[   15.349149][  T300] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4c221e60
| [   15.350808][  T300] ---[ end trace 0000000000000000 ]---
| [   15.356807][   T37] ------------[ cut here ]------------
| [   15.356945][   T37] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/37
| [   15.357473][   T37] Tainted: [W]=WARN
[   15.357564][   T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.357728][   T37] Workqueue: events_unbound linkwatch_event
[   15.357886][   T37] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.358047][   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
[   15.358495][   T37] RSP: 0018:ffa000000029f9e0 EFLAGS: 00010286
[   15.358651][   T37] RAX: 00000000ffffffa6 RBX: ff11000009d29c40 RCX: 1ff4000000053f02
[   15.358835][   T37] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d29cf8
[   15.359014][   T37] RBP: ff11000009dcc000 R08: 1fe22000013a53a0 R09: ff11000001d90ba8
[   15.359218][   T37] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   15.359395][   T37] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.359576][   T37] FS:  0000000000000000(0000) GS:ff110000a8930000(0000) knlGS:0000000000000000
[   15.359795][   T37] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.359944][   T37] CR2: 00007f2b18f42574 CR3: 0000000031949006 CR4: 0000000000771ef0
[   15.360123][   T37] PKRU: 55555554
[   15.360219][   T37] Call Trace:
[   15.360310][   T37]  <TASK>
[   15.360373][   T37]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.360494][   T37]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.360616][   T37]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.360718][   T37]  netif_state_change (net/core/dev.c:1605)
[   15.360839][   T37]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.360991][   T37]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.361110][   T37]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.361236][   T37]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.361357][   T37]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.361478][   T37]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.361599][   T37]  process_one_work (kernel/workqueue.c:3314)
[   15.361732][   T37]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.361852][   T37]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.361975][   T37]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.362103][   T37]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.362228][   T37]  kthread (kernel/kthread.c:436)
[   15.362320][   T37]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.362469][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.362590][   T37]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.362720][   T37]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.362874][   T37]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.362995][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.363115][   T37]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.364271][   T37] ---[ end trace 0000000000000000 ]---
| [   15.441476][  T303] ------------[ cut here ]------------
| [   15.441663][  T303] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/303
| [   15.442368][  T303] Tainted: [W]=WARN
[   15.442510][  T303] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.442745][  T303] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.442963][  T303] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.443485][  T303] RSP: 0018:ffa0000000c47020 EFLAGS: 00010286
[   15.443709][  T303] RAX: 00000000ffffffa6 RBX: ff1100001080b540 RCX: 1ff4000000188dca
[   15.443950][  T303] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001080b5f8
[   15.444202][  T303] RBP: ff11000018829000 R08: 1fe22000021016c0 R09: ff11000005778b58
[   15.444440][  T303] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   15.444693][  T303] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000018829ce1
[   15.444937][  T303] FS:  00007f4f804ae840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   15.445221][  T303] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.445435][  T303] CR2: 0000000009efb988 CR3: 000000000bb4f004 CR4: 0000000000771ef0
[   15.445689][  T303] PKRU: 55555554
[   15.445837][  T303] Call Trace:
[   15.445982][  T303]  <TASK>
[   15.446094][  T303]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.446286][  T303]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.446431][  T303]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.446608][  T303]  __dev_notify_flags (net/core/dev.c:9787)
[   15.446805][  T303]  ? netif_change_name (net/core/dev.c:1495)
[   15.446982][  T303]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.447173][  T303]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.447349][  T303]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.447528][  T303]  ? 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))
[   15.447725][  T303]  netif_change_flags (net/core/dev.c:9820)
[   15.447905][  T303]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.448086][  T303]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.448277][  T303]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.448487][  T303]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.448672][  T303]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.448855][  T303]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.449032][  T303]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.449221][  T303]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.449401][  T303]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.449580][  T303]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.449777][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.449958][  T303]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.450133][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.450323][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.450500][  T303]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.450690][  T303]  ? __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)
[   15.450868][  T303]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.451046][  T303]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.451236][  T303]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.451417][  T303]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.451595][  T303]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.451794][  T303]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.451970][  T303]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.452156][  T303]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.452334][  T303]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.452508][  T303]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.452697][  T303]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.452878][  T303]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.453055][  T303]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.453244][  T303]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.453421][  T303]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.453596][  T303]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.453789][  T303]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.453969][  T303]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.454156][  T303]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.454334][  T303]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.454509][  T303]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.454698][  T303]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.454878][  T303]  ? 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))
[   15.455053][  T303]  ? 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))
[   15.455244][  T303]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.455421][  T303]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.455600][  T303]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.455794][  T303]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.455971][  T303]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.456161][  T303]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.456337][  T303]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.456513][  T303]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.456704][  T303]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.456914][  T303]  ? move_addr_to_kernel (net/socket.c:258)
[   15.457094][  T303]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.457284][  T303]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.457460][  T303]  ___sys_sendmsg (net/socket.c:2752)
[   15.457641][  T303]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.457856][  T303]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.458042][  T303]  __sys_sendmsg (net/socket.c:2784)
[   15.458232][  T303]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.458408][  T303]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.458617][  T303]  ? 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)
[   15.458813][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.458989][  T303]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.459176][  T303]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.459351][  T303]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.459528][  T303]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.459757][  T303] RIP: 0033:0x7f4f806e808e
[   15.459939][  T303] 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
[   15.460445][  T303] RSP: 002b:00007ffc9eda7a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.460701][  T303] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4f806e808e
[   15.460942][  T303] RDX: 0000000000000000 RSI: 00007ffc9eda7b20 RDI: 0000000000000005
[   15.461188][  T303] RBP: 00007ffc9eda7a80 R08: 0000000000000000 R09: 0000000000000000
[   15.461425][  T303] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d644
[   15.461670][  T303] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9eda81f0
| [   15.463323][  T303] ---[ end trace 0000000000000000 ]---
| [   15.464736][  T111] ------------[ cut here ]------------
| [   15.464871][  T111] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 2/111
| [   15.465397][  T111] Tainted: [W]=WARN
[   15.465488][  T111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.465641][  T111] Workqueue: events_unbound linkwatch_event
[   15.465799][  T111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.465958][  T111] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.466392][  T111] RSP: 0018:ffa00000006779e0 EFLAGS: 00010286
[   15.466542][  T111] RAX: 00000000ffffffa6 RBX: ff110000108e0200 RCX: 1ff40000000cef02
[   15.466729][  T111] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000108e02b8
[   15.466906][  T111] RBP: ff11000018829000 R08: 1fe220000211c058 R09: ff1100000a61aea8
[   15.467084][  T111] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   15.467278][  T111] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.467457][  T111] FS:  0000000000000000(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   15.467674][  T111] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.467822][  T111] CR2: 0000557976585d5c CR3: 000000000cfdf006 CR4: 0000000000771ef0
[   15.468001][  T111] PKRU: 55555554
[   15.468090][  T111] Call Trace:
[   15.468183][  T111]  <TASK>
[   15.468245][  T111]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.468366][  T111]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.468485][  T111]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.468581][  T111]  netif_state_change (net/core/dev.c:1605)
[   15.468714][  T111]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.468869][  T111]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.468989][  T111]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.469109][  T111]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.469236][  T111]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.469355][  T111]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.469474][  T111]  process_one_work (kernel/workqueue.c:3314)
[   15.469598][  T111]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.469724][  T111]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.469847][  T111]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.469968][  T111]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.470088][  T111]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   15.470213][  T111]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.470333][  T111]  kthread (kernel/kthread.c:436)
[   15.470423][  T111]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.470570][  T111]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.470700][  T111]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.470821][  T111]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.470970][  T111]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.471090][  T111]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.471213][  T111]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.472357][  T111] ---[ end trace 0000000000000000 ]---
| [   15.473029][  T111] ------------[ cut here ]------------
| [   15.473160][  T111] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 2/111
| [   15.473679][  T111] Tainted: [W]=WARN
[   15.473768][  T111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.473918][  T111] Workqueue: events_unbound linkwatch_event
[   15.474072][  T111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.474233][  T111] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.474670][  T111] RSP: 0018:ffa00000006779e0 EFLAGS: 00010286
[   15.474826][  T111] RAX: 00000000ffffffa6 RBX: ff110000108e03c0 RCX: 1ff40000000cef02
[   15.475003][  T111] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000108e0478
[   15.475195][  T111] RBP: ff11000009ffc000 R08: 1fe220000211c090 R09: ff1100000a61aea8
[   15.475371][  T111] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   15.475549][  T111] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.475736][  T111] FS:  0000000000000000(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   15.475943][  T111] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.476094][  T111] CR2: 0000557976585d5c CR3: 000000000cfdf006 CR4: 0000000000771ef0
[   15.476278][  T111] PKRU: 55555554
[   15.476371][  T111] Call Trace:
[   15.476460][  T111]  <TASK>
[   15.476522][  T111]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.476648][  T111]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.476771][  T111]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.476862][  T111]  netif_state_change (net/core/dev.c:1605)
[   15.476982][  T111]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.477132][  T111]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.477260][  T111]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.477379][  T111]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.477500][  T111]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.477619][  T111]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.477749][  T111]  process_one_work (kernel/workqueue.c:3314)
[   15.477876][  T111]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.477996][  T111]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.478120][  T111]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.478251][  T111]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.478369][  T111]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   15.478490][  T111]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.478608][  T111]  kthread (kernel/kthread.c:436)
[   15.478706][  T111]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.478855][  T111]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.478974][  T111]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.479095][  T111]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.479250][  T111]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.479369][  T111]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.479488][  T111]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.480637][  T111] ---[ end trace 0000000000000000 ]---
| [   15.505775][  T304] ------------[ cut here ]------------
| [   15.505953][  T304] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/304
| [   15.506558][  T304] Tainted: [W]=WARN
[   15.506721][  T304] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.506933][  T304] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.507163][  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
[   15.507691][  T304] RSP: 0018:ffa0000000c46e20 EFLAGS: 00010286
[   15.507905][  T304] RAX: 00000000ffffffa6 RBX: ff1100000b2df000 RCX: 1ff4000000188d8a
[   15.508162][  T304] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2df0b8
[   15.508412][  T304] RBP: ff1100000c099000 R08: 1fe220000165be18 R09: ff1100000c0c8b80
[   15.508665][  T304] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   15.508920][  T304] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c320788
[   15.509177][  T304] FS:  00007f20c8cf0840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   15.509459][  T304] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.509682][  T304] CR2: 000000000042ebe0 CR3: 00000000188df006 CR4: 0000000000771ef0
[   15.509934][  T304] PKRU: 55555554
[   15.510079][  T304] Call Trace:
[   15.510237][  T304]  <TASK>
[   15.510352][  T304]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.510532][  T304]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.510712][  T304]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   15.510927][  T304]  __dev_notify_flags (net/core/dev.c:9787)
[   15.511105][  T304]  ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3))
[   15.511295][  T304]  ? netif_change_name (net/core/dev.c:1495)
[   15.511475][  T304]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.511661][  T304]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.511868][  T304]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.512047][  T304]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   15.512242][  T304]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.512422][  T304]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.512601][  T304]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.512797][  T304]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.512974][  T304]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   15.513185][  T304]  veth_newlink (drivers/net/veth.c:1871)
[   15.513366][  T304]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   15.513546][  T304]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.513742][  T304]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.513921][  T304]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.514111][  T304]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   15.514320][  T304]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   15.514501][  T304]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.514693][  T304]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.514879][  T304]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.515059][  T304]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.515251][  T304]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.515430][  T304]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.515634][  T304]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.515825][  T304]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.516007][  T304]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.516201][  T304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.516382][  T304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.516560][  T304]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.516781][  T304]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.516966][  T304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.517159][  T304]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.517339][  T304]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.517516][  T304]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.517709][  T304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.517893][  T304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.518088][  T304]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.518280][  T304]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.518458][  T304]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.518643][  T304]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.518833][  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))
[   15.519010][  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))
[   15.519224][  T304]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.519404][  T304]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.519582][  T304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.519779][  T304]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.519959][  T304]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.520151][  T304]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.520331][  T304]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.520527][  T304]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.520725][  T304]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.520934][  T304]  ? move_addr_to_kernel (net/socket.c:258)
[   15.521115][  T304]  ___sys_sendmsg (net/socket.c:2752)
[   15.521306][  T304]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.521487][  T304]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.521743][  T304]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.521926][  T304]  __sys_sendmsg (net/socket.c:2784)
[   15.522109][  T304]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.522304][  T304]  ? 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)
[   15.522481][  T304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.522671][  T304]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.522875][  T304]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.523054][  T304]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.523246][  T304]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.523458][  T304] RIP: 0033:0x7f20c8f2a08e
[   15.523648][  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
[   15.524197][  T304] RSP: 002b:00007fffe9b7a830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.524442][  T304] RAX: ffffffffffffffda RBX: 00007fffe9b7afd8 RCX: 00007f20c8f2a08e
[   15.524702][  T304] RDX: 0000000000000000 RSI: 00007fffe9b7a8e0 RDI: 0000000000000005
[   15.524945][  T304] RBP: 00007fffe9b7a840 R08: 0000000000000000 R09: 0000000000000000
[   15.525218][  T304] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d644
[   15.525459][  T304] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe9b7afa0
| [   15.527170][  T304] ---[ end trace 0000000000000000 ]---
| [   15.539929][  T304] ------------[ cut here ]------------
| [   15.540107][  T304] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/304
| [   15.541337][  T304] Tainted: [W]=WARN
[   15.541547][  T304] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.541833][  T304] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.542108][  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
[   15.542700][  T304] RSP: 0018:ffa0000000c471a0 EFLAGS: 00010286
[   15.542968][  T304] RAX: 00000000ffffffa6 RBX: ff1100000ef32900 RCX: 1ff4000000188dfa
[   15.543278][  T304] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ef329b8
[   15.543572][  T304] RBP: ff11000002891000 R08: 1fe2200001de6538 R09: ff1100000c0c8b80
[   15.543891][  T304] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   15.544203][  T304] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   15.544502][  T304] FS:  00007f20c8cf0840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   15.544850][  T304] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.545120][  T304] CR2: 000000000042ebe0 CR3: 00000000188df006 CR4: 0000000000771ef0
[   15.545432][  T304] PKRU: 55555554
[   15.545641][  T304] Call Trace:
[   15.545846][  T304]  <TASK>
[   15.546013][  T304]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.546259][  T304]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.546462][  T304]  __dev_notify_flags (net/core/dev.c:9787)
[   15.546713][  T304]  ? netif_change_name (net/core/dev.c:1495)
[   15.546950][  T304]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.547196][  T304]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.547434][  T304]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.547683][  T304]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   15.547921][  T304]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.548170][  T304]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.548402][  T304]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.548646][  T304]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.548891][  T304]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.549200][  T304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.549434][  T304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.549682][  T304]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.549922][  T304]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.550170][  T304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.550403][  T304]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.550644][  T304]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.550885][  T304]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.551121][  T304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.551368][  T304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.551599][  T304]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.551852][  T304]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.552083][  T304]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.552329][  T304]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.552564][  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))
[   15.552817][  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))
[   15.553057][  T304]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.553303][  T304]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.553535][  T304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.553770][  T304]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.553952][  T304]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.554132][  T304]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.554325][  T304]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.554503][  T304]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.554697][  T304]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.554910][  T304]  ? move_addr_to_kernel (net/socket.c:258)
[   15.555092][  T304]  ___sys_sendmsg (net/socket.c:2752)
[   15.555283][  T304]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.555464][  T304]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.555691][  T304]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.555875][  T304]  __sys_sendmsg (net/socket.c:2784)
[   15.556055][  T304]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.556251][  T304]  ? 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)
[   15.556427][  T304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.556606][  T304]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.556805][  T304]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.556983][  T304]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.557174][  T304]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.557386][  T304] RIP: 0033:0x7f20c8f2a08e
[   15.557568][  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
[   15.558100][  T304] RSP: 002b:00007fffe9b7a830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.558355][  T304] RAX: ffffffffffffffda RBX: 00007fffe9b7afd8 RCX: 00007f20c8f2a08e
[   15.558599][  T304] RDX: 0000000000000000 RSI: 00007fffe9b7a8e0 RDI: 0000000000000005
[   15.558857][  T304] RBP: 00007fffe9b7a840 R08: 0000000000000000 R09: 0000000000000000
[   15.559100][  T304] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d644
[   15.559354][  T304] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe9b7afa0
| [   15.561042][  T304] ---[ end trace 0000000000000000 ]---
| [   15.640886][  T307] ------------[ cut here ]------------
| [   15.641083][  T307] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/307
| [   15.642096][  T307] Tainted: [W]=WARN
[   15.642254][  T307] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.642464][  T307] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.642696][  T307] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.643212][  T307] RSP: 0018:ffa0000000c77020 EFLAGS: 00010286
[   15.643423][  T307] RAX: 00000000ffffffa6 RBX: ff1100000d7b7380 RCX: 1ff400000018edca
[   15.643671][  T307] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d7b7438
[   15.643922][  T307] RBP: ff11000002891000 R08: 1fe2200001af6e88 R09: ff1100000ef98b58
[   15.644180][  T307] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   15.644422][  T307] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000002891ce1
[   15.644675][  T307] FS:  00007f6fec099840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   15.644960][  T307] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.645189][  T307] CR2: 000000001cee9988 CR3: 00000000188df005 CR4: 0000000000771ef0
[   15.645437][  T307] PKRU: 55555554
[   15.645582][  T307] Call Trace:
[   15.645750][  T307]  <TASK>
[   15.645866][  T307]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.646046][  T307]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.646208][  T307]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.646387][  T307]  __dev_notify_flags (net/core/dev.c:9787)
[   15.646569][  T307]  ? netif_change_name (net/core/dev.c:1495)
[   15.646766][  T307]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.646946][  T307]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.647126][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.647318][  T307]  ? 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))
[   15.647498][  T307]  netif_change_flags (net/core/dev.c:9820)
[   15.647690][  T307]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.647871][  T307]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.648050][  T307]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.648278][  T307]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.648455][  T307]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.648639][  T307]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.648824][  T307]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.649003][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.649191][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.649368][  T307]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.649551][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.649743][  T307]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.649920][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.650097][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.650288][  T307]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.650466][  T307]  ? __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)
[   15.650650][  T307]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.650838][  T307]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.651019][  T307]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.651211][  T307]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.651391][  T307]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.651571][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.651768][  T307]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.651945][  T307]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.652124][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.652313][  T307]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.652494][  T307]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.652683][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.652867][  T307]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.653045][  T307]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.653235][  T307]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.653413][  T307]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.653590][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.653786][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.653966][  T307]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.654155][  T307]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.654331][  T307]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.654508][  T307]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.654704][  T307]  ? 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))
[   15.654883][  T307]  ? 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))
[   15.655062][  T307]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.655255][  T307]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.655433][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.655610][  T307]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.655808][  T307]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.655987][  T307]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.656183][  T307]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.656360][  T307]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.656535][  T307]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.656761][  T307]  ? move_addr_to_kernel (net/socket.c:258)
[   15.656940][  T307]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.657116][  T307]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.657307][  T307]  ___sys_sendmsg (net/socket.c:2752)
[   15.657483][  T307]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.657709][  T307]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.657900][  T307]  __sys_sendmsg (net/socket.c:2784)
[   15.658078][  T307]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.658265][  T307]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.658475][  T307]  ? 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)
[   15.658662][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.658848][  T307]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.659027][  T307]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.659216][  T307]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.659397][  T307]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.659605][  T307] RIP: 0033:0x7f6fec2d308e
[   15.659807][  T307] 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
[   15.660319][  T307] RSP: 002b:00007fffda81e830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.660562][  T307] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6fec2d308e
[   15.660821][  T307] RDX: 0000000000000000 RSI: 00007fffda81e8e0 RDI: 0000000000000005
[   15.661064][  T307] RBP: 00007fffda81e840 R08: 0000000000000000 R09: 0000000000000000
[   15.661316][  T307] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d645
[   15.661562][  T307] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffda81efb0
| [   15.663252][  T307] ---[ end trace 0000000000000000 ]---
| [   15.757249][  T310] ------------[ cut here ]------------
| [   15.757408][  T310] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/310
| [   15.757931][  T310] Tainted: [W]=WARN
[   15.758030][  T310] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.758203][  T310] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.758375][  T310] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.758854][  T310] RSP: 0018:ffa0000000b07020 EFLAGS: 00010286
[   15.759018][  T310] RAX: 00000000ffffffa6 RBX: ff110000108e4c80 RCX: 1ff4000000160dca
[   15.759220][  T310] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000108e4d38
[   15.759414][  T310] RBP: ff1100000c099000 R08: 1fe220000211c9a8 R09: ff1100000a612e58
[   15.759609][  T310] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   15.759824][  T310] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c099ce1
[   15.760019][  T310] FS:  00007f6597b68840(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   15.760258][  T310] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.760422][  T310] CR2: 00000000388ec988 CR3: 000000000cf2d003 CR4: 0000000000771ef0
[   15.760630][  T310] PKRU: 55555554
[   15.760733][  T310] Call Trace:
[   15.760830][  T310]  <TASK>
[   15.760897][  T310]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.761030][  T310]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.761129][  T310]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.761265][  T310]  __dev_notify_flags (net/core/dev.c:9787)
[   15.761397][  T310]  ? netif_change_name (net/core/dev.c:1495)
[   15.761528][  T310]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.761667][  T310]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.761799][  T310]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.761930][  T310]  ? 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))
[   15.762062][  T310]  netif_change_flags (net/core/dev.c:9820)
[   15.762199][  T310]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.762329][  T310]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.762460][  T310]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.762627][  T310]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.762765][  T310]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.762894][  T310]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.763024][  T310]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.763157][  T310]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.763288][  T310]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.763417][  T310]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.763547][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.763688][  T310]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.763819][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.763947][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.764077][  T310]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.764216][  T310]  ? __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)
[   15.764352][  T310]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.764480][  T310]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.764612][  T310]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.764752][  T310]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.764885][  T310]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.765015][  T310]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.765150][  T310]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.765279][  T310]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.765410][  T310]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.765539][  T310]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.765677][  T310]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.765807][  T310]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.765938][  T310]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.766066][  T310]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.766201][  T310]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.766335][  T310]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.766464][  T310]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.766593][  T310]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.766732][  T310]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.766863][  T310]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.766994][  T310]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.767123][  T310]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.767261][  T310]  ? 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))
[   15.767389][  T310]  ? 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))
[   15.767519][  T310]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.767659][  T310]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.767793][  T310]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.767922][  T310]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.768052][  T310]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.768184][  T310]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.768314][  T310]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.768442][  T310]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.768570][  T310]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.768739][  T310]  ? move_addr_to_kernel (net/socket.c:258)
[   15.768870][  T310]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.769002][  T310]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.769132][  T310]  ___sys_sendmsg (net/socket.c:2752)
[   15.769267][  T310]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.769427][  T310]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.769565][  T310]  __sys_sendmsg (net/socket.c:2784)
[   15.769705][  T310]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.769834][  T310]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.769998][  T310]  ? 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)
[   15.770127][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.770261][  T310]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.770389][  T310]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.770516][  T310]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.770651][  T310]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.770815][  T310] RIP: 0033:0x7f6597da208e
[   15.770948][  T310] 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
[   15.771410][  T310] RSP: 002b:00007ffe234e8980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.771605][  T310] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6597da208e
[   15.771803][  T310] RDX: 0000000000000000 RSI: 00007ffe234e8a30 RDI: 0000000000000005
[   15.771995][  T310] RBP: 00007ffe234e8990 R08: 0000000000000000 R09: 0000000000000000
[   15.772192][  T310] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d645
[   15.772386][  T310] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe234e9100
| [   15.773700][  T310] ---[ end trace 0000000000000000 ]---
| [   15.774935][   T39] ------------[ cut here ]------------
| [   15.775103][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/39
| [   15.775742][   T39] Tainted: [W]=WARN
[   15.775878][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.776074][   T39] Workqueue: events_unbound linkwatch_event
[   15.776294][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.776496][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.776988][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   15.777215][   T39] RAX: 00000000ffffffa6 RBX: ff110000108e4040 RCX: 1ff4000000057f02
[   15.777441][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000108e40f8
[   15.777677][   T39] RBP: ff1100000c099000 R08: 1fe220000211c820 R09: ff11000001d951a8
[   15.777908][   T39] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   15.778130][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.778379][   T39] FS:  0000000000000000(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   15.778643][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.778849][   T39] CR2: 00007f70020f4574 CR3: 0000000031949003 CR4: 0000000000771ef0
[   15.779075][   T39] PKRU: 55555554
[   15.779225][   T39] Call Trace:
[   15.779370][   T39]  <TASK>
[   15.779480][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.779655][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.779834][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.779973][   T39]  netif_state_change (net/core/dev.c:1605)
[   15.780155][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.780352][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.780518][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.780701][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.780869][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.781036][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.781217][   T39]  process_one_work (kernel/workqueue.c:3314)
[   15.781388][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.781555][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.781744][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.781919][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.782083][   T39]  kthread (kernel/kthread.c:436)
[   15.782234][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.782428][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.782595][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.782783][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.782979][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.783162][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.783331][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.784826][   T39] ---[ end trace 0000000000000000 ]---
| [   15.785517][   T39] ------------[ cut here ]------------
| [   15.785658][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/39
| [   15.786196][   T39] Tainted: [W]=WARN
[   15.786286][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.786437][   T39] Workqueue: events_unbound linkwatch_event
[   15.786600][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.786771][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.787272][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   15.787425][   T39] RAX: 00000000ffffffa6 RBX: ff1100001080aac0 RCX: 1ff4000000057f02
[   15.787608][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001080ab78
[   15.787797][   T39] RBP: ff11000002891000 R08: 1fe2200002101570 R09: ff11000001d951a8
[   15.787977][   T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   15.788170][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.788351][   T39] FS:  0000000000000000(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   15.788563][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.788724][   T39] CR2: 0000557976585d5c CR3: 0000000031949003 CR4: 0000000000771ef0
[   15.788911][   T39] PKRU: 55555554
[   15.789001][   T39] Call Trace:
[   15.789093][   T39]  <TASK>
[   15.789163][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.789284][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.789409][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.789502][   T39]  netif_state_change (net/core/dev.c:1605)
[   15.789632][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   15.789798][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   15.789919][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   15.790047][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.790176][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   15.790295][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   15.790415][   T39]  process_one_work (kernel/workqueue.c:3314)
[   15.790539][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.790666][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.790792][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.790918][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.791038][   T39]  kthread (kernel/kthread.c:436)
[   15.791130][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.791287][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.791406][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.791542][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.791703][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.791824][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.791945][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.793109][   T39] ---[ end trace 0000000000000000 ]---
| [   15.810372][  T311] ------------[ cut here ]------------
| [   15.810524][  T311] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/311
| [   15.811040][  T311] Tainted: [W]=WARN
[   15.811147][  T311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.811315][  T311] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.811488][  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
[   15.811972][  T311] RSP: 0018:ffa0000000b26e20 EFLAGS: 00010286
[   15.812159][  T311] RAX: 00000000ffffffa6 RBX: ff1100000c210ac0 RCX: 1ff4000000164d8a
[   15.812360][  T311] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c210b78
[   15.812559][  T311] RBP: ff11000007b51000 R08: 1fe2200001842170 R09: ff11000010a35180
[   15.812768][  T311] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.812969][  T311] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009180788
[   15.813174][  T311] FS:  00007f3f655b4840(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   15.813413][  T311] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.813580][  T311] CR2: 000000000042ebe0 CR3: 00000000188dc006 CR4: 0000000000771ef0
[   15.813795][  T311] PKRU: 55555554
[   15.813895][  T311] Call Trace:
[   15.813995][  T311]  <TASK>
[   15.814064][  T311]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.814205][  T311]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.814305][  T311]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   15.814472][  T311]  __dev_notify_flags (net/core/dev.c:9787)
[   15.814606][  T311]  ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3))
[   15.814748][  T311]  ? netif_change_name (net/core/dev.c:1495)
[   15.814881][  T311]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.815015][  T311]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.815152][  T311]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.815286][  T311]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   15.815419][  T311]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.815551][  T311]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.815695][  T311]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.815829][  T311]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.815962][  T311]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   15.816097][  T311]  veth_newlink (drivers/net/veth.c:1871)
[   15.816238][  T311]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   15.816370][  T311]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.816503][  T311]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.816645][  T311]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.816799][  T311]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   15.816932][  T311]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   15.817066][  T311]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.817204][  T311]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.817339][  T311]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.817473][  T311]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.817605][  T311]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.817749][  T311]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.817882][  T311]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.818020][  T311]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.818161][  T311]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.818297][  T311]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.818430][  T311]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.818563][  T311]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.818709][  T311]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.818844][  T311]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.818978][  T311]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.819111][  T311]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.819250][  T311]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.819382][  T311]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.819515][  T311]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.819652][  T311]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.819792][  T311]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.819925][  T311]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.820058][  T311]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.820198][  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))
[   15.820331][  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))
[   15.820465][  T311]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.820598][  T311]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.820741][  T311]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.820876][  T311]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.821011][  T311]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.821148][  T311]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.821282][  T311]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.821417][  T311]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.821549][  T311]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.821725][  T311]  ? move_addr_to_kernel (net/socket.c:258)
[   15.821863][  T311]  ___sys_sendmsg (net/socket.c:2752)
[   15.821996][  T311]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.822133][  T311]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.822307][  T311]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.822442][  T311]  __sys_sendmsg (net/socket.c:2784)
[   15.822573][  T311]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.822716][  T311]  ? 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)
[   15.822851][  T311]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.822987][  T311]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.823119][  T311]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.823256][  T311]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.823387][  T311]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.823550][  T311] RIP: 0033:0x7f3f657ee08e
[   15.823696][  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
[   15.824174][  T311] RSP: 002b:00007ffcc4685520 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.824373][  T311] RAX: ffffffffffffffda RBX: 00007ffcc4685cc8 RCX: 00007f3f657ee08e
[   15.824573][  T311] RDX: 0000000000000000 RSI: 00007ffcc46855d0 RDI: 0000000000000005
[   15.824779][  T311] RBP: 00007ffcc4685530 R08: 0000000000000000 R09: 0000000000000000
[   15.824979][  T311] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d645
[   15.825183][  T311] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc4685c90
| [   15.826523][  T311] ---[ end trace 0000000000000000 ]---
| [   15.838521][  T311] ------------[ cut here ]------------
| [   15.838677][  T311] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/311
| [   15.839183][  T311] Tainted: [W]=WARN
[   15.839284][  T311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.839451][  T311] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.839630][  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
[   15.840106][  T311] RSP: 0018:ffa0000000b271a0 EFLAGS: 00010286
[   15.840282][  T311] RAX: 00000000ffffffa6 RBX: ff1100000c3b23c0 RCX: 1ff4000000164dfa
[   15.840481][  T311] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c3b2478
[   15.840694][  T311] RBP: ff11000010b11000 R08: 1fe2200001876490 R09: ff11000010a35180
[   15.840893][  T311] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   15.841092][  T311] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   15.841401][  T311] FS:  00007f3f655b4840(0000) GS:ff110000a8930000(0000) knlGS:0000000000000000
[   15.841641][  T311] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.841809][  T311] CR2: 000055799ca50d58 CR3: 00000000188dc002 CR4: 0000000000771ef0
[   15.842009][  T311] PKRU: 55555554
[   15.842108][  T311] Call Trace:
[   15.842212][  T311]  <TASK>
[   15.842280][  T311]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.842414][  T311]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.842516][  T311]  __dev_notify_flags (net/core/dev.c:9787)
[   15.842657][  T311]  ? netif_change_name (net/core/dev.c:1495)
[   15.842796][  T311]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.842930][  T311]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.843066][  T311]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.843206][  T311]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   15.843341][  T311]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.843473][  T311]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.843607][  T311]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.843754][  T311]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.843890][  T311]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.844023][  T311]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.844161][  T311]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.844291][  T311]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.844425][  T311]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.844557][  T311]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.844697][  T311]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.844838][  T311]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.844971][  T311]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.845103][  T311]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.845242][  T311]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.845373][  T311]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.845505][  T311]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.845640][  T311]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.845774][  T311]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.845907][  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))
[   15.846041][  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))
[   15.846178][  T311]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.846311][  T311]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.846443][  T311]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.846575][  T311]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.846717][  T311]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.846849][  T311]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.847022][  T311]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.847161][  T311]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.847292][  T311]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.847454][  T311]  ? move_addr_to_kernel (net/socket.c:258)
[   15.847588][  T311]  ___sys_sendmsg (net/socket.c:2752)
[   15.847730][  T311]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.847865][  T311]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.848031][  T311]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   15.848174][  T311]  __sys_sendmsg (net/socket.c:2784)
[   15.848305][  T311]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.848439][  T311]  ? 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)
[   15.848570][  T311]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.848709][  T311]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.848842][  T311]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.848973][  T311]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.849106][  T311]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.849276][  T311] RIP: 0033:0x7f3f657ee08e
[   15.849414][  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
[   15.849890][  T311] RSP: 002b:00007ffcc4685520 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.850096][  T311] RAX: ffffffffffffffda RBX: 00007ffcc4685cc8 RCX: 00007f3f657ee08e
[   15.850301][  T311] RDX: 0000000000000000 RSI: 00007ffcc46855d0 RDI: 0000000000000005
[   15.850499][  T311] RBP: 00007ffcc4685530 R08: 0000000000000000 R09: 0000000000000000
[   15.850704][  T311] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d645
[   15.850904][  T311] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc4685c90
| [   15.852237][  T311] ---[ end trace 0000000000000000 ]---
| [   15.927272][  T314] ------------[ cut here ]------------
| [   15.927458][  T314] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/314
| [   15.928055][  T314] Tainted: [W]=WARN
[   15.928620][  T314] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.928849][  T314] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.929065][  T314] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.929581][  T314] RSP: 0018:ffa0000000c97020 EFLAGS: 00010286
[   15.929808][  T314] RAX: 00000000ffffffa6 RBX: ff1100000c9a8c80 RCX: 1ff4000000192dca
[   15.930046][  T314] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9a8d38
[   15.930298][  T314] RBP: ff11000010b11000 R08: 1fe22000019351a8 R09: ff1100000b942e58
[   15.930536][  T314] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   15.930792][  T314] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010b11ce1
[   15.931032][  T314] FS:  00007f0b14aa5840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   15.931315][  T314] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.931526][  T314] CR2: 00000000041aa988 CR3: 00000000188df003 CR4: 0000000000771ef0
[   15.931782][  T314] PKRU: 55555554
[   15.931925][  T314] Call Trace:
[   15.932068][  T314]  <TASK>
[   15.932191][  T314]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.932370][  T314]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.932516][  T314]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.932709][  T314]  __dev_notify_flags (net/core/dev.c:9787)
[   15.932889][  T314]  ? netif_change_name (net/core/dev.c:1495)
[   15.933064][  T314]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.933252][  T314]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   15.933427][  T314]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.933603][  T314]  ? 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))
[   15.933800][  T314]  netif_change_flags (net/core/dev.c:9820)
[   15.933982][  T314]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.934170][  T314]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.934347][  T314]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.934554][  T314]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.934744][  T314]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.934922][  T314]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.935096][  T314]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.935288][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.935465][  T314]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.935647][  T314]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.935832][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.936009][  T314]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.936196][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.936373][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.936553][  T314]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.936743][  T314]  ? __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)
[   15.936920][  T314]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.937097][  T314]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.937287][  T314]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.937465][  T314]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.937650][  T314]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.937839][  T314]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.938019][  T314]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.938207][  T314]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.938386][  T314]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.938560][  T314]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.938755][  T314]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.938931][  T314]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.939108][  T314]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.939300][  T314]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.939479][  T314]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.939666][  T314]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.939849][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.940026][  T314]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.940212][  T314]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.940390][  T314]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.940565][  T314]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   15.940760][  T314]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.940943][  T314]  ? 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))
[   15.941120][  T314]  ? 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))
[   15.941311][  T314]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.941487][  T314]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.941673][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.941858][  T314]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.942036][  T314]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.942227][  T314]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.942405][  T314]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.942582][  T314]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.942775][  T314]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.942982][  T314]  ? move_addr_to_kernel (net/socket.c:258)
[   15.943172][  T314]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.943350][  T314]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.943530][  T314]  ___sys_sendmsg (net/socket.c:2752)
[   15.943723][  T314]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.943930][  T314]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.944115][  T314]  __sys_sendmsg (net/socket.c:2784)
[   15.944306][  T314]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.944481][  T314]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.944706][  T314]  ? 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)
[   15.944886][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.945063][  T314]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.945252][  T314]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.945427][  T314]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.945603][  T314]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.945829][  T314] RIP: 0033:0x7f0b14cdf08e
[   15.946010][  T314] 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
[   15.946528][  T314] RSP: 002b:00007ffee490f540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.946786][  T314] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0b14cdf08e
[   15.947025][  T314] RDX: 0000000000000000 RSI: 00007ffee490f5f0 RDI: 0000000000000005
[   15.947279][  T314] RBP: 00007ffee490f550 R08: 0000000000000000 R09: 0000000000000000
[   15.947516][  T314] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d645
[   15.947773][  T314] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee490fcc0
| [   15.949425][  T314] ---[ end trace 0000000000000000 ]---
| [   16.028256][  T317] ------------[ cut here ]------------
| [   16.028412][  T317] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/317
| [   16.028915][  T317] Tainted: [W]=WARN
[   16.029016][  T317] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.029807][  T317] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.029979][  T317] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.030451][  T317] RSP: 0018:ffa0000000cc7020 EFLAGS: 00010286
[   16.030614][  T317] RAX: 00000000ffffffa6 RBX: ff1100000ee08900 RCX: 1ff4000000198dca
[   16.030820][  T317] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ee089b8
[   16.031014][  T317] RBP: ff11000007b51000 R08: 1fe2200001dc1138 R09: ff1100000a618b58
[   16.031212][  T317] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   16.031407][  T317] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007b51ce1
[   16.031599][  T317] FS:  00007fa0455c3840(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   16.031835][  T317] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.032000][  T317] CR2: 0000000023b99988 CR3: 000000000ef6a006 CR4: 0000000000771ef0
[   16.032204][  T317] PKRU: 55555554
[   16.032302][  T317] Call Trace:
[   16.032399][  T317]  <TASK>
[   16.032467][  T317]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.032601][  T317]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.032708][  T317]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.032838][  T317]  __dev_notify_flags (net/core/dev.c:9787)
[   16.032971][  T317]  ? netif_change_name (net/core/dev.c:1495)
[   16.033103][  T317]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.033241][  T317]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   16.033371][  T317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.033501][  T317]  ? 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))
[   16.033637][  T317]  netif_change_flags (net/core/dev.c:9820)
[   16.033772][  T317]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.033904][  T317]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.034035][  T317]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.034204][  T317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.034336][  T317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.034466][  T317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.034596][  T317]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.034738][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.034870][  T317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.035002][  T317]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.035133][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.035271][  T317]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.035401][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.035531][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.035671][  T317]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.035803][  T317]  ? __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)
[   16.035936][  T317]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.036070][  T317]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.036218][  T317]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.036351][  T317]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.036484][  T317]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.036616][  T317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.036757][  T317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.036888][  T317]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.037021][  T317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.037156][  T317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.037286][  T317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.037417][  T317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.037548][  T317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.037689][  T317]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.037820][  T317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.037950][  T317]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.038080][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.038220][  T317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.038349][  T317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.038481][  T317]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.038611][  T317]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.038749][  T317]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.038883][  T317]  ? 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))
[   16.039013][  T317]  ? 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))
[   16.039152][  T317]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.039283][  T317]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.039414][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.039545][  T317]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.039684][  T317]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.039816][  T317]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.039947][  T317]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.040077][  T317]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.040215][  T317]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.040376][  T317]  ? move_addr_to_kernel (net/socket.c:258)
[   16.040507][  T317]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.040642][  T317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.040775][  T317]  ___sys_sendmsg (net/socket.c:2752)
[   16.040905][  T317]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.041066][  T317]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.041213][  T317]  __sys_sendmsg (net/socket.c:2784)
[   16.041343][  T317]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.041471][  T317]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.041639][  T317]  ? 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)
[   16.041771][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.041902][  T317]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.042033][  T317]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.042170][  T317]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.042300][  T317]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.042462][  T317] RIP: 0033:0x7fa0457fd08e
[   16.042596][  T317] 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
[   16.043063][  T317] RSP: 002b:00007fff859469b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.043265][  T317] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa0457fd08e
[   16.043459][  T317] RDX: 0000000000000000 RSI: 00007fff85946a60 RDI: 0000000000000005
[   16.043656][  T317] RBP: 00007fff859469c0 R08: 0000000000000000 R09: 0000000000000000
[   16.043853][  T317] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d645
[   16.044049][  T317] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff85947130
| [   16.045361][  T317] ---[ end trace 0000000000000000 ]---
| [   16.046817][   T46] ------------[ cut here ]------------
| [   16.046950][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/46
| [   16.048045][   T46] Tainted: [W]=WARN
[   16.048176][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.048335][   T46] Workqueue: events_unbound linkwatch_event
[   16.048492][   T46] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.048656][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.049095][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[   16.049272][   T46] RAX: 00000000ffffffa6 RBX: ff1100000ee08e40 RCX: 1ff4000000065f02
[   16.049455][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ee08ef8
[   16.049639][   T46] RBP: ff11000007b51000 R08: 1fe2200001dc11e0 R09: ff11000002410ba8
[   16.049823][   T46] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   16.050006][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   16.050193][   T46] FS:  0000000000000000(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   16.050407][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.050565][   T46] CR2: 0000000023b99988 CR3: 000000000ef6a006 CR4: 0000000000771ef0
[   16.050760][   T46] PKRU: 55555554
[   16.050852][   T46] Call Trace:
[   16.050943][   T46]  <TASK>
[   16.051006][   T46]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.051192][   T46]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.051321][   T46]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.051419][   T46]  netif_state_change (net/core/dev.c:1605)
[   16.051549][   T46]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   16.051722][   T46]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   16.051852][   T46]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   16.051980][   T46]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.052110][   T46]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   16.052246][   T46]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   16.052378][   T46]  process_one_work (kernel/workqueue.c:3314)
[   16.052508][   T46]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.052640][   T46]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.052779][   T46]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.052910][   T46]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.053037][   T46]  kthread (kernel/kthread.c:436)
[   16.053134][   T46]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.053299][   T46]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.053427][   T46]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.053555][   T46]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.053726][   T46]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.053855][   T46]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.053982][   T46]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.055178][   T46] ---[ end trace 0000000000000000 ]---
| [   16.055852][   T46] ------------[ cut here ]------------
| [   16.055982][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/46
| [   16.056698][   T46] Tainted: [W]=WARN
[   16.056790][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.056948][   T46] Workqueue: events_unbound linkwatch_event
[   16.057113][   T46] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.057504][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.058009][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[   16.058238][   T46] RAX: 00000000ffffffa6 RBX: ff1100000ef15a80 RCX: 1ff4000000065f02
[   16.058426][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ef15b38
[   16.058615][   T46] RBP: ff11000010b11000 R08: 1fe2200001de2b68 R09: ff11000002410ba8
[   16.058815][   T46] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   16.059244][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   16.059437][   T46] FS:  0000000000000000(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   16.059754][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.059998][   T46] CR2: 0000000023b99988 CR3: 0000000031949004 CR4: 0000000000771ef0
[   16.060242][   T46] PKRU: 55555554
[   16.060337][   T46] Call Trace:
[   16.060431][   T46]  <TASK>
[   16.060498][   T46]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.060631][   T46]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.060764][   T46]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.060861][   T46]  netif_state_change (net/core/dev.c:1605)
[   16.061071][   T46]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   16.061281][   T46]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   16.061410][   T46]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   16.061539][   T46]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.061676][   T46]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   16.061804][   T46]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   16.061935][   T46]  process_one_work (kernel/workqueue.c:3314)
[   16.062068][   T46]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.062246][   T46]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.062379][   T46]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.062511][   T46]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.062644][   T46]  kthread (kernel/kthread.c:436)
[   16.062745][   T46]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.062905][   T46]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.063034][   T46]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.063209][   T46]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.063371][   T46]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.063491][   T46]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.063613][   T46]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.064824][   T46] ---[ end trace 0000000000000000 ]---
| [   16.117772][  T318] ------------[ cut here ]------------
| [   16.117922][  T318] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ovpn-cli/318
| [   16.118858][  T318] Tainted: [W]=WARN
[   16.118960][  T318] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.119126][  T318] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.119305][  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
[   16.119790][  T318] RSP: 0018:ffa0000000cc71a0 EFLAGS: 00010286
[   16.119958][  T318] RAX: 00000000ffffffa6 RBX: ff1100000d7b6580 RCX: 1ff4000000198dfa
[   16.120164][  T318] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d7b6638
[   16.120363][  T318] RBP: ff110000089a9000 R08: 1fe2200001af6cc8 R09: ff1100000a60d180
[   16.120561][  T318] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   16.120769][  T318] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.120969][  T318] FS:  00007fd018491ec0(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   16.121208][  T318] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.121377][  T318] CR2: 00007fd0187f2004 CR3: 000000000a542005 CR4: 0000000000771ef0
[   16.121578][  T318] PKRU: 55555554
[   16.121687][  T318] Call Trace:
[   16.121786][  T318]  <TASK>
[   16.121855][  T318]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.121990][  T318]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.122090][  T318]  ? 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))
[   16.122232][  T318]  __dev_notify_flags (net/core/dev.c:9787)
[   16.122366][  T318]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.122500][  T318]  ? netif_change_name (net/core/dev.c:1495)
[   16.122635][  T318]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   16.122773][  T318]  ? 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)
[   16.122908][  T318]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.123042][  T318]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.123182][  T318]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.123316][  T318]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.123450][  T318]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.123588][  T318]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.123734][  T318]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.123869][  T318]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.124004][  T318]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.124142][  T318]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.124280][  T318]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.124414][  T318]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.124548][  T318]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.124691][  T318]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.124823][  T318]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.124955][  T318]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.125088][  T318]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.125225][  T318]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.125360][  T318]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.125492][  T318]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.125629][  T318]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.125770][  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))
[   16.125903][  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))
[   16.126036][  T318]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.126174][  T318]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.126309][  T318]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.126444][  T318]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.126577][  T318]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.126720][  T318]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.126854][  T318]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.126987][  T318]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.127120][  T318]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.127290][  T318]  ? move_addr_to_kernel (net/socket.c:258)
[   16.127422][  T318]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.127557][  T318]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.127732][  T318]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.127863][  T318]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.128030][  T318]  ___sys_sendmsg (net/socket.c:2752)
[   16.128168][  T318]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.128301][  T318]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.128440][  T318]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   16.128572][  T318]  ? do_getsockname (net/socket.c:2192)
[   16.128713][  T318]  __sys_sendmsg (net/socket.c:2784)
[   16.128846][  T318]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.128982][  T318]  ? __sys_getsockname (net/socket.c:2210)
[   16.129115][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.129252][  T318]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.129386][  T318]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.129518][  T318]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.129656][  T318]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.129825][  T318] RIP: 0033:0x7fd01854608e
[   16.129964][  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
[   16.130440][  T318] RSP: 002b:00007fff23967460 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.130643][  T318] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd01854608e
[   16.130844][  T318] RDX: 0000000000000000 RSI: 00007fff239674e0 RDI: 0000000000000005
[   16.131042][  T318] RBP: 00007fff23967470 R08: 0000000000000000 R09: 0000000000000000
[   16.131247][  T318] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff2396bc08
[   16.131444][  T318] R13: 0000000000000004 R14: 00007fd018832000 R15: 000000000040bda8
| [   16.132782][  T318] ---[ end trace 0000000000000000 ]---
| [   16.178372][  T320] ------------[ cut here ]------------
| [   16.178552][  T320] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/320
| [   16.179650][  T320] Tainted: [W]=WARN
[   16.179802][  T320] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.180010][  T320] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.180255][  T320] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.180776][  T320] RSP: 0018:ffa0000000cd7020 EFLAGS: 00010286
[   16.180985][  T320] RAX: 00000000ffffffa6 RBX: ff11000018948740 RCX: 1ff400000019adca
[   16.181254][  T320] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000189487f8
[   16.181493][  T320] RBP: ff110000089a9000 R08: 1fe2200003129100 R09: ff1100000c150b58
[   16.181748][  T320] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   16.181987][  T320] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000089a9ce1
[   16.182239][  T320] FS:  00007f5877572840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   16.182531][  T320] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.182759][  T320] CR2: 00007f58778421a0 CR3: 00000000188df002 CR4: 0000000000771ef0
[   16.183003][  T320] PKRU: 55555554
[   16.183162][  T320] Call Trace:
[   16.183305][  T320]  <TASK>
[   16.183418][  T320]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.183615][  T320]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.183779][  T320]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.183954][  T320]  __dev_notify_flags (net/core/dev.c:9787)
[   16.184132][  T320]  ? netif_change_name (net/core/dev.c:1495)
[   16.184326][  T320]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.184502][  T320]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   16.184691][  T320]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.184896][  T320]  ? 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))
[   16.185075][  T320]  netif_change_flags (net/core/dev.c:9820)
[   16.185267][  T320]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.185448][  T320]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.185633][  T320]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.185848][  T320]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.186043][  T320]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.186232][  T320]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.186408][  T320]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.186585][  T320]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.186782][  T320]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.186959][  T320]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.187167][  T320]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.187344][  T320]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.187519][  T320]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.187709][  T320]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.187887][  T320]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.188064][  T320]  ? __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)
[   16.188252][  T320]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.188448][  T320]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.188633][  T320]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.188820][  T320]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.188999][  T320]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.189190][  T320]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.189367][  T320]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.189560][  T320]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.189762][  T320]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.189940][  T320]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.190116][  T320]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.190305][  T320]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.190482][  T320]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.190667][  T320]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.190869][  T320]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.191048][  T320]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.191239][  T320]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.191416][  T320]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.191590][  T320]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.191785][  T320]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.191982][  T320]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.192172][  T320]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.192352][  T320]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.192530][  T320]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.192726][  T320]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.192903][  T320]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.193078][  T320]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.193283][  T320]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.193460][  T320]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.193642][  T320]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.193827][  T320]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.194006][  T320]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.194190][  T320]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.194413][  T320]  ? move_addr_to_kernel (net/socket.c:258)
[   16.194590][  T320]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.194778][  T320]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.194956][  T320]  ___sys_sendmsg (net/socket.c:2752)
[   16.195131][  T320]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.195354][  T320]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.195558][  T320]  __sys_sendmsg (net/socket.c:2784)
[   16.195753][  T320]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.195931][  T320]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.196154][  T320]  ? 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)
[   16.196331][  T320]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.196508][  T320]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.196704][  T320]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.196903][  T320]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.197081][  T320]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.197301][  T320] RIP: 0033:0x7f58777ac08e
[   16.197483][  T320] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.198024][  T320] RSP: 002b:00007ffde65e5980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.198279][  T320] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f58777ac08e
[   16.198516][  T320] RDX: 0000000000000000 RSI: 00007ffde65e5a30 RDI: 0000000000000005
[   16.198774][  T320] RBP: 00007ffde65e5990 R08: 0000000000000000 R09: 0000000000000000
[   16.199036][  T320] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d645
[   16.199285][  T320] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde65e6100
| [   16.200962][  T320] ---[ end trace 0000000000000000 ]---
| [   16.284952][  T324] ------------[ cut here ]------------
| [   16.285171][  T324] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ovpn-cli/324
| [   16.285821][  T324] Tainted: [W]=WARN
[   16.285968][  T324] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.286191][  T324] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.286420][  T324] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.286953][  T324] RSP: 0018:ffa0000000cf71a0 EFLAGS: 00010286
[   16.287180][  T324] RAX: 00000000ffffffa6 RBX: ff11000008fa0200 RCX: 1ff400000019edfa
[   16.287423][  T324] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008fa02b8
[   16.287674][  T324] RBP: ff11000008754000 R08: 1fe22000011f4058 R09: ff1100000c98ae80
[   16.287925][  T324] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   16.288248][  T324] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.288516][  T324] FS:  00007fe197c55ec0(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   16.288813][  T324] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.289029][  T324] CR2: 00007fe197fb6004 CR3: 000000001895e002 CR4: 0000000000771ef0
[   16.289288][  T324] PKRU: 55555554
[   16.289436][  T324] Call Trace:
[   16.289583][  T324]  <TASK>
[   16.289714][  T324]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.289897][  T324]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.290047][  T324]  ? 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))
[   16.290242][  T324]  __dev_notify_flags (net/core/dev.c:9787)
[   16.290434][  T324]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.290616][  T324]  ? netif_change_name (net/core/dev.c:1495)
[   16.290815][  T324]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   16.290998][  T324]  ? 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)
[   16.291192][  T324]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.291372][  T324]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   16.291554][  T324]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.291751][  T324]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.291931][  T324]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.292114][  T324]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.292314][  T324]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.292501][  T324]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.292697][  T324]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.292880][  T324]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.293063][  T324]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.293261][  T324]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.293441][  T324]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.293621][  T324]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.293818][  T324]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.293998][  T324]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.294189][  T324]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.294372][  T324]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.294553][  T324]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.294749][  T324]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.294930][  T324]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.295109][  T324]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.295306][  T324]  ? 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))
[   16.295486][  T324]  ? 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))
[   16.295678][  T324]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.295865][  T324]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.296044][  T324]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.296238][  T324]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.296419][  T324]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.296599][  T324]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.296798][  T324]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.296979][  T324]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.297170][  T324]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.297380][  T324]  ? move_addr_to_kernel (net/socket.c:258)
[   16.297563][  T324]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.297764][  T324]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.297976][  T324]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.298166][  T324]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.298377][  T324]  ___sys_sendmsg (net/socket.c:2752)
[   16.298557][  T324]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.298754][  T324]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.298940][  T324]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   16.299118][  T324]  ? do_getsockname (net/socket.c:2192)
[   16.299312][  T324]  __sys_sendmsg (net/socket.c:2784)
[   16.299493][  T324]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.299690][  T324]  ? __sys_getsockname (net/socket.c:2210)
[   16.299870][  T324]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.300053][  T324]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.300267][  T324]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.300449][  T324]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.300636][  T324]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.300854][  T324] RIP: 0033:0x7fe197d0a08e
[   16.301038][  T324] 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
[   16.301565][  T324] RSP: 002b:00007ffd1f502b20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.301830][  T324] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe197d0a08e
[   16.302076][  T324] RDX: 0000000000000000 RSI: 00007ffd1f502ba0 RDI: 0000000000000005
[   16.302331][  T324] RBP: 00007ffd1f502b30 R08: 0000000000000000 R09: 0000000000000000
[   16.302578][  T324] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd1f5072c8
[   16.302840][  T324] R13: 0000000000000004 R14: 00007fe197ff6000 R15: 000000000040bda8
| [   16.304526][  T324] ---[ end trace 0000000000000000 ]---
| [   16.445789][  T331] ------------[ cut here ]------------
| [   16.445956][  T331] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/331
| [   16.446475][  T331] Tainted: [W]=WARN
[   16.446574][  T331] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.446747][  T331] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.446919][  T331] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.447385][  T331] RSP: 0018:ffa0000000b47020 EFLAGS: 00010286
[   16.447550][  T331] RAX: 00000000ffffffa6 RBX: ff1100000d7b6e40 RCX: 1ff4000000168dca
[   16.447756][  T331] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d7b6ef8
[   16.447953][  T331] RBP: ff11000008754000 R08: 1fe2200001af6de0 R09: ff1100000cadd158
[   16.448152][  T331] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   16.448348][  T331] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008754ce1
[   16.448544][  T331] FS:  00007fcf2a3db840(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   16.448785][  T331] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.448952][  T331] CR2: 0000000035c7a988 CR3: 000000000c116005 CR4: 0000000000771ef0
[   16.449156][  T331] PKRU: 55555554
[   16.449255][  T331] Call Trace:
[   16.449356][  T331]  <TASK>
[   16.449423][  T331]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.449557][  T331]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.449665][  T331]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.449798][  T331]  __dev_notify_flags (net/core/dev.c:9787)
[   16.449930][  T331]  ? netif_change_name (net/core/dev.c:1495)
[   16.450063][  T331]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.450197][  T331]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   16.450327][  T331]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.450456][  T331]  ? 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))
[   16.450591][  T331]  netif_change_flags (net/core/dev.c:9820)
[   16.450732][  T331]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.450865][  T331]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.450996][  T331]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.451166][  T331]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.451296][  T331]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.451424][  T331]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.451551][  T331]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.451697][  T331]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.451829][  T331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.451958][  T331]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.452091][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.452799][  T331]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.452930][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.453061][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.453198][  T331]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.453330][  T331]  ? __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)
[   16.453461][  T331]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.453591][  T331]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.453733][  T331]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.453864][  T331]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.453997][  T331]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.454129][  T331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.454266][  T331]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.454396][  T331]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.454528][  T331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.454664][  T331]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.454797][  T331]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.454926][  T331]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.455057][  T331]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.455193][  T331]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.455322][  T331]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.455452][  T331]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.455583][  T331]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.455725][  T331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.455854][  T331]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.455984][  T331]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.456113][  T331]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.456246][  T331]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.456380][  T331]  ? 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))
[   16.456508][  T331]  ? 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))
[   16.456642][  T331]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.456776][  T331]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.456905][  T331]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.457036][  T331]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.457173][  T331]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.457303][  T331]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.457434][  T331]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.457566][  T331]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.457706][  T331]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.457865][  T331]  ? move_addr_to_kernel (net/socket.c:258)
[   16.457996][  T331]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.458132][  T331]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.458269][  T331]  ___sys_sendmsg (net/socket.c:2752)
[   16.458397][  T331]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.458562][  T331]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.458714][  T331]  __sys_sendmsg (net/socket.c:2784)
[   16.458847][  T331]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.458975][  T331]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.459144][  T331]  ? 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)
[   16.459275][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.459405][  T331]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.459535][  T331]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.459676][  T331]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.459807][  T331]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.459970][  T331] RIP: 0033:0x7fcf2a61508e
[   16.460106][  T331] 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
[   16.460572][  T331] RSP: 002b:00007ffe251f7e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.460778][  T331] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fcf2a61508e
[   16.460974][  T331] RDX: 0000000000000000 RSI: 00007ffe251f7ec0 RDI: 0000000000000005
[   16.461173][  T331] RBP: 00007ffe251f7e20 R08: 0000000000000000 R09: 0000000000000000
[   16.461367][  T331] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d645
[   16.461562][  T331] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe251f8590
| [   16.462888][  T331] ---[ end trace 0000000000000000 ]---
| [   16.538315][  T335] ------------[ cut here ]------------
| [   16.538489][  T335] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ovpn-cli/335
| [   16.539038][  T335] Tainted: [W]=WARN
[   16.539146][  T335] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.539318][  T335] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.539491][  T335] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.539974][  T335] RSP: 0018:ffa0000000d471a0 EFLAGS: 00010286
[   16.540146][  T335] RAX: 00000000ffffffa6 RBX: ff1100001080b540 RCX: 1ff40000001a8dfa
[   16.540344][  T335] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001080b5f8
[   16.540541][  T335] RBP: ff1100000c074000 R08: 1fe22000021016c0 R09: ff11000010b48b80
[   16.540754][  T335] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   16.540950][  T335] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.541154][  T335] FS:  00007ff90ec0eec0(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   16.541387][  T335] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.541554][  T335] CR2: 00007ff90ef6f004 CR3: 000000000c8f3003 CR4: 0000000000771ef0
[   16.541763][  T335] PKRU: 55555554
[   16.541863][  T335] Call Trace:
[   16.541963][  T335]  <TASK>
[   16.542032][  T335]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.542171][  T335]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.542271][  T335]  ? 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))
[   16.542405][  T335]  __dev_notify_flags (net/core/dev.c:9787)
[   16.542539][  T335]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.542679][  T335]  ? netif_change_name (net/core/dev.c:1495)
[   16.542813][  T335]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   16.542948][  T335]  ? 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)
[   16.543081][  T335]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.543217][  T335]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   16.543351][  T335]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.543485][  T335]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.543617][  T335]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.543762][  T335]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.543898][  T335]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.544035][  T335]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.544175][  T335]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.544307][  T335]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.544438][  T335]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.544574][  T335]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.544727][  T335]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.544861][  T335]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.544993][  T335]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.545124][  T335]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.545318][  T335]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.545450][  T335]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.545582][  T335]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.545726][  T335]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.545857][  T335]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.545988][  T335]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.546122][  T335]  ? 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))
[   16.546310][  T335]  ? 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))
[   16.546444][  T335]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.546576][  T335]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.546721][  T335]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.546853][  T335]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.546986][  T335]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.547118][  T335]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.547307][  T335]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.547507][  T335]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.547642][  T335]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.547810][  T335]  ? move_addr_to_kernel (net/socket.c:258)
[   16.547942][  T335]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.548074][  T335]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.548330][  T335]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.548462][  T335]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.548629][  T335]  ___sys_sendmsg (net/socket.c:2752)
[   16.548768][  T335]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.548900][  T335]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.549040][  T335]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   16.549250][  T335]  ? do_getsockname (net/socket.c:2192)
[   16.549384][  T335]  __sys_sendmsg (net/socket.c:2784)
[   16.549517][  T335]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.549657][  T335]  ? __sys_getsockname (net/socket.c:2210)
[   16.549793][  T335]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.549926][  T335]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.550063][  T335]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.550298][  T335]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.550431][  T335]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.550597][  T335] RIP: 0033:0x7ff90ecc308e
[   16.550742][  T335] 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
[   16.551266][  T335] RSP: 002b:00007fffc2adf640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.551465][  T335] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff90ecc308e
[   16.551673][  T335] RDX: 0000000000000000 RSI: 00007fffc2adf6c0 RDI: 0000000000000005
[   16.551870][  T335] RBP: 00007fffc2adf650 R08: 0000000000000000 R09: 0000000000000000
[   16.552070][  T335] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffc2ae3de8
[   16.552273][  T335] R13: 0000000000000004 R14: 00007ff90efaf000 R15: 000000000040bda8
| [   16.553598][  T335] ---[ end trace 0000000000000000 ]---
| [   16.604717][  T337] ------------[ cut here ]------------
| [   16.604887][  T337] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/337
| [   16.605391][  T337] Tainted: [W]=WARN
[   16.605489][  T337] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.605657][  T337] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.605832][  T337] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.606301][  T337] RSP: 0018:ffa0000000d57020 EFLAGS: 00010286
[   16.606465][  T337] RAX: 00000000ffffffa6 RBX: ff1100000b2b1380 RCX: 1ff40000001aadca
[   16.606684][  T337] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2b1438
[   16.606883][  T337] RBP: ff1100000c074000 R08: 1fe2200001656288 R09: ff11000010b4d158
[   16.607079][  T337] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   16.607281][  T337] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c074ce1
[   16.607477][  T337] FS:  00007f5beb6ae840(0000) GS:ff110000a8930000(0000) knlGS:0000000000000000
[   16.607711][  T337] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.607876][  T337] CR2: 000000003e2d6988 CR3: 000000000c116004 CR4: 0000000000771ef0
[   16.608069][  T337] PKRU: 55555554
[   16.608172][  T337] Call Trace:
[   16.608269][  T337]  <TASK>
[   16.608335][  T337]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.608466][  T337]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.608565][  T337]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.608704][  T337]  __dev_notify_flags (net/core/dev.c:9787)
[   16.608837][  T337]  ? netif_change_name (net/core/dev.c:1495)
[   16.608968][  T337]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.609098][  T337]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   16.609312][  T337]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.609442][  T337]  ? 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))
[   16.609574][  T337]  netif_change_flags (net/core/dev.c:9820)
[   16.609712][  T337]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.609846][  T337]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.609976][  T337]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.610213][  T337]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.610416][  T337]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.610545][  T337]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.610683][  T337]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.610817][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.610949][  T337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.611077][  T337]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.611273][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.611403][  T337]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.611533][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.611670][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.611801][  T337]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.611933][  T337]  ? __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)
[   16.612064][  T337]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.612285][  T337]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.612416][  T337]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.612617][  T337]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.612758][  T337]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.612890][  T337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.613020][  T337]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.613225][  T337]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.613357][  T337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.613486][  T337]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.613615][  T337]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.613756][  T337]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.613886][  T337]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.614016][  T337]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.614201][  T337]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.614331][  T337]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.614460][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.614590][  T337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.614732][  T337]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.614864][  T337]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.614995][  T337]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.615125][  T337]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.615265][  T337]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.615394][  T337]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.615525][  T337]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.615661][  T337]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.615793][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.615924][  T337]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.616054][  T337]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.616189][  T337]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.616322][  T337]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.616454][  T337]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.616583][  T337]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.616773][  T337]  ? move_addr_to_kernel (net/socket.c:258)
[   16.616904][  T337]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.617034][  T337]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.617170][  T337]  ___sys_sendmsg (net/socket.c:2752)
[   16.617302][  T337]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.617463][  T337]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.617602][  T337]  __sys_sendmsg (net/socket.c:2784)
[   16.617739][  T337]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.617868][  T337]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.618033][  T337]  ? 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)
[   16.618168][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.618300][  T337]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.618431][  T337]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.618561][  T337]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.618700][  T337]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.618861][  T337] RIP: 0033:0x7f5beb8e808e
[   16.618997][  T337] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.619461][  T337] RSP: 002b:00007ffe69f82160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.619660][  T337] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5beb8e808e
[   16.619856][  T337] RDX: 0000000000000000 RSI: 00007ffe69f82210 RDI: 0000000000000005
[   16.620051][  T337] RBP: 00007ffe69f82170 R08: 0000000000000000 R09: 0000000000000000
[   16.620248][  T337] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d646
[   16.620441][  T337] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe69f828e0
| [   16.621759][  T337] ---[ end trace 0000000000000000 ]---
| [   16.706190][  T341] ------------[ cut here ]------------
| [   16.706346][  T341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ovpn-cli/341
| [   16.706897][  T341] Tainted: [W]=WARN
[   16.706997][  T341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.707246][  T341] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.707417][  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
[   16.707896][  T341] RSP: 0018:ffa0000000d871a0 EFLAGS: 00010286
[   16.708064][  T341] RAX: 00000000ffffffa6 RBX: ff110000108e5000 RCX: 1ff40000001b0dfa
[   16.708269][  T341] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000108e50b8
[   16.708465][  T341] RBP: ff1100000cae4000 R08: 1fe220000211ca18 R09: ff1100000c0c8b80
[   16.708672][  T341] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   16.708868][  T341] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.709068][  T341] FS:  00007f0b5158aec0(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   16.709309][  T341] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.709481][  T341] CR2: 00007f0b518eb004 CR3: 0000000018a48004 CR4: 0000000000771ef0
[   16.709689][  T341] PKRU: 55555554
[   16.709789][  T341] Call Trace:
[   16.709887][  T341]  <TASK>
[   16.709955][  T341]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.710089][  T341]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.710197][  T341]  ? 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))
[   16.710332][  T341]  __dev_notify_flags (net/core/dev.c:9787)
[   16.710463][  T341]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.710598][  T341]  ? netif_change_name (net/core/dev.c:1495)
[   16.710739][  T341]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   16.710873][  T341]  ? 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)
[   16.711007][  T341]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.711145][  T341]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   16.711279][  T341]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.711417][  T341]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.711549][  T341]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.711691][  T341]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.711828][  T341]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.711965][  T341]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.712098][  T341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.712236][  T341]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.712367][  T341]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.712501][  T341]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.712638][  T341]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.712775][  T341]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.712908][  T341]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.713042][  T341]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.713179][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.713311][  T341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.713442][  T341]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.713576][  T341]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.713717][  T341]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.713849][  T341]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.713984][  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))
[   16.714115][  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))
[   16.714254][  T341]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.714386][  T341]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.714519][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.714658][  T341]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.714795][  T341]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.714930][  T341]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.715063][  T341]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.715302][  T341]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.715437][  T341]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.715601][  T341]  ? move_addr_to_kernel (net/socket.c:258)
[   16.715740][  T341]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.715873][  T341]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.716041][  T341]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.716241][  T341]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.716461][  T341]  ___sys_sendmsg (net/socket.c:2752)
[   16.716594][  T341]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.716739][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.716879][  T341]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   16.717011][  T341]  ? do_getsockname (net/socket.c:2192)
[   16.717202][  T341]  __sys_sendmsg (net/socket.c:2784)
[   16.717336][  T341]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.717471][  T341]  ? __sys_getsockname (net/socket.c:2210)
[   16.717603][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.717743][  T341]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.717876][  T341]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.718009][  T341]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.718187][  T341]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.718350][  T341] RIP: 0033:0x7f0b5163f08e
[   16.718491][  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
[   16.718972][  T341] RSP: 002b:00007ffc56f97f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.719178][  T341] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0b5163f08e
[   16.719379][  T341] RDX: 0000000000000000 RSI: 00007ffc56f98000 RDI: 0000000000000005
[   16.719578][  T341] RBP: 00007ffc56f97f90 R08: 0000000000000000 R09: 0000000000000000
[   16.719787][  T341] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc56f9c728
[   16.719985][  T341] R13: 0000000000000004 R14: 00007f0b5192b000 R15: 000000000040bda8
| [   16.721331][  T341] ---[ end trace 0000000000000000 ]---
| [   16.774570][  T343] ------------[ cut here ]------------
| [   16.774738][  T343] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/343
| [   16.775420][  T343] Tainted: [W]=WARN
[   16.775519][  T343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.775696][  T343] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.775866][  T343] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.776338][  T343] RSP: 0018:ffa0000000da7020 EFLAGS: 00010286
[   16.776501][  T343] RAX: 00000000ffffffa6 RBX: ff1100001080aac0 RCX: 1ff40000001b4dca
[   16.776705][  T343] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001080ab78
[   16.776899][  T343] RBP: ff1100000cae4000 R08: 1fe2200002101570 R09: ff1100000ef9d158
[   16.777092][  T343] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   16.777292][  T343] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cae4ce1
[   16.777488][  T343] FS:  00007f820a0e8840(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   16.777728][  T343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.777891][  T343] CR2: 0000000017b94988 CR3: 0000000009167001 CR4: 0000000000771ef0
[   16.778088][  T343] PKRU: 55555554
[   16.778191][  T343] Call Trace:
[   16.778288][  T343]  <TASK>
[   16.778355][  T343]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.778486][  T343]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.778585][  T343]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.778724][  T343]  __dev_notify_flags (net/core/dev.c:9787)
[   16.778860][  T343]  ? netif_change_name (net/core/dev.c:1495)
[   16.778992][  T343]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.779128][  T343]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   16.779265][  T343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.779397][  T343]  ? 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))
[   16.779530][  T343]  netif_change_flags (net/core/dev.c:9820)
[   16.779670][  T343]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.779804][  T343]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.779933][  T343]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.780095][  T343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.780231][  T343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.780362][  T343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.780491][  T343]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.780628][  T343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.780766][  T343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.780895][  T343]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.781025][  T343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.781160][  T343]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.781288][  T343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.781417][  T343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.781546][  T343]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.781691][  T343]  ? __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)
[   16.781822][  T343]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.781952][  T343]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.782083][  T343]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.782219][  T343]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.782352][  T343]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.782483][  T343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.782611][  T343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.782753][  T343]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.782883][  T343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.783012][  T343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.783146][  T343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.783277][  T343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.783408][  T343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.783538][  T343]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.783676][  T343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.783805][  T343]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.783933][  T343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.784065][  T343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.784200][  T343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.784331][  T343]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.784460][  T343]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.784590][  T343]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.784733][  T343]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.784863][  T343]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.784995][  T343]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.785125][  T343]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.785264][  T343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.785394][  T343]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.785524][  T343]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.785661][  T343]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.785797][  T343]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.785929][  T343]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.786059][  T343]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.786223][  T343]  ? move_addr_to_kernel (net/socket.c:258)
[   16.786354][  T343]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.786485][  T343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.786615][  T343]  ___sys_sendmsg (net/socket.c:2752)
[   16.786757][  T343]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.786919][  T343]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.787058][  T343]  __sys_sendmsg (net/socket.c:2784)
[   16.787195][  T343]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.787325][  T343]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.787488][  T343]  ? 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)
[   16.787619][  T343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.787763][  T343]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.787893][  T343]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.788024][  T343]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.788156][  T343]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.788319][  T343] RIP: 0033:0x7f820a32208e
[   16.788455][  T343] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.788929][  T343] RSP: 002b:00007ffc596d93d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.789126][  T343] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f820a32208e
[   16.789326][  T343] RDX: 0000000000000000 RSI: 00007ffc596d9480 RDI: 0000000000000005
[   16.789522][  T343] RBP: 00007ffc596d93e0 R08: 0000000000000000 R09: 0000000000000000
[   16.789727][  T343] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d646
[   16.789923][  T343] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc596d9b50
| [   16.791246][  T343] ---[ end trace 0000000000000000 ]---
| [   16.863522][  T347] ------------[ cut here ]------------
| [   16.863679][  T347] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ovpn-cli/347
| [   16.864899][  T347] Tainted: [W]=WARN
[   16.864998][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.865205][  T347] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.865372][  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
[   16.865836][  T347] RSP: 0018:ffa0000000db71a0 EFLAGS: 00010286
[   16.865999][  T347] RAX: 00000000ffffffa6 RBX: ff1100000c211000 RCX: 1ff40000001b6dfa
[   16.866199][  T347] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c2110b8
[   16.866394][  T347] RBP: ff11000018acc000 R08: 1fe2200001842218 R09: ff11000018a58b80
[   16.866588][  T347] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   16.866792][  T347] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.866986][  T347] FS:  00007fca15288ec0(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   16.867217][  T347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.867381][  T347] CR2: 00007fca155e9004 CR3: 000000000d5e6005 CR4: 0000000000771ef0
[   16.867574][  T347] PKRU: 55555554
[   16.867678][  T347] Call Trace:
[   16.867775][  T347]  <TASK>
[   16.867842][  T347]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.867973][  T347]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.868071][  T347]  ? 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))
[   16.868210][  T347]  __dev_notify_flags (net/core/dev.c:9787)
[   16.868343][  T347]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.868473][  T347]  ? netif_change_name (net/core/dev.c:1495)
[   16.868603][  T347]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   16.868739][  T347]  ? 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)
[   16.868869][  T347]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.868999][  T347]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   16.869131][  T347]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.869272][  T347]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.869401][  T347]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.869530][  T347]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.869674][  T347]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.869806][  T347]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.869940][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.870068][  T347]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.870202][  T347]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.870336][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.870465][  T347]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.870594][  T347]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.870732][  T347]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.870860][  T347]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.870988][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.871117][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.871251][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.871383][  T347]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.871510][  T347]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.871645][  T347]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.871780][  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))
[   16.871908][  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))
[   16.872039][  T347]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.872175][  T347]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.872305][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.872437][  T347]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.872565][  T347]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.872705][  T347]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.872836][  T347]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.872966][  T347]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.873096][  T347]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.873263][  T347]  ? move_addr_to_kernel (net/socket.c:258)
[   16.873394][  T347]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.873525][  T347]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.873697][  T347]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.873825][  T347]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.873987][  T347]  ___sys_sendmsg (net/socket.c:2752)
[   16.874118][  T347]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.874255][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.874390][  T347]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   16.874520][  T347]  ? do_getsockname (net/socket.c:2192)
[   16.874657][  T347]  __sys_sendmsg (net/socket.c:2784)
[   16.874792][  T347]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.874926][  T347]  ? __sys_getsockname (net/socket.c:2210)
[   16.875057][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.875192][  T347]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.875325][  T347]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.875455][  T347]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.875585][  T347]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.875758][  T347] RIP: 0033:0x7fca1533d08e
[   16.875895][  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
[   16.876364][  T347] RSP: 002b:00007ffe5fa8cf70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.876560][  T347] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fca1533d08e
[   16.876767][  T347] RDX: 0000000000000000 RSI: 00007ffe5fa8cff0 RDI: 0000000000000005
[   16.876961][  T347] RBP: 00007ffe5fa8cf80 R08: 0000000000000000 R09: 0000000000000000
[   16.877163][  T347] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe5fa91718
[   16.877358][  T347] R13: 0000000000000004 R14: 00007fca15629000 R15: 000000000040bda8
| [   16.878691][  T347] ---[ end trace 0000000000000000 ]---
| [   16.939737][  T349] ------------[ cut here ]------------
| [   16.939945][  T349] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/349
| [   16.940539][  T349] Tainted: [W]=WARN
[   16.940696][  T349] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.940905][  T349] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.941123][  T349] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.941645][  T349] RSP: 0018:ffa0000000de7020 EFLAGS: 00010286
[   16.941863][  T349] RAX: 00000000ffffffa6 RBX: ff1100000d4e8900 RCX: 1ff40000001bcdca
[   16.942106][  T349] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d4e89b8
[   16.942359][  T349] RBP: ff11000018acc000 R08: 1fe2200001a9d138 R09: ff11000018a5d158
[   16.942602][  T349] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   16.942863][  T349] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000018accce1
[   16.943105][  T349] FS:  00007f0792e15840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   16.943391][  T349] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.943600][  T349] CR2: 000000000ed8e988 CR3: 0000000018a48005 CR4: 0000000000771ef0
[   16.943859][  T349] PKRU: 55555554
[   16.944003][  T349] Call Trace:
[   16.944159][  T349]  <TASK>
[   16.944273][  T349]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.944451][  T349]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.944598][  T349]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.944794][  T349]  __dev_notify_flags (net/core/dev.c:9787)
[   16.944973][  T349]  ? netif_change_name (net/core/dev.c:1495)
[   16.945168][  T349]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.945346][  T349]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   16.945524][  T349]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.945714][  T349]  ? 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))
[   16.945894][  T349]  netif_change_flags (net/core/dev.c:9820)
[   16.946074][  T349]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.946265][  T349]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.946442][  T349]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.946661][  T349]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.946848][  T349]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.947027][  T349]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.947217][  T349]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.947395][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.947575][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.947777][  T349]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.947957][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.948134][  T349]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.948322][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.948498][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.948688][  T349]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.948867][  T349]  ? __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)
[   16.949041][  T349]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.949232][  T349]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.949409][  T349]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.949587][  T349]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.949782][  T349]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.949960][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.950148][  T349]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.950323][  T349]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.950503][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.950695][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.950873][  T349]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.951051][  T349]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.951241][  T349]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.951418][  T349]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.951594][  T349]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.951781][  T349]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.951957][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.952153][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.952329][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.952507][  T349]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.952698][  T349]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   16.952877][  T349]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.953056][  T349]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.953245][  T349]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.953423][  T349]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.953600][  T349]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.953793][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.953972][  T349]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.954182][  T349]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.954360][  T349]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.954537][  T349]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.954733][  T349]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.954908][  T349]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.955115][  T349]  ? move_addr_to_kernel (net/socket.c:258)
[   16.955308][  T349]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.955487][  T349]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.955677][  T349]  ___sys_sendmsg (net/socket.c:2752)
[   16.955860][  T349]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.956068][  T349]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.956266][  T349]  __sys_sendmsg (net/socket.c:2784)
[   16.956444][  T349]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.956620][  T349]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.956847][  T349]  ? 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)
[   16.957029][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.957220][  T349]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.957395][  T349]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.957590][  T349]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.957784][  T349]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.957995][  T349] RIP: 0033:0x7f079304f08e
[   16.958189][  T349] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.958711][  T349] RSP: 002b:00007ffd59b5dd00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.958955][  T349] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f079304f08e
[   16.959206][  T349] RDX: 0000000000000000 RSI: 00007ffd59b5ddb0 RDI: 0000000000000005
[   16.959448][  T349] RBP: 00007ffd59b5dd10 R08: 0000000000000000 R09: 0000000000000000
[   16.959703][  T349] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d646
[   16.959943][  T349] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd59b5e480
| [   16.961598][  T349] ---[ end trace 0000000000000000 ]---
| [   17.045950][  T353] ------------[ cut here ]------------
| [   17.046120][  T353] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ovpn-cli/353
| [   17.047246][  T353] Tainted: [W]=WARN
[   17.047346][  T353] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.047513][  T353] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.047698][  T353] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.048187][  T353] RSP: 0018:ffa0000000e071a0 EFLAGS: 00010286
[   17.048354][  T353] RAX: 00000000ffffffa6 RBX: ff1100000c9a83c0 RCX: 1ff40000001c0dfa
[   17.048550][  T353] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9a8478
[   17.048755][  T353] RBP: ff11000008d04000 R08: 1fe2200001935090 R09: ff11000010a35180
[   17.048952][  T353] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   17.049153][  T353] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   17.049352][  T353] FS:  00007fc942658ec0(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   17.049585][  T353] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.049795][  T353] CR2: 00007fc9429b9004 CR3: 000000000eeb5005 CR4: 0000000000771ef0
[   17.049997][  T353] PKRU: 55555554
[   17.050096][  T353] Call Trace:
[   17.050201][  T353]  <TASK>
[   17.050269][  T353]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.050403][  T353]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.050503][  T353]  ? 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))
[   17.050642][  T353]  __dev_notify_flags (net/core/dev.c:9787)
[   17.050778][  T353]  ? notifier_call_chain (kernel/notifier.c:85)
[   17.050911][  T353]  ? netif_change_name (net/core/dev.c:1495)
[   17.051043][  T353]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   17.051182][  T353]  ? 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)
[   17.051317][  T353]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   17.051449][  T353]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   17.051583][  T353]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   17.051729][  T353]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   17.051862][  T353]  ? __dev_get_by_name (net/core/dev.c:883)
[   17.051999][  T353]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   17.052135][  T353]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   17.052275][  T353]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.052410][  T353]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.052541][  T353]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.052680][  T353]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.052816][  T353]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.052950][  T353]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.053082][  T353]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.053217][  T353]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.053349][  T353]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.053481][  T353]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.053613][  T353]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.053757][  T353]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.053889][  T353]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.054021][  T353]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.054156][  T353]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.054292][  T353]  ? 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))
[   17.054425][  T353]  ? 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))
[   17.054556][  T353]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.054699][  T353]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.054831][  T353]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.054963][  T353]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.055095][  T353]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.055234][  T353]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.055367][  T353]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.055501][  T353]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.055635][  T353]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.055805][  T353]  ? move_addr_to_kernel (net/socket.c:258)
[   17.055936][  T353]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.056071][  T353]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.056241][  T353]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.056373][  T353]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.056537][  T353]  ___sys_sendmsg (net/socket.c:2752)
[   17.056677][  T353]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.056810][  T353]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.056946][  T353]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   17.057076][  T353]  ? do_getsockname (net/socket.c:2192)
[   17.057216][  T353]  __sys_sendmsg (net/socket.c:2784)
[   17.057347][  T353]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.057483][  T353]  ? __sys_getsockname (net/socket.c:2210)
[   17.057613][  T353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.057756][  T353]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.057887][  T353]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.058020][  T353]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.058154][  T353]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.058318][  T353] RIP: 0033:0x7fc94270d08e
[   17.058458][  T353] 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
[   17.058940][  T353] RSP: 002b:00007ffc07381df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.059145][  T353] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc94270d08e
[   17.059343][  T353] RDX: 0000000000000000 RSI: 00007ffc07381e70 RDI: 0000000000000005
[   17.059542][  T353] RBP: 00007ffc07381e00 R08: 0000000000000000 R09: 0000000000000000
[   17.059752][  T353] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc07386598
[   17.059949][  T353] R13: 0000000000000004 R14: 00007fc9429f9000 R15: 000000000040bda8
| [   17.061285][  T353] ---[ end trace 0000000000000000 ]---
| [   17.110162][  T355] ------------[ cut here ]------------
| [   17.110316][  T355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/355
| [   17.110809][  T355] Tainted: [W]=WARN
[   17.110908][  T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.111069][  T355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.111683][  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
[   17.112147][  T355] RSP: 0018:ffa0000000e17020 EFLAGS: 00010286
[   17.112309][  T355] RAX: 00000000ffffffa6 RBX: ff11000009d29a80 RCX: 1ff40000001c2dca
[   17.112502][  T355] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d29b38
[   17.112704][  T355] RBP: ff11000008d04000 R08: 1fe22000013a5368 R09: ff1100000b942e58
[   17.112895][  T355] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   17.113083][  T355] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008d04ce1
[   17.113278][  T355] FS:  00007fda5f340840(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   17.113500][  T355] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.113669][  T355] CR2: 00007fda5f6101a0 CR3: 000000000917b005 CR4: 0000000000771ef0
[   17.113862][  T355] PKRU: 55555554
[   17.113958][  T355] Call Trace:
[   17.114054][  T355]  <TASK>
[   17.114121][  T355]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.114258][  T355]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.114358][  T355]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   17.114486][  T355]  __dev_notify_flags (net/core/dev.c:9787)
[   17.114616][  T355]  ? netif_change_name (net/core/dev.c:1495)
[   17.114755][  T355]  ? __dev_change_flags (net/core/dev.c:9752)
[   17.114885][  T355]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   17.115016][  T355]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.115150][  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))
[   17.115284][  T355]  netif_change_flags (net/core/dev.c:9820)
[   17.115415][  T355]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   17.115545][  T355]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   17.115684][  T355]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.115848][  T355]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.116001][  T355]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.116133][  T355]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.116276][  T355]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.116413][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.116543][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.116678][  T355]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.116809][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.116940][  T355]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   17.117068][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.117200][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.117328][  T355]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   17.117460][  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)
[   17.117591][  T355]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   17.117731][  T355]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.117861][  T355]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   17.117992][  T355]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   17.118124][  T355]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.118261][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.118389][  T355]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.118518][  T355]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.118656][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.118788][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.118922][  T355]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.119054][  T355]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.119188][  T355]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.119320][  T355]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.119451][  T355]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.119582][  T355]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.119721][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.119851][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.119981][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.120110][  T355]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.120244][  T355]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.120372][  T355]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.120534][  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))
[   17.120675][  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))
[   17.120807][  T355]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.120938][  T355]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.121069][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.121205][  T355]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.121336][  T355]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.121466][  T355]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.121597][  T355]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.121736][  T355]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.121864][  T355]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.122024][  T355]  ? move_addr_to_kernel (net/socket.c:258)
[   17.122156][  T355]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.122286][  T355]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.122417][  T355]  ___sys_sendmsg (net/socket.c:2752)
[   17.122547][  T355]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.122714][  T355]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.122854][  T355]  __sys_sendmsg (net/socket.c:2784)
[   17.123019][  T355]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.123151][  T355]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.123315][  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)
[   17.123449][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.123578][  T355]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.123716][  T355]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.123847][  T355]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.123997][  T355]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.124176][  T355] RIP: 0033:0x7fda5f57a08e
[   17.124315][  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
[   17.124784][  T355] RSP: 002b:00007ffd61500d30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.124980][  T355] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fda5f57a08e
[   17.125176][  T355] RDX: 0000000000000000 RSI: 00007ffd61500de0 RDI: 0000000000000005
[   17.125370][  T355] RBP: 00007ffd61500d40 R08: 0000000000000000 R09: 0000000000000000
[   17.125562][  T355] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d646
[   17.125763][  T355] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd615014b0
| [   17.127062][  T355] ---[ end trace 0000000000000000 ]---
| [   17.208492][  T359] ------------[ cut here ]------------
| [   17.208672][  T359] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ovpn-cli/359
| [   17.209215][  T359] Tainted: [W]=WARN
[   17.209317][  T359] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.209483][  T359] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.209663][  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
[   17.210143][  T359] RSP: 0018:ffa0000000e471a0 EFLAGS: 00010286
[   17.210314][  T359] RAX: 00000000ffffffa6 RBX: ff1100000ef15540 RCX: 1ff40000001c8dfa
[   17.210514][  T359] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ef155f8
[   17.210722][  T359] RBP: ff110000086ec000 R08: 1fe2200001de2ac0 R09: ff1100000a60d180
[   17.210920][  T359] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   17.211118][  T359] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   17.211322][  T359] FS:  00007f820a260ec0(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   17.211555][  T359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.211731][  T359] CR2: 00007f820a5c1004 CR3: 00000000095ca004 CR4: 0000000000771ef0
[   17.211932][  T359] PKRU: 55555554
[   17.212031][  T359] Call Trace:
[   17.212130][  T359]  <TASK>
[   17.212204][  T359]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.212353][  T359]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.212456][  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))
[   17.212591][  T359]  __dev_notify_flags (net/core/dev.c:9787)
[   17.212741][  T359]  ? notifier_call_chain (kernel/notifier.c:85)
[   17.212877][  T359]  ? netif_change_name (net/core/dev.c:1495)
[   17.213011][  T359]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   17.213151][  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)
[   17.213288][  T359]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   17.213422][  T359]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   17.213558][  T359]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   17.213705][  T359]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   17.213839][  T359]  ? __dev_get_by_name (net/core/dev.c:883)
[   17.213972][  T359]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   17.214109][  T359]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   17.214251][  T359]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.214387][  T359]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.214538][  T359]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.214678][  T359]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.214817][  T359]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.214951][  T359]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.215084][  T359]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.215715][  T359]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.215849][  T359]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.215981][  T359]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.216116][  T359]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.216252][  T359]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.216384][  T359]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.216516][  T359]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.216652][  T359]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.216791][  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))
[   17.216925][  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))
[   17.217059][  T359]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.217198][  T359]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.217330][  T359]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.217464][  T359]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.217597][  T359]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.217739][  T359]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.217872][  T359]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.218004][  T359]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.218143][  T359]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.218313][  T359]  ? move_addr_to_kernel (net/socket.c:258)
[   17.218444][  T359]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.218577][  T359]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.218753][  T359]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.218887][  T359]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.219052][  T359]  ___sys_sendmsg (net/socket.c:2752)
[   17.219189][  T359]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.219320][  T359]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.219459][  T359]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   17.219590][  T359]  ? do_getsockname (net/socket.c:2192)
[   17.219732][  T359]  __sys_sendmsg (net/socket.c:2784)
[   17.219864][  T359]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.220000][  T359]  ? __sys_getsockname (net/socket.c:2210)
[   17.220131][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.220271][  T359]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.220403][  T359]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.220537][  T359]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.220676][  T359]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.220840][  T359] RIP: 0033:0x7f820a31508e
[   17.220978][  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
[   17.221454][  T359] RSP: 002b:00007ffd39066f90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.221664][  T359] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f820a31508e
[   17.221862][  T359] RDX: 0000000000000000 RSI: 00007ffd39067010 RDI: 0000000000000005
[   17.222060][  T359] RBP: 00007ffd39066fa0 R08: 0000000000000000 R09: 0000000000000000
[   17.222266][  T359] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd3906b738
[   17.222463][  T359] R13: 0000000000000004 R14: 00007f820a601000 R15: 000000000040bda8
| [   17.223802][  T359] ---[ end trace 0000000000000000 ]---
| [   17.278419][  T361] ------------[ cut here ]------------
| [   17.278566][  T361] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/361
| [   17.279066][  T361] Tainted: [W]=WARN
[   17.279632][  T361] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.279800][  T361] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.279966][  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
[   17.280430][  T361] RSP: 0018:ffa0000000e67020 EFLAGS: 00010286
[   17.280592][  T361] RAX: 00000000ffffffa6 RBX: ff11000018949000 RCX: 1ff40000001ccdca
[   17.280793][  T361] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000189490b8
[   17.280987][  T361] RBP: ff110000086ec000 R08: 1fe2200003129218 R09: ff1100000ce4ae58
[   17.281182][  T361] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   17.281372][  T361] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000086ecce1
[   17.281564][  T361] FS:  00007f9f5d639840(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   17.281802][  T361] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.281966][  T361] CR2: 000000000fca6988 CR3: 000000000917b002 CR4: 0000000000771ef0
[   17.282164][  T361] PKRU: 55555554
[   17.282261][  T361] Call Trace:
[   17.282356][  T361]  <TASK>
[   17.282422][  T361]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.282552][  T361]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.282658][  T361]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   17.282790][  T361]  __dev_notify_flags (net/core/dev.c:9787)
[   17.282920][  T361]  ? netif_change_name (net/core/dev.c:1495)
[   17.283049][  T361]  ? __dev_change_flags (net/core/dev.c:9752)
[   17.283182][  T361]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   17.283311][  T361]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.283441][  T361]  ? 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))
[   17.283573][  T361]  netif_change_flags (net/core/dev.c:9820)
[   17.283709][  T361]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   17.283839][  T361]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   17.283969][  T361]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.284128][  T361]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.284263][  T361]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.284391][  T361]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.284520][  T361]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.284657][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.284790][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.284918][  T361]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.285047][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.285181][  T361]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   17.285308][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.285437][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.285565][  T361]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   17.285705][  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)
[   17.285835][  T361]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   17.285983][  T361]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.286117][  T361]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   17.286253][  T361]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   17.286384][  T361]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.286529][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.286669][  T361]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.286799][  T361]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.286933][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.287061][  T361]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.287195][  T361]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.287324][  T361]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.287453][  T361]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.287584][  T361]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.287742][  T361]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.287870][  T361]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.287998][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.288128][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.288262][  T361]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.288392][  T361]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.288521][  T361]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.288656][  T361]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.288793][  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))
[   17.288922][  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))
[   17.289052][  T361]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.289186][  T361]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.289316][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.289445][  T361]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.289576][  T361]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.289718][  T361]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.289847][  T361]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.289975][  T361]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.290103][  T361]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.290267][  T361]  ? move_addr_to_kernel (net/socket.c:258)
[   17.290396][  T361]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.290527][  T361]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.290665][  T361]  ___sys_sendmsg (net/socket.c:2752)
[   17.290795][  T361]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.290955][  T361]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.291094][  T361]  __sys_sendmsg (net/socket.c:2784)
[   17.291228][  T361]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.291357][  T361]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.291521][  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)
[   17.291656][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.291791][  T361]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.291921][  T361]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.292049][  T361]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.292182][  T361]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.292342][  T361] RIP: 0033:0x7f9f5d87308e
[   17.292477][  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
[   17.292946][  T361] RSP: 002b:00007ffdc5c61680 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.293146][  T361] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9f5d87308e
[   17.293339][  T361] RDX: 0000000000000000 RSI: 00007ffdc5c61730 RDI: 0000000000000005
[   17.293532][  T361] RBP: 00007ffdc5c61690 R08: 0000000000000000 R09: 0000000000000000
[   17.293736][  T361] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d646
[   17.293929][  T361] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc5c61e00
| [   17.295231][  T361] ---[ end trace 0000000000000000 ]---
| [   17.850541][  T111] ------------[ cut here ]------------
| [   17.850771][  T111] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 2/111
| [   17.851856][  T111] Tainted: [W]=WARN
[   17.852021][  T111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.852233][  T111] Workqueue: events_unbound linkwatch_event
[   17.852437][  T111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.852649][  T111] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.853134][  T111] RSP: 0018:ffa00000006779e0 EFLAGS: 00010286
[   17.853346][  T111] RAX: 00000000ffffffa6 RBX: ff110000108e4040 RCX: 1ff40000000cef02
[   17.853571][  T111] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000108e40f8
[   17.853813][  T111] RBP: ff11000008754000 R08: 1fe220000211c820 R09: ff1100000a61aea8
[   17.854037][  T111] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   17.854281][  T111] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   17.854509][  T111] FS:  0000000000000000(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   17.854790][  T111] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.854992][  T111] CR2: 0000000003843808 CR3: 0000000010959003 CR4: 0000000000771ef0
[   17.855234][  T111] PKRU: 55555554
[   17.855373][  T111] Call Trace:
[   17.855510][  T111]  <TASK>
[   17.855619][  T111]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.855809][  T111]  ? notifier_call_chain (kernel/notifier.c:85)
[   17.855981][  T111]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.856120][  T111]  netif_state_change (net/core/dev.c:1605)
[   17.856339][  T111]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   17.856541][  T111]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   17.856724][  T111]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   17.856894][  T111]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.857064][  T111]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   17.857244][  T111]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   17.857413][  T111]  process_one_work (kernel/workqueue.c:3314)
[   17.857589][  T111]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   17.857779][  T111]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.857952][  T111]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   17.858120][  T111]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   17.858302][  T111]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   17.858471][  T111]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   17.858648][  T111]  kthread (kernel/kthread.c:436)
[   17.858798][  T111]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.858997][  T111]  ? kthread_affine_node (kernel/kthread.c:378)
[   17.859178][  T111]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.859379][  T111]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   17.859577][  T111]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   17.859765][  T111]  ? kthread_affine_node (kernel/kthread.c:378)
[   17.859934][  T111]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.861444][  T111] ---[ end trace 0000000000000000 ]---
| [   18.066609][   T39] ------------[ cut here ]------------
| [   18.066781][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/39
| [   18.067316][   T39] Tainted: [W]=WARN
[   18.067409][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.067562][   T39] Workqueue: events_unbound linkwatch_event
[   18.067734][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.067894][   T39] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.068332][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   18.068486][   T39] RAX: 00000000ffffffa6 RBX: ff11000009d29540 RCX: 1ff4000000057f02
[   18.068681][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d295f8
[   18.068869][   T39] RBP: ff1100000c074000 R08: 1fe22000013a52c0 R09: ff11000001d951a8
[   18.069052][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   18.069240][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.069424][   T39] FS:  0000000000000000(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   18.069649][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.069814][   T39] CR2: 00007f1873d2ff50 CR3: 00000000188dd002 CR4: 0000000000771ef0
[   18.069996][   T39] PKRU: 55555554
[   18.070095][   T39] Call Trace:
[   18.070193][   T39]  <TASK>
[   18.070258][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.070385][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.070509][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.070601][   T39]  netif_state_change (net/core/dev.c:1605)
[   18.070733][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   18.070888][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   18.071088][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   18.071215][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.071339][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   18.071537][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   18.071670][   T39]  process_one_work (kernel/workqueue.c:3314)
[   18.071797][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   18.071917][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.072117][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   18.072243][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.072367][   T39]  kthread (kernel/kthread.c:436)
[   18.072458][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.072768][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.072890][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.073011][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   18.073167][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.073288][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.073408][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   18.074588][   T39] ---[ end trace 0000000000000000 ]---
| [   18.298065][   T37] ------------[ cut here ]------------
| [   18.298313][   T37] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/37
| [   18.298866][   T37] Tainted: [W]=WARN
[   18.298959][   T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.299112][   T37] Workqueue: events_unbound linkwatch_event
[   18.299280][   T37] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.299436][   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
[   18.299883][   T37] RSP: 0018:ffa000000029f9e0 EFLAGS: 00010286
[   18.300037][   T37] RAX: 00000000ffffffa6 RBX: ff1100001080aac0 RCX: 1ff4000000053f02
[   18.300225][   T37] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001080ab78
[   18.300405][   T37] RBP: ff1100000cae4000 R08: 1fe2200002101570 R09: ff11000001d90ba8
[   18.300585][   T37] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   18.300779][   T37] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.300963][   T37] FS:  0000000000000000(0000) GS:ff110000a8930000(0000) knlGS:0000000000000000
[   18.301186][   T37] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.301339][   T37] CR2: 000000001a4a1808 CR3: 000000001928f005 CR4: 0000000000771ef0
[   18.301520][   T37] PKRU: 55555554
[   18.301612][   T37] Call Trace:
[   18.301714][   T37]  <TASK>
[   18.301778][   T37]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.301901][   T37]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.302036][   T37]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.302128][   T37]  netif_state_change (net/core/dev.c:1605)
[   18.302263][   T37]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   18.302414][   T37]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   18.302534][   T37]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   18.302668][   T37]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.302793][   T37]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   18.302914][   T37]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   18.303035][   T37]  process_one_work (kernel/workqueue.c:3314)
[   18.303167][   T37]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   18.303291][   T37]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.303417][   T37]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   18.303541][   T37]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.303671][   T37]  kthread (kernel/kthread.c:436)
[   18.303764][   T37]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.303915][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.304035][   T37]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.304227][   T37]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   18.304378][   T37]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.304498][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.304619][   T37]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   18.305926][   T37] ---[ end trace 0000000000000000 ]---
| [   18.512780][   T46] ------------[ cut here ]------------
| [   18.512939][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/46
| [   18.513478][   T46] Tainted: [W]=WARN
[   18.513569][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.513742][   T46] Workqueue: events_unbound linkwatch_event
[   18.513898][   T46] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.514053][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.514497][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[   18.514656][   T46] RAX: 00000000ffffffa6 RBX: ff11000018949000 RCX: 1ff4000000065f02
[   18.514843][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000189490b8
[   18.515024][   T46] RBP: ff11000018acc000 R08: 1fe2200003129218 R09: ff11000002410ba8
[   18.515299][   T46] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   18.515481][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.515719][   T46] FS:  0000000000000000(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   18.516003][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.516225][   T46] CR2: 0000000003f8a868 CR3: 0000000031949006 CR4: 0000000000771ef0
[   18.516406][   T46] PKRU: 55555554
[   18.516497][   T46] Call Trace:
[   18.516588][   T46]  <TASK>
[   18.516762][   T46]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.516887][   T46]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.517009][   T46]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.517101][   T46]  netif_state_change (net/core/dev.c:1605)
[   18.517281][   T46]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   18.517433][   T46]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   18.517554][   T46]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   18.517688][   T46]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.517812][   T46]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   18.517932][   T46]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   18.518055][   T46]  process_one_work (kernel/workqueue.c:3314)
[   18.518218][   T46]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   18.518338][   T46]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.518468][   T46]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   18.518596][   T46]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.518730][   T46]  kthread (kernel/kthread.c:436)
[   18.518824][   T46]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.518977][   T46]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.519101][   T46]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.519232][   T46]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   18.519386][   T46]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.519513][   T46]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.519638][   T46]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   18.520827][   T46] ---[ end trace 0000000000000000 ]---
| [   18.730397][  T111] ------------[ cut here ]------------
| [   18.730589][  T111] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 2/111
| [   18.731834][  T111] Tainted: [W]=WARN
[   18.732065][  T111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.732276][  T111] Workqueue: events_unbound linkwatch_event
[   18.732482][  T111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.732702][  T111] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.733193][  T111] RSP: 0018:ffa00000006779e0 EFLAGS: 00010286
[   18.733394][  T111] RAX: 00000000ffffffa6 RBX: ff11000009d283c0 RCX: 1ff40000000cef02
[   18.733620][  T111] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d28478
[   18.733864][  T111] RBP: ff11000008d04000 R08: 1fe22000013a5090 R09: ff1100000a61aea8
[   18.734091][  T111] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   18.734332][  T111] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.734560][  T111] FS:  0000000000000000(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   18.734836][  T111] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.735035][  T111] CR2: 000000002fc48868 CR3: 0000000031949006 CR4: 0000000000771ef0
[   18.735279][  T111] PKRU: 55555554
[   18.735416][  T111] Call Trace:
[   18.735553][  T111]  <TASK>
[   18.735673][  T111]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.735852][  T111]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.736025][  T111]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.736176][  T111]  netif_state_change (net/core/dev.c:1605)
[   18.736347][  T111]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   18.736547][  T111]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   18.736737][  T111]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   18.736908][  T111]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.737108][  T111]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   18.737288][  T111]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   18.737457][  T111]  process_one_work (kernel/workqueue.c:3314)
[   18.737638][  T111]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   18.737815][  T111]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.737989][  T111]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   18.738173][  T111]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.738343][  T111]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   18.738513][  T111]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.738698][  T111]  kthread (kernel/kthread.c:436)
[   18.738841][  T111]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.739042][  T111]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.739227][  T111]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.739397][  T111]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   18.739594][  T111]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.739776][  T111]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.739945][  T111]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   18.741516][  T111] ---[ end trace 0000000000000000 ]---
| [   18.948281][  T111] ------------[ cut here ]------------
| [   18.948464][  T111] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 2/111
| [   18.949090][  T111] Tainted: [W]=WARN
[   18.949243][  T111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.949439][  T111] Workqueue: events_unbound linkwatch_event
[   18.949650][  T111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.949868][  T111] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.950447][  T111] RSP: 0018:ffa00000006779e0 EFLAGS: 00010286
[   18.950735][  T111] RAX: 00000000ffffffa6 RBX: ff1100000b2b0900 RCX: 1ff40000000cef02
[   18.951043][  T111] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2b09b8
[   18.951346][  T111] RBP: ff110000086ec000 R08: 1fe2200001656138 R09: ff1100000a61aea8
[   18.951653][  T111] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   18.951948][  T111] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.952241][  T111] FS:  0000000000000000(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   18.952541][  T111] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.952757][  T111] CR2: 0000000036c13868 CR3: 0000000031949004 CR4: 0000000000771ef0
[   18.952994][  T111] PKRU: 55555554
[   18.953132][  T111] Call Trace:
[   18.953284][  T111]  <TASK>
[   18.953394][  T111]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.953565][  T111]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.953750][  T111]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.953891][  T111]  netif_state_change (net/core/dev.c:1605)
[   18.954062][  T111]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   18.954273][  T111]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   18.954441][  T111]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   18.954609][  T111]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.954799][  T111]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   18.955001][  T111]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   18.955182][  T111]  process_one_work (kernel/workqueue.c:3314)
[   18.955356][  T111]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   18.955524][  T111]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.955713][  T111]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   18.955891][  T111]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.956057][  T111]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   18.956239][  T111]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.956407][  T111]  kthread (kernel/kthread.c:436)
[   18.956551][  T111]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.956769][  T111]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.956942][  T111]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.957115][  T111]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   18.957325][  T111]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.957493][  T111]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.957673][  T111]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.608643][  T737] tun1: deleting peer with id 10, reason 1
| [   29.609748][  T111] ------------[ cut here ]------------
| [   29.609917][  T111] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 2/111
| [   29.610537][  T111] Tainted: [W]=WARN
[   29.610683][  T111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.610886][  T111] Workqueue: events_unbound linkwatch_event
[   29.611101][  T111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.611314][  T111] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.611800][  T111] RSP: 0018:ffa00000006779e0 EFLAGS: 00010286
[   29.612000][  T111] RAX: 00000000ffffffa6 RBX: ff110000109d4c80 RCX: 1ff40000000cef02
[   29.612236][  T111] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000109d4d38
[   29.612461][  T111] RBP: ff11000008754000 R08: 1fe220000213a9a8 R09: ff1100000a61aea8
[   29.612694][  T111] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   29.612921][  T111] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   29.613161][  T111] FS:  0000000000000000(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   29.613418][  T111] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.613617][  T111] CR2: 000000002d32c808 CR3: 00000000095e5002 CR4: 0000000000771ef0
[   29.613862][  T111] PKRU: 55555554
[   29.613998][  T111] Call Trace:
[   29.614132][  T111]  <TASK>
[   29.614254][  T111]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.614422][  T111]  ? notifier_call_chain (kernel/notifier.c:85)
[   29.614591][  T111]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.614746][  T111]  netif_state_change (net/core/dev.c:1605)
[   29.614912][  T111]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   29.615078][  T111]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   29.615290][  T111]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   29.615456][  T111]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   29.615622][  T111]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   29.615808][  T111]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.615978][  T111]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   29.616157][  T111]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   29.616326][  T111]  process_one_work (kernel/workqueue.c:3314)
[   29.616497][  T111]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   29.616674][  T111]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.616853][  T111]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.617021][  T111]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   29.617199][  T111]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   29.617367][  T111]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   29.617533][  T111]  kthread (kernel/kthread.c:436)
[   29.617680][  T111]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.617883][  T111]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.618052][  T111]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.618236][  T111]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   29.618430][  T111]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   29.618599][  T111]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.618782][  T111]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.508935][  T789] tun2: deleting peer with id 11, reason 1
| [   32.509395][   T62] ------------[ cut here ]------------
| [   32.509534][   T62] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/62
| [   32.510074][   T62] Tainted: [W]=WARN
[   32.510175][   T62] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.510329][   T62] Workqueue: events_unbound linkwatch_event
[   32.510491][   T62] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.510649][   T62] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.511093][   T62] RSP: 0018:ffa000000042f9e0 EFLAGS: 00010286
[   32.511270][   T62] RAX: 00000000ffffffa6 RBX: ff1100000c9b4e40 RCX: 1ff4000000085f02
[   32.511452][   T62] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9b4ef8
[   32.511634][   T62] RBP: ff1100000c074000 R08: 1fe22000019369e0 R09: ff110000052eaea8
[   32.511824][   T62] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   32.512009][   T62] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.512198][   T62] FS:  0000000000000000(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   32.512412][   T62] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.512566][   T62] CR2: 000055799ca58248 CR3: 0000000018b37005 CR4: 0000000000771ef0
[   32.512767][   T62] PKRU: 55555554
[   32.512863][   T62] Call Trace:
[   32.512964][   T62]  <TASK>
[   32.513028][   T62]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.513166][   T62]  ? notifier_call_chain (kernel/notifier.c:85)
[   32.513291][   T62]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.513391][   T62]  netif_state_change (net/core/dev.c:1605)
[   32.513512][   T62]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   32.513635][   T62]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   32.513797][   T62]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   32.513923][   T62]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   32.514048][   T62]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   32.514178][   T62]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.514301][   T62]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   32.514422][   T62]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   32.514544][   T62]  process_one_work (kernel/workqueue.c:3314)
[   32.514680][   T62]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.514802][   T62]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.514930][   T62]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.515051][   T62]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.515178][   T62]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   32.515302][   T62]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.515422][   T62]  kthread (kernel/kthread.c:436)
[   32.515519][   T62]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.515678][   T62]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.515799][   T62]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.515924][   T62]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.516074][   T62]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.516204][   T62]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.516326][   T62]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.685421][   T66] tun3: deleting peer with id 12, reason 2
| [   43.686050][   T58] ------------[ cut here ]------------
| [   43.686239][   T58] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/58
| [   43.686866][   T58] Tainted: [W]=WARN
[   43.687005][   T58] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.687216][   T58] Workqueue: events_unbound linkwatch_event
[   43.687420][   T58] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.687625][   T58] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.688149][   T58] RSP: 0018:ffa00000003ef9e0 EFLAGS: 00010286
[   43.688349][   T58] RAX: 00000000ffffffa6 RBX: ff1100000ba84040 RCX: 1ff400000007df02
[   43.688573][   T58] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ba840f8
[   43.688814][   T58] RBP: ff1100000cae4000 R08: 1fe2200001750820 R09: ff110000052c8ba8
[   43.689043][   T58] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   43.689282][   T58] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   43.689512][   T58] FS:  0000000000000000(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   43.689790][   T58] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.689990][   T58] CR2: 00007face20ca2a0 CR3: 0000000031949005 CR4: 0000000000771ef0
[   43.690231][   T58] PKRU: 55555554
[   43.690368][   T58] Call Trace:
[   43.690505][   T58]  <TASK>
[   43.690614][   T58]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.690813][   T58]  ? notifier_call_chain (kernel/notifier.c:85)
[   43.690985][   T58]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.691124][   T58]  netif_state_change (net/core/dev.c:1605)
[   43.691305][   T58]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   43.691474][   T58]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   43.691676][   T58]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   43.691869][   T58]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   43.692038][   T58]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   43.692218][   T58]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.692387][   T58]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   43.692554][   T58]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   43.692740][   T58]  process_one_work (kernel/workqueue.c:3314)
[   43.692916][   T58]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   43.693082][   T58]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.693270][   T58]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   43.693444][   T58]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   43.693611][   T58]  kthread (kernel/kthread.c:436)
[   43.693766][   T58]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.693966][   T58]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.694133][   T58]  ret_from_fork (arch/x86/kernel/process.c:158)
[   43.694316][   T58]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   43.694513][   T58]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   43.694688][   T58]  ? kthread_affine_node (kernel/kthread.c:378)
[   43.694866][   T58]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   43.876179][   T66] tun6: deleting peer with id 15, reason 2
| [   44.708357][   T46] ------------[ cut here ]------------
| [   44.708531][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/46
| [   44.709100][   T46] Tainted: [W]=WARN
[   44.709206][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.709359][   T46] Workqueue: events_unbound linkwatch_event
[   44.709515][   T46] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.709676][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.710116][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[   44.710279][   T46] RAX: 00000000ffffffa6 RBX: ff11000019242e40 RCX: 1ff4000000065f02
[   44.710458][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000019242ef8
[   44.710641][   T46] RBP: ff11000018acc000 R08: 1fe22000032485e0 R09: ff11000002410ba8
[   44.710825][   T46] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   44.711008][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   44.711197][   T46] FS:  0000000000000000(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   44.711408][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.711561][   T46] CR2: 0000557976585d5c CR3: 0000000009473006 CR4: 0000000000771ef0
[   44.711756][   T46] PKRU: 55555554
[   44.711848][   T46] Call Trace:
[   44.711938][   T46]  <TASK>
[   44.712001][   T46]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.712123][   T46]  ? notifier_call_chain (kernel/notifier.c:85)
[   44.712259][   T46]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.712352][   T46]  netif_state_change (net/core/dev.c:1605)
[   44.712474][   T46]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   44.712595][   T46]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   44.712756][   T46]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   44.712876][   T46]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   44.712996][   T46]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   44.713117][   T46]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.713244][   T46]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   44.713365][   T46]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   44.713488][   T46]  process_one_work (kernel/workqueue.c:3314)
[   44.713615][   T46]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   44.713744][   T46]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.713869][   T46]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   44.713994][   T46]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   44.714117][   T46]  kthread (kernel/kthread.c:436)
[   44.714212][   T46]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.714364][   T46]  ? kthread_affine_node (kernel/kthread.c:378)
[   44.714487][   T46]  ret_from_fork (arch/x86/kernel/process.c:158)
[   44.714609][   T46]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   44.714767][   T46]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   44.714889][   T46]  ? kthread_affine_node (kernel/kthread.c:378)
[   44.715011][   T46]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   44.716181][   T46] ---[ end trace 0000000000000000 ]---
| [   44.716572][   T46] ------------[ cut here ]------------
| [   44.716704][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/46
| [   44.717220][   T46] Tainted: [W]=WARN
[   44.717311][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.717461][   T46] Workqueue: events_unbound linkwatch_event
[   44.717618][   T46] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.717786][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.718229][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[   44.718383][   T46] RAX: 00000000ffffffa6 RBX: ff11000019242200 RCX: 1ff4000000065f02
[   44.718568][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000192422b8
[   44.718761][   T46] RBP: ff11000008d04000 R08: 1fe2200003248458 R09: ff11000002410ba8
[   44.718941][   T46] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   44.719124][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   44.719310][   T46] FS:  0000000000000000(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   44.719522][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.719678][   T46] CR2: 0000557976585d5c CR3: 0000000009473006 CR4: 0000000000771ef0
[   44.719864][   T46] PKRU: 55555554
[   44.719956][   T46] Call Trace:
[   44.720045][   T46]  <TASK>
[   44.720109][   T46]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.720237][   T46]  ? notifier_call_chain (kernel/notifier.c:85)
[   44.720360][   T46]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.720452][   T46]  netif_state_change (net/core/dev.c:1605)
[   44.720582][   T46]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   44.720709][   T46]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   44.720860][   T46]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   44.720983][   T46]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   44.721104][   T46]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   44.721236][   T46]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.721359][   T46]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   44.721478][   T46]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   44.721601][   T46]  process_one_work (kernel/workqueue.c:3314)
[   44.721735][   T46]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   44.721859][   T46]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.721985][   T46]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   44.722109][   T46]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   44.722235][   T46]  kthread (kernel/kthread.c:436)
[   44.722326][   T46]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.722475][   T46]  ? kthread_affine_node (kernel/kthread.c:378)
[   44.722596][   T46]  ret_from_fork (arch/x86/kernel/process.c:158)
[   44.722730][   T46]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   44.722880][   T46]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   44.723003][   T46]  ? kthread_affine_node (kernel/kthread.c:378)
[   44.723124][   T46]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   44.724286][   T46] ---[ end trace 0000000000000000 ]---
| [   44.724586][   T46] ------------[ cut here ]------------
| [   44.724719][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/46
| [   44.725230][   T46] Tainted: [W]=WARN
[   44.725321][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.725471][   T46] Workqueue: events_unbound linkwatch_event
[   44.725638][   T46] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.725801][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.726235][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[   44.726386][   T46] RAX: 00000000ffffffa6 RBX: ff11000019243c40 RCX: 1ff4000000065f02
[   44.726565][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000019243cf8
[   44.726761][   T46] RBP: ff110000086ec000 R08: 1fe22000032487a0 R09: ff11000002410ba8
[   44.726946][   T46] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   44.727127][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   44.727314][   T46] FS:  0000000000000000(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   44.727525][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.727679][   T46] CR2: 0000557976585d5c CR3: 0000000009473006 CR4: 0000000000771ef0
[   44.727871][   T46] PKRU: 55555554
[   44.727962][   T46] Call Trace:
[   44.728053][   T46]  <TASK>
[   44.728116][   T46]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.728242][   T46]  ? notifier_call_chain (kernel/notifier.c:85)
[   44.728363][   T46]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.728454][   T46]  netif_state_change (net/core/dev.c:1605)
[   44.728574][   T46]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   44.728705][   T46]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   44.728856][   T46]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   44.728987][   T46]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   44.729108][   T46]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   44.729235][   T46]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.729360][   T46]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   44.729480][   T46]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   44.729607][   T46]  process_one_work (kernel/workqueue.c:3314)
[   44.729742][   T46]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   44.729862][   T46]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.729986][   T46]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   44.730110][   T46]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   44.730235][   T46]  kthread (kernel/kthread.c:436)
[   44.730327][   T46]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.730476][   T46]  ? kthread_affine_node (kernel/kthread.c:378)
[   44.730599][   T46]  ret_from_fork (arch/x86/kernel/process.c:158)
[   44.730728][   T46]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   44.730879][   T46]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   44.731000][   T46]  ? kthread_affine_node (kernel/kthread.c:378)
[   44.731120][   T46]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   44.732284][   T46] ---[ end trace 0000000000000000 ]---
| [   46.874900][  T970] ------------[ cut here ]------------
| [   46.875077][  T970] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/970
| [   46.875584][  T970] Tainted: [W]=WARN
[   46.875692][  T970] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.875867][  T970] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.876035][  T970] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.876499][  T970] RSP: 0018:ffa00000010a7058 EFLAGS: 00010286
[   46.876671][  T970] RAX: 00000000ffffffa6 RBX: ff110000192423c0 RCX: 1ff4000000214dd1
[   46.876877][  T970] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000019242478
[   46.877069][  T970] RBP: ff110000088e9000 R08: 1fe2200003248490 R09: ff110000198c2e58
[   46.877270][  T970] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   46.877465][  T970] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009dcc000
[   46.877662][  T970] FS:  00007ff8c43fc840(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   46.877897][  T970] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.878061][  T970] CR2: 000000000df0a988 CR3: 000000000ef9f006 CR4: 0000000000771ef0
[   46.878259][  T970] PKRU: 55555554
[   46.878357][  T970] Call Trace:
[   46.878455][  T970]  <TASK>
[   46.878522][  T970]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.878652][  T970]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.878760][  T970]  netif_close_many (net/core/dev.c:1804)
[   46.878890][  T970]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.879021][  T970]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.879233][  T970]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.879362][  T970]  ? __dev_close_many (net/core/dev.c:1781)
[   46.879490][  T970]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   46.879649][  T970]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   46.879821][  T970]  ? 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)
[   46.879954][  T970]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.880113][  T970]  ? 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)
[   46.880326][  T970]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.880456][  T970]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   46.880616][  T970]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   46.880757][  T970]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.880886][  T970]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.881017][  T970]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.881200][  T970]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.881327][  T970]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.881468][  T970]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.881596][  T970]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.881736][  T970]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.881863][  T970]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.881992][  T970]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.882119][  T970]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.882313][  T970]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.882443][  T970]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.882570][  T970]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.882706][  T970]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.882834][  T970]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.882962][  T970]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.883089][  T970]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.883294][  T970]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.883422][  T970]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.883550][  T970]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.883682][  T970]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.883815][  T970]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.883945][  T970]  ? 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))
[   46.884073][  T970]  ? 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))
[   46.884287][  T970]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.884416][  T970]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.884547][  T970]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.884678][  T970]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.884811][  T970]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.884940][  T970]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.885071][  T970]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.885287][  T970]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.885417][  T970]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.885576][  T970]  ? move_addr_to_kernel (net/socket.c:258)
[   46.885713][  T970]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.885843][  T970]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.885972][  T970]  ___sys_sendmsg (net/socket.c:2752)
[   46.886099][  T970]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.886305][  T970]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.886444][  T970]  __sys_sendmsg (net/socket.c:2784)
[   46.886574][  T970]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.886708][  T970]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.886871][  T970]  ? 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)
[   46.886999][  T970]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.887128][  T970]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.887264][  T970]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.887392][  T970]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.887522][  T970]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.887687][  T970] RIP: 0033:0x7ff8c463608e
[   46.887826][  T970] 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
[   46.888287][  T970] RSP: 002b:00007fff1f7438e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.888480][  T970] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007ff8c463608e
[   46.888675][  T970] RDX: 0000000000000000 RSI: 00007fff1f743990 RDI: 0000000000000005
[   46.888869][  T970] RBP: 00007fff1f7438f0 R08: 0000000000000000 R09: 0000000000000000
[   46.889061][  T970] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d664
[   46.889258][  T970] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1f744060
| [   46.890565][  T970] ---[ end trace 0000000000000000 ]---
| [   46.892616][  T970] ------------[ cut here ]------------
| [   46.892769][  T970] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/970
| [   46.893260][  T970] Tainted: [W]=WARN
[   46.893357][  T970] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.893516][  T970] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.893687][  T970] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.894154][  T970] RSP: 0018:ffa00000010a7058 EFLAGS: 00010286
[   46.894316][  T970] RAX: 00000000ffffffa6 RBX: ff1100001b5fe040 RCX: 1ff4000000214dd1
[   46.894505][  T970] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001b5fe0f8
[   46.894712][  T970] RBP: ff11000009dcc000 R08: 1fe22000036bfc20 R09: ff110000198c2e58
[   46.894904][  T970] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   46.895096][  T970] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000010a70f0
[   46.895293][  T970] FS:  00007ff8c43fc840(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   46.895517][  T970] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.895682][  T970] CR2: 000000000df0a988 CR3: 000000000ef9f006 CR4: 0000000000771ef0
[   46.895880][  T970] PKRU: 55555554
[   46.895976][  T970] Call Trace:
[   46.896071][  T970]  <TASK>
[   46.896143][  T970]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.896272][  T970]  ? notifier_call_chain (kernel/notifier.c:85)
[   46.896402][  T970]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.896499][  T970]  netif_close_many (net/core/dev.c:1804)
[   46.896628][  T970]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.896765][  T970]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.896892][  T970]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.897021][  T970]  ? __dev_close_many (net/core/dev.c:1781)
[   46.897151][  T970]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   46.897312][  T970]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   46.897471][  T970]  ? 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)
[   46.897600][  T970]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.897770][  T970]  ? 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)
[   46.897897][  T970]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.898023][  T970]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   46.898186][  T970]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   46.898316][  T970]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.898445][  T970]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.898573][  T970]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.898731][  T970]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.898858][  T970]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.899002][  T970]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.899133][  T970]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.899269][  T970]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.899395][  T970]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.899526][  T970]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.899653][  T970]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.899790][  T970]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.899921][  T970]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.900051][  T970]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.900183][  T970]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.900311][  T970]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.900439][  T970]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.900566][  T970]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.900709][  T970]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.900837][  T970]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.900965][  T970]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.901092][  T970]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.901224][  T970]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.901356][  T970]  ? 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))
[   46.901483][  T970]  ? 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))
[   46.901613][  T970]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.901750][  T970]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.901880][  T970]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.902010][  T970]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.902143][  T970]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.902274][  T970]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.902405][  T970]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.902533][  T970]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.902666][  T970]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.902830][  T970]  ? move_addr_to_kernel (net/socket.c:258)
[   46.902958][  T970]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.903087][  T970]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.903219][  T970]  ___sys_sendmsg (net/socket.c:2752)
[   46.903346][  T970]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.903504][  T970]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.903641][  T970]  __sys_sendmsg (net/socket.c:2784)
[   46.903774][  T970]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.903900][  T970]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.904061][  T970]  ? 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)
[   46.904192][  T970]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.904320][  T970]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.904448][  T970]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.904576][  T970]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.904711][  T970]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.904871][  T970] RIP: 0033:0x7ff8c463608e
[   46.905006][  T970] 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
[   46.905467][  T970] RSP: 002b:00007fff1f7438e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.905661][  T970] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007ff8c463608e
[   46.905860][  T970] RDX: 0000000000000000 RSI: 00007fff1f743990 RDI: 0000000000000005
[   46.906050][  T970] RBP: 00007fff1f7438f0 R08: 0000000000000000 R09: 0000000000000000
[   46.906246][  T970] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d664
[   46.906436][  T970] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1f744060
| [   46.907731][  T970] ---[ end trace 0000000000000000 ]---
| [   46.911616][  T970] ------------[ cut here ]------------
| [   46.911764][  T970] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/970
| [   46.912959][  T970] Tainted: [W]=WARN
[   46.913054][  T970] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.913267][  T970] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.913430][  T970] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.913887][  T970] RSP: 0018:ffa00000010a7188 EFLAGS: 00010286
[   46.914045][  T970] RAX: 00000000ffffffa6 RBX: ff1100001920de00 RCX: 1ff4000000214df7
[   46.914283][  T970] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001920deb8
[   46.914467][  T970] RBP: ff110000088e9000 R08: 1fe2200003241bd8 R09: ff110000198c2e58
[   46.914651][  T970] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   46.914847][  T970] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.915033][  T970] FS:  00007ff8c43fc840(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   46.915300][  T970] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.915456][  T970] CR2: 000000000df0a988 CR3: 000000000ef9f006 CR4: 0000000000771ef0
[   46.915642][  T970] PKRU: 55555554
[   46.915744][  T970] Call Trace:
[   46.915839][  T970]  <TASK>
[   46.915903][  T970]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   46.916062][  T970]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.916266][  T970]  ? 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)
[   46.916389][  T970]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.916511][  T970]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   46.916675][  T970]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.916803][  T970]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.916928][  T970]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.917051][  T970]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.917224][  T970]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.917361][  T970]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.917484][  T970]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.917605][  T970]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.917736][  T970]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.917870][  T970]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.917994][  T970]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.918116][  T970]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.918288][  T970]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.918412][  T970]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.918534][  T970]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.918656][  T970]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.918788][  T970]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.918911][  T970]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.919042][  T970]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.919219][  T970]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.919345][  T970]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.919467][  T970]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.919595][  T970]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.919730][  T970]  ? 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))
[   46.919853][  T970]  ? 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))
[   46.919981][  T970]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.920104][  T970]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.920279][  T970]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.920405][  T970]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.920531][  T970]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.920656][  T970]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.920791][  T970]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.920914][  T970]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.921037][  T970]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.921241][  T970]  ? move_addr_to_kernel (net/socket.c:258)
[   46.921365][  T970]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.921490][  T970]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.921616][  T970]  ___sys_sendmsg (net/socket.c:2752)
[   46.921754][  T970]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.921915][  T970]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.922048][  T970]  __sys_sendmsg (net/socket.c:2784)
[   46.922222][  T970]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.922344][  T970]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.922497][  T970]  ? 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)
[   46.922619][  T970]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.922752][  T970]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.922875][  T970]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.922997][  T970]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.923125][  T970]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.923329][  T970] RIP: 0033:0x7ff8c463608e
[   46.923459][  T970] 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
[   46.923904][  T970] RSP: 002b:00007fff1f7438e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.924090][  T970] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007ff8c463608e
[   46.924342][  T970] RDX: 0000000000000000 RSI: 00007fff1f743990 RDI: 0000000000000005
[   46.924525][  T970] RBP: 00007fff1f7438f0 R08: 0000000000000000 R09: 0000000000000000
[   46.924723][  T970] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d664
[   46.924908][  T970] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1f744060
| [   46.926244][  T970] ---[ end trace 0000000000000000 ]---
| [   46.933734][  T970] ------------[ cut here ]------------
| [   46.933877][  T970] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/970
| [   46.934371][  T970] Tainted: [W]=WARN
[   46.934465][  T970] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.934620][  T970] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.934791][  T970] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.935237][  T970] RSP: 0018:ffa00000010a7188 EFLAGS: 00010286
[   46.935392][  T970] RAX: 00000000ffffffa6 RBX: ff1100001920d8c0 RCX: 1ff4000000214df7
[   46.935581][  T970] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001920d978
[   46.935775][  T970] RBP: ff11000009dcc000 R08: 1fe2200003241b30 R09: ff110000198c2e58
[   46.935958][  T970] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   46.936148][  T970] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.936333][  T970] FS:  00007ff8c43fc840(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   46.936554][  T970] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.936718][  T970] CR2: 0000557976585d5c CR3: 000000000ef9f004 CR4: 0000000000771ef0
[   46.936906][  T970] PKRU: 55555554
[   46.936998][  T970] Call Trace:
[   46.937090][  T970]  <TASK>
[   46.937156][  T970]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   46.937312][  T970]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.937464][  T970]  ? 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)
[   46.937587][  T970]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.937727][  T970]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   46.937886][  T970]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.938012][  T970]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.938134][  T970]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.938264][  T970]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.938386][  T970]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.938523][  T970]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.938646][  T970]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.938778][  T970]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.938909][  T970]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.939032][  T970]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.939171][  T970]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.939294][  T970]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.939417][  T970]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.939540][  T970]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.939669][  T970]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.939798][  T970]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.939927][  T970]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.940053][  T970]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.940183][  T970]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.940315][  T970]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.940438][  T970]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.940560][  T970]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.940688][  T970]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.940822][  T970]  ? 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))
[   46.940944][  T970]  ? 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))
[   46.941068][  T970]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.941239][  T970]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.941364][  T970]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.941488][  T970]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.941611][  T970]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.941742][  T970]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.941866][  T970]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.941988][  T970]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.942111][  T970]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.942274][  T970]  ? move_addr_to_kernel (net/socket.c:258)
[   46.942398][  T970]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.942521][  T970]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.942652][  T970]  ___sys_sendmsg (net/socket.c:2752)
[   46.942785][  T970]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.942943][  T970]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.943076][  T970]  __sys_sendmsg (net/socket.c:2784)
[   46.943205][  T970]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.943329][  T970]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.943483][  T970]  ? 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)
[   46.943612][  T970]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.943745][  T970]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.943869][  T970]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.943994][  T970]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.944116][  T970]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.944272][  T970] RIP: 0033:0x7ff8c463608e
[   46.944401][  T970] 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
[   46.944850][  T970] RSP: 002b:00007fff1f7438e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.945035][  T970] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007ff8c463608e
[   46.945225][  T970] RDX: 0000000000000000 RSI: 00007fff1f743990 RDI: 0000000000000005
[   46.945409][  T970] RBP: 00007fff1f7438f0 R08: 0000000000000000 R09: 0000000000000000
[   46.945591][  T970] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d664
[   46.945783][  T970] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1f744060
| [   46.947019][  T970] ---[ end trace 0000000000000000 ]---
| [   46.987102][  T971] ------------[ cut here ]------------
| [   46.987251][  T971] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/971
| [   46.987751][  T971] Tainted: [W]=WARN
[   46.987847][  T971] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.988007][  T971] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.988181][  T971] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.988637][  T971] RSP: 0018:ffa00000010a7058 EFLAGS: 00010286
[   46.988806][  T971] RAX: 00000000ffffffa6 RBX: ff1100000ba858c0 RCX: 1ff4000000214dd1
[   46.988997][  T971] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ba85978
[   46.989192][  T971] RBP: ff11000009669000 R08: 1fe2200001750b30 R09: ff1100000cc5ae58
[   46.989382][  T971] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   46.989574][  T971] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000966c000
[   46.989775][  T971] FS:  00007fbf82b55840(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   46.990000][  T971] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.990166][  T971] CR2: 0000000017dd0988 CR3: 000000000ef9f002 CR4: 0000000000771ef0
[   46.990359][  T971] PKRU: 55555554
[   46.990453][  T971] Call Trace:
[   46.990549][  T971]  <TASK>
[   46.990616][  T971]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.990754][  T971]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.990852][  T971]  netif_close_many (net/core/dev.c:1804)
[   46.990983][  T971]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.991110][  T971]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.991242][  T971]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.991371][  T971]  ? __dev_close_many (net/core/dev.c:1781)
[   46.991499][  T971]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   46.991660][  T971]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   46.991829][  T971]  ? 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)
[   46.991957][  T971]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.992117][  T971]  ? 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)
[   46.992248][  T971]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.992376][  T971]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   46.992536][  T971]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   46.992670][  T971]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.992804][  T971]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.992932][  T971]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.993060][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.993194][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.993337][  T971]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.993464][  T971]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.993591][  T971]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.993730][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.993858][  T971]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.993985][  T971]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.994112][  T971]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.994245][  T971]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.994375][  T971]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.994501][  T971]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.994627][  T971]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.994764][  T971]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.994890][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.995020][  T971]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.995151][  T971]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.995280][  T971]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.995408][  T971]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   46.995536][  T971]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.995673][  T971]  ? 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))
[   46.995805][  T971]  ? 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))
[   46.995935][  T971]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.996064][  T971]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.996198][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.996329][  T971]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.996458][  T971]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.996587][  T971]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.996726][  T971]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.996855][  T971]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.996985][  T971]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.997147][  T971]  ? move_addr_to_kernel (net/socket.c:258)
[   46.997279][  T971]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.997407][  T971]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.997537][  T971]  ___sys_sendmsg (net/socket.c:2752)
[   46.997669][  T971]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.997836][  T971]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.997973][  T971]  __sys_sendmsg (net/socket.c:2784)
[   46.998100][  T971]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.998234][  T971]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.998395][  T971]  ? 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)
[   46.998523][  T971]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.998650][  T971]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.998788][  T971]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.998916][  T971]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.999043][  T971]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.999205][  T971] RIP: 0033:0x7fbf82d8f08e
[   46.999340][  T971] 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
[   46.999803][  T971] RSP: 002b:00007ffd98529860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.999997][  T971] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fbf82d8f08e
[   47.000196][  T971] RDX: 0000000000000000 RSI: 00007ffd98529910 RDI: 0000000000000005
[   47.000389][  T971] RBP: 00007ffd98529870 R08: 0000000000000000 R09: 0000000000000000
[   47.000581][  T971] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d664
[   47.000777][  T971] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd98529fe0
| [   47.002063][  T971] ---[ end trace 0000000000000000 ]---
| [   47.003536][  T971] ------------[ cut here ]------------
| [   47.003672][  T971] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/971
| [   47.004734][  T971] Tainted: [W]=WARN
[   47.004833][  T971] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.004993][  T971] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.005165][  T971] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.005626][  T971] RSP: 0018:ffa00000010a7058 EFLAGS: 00010286
[   47.005798][  T971] RAX: 00000000ffffffa6 RBX: ff110000190ecac0 RCX: 1ff4000000214dd1
[   47.005991][  T971] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000190ecb78
[   47.006188][  T971] RBP: ff1100000966c000 R08: 1fe220000321d970 R09: ff1100000cc5ae58
[   47.006379][  T971] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   47.006571][  T971] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000010a70f0
[   47.006774][  T971] FS:  00007fbf82b55840(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   47.006997][  T971] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.007165][  T971] CR2: 0000000017dd0988 CR3: 000000000ef9f002 CR4: 0000000000771ef0
[   47.007358][  T971] PKRU: 55555554
[   47.007455][  T971] Call Trace:
[   47.007551][  T971]  <TASK>
[   47.007616][  T971]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.007757][  T971]  ? notifier_call_chain (kernel/notifier.c:85)
[   47.007887][  T971]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.007989][  T971]  netif_close_many (net/core/dev.c:1804)
[   47.008117][  T971]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.008248][  T971]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.008375][  T971]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.008502][  T971]  ? __dev_close_many (net/core/dev.c:1781)
[   47.008630][  T971]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.008802][  T971]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.008965][  T971]  ? 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)
[   47.009092][  T971]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.009256][  T971]  ? 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)
[   47.009383][  T971]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.009510][  T971]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.009673][  T971]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.009809][  T971]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.009937][  T971]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.010065][  T971]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.010197][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.010325][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.010467][  T971]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.010594][  T971]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.010731][  T971]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.010858][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.010990][  T971]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.011116][  T971]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.011247][  T971]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.011374][  T971]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.011503][  T971]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.011632][  T971]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.011773][  T971]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.011901][  T971]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.012029][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.012162][  T971]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.012289][  T971]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.012417][  T971]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.012547][  T971]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.012678][  T971]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.012814][  T971]  ? 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))
[   47.012941][  T971]  ? 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))
[   47.013072][  T971]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.013205][  T971]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.013333][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.013461][  T971]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.013590][  T971]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.013730][  T971]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.013859][  T971]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.013989][  T971]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.014117][  T971]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.014278][  T971]  ? move_addr_to_kernel (net/socket.c:258)
[   47.014407][  T971]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.014535][  T971]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.014667][  T971]  ___sys_sendmsg (net/socket.c:2752)
[   47.014800][  T971]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.014959][  T971]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.015096][  T971]  __sys_sendmsg (net/socket.c:2784)
[   47.015229][  T971]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.015355][  T971]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.015515][  T971]  ? 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)
[   47.015644][  T971]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.015780][  T971]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.015909][  T971]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.016038][  T971]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.016172][  T971]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.016330][  T971] RIP: 0033:0x7fbf82d8f08e
[   47.016462][  T971] 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
[   47.016925][  T971] RSP: 002b:00007ffd98529860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.017117][  T971] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fbf82d8f08e
[   47.017311][  T971] RDX: 0000000000000000 RSI: 00007ffd98529910 RDI: 0000000000000005
[   47.017501][  T971] RBP: 00007ffd98529870 R08: 0000000000000000 R09: 0000000000000000
[   47.017699][  T971] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d664
[   47.017893][  T971] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd98529fe0
| [   47.019184][  T971] ---[ end trace 0000000000000000 ]---
| [   47.021031][  T971] ------------[ cut here ]------------
| [   47.021817][  T971] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/971
| [   47.022685][  T971] Tainted: [W]=WARN
[   47.022785][  T971] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.022941][  T971] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.023099][  T971] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.023591][  T971] RSP: 0018:ffa00000010a7188 EFLAGS: 00010286
[   47.023759][  T971] RAX: 00000000ffffffa6 RBX: ff1100001887b000 RCX: 1ff4000000214df7
[   47.023958][  T971] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001887b0b8
[   47.024195][  T971] RBP: ff11000009669000 R08: 1fe220000310f618 R09: ff1100000cc5ae58
[   47.024381][  T971] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   47.024563][  T971] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.024762][  T971] FS:  00007fbf82b55840(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   47.024977][  T971] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.025131][  T971] CR2: 0000000017dd0988 CR3: 000000000ef9f002 CR4: 0000000000771ef0
[   47.025369][  T971] PKRU: 55555554
[   47.025462][  T971] Call Trace:
[   47.025556][  T971]  <TASK>
[   47.025619][  T971]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.025787][  T971]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.025940][  T971]  ? 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)
[   47.026065][  T971]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.026239][  T971]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.026396][  T971]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.026519][  T971]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.026644][  T971]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.026776][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.026899][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.027034][  T971]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.027207][  T971]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.027331][  T971]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.027454][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.027578][  T971]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.027710][  T971]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.027834][  T971]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.027959][  T971]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.028082][  T971]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.028257][  T971]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.028381][  T971]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.028504][  T971]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.028628][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.028762][  T971]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.028883][  T971]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.029007][  T971]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.029189][  T971]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.029312][  T971]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.029439][  T971]  ? 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))
[   47.029561][  T971]  ? 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))
[   47.029693][  T971]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.029821][  T971]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.029944][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.030067][  T971]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.030241][  T971]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.030365][  T971]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.030490][  T971]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.030613][  T971]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.030743][  T971]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.030896][  T971]  ? move_addr_to_kernel (net/socket.c:258)
[   47.031019][  T971]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.031193][  T971]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.031318][  T971]  ___sys_sendmsg (net/socket.c:2752)
[   47.031440][  T971]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.031595][  T971]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.031739][  T971]  __sys_sendmsg (net/socket.c:2784)
[   47.031862][  T971]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.031984][  T971]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.032190][  T971]  ? 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)
[   47.032314][  T971]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.032437][  T971]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.032561][  T971]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.032691][  T971]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.032834][  T971]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.032986][  T971] RIP: 0033:0x7fbf82d8f08e
[   47.033114][  T971] 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
[   47.033604][  T971] RSP: 002b:00007ffd98529860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.033797][  T971] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fbf82d8f08e
[   47.033982][  T971] RDX: 0000000000000000 RSI: 00007ffd98529910 RDI: 0000000000000005
[   47.034217][  T971] RBP: 00007ffd98529870 R08: 0000000000000000 R09: 0000000000000000
[   47.034401][  T971] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d664
[   47.034584][  T971] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd98529fe0
| [   47.035873][  T971] ---[ end trace 0000000000000000 ]---
| [   47.043420][  T971] ------------[ cut here ]------------
| [   47.043562][  T971] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/971
| [   47.044050][  T971] Tainted: [W]=WARN
[   47.044160][  T971] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.044316][  T971] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.044476][  T971] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.044928][  T971] RSP: 0018:ffa00000010a7188 EFLAGS: 00010286
[   47.045083][  T971] RAX: 00000000ffffffa6 RBX: ff110000193fa040 RCX: 1ff4000000214df7
[   47.045278][  T971] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000193fa0f8
[   47.045464][  T971] RBP: ff1100000966c000 R08: 1fe220000327f420 R09: ff1100000cc5ae58
[   47.045646][  T971] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   47.045850][  T971] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.046042][  T971] FS:  00007fbf82b55840(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   47.046268][  T971] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.046426][  T971] CR2: 0000557976585d5c CR3: 000000000ef9f006 CR4: 0000000000771ef0
[   47.046613][  T971] PKRU: 55555554
[   47.046713][  T971] Call Trace:
[   47.046811][  T971]  <TASK>
[   47.046874][  T971]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.047035][  T971]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.047195][  T971]  ? 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)
[   47.047322][  T971]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.047445][  T971]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.047604][  T971]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.047740][  T971]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.047863][  T971]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.047989][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.048111][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.048258][  T971]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.048380][  T971]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.048504][  T971]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.048627][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.048761][  T971]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.048883][  T971]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.049006][  T971]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.049128][  T971]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.049259][  T971]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.049382][  T971]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.049506][  T971]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.049627][  T971]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.049764][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.049892][  T971]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.050015][  T971]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.050144][  T971]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.050270][  T971]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.050393][  T971]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.050519][  T971]  ? 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))
[   47.050641][  T971]  ? 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))
[   47.050773][  T971]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.050897][  T971]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.051018][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.051234][  T971]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.051450][  T971]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.051575][  T971]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.051708][  T971]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.051829][  T971]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.051951][  T971]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.052106][  T971]  ? move_addr_to_kernel (net/socket.c:258)
[   47.052323][  T971]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.052445][  T971]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.052569][  T971]  ___sys_sendmsg (net/socket.c:2752)
[   47.052696][  T971]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.052853][  T971]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.052986][  T971]  __sys_sendmsg (net/socket.c:2784)
[   47.053109][  T971]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.053345][  T971]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.053501][  T971]  ? 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)
[   47.053624][  T971]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.053760][  T971]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.053882][  T971]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.054008][  T971]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.054129][  T971]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.054382][  T971] RIP: 0033:0x7fbf82d8f08e
[   47.054511][  T971] 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
[   47.054954][  T971] RSP: 002b:00007ffd98529860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.055242][  T971] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fbf82d8f08e
[   47.055426][  T971] RDX: 0000000000000000 RSI: 00007ffd98529910 RDI: 0000000000000005
[   47.055609][  T971] RBP: 00007ffd98529870 R08: 0000000000000000 R09: 0000000000000000
[   47.055801][  T971] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d664
[   47.055984][  T971] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd98529fe0
| [   47.057412][  T971] ---[ end trace 0000000000000000 ]---
| [   47.110355][  T972] ------------[ cut here ]------------
| [   47.110538][  T972] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/972
| [   47.111133][  T972] Tainted: [W]=WARN
[   47.111653][  T972] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.111877][  T972] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.112120][  T972] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.112627][  T972] RSP: 0018:ffa00000010a7058 EFLAGS: 00010286
[   47.112852][  T972] RAX: 00000000ffffffa6 RBX: ff110000193fb000 RCX: 1ff4000000214dd1
[   47.113093][  T972] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000193fb0b8
[   47.113341][  T972] RBP: ff11000007604000 R08: 1fe220000327f618 R09: ff1100000cc58b58
[   47.113577][  T972] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   47.113829][  T972] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000002561000
[   47.114068][  T972] FS:  00007f22af714840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   47.114352][  T972] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.114559][  T972] CR2: 0000000033a4a988 CR3: 0000000018a07005 CR4: 0000000000771ef0
[   47.114815][  T972] PKRU: 55555554
[   47.114959][  T972] Call Trace:
[   47.115101][  T972]  <TASK>
[   47.115226][  T972]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.115406][  T972]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.115550][  T972]  netif_close_many (net/core/dev.c:1804)
[   47.115740][  T972]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.115914][  T972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.116089][  T972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.116277][  T972]  ? __dev_close_many (net/core/dev.c:1781)
[   47.116454][  T972]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.116663][  T972]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.116888][  T972]  ? 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)
[   47.117063][  T972]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.117280][  T972]  ? 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)
[   47.117456][  T972]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.117630][  T972]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.117854][  T972]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.118030][  T972]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.118222][  T972]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.118396][  T972]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.118572][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.118762][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.118953][  T972]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.119129][  T972]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.119319][  T972]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.119494][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.119676][  T972]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.119863][  T972]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.120040][  T972]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.120233][  T972]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.120408][  T972]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.120583][  T972]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.120779][  T972]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.120959][  T972]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.121133][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.121322][  T972]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.121494][  T972]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.121673][  T972]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.121862][  T972]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.122036][  T972]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.122227][  T972]  ? 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))
[   47.122403][  T972]  ? 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))
[   47.122580][  T972]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.122776][  T972]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.122955][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.123132][  T972]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.123322][  T972]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.123496][  T972]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.123676][  T972]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.123868][  T972]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.124045][  T972]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.124266][  T972]  ? move_addr_to_kernel (net/socket.c:258)
[   47.124442][  T972]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.124617][  T972]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.124813][  T972]  ___sys_sendmsg (net/socket.c:2752)
[   47.124990][  T972]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.125213][  T972]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.125399][  T972]  __sys_sendmsg (net/socket.c:2784)
[   47.125575][  T972]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.125767][  T972]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.125976][  T972]  ? 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)
[   47.126164][  T972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.126341][  T972]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.126520][  T972]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.126709][  T972]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.126886][  T972]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.127091][  T972] RIP: 0033:0x7f22af94e08e
[   47.127285][  T972] 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
[   47.127805][  T972] RSP: 002b:00007ffea86d9780 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.128047][  T972] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f22af94e08e
[   47.128298][  T972] RDX: 0000000000000000 RSI: 00007ffea86d9830 RDI: 0000000000000005
[   47.128533][  T972] RBP: 00007ffea86d9790 R08: 0000000000000000 R09: 0000000000000000
[   47.128788][  T972] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d664
[   47.129024][  T972] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea86d9f00
| [   47.130667][  T972] ---[ end trace 0000000000000000 ]---
| [   47.132598][  T972] ------------[ cut here ]------------
| [   47.132779][  T972] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/972
| [   47.133367][  T972] Tainted: [W]=WARN
[   47.133510][  T972] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.133736][  T972] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.133952][  T972] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.134464][  T972] RSP: 0018:ffa00000010a7058 EFLAGS: 00010286
[   47.134680][  T972] RAX: 00000000ffffffa6 RBX: ff110000188a4900 RCX: 1ff4000000214dd1
[   47.134932][  T972] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000188a49b8
[   47.135182][  T972] RBP: ff11000002561000 R08: 1fe2200003114938 R09: ff1100000cc58b58
[   47.135416][  T972] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   47.135653][  T972] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000010a70f0
[   47.135909][  T972] FS:  00007f22af714840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   47.136191][  T972] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.136399][  T972] CR2: 0000000033a4a988 CR3: 0000000018a07005 CR4: 0000000000771ef0
[   47.136634][  T972] PKRU: 55555554
[   47.136794][  T972] Call Trace:
[   47.136936][  T972]  <TASK>
[   47.137049][  T972]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.137239][  T972]  ? notifier_call_chain (kernel/notifier.c:85)
[   47.137415][  T972]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.137561][  T972]  netif_close_many (net/core/dev.c:1804)
[   47.137750][  T972]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.137923][  T972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.138097][  T972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.138287][  T972]  ? __dev_close_many (net/core/dev.c:1781)
[   47.138463][  T972]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.138674][  T972]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.138897][  T972]  ? 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)
[   47.139072][  T972]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.139289][  T972]  ? 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)
[   47.139464][  T972]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.139642][  T972]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.139865][  T972]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.140043][  T972]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.140243][  T972]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.140418][  T972]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.140592][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.140782][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.140975][  T972]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.141163][  T972]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.141338][  T972]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.141521][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.141714][  T972]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.141889][  T972]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.142064][  T972]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.142252][  T972]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.142431][  T972]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.142606][  T972]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.142798][  T972]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.142973][  T972]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.143159][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.143337][  T972]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.143510][  T972]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.143691][  T972]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.143877][  T972]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.144055][  T972]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.144246][  T972]  ? 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))
[   47.144420][  T972]  ? 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))
[   47.144597][  T972]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.144789][  T972]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.144966][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.145159][  T972]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.145336][  T972]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.145512][  T972]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.145693][  T972]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.145876][  T972]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.146052][  T972]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.146270][  T972]  ? move_addr_to_kernel (net/socket.c:258)
[   47.146449][  T972]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.146624][  T972]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.146815][  T972]  ___sys_sendmsg (net/socket.c:2752)
[   47.146989][  T972]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.147208][  T972]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.147392][  T972]  __sys_sendmsg (net/socket.c:2784)
[   47.147566][  T972]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.147757][  T972]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.147971][  T972]  ? 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)
[   47.148158][  T972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.148334][  T972]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.148508][  T972]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.148686][  T972]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.148872][  T972]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.149080][  T972] RIP: 0033:0x7f22af94e08e
[   47.149279][  T972] 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
[   47.149796][  T972] RSP: 002b:00007ffea86d9780 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.150035][  T972] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f22af94e08e
[   47.150284][  T972] RDX: 0000000000000000 RSI: 00007ffea86d9830 RDI: 0000000000000005
[   47.150519][  T972] RBP: 00007ffea86d9790 R08: 0000000000000000 R09: 0000000000000000
[   47.150774][  T972] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d664
[   47.151009][  T972] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea86d9f00
| [   47.152653][  T972] ---[ end trace 0000000000000000 ]---
| [   47.155976][  T972] ------------[ cut here ]------------
| [   47.156114][  T972] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/972
| [   47.156593][  T972] Tainted: [W]=WARN
[   47.156693][  T972] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.156853][  T972] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.157017][  T972] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.157463][  T972] RSP: 0018:ffa00000010a7188 EFLAGS: 00010286
[   47.157624][  T972] RAX: 00000000ffffffa6 RBX: ff1100000b396e40 RCX: 1ff4000000214df7
[   47.157818][  T972] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b396ef8
[   47.158001][  T972] RBP: ff11000007604000 R08: 1fe2200001672de0 R09: ff1100000cc58b58
[   47.158215][  T972] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   47.158398][  T972] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.158582][  T972] FS:  00007f22af714840(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   47.158807][  T972] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.158964][  T972] CR2: 0000557976585d5c CR3: 0000000018a07001 CR4: 0000000000771ef0
[   47.159155][  T972] PKRU: 55555554
[   47.159247][  T972] Call Trace:
[   47.159339][  T972]  <TASK>
[   47.159403][  T972]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.159560][  T972]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.159725][  T972]  ? 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)
[   47.159850][  T972]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.159973][  T972]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.160130][  T972]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.160261][  T972]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.160389][  T972]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.160518][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.160641][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.160786][  T972]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.160909][  T972]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.161032][  T972]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.161161][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.161284][  T972]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.161406][  T972]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.161527][  T972]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.161649][  T972]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.161787][  T972]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.161910][  T972]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.162032][  T972]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.162162][  T972]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.162285][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.162410][  T972]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.162531][  T972]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.162654][  T972]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.162789][  T972]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.162913][  T972]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.163038][  T972]  ? 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))
[   47.163166][  T972]  ? 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))
[   47.163289][  T972]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.163412][  T972]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.163534][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.163663][  T972]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.163796][  T972]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.163923][  T972]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.164047][  T972]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.164182][  T972]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.164305][  T972]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.164456][  T972]  ? move_addr_to_kernel (net/socket.c:258)
[   47.164581][  T972]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.164713][  T972]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.164837][  T972]  ___sys_sendmsg (net/socket.c:2752)
[   47.164958][  T972]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.165118][  T972]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.165254][  T972]  __sys_sendmsg (net/socket.c:2784)
[   47.165380][  T972]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.165501][  T972]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.165657][  T972]  ? 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)
[   47.165790][  T972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.165913][  T972]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.166034][  T972]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.166162][  T972]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.166284][  T972]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.166435][  T972] RIP: 0033:0x7f22af94e08e
[   47.166563][  T972] 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
[   47.167006][  T972] RSP: 002b:00007ffea86d9780 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.167196][  T972] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f22af94e08e
[   47.167379][  T972] RDX: 0000000000000000 RSI: 00007ffea86d9830 RDI: 0000000000000005
[   47.167558][  T972] RBP: 00007ffea86d9790 R08: 0000000000000000 R09: 0000000000000000
[   47.167755][  T972] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d664
[   47.167934][  T972] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea86d9f00
| [   47.169174][  T972] ---[ end trace 0000000000000000 ]---
| [   47.171632][  T972] ------------[ cut here ]------------
| [   47.171802][  T972] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/972
| [   47.172276][  T972] Tainted: [W]=WARN
[   47.172371][  T972] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.172523][  T972] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.172687][  T972] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.173130][  T972] RSP: 0018:ffa00000010a7188 EFLAGS: 00010286
[   47.173295][  T972] RAX: 00000000ffffffa6 RBX: ff1100000b397e00 RCX: 1ff4000000214df7
[   47.173482][  T972] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b397eb8
[   47.173669][  T972] RBP: ff11000002561000 R08: 1fe2200001672fd8 R09: ff1100000cc58b58
[   47.173856][  T972] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   47.174041][  T972] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.174231][  T972] FS:  00007f22af714840(0000) GS:ff110000a8930000(0000) knlGS:0000000000000000
[   47.174445][  T972] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.174601][  T972] CR2: 00007f9b84211f98 CR3: 0000000018a07004 CR4: 0000000000771ef0
[   47.174795][  T972] PKRU: 55555554
[   47.174888][  T972] Call Trace:
[   47.174983][  T972]  <TASK>
[   47.175046][  T972]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.175211][  T972]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.175364][  T972]  ? 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)
[   47.175488][  T972]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.175615][  T972]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.175778][  T972]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.175901][  T972]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.176022][  T972]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.176149][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.176271][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.176406][  T972]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.176528][  T972]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.176648][  T972]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.176781][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.176904][  T972]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.177025][  T972]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.177150][  T972]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.177271][  T972]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.177393][  T972]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.177515][  T972]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.177636][  T972]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.177766][  T972]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.177895][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.178018][  T972]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.178143][  T972]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.178265][  T972]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.178411][  T972]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.178540][  T972]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.178671][  T972]  ? 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))
[   47.178797][  T972]  ? 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))
[   47.178923][  T972]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.179047][  T972]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.179175][  T972]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.179299][  T972]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.179422][  T972]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.179545][  T972]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.179672][  T972]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.179799][  T972]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.179924][  T972]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.180073][  T972]  ? move_addr_to_kernel (net/socket.c:258)
[   47.180201][  T972]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.180324][  T972]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.180445][  T972]  ___sys_sendmsg (net/socket.c:2752)
[   47.180565][  T972]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.180726][  T972]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.180858][  T972]  __sys_sendmsg (net/socket.c:2784)
[   47.180983][  T972]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.181104][  T972]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.181265][  T972]  ? 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)
[   47.181386][  T972]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.181509][  T972]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.181629][  T972]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.181763][  T972]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.181884][  T972]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.182038][  T972] RIP: 0033:0x7f22af94e08e
[   47.182172][  T972] 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
[   47.182608][  T972] RSP: 002b:00007ffea86d9780 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.182801][  T972] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f22af94e08e
[   47.182985][  T972] RDX: 0000000000000000 RSI: 00007ffea86d9830 RDI: 0000000000000005
[   47.183171][  T972] RBP: 00007ffea86d9790 R08: 0000000000000000 R09: 0000000000000000
[   47.183354][  T972] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d664
[   47.183536][  T972] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea86d9f00
| [   47.184782][  T972] ---[ end trace 0000000000000000 ]---
| [   47.226863][  T973] ------------[ cut here ]------------
| [   47.227026][  T973] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/973
| [   47.227514][  T973] Tainted: [W]=WARN
[   47.227610][  T973] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.227778][  T973] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.227949][  T973] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.228405][  T973] RSP: 0018:ffa00000010a7058 EFLAGS: 00010286
[   47.228566][  T973] RAX: 00000000ffffffa6 RBX: ff1100000bb24e40 RCX: 1ff4000000214dd1
[   47.228769][  T973] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bb24ef8
[   47.228959][  T973] RBP: ff11000009ffc000 R08: 1fe22000017649e0 R09: ff1100000b0f5158
[   47.229151][  T973] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   47.229339][  T973] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000018829000
[   47.229529][  T973] FS:  00007fcce7905840(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   47.229761][  T973] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.229925][  T973] CR2: 000000002d775988 CR3: 000000000ef9f004 CR4: 0000000000771ef0
[   47.230117][  T973] PKRU: 55555554
[   47.230215][  T973] Call Trace:
[   47.230309][  T973]  <TASK>
[   47.230374][  T973]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.230504][  T973]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.230600][  T973]  netif_close_many (net/core/dev.c:1804)
[   47.230737][  T973]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.230863][  T973]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.230989][  T973]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.231115][  T973]  ? __dev_close_many (net/core/dev.c:1781)
[   47.231245][  T973]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.231405][  T973]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.231570][  T973]  ? 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)
[   47.231706][  T973]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.231864][  T973]  ? 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)
[   47.231990][  T973]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.232117][  T973]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.232280][  T973]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.232410][  T973]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.232537][  T973]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.232668][  T973]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.232800][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.232926][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.233065][  T973]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.233197][  T973]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.233322][  T973]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.233449][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.233576][  T973]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.233709][  T973]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.233836][  T973]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.233962][  T973]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.234089][  T973]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.234222][  T973]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.234350][  T973]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.234477][  T973]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.234602][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.234741][  T973]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.234867][  T973]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.234993][  T973]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.235118][  T973]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.235249][  T973]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.235378][  T973]  ? 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))
[   47.235505][  T973]  ? 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))
[   47.235632][  T973]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.235772][  T973]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.235899][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.236026][  T973]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.236156][  T973]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.236284][  T973]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.236415][  T973]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.236541][  T973]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.236673][  T973]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.236836][  T973]  ? move_addr_to_kernel (net/socket.c:258)
[   47.236963][  T973]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.237090][  T973]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.237223][  T973]  ___sys_sendmsg (net/socket.c:2752)
[   47.237349][  T973]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.237505][  T973]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.237640][  T973]  __sys_sendmsg (net/socket.c:2784)
[   47.237772][  T973]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.237898][  T973]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.238061][  T973]  ? 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)
[   47.238194][  T973]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.238322][  T973]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.238448][  T973]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.238579][  T973]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.238712][  T973]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.238868][  T973] RIP: 0033:0x7fcce7b3f08e
[   47.239001][  T973] 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
[   47.239455][  T973] RSP: 002b:00007ffdf97623d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.239646][  T973] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fcce7b3f08e
[   47.239843][  T973] RDX: 0000000000000000 RSI: 00007ffdf9762480 RDI: 0000000000000005
[   47.240031][  T973] RBP: 00007ffdf97623e0 R08: 0000000000000000 R09: 0000000000000000
[   47.240227][  T973] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d664
[   47.240415][  T973] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf9762b50
| [   47.241694][  T973] ---[ end trace 0000000000000000 ]---
| [   47.243132][  T973] ------------[ cut here ]------------
| [   47.243817][  T973] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/973
| [   47.244304][  T973] Tainted: [W]=WARN
[   47.244400][  T973] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.244559][  T973] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.244734][  T973] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.245186][  T973] RSP: 0018:ffa00000010a7058 EFLAGS: 00010286
[   47.245348][  T973] RAX: 00000000ffffffa6 RBX: ff11000010ad8e40 RCX: 1ff4000000214dd1
[   47.245536][  T973] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010ad8ef8
[   47.245735][  T973] RBP: ff11000018829000 R08: 1fe220000215b1e0 R09: ff1100000b0f5158
[   47.245927][  T973] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   47.246116][  T973] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000010a70f0
[   47.246312][  T973] FS:  00007fcce7905840(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   47.246532][  T973] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.246713][  T973] CR2: 000000002d775988 CR3: 000000000ef9f004 CR4: 0000000000771ef0
[   47.246905][  T973] PKRU: 55555554
[   47.247001][  T973] Call Trace:
[   47.247096][  T973]  <TASK>
[   47.247167][  T973]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.247294][  T973]  ? notifier_call_chain (kernel/notifier.c:85)
[   47.247421][  T973]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.247517][  T973]  netif_close_many (net/core/dev.c:1804)
[   47.247643][  T973]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.247777][  T973]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.247903][  T973]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.248037][  T973]  ? __dev_close_many (net/core/dev.c:1781)
[   47.248169][  T973]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.248329][  T973]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.248490][  T973]  ? 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)
[   47.248617][  T973]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.248784][  T973]  ? 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)
[   47.248910][  T973]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.249038][  T973]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.249206][  T973]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.249335][  T973]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.249462][  T973]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.249589][  T973]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.249728][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.249853][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.249996][  T973]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.250122][  T973]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.250253][  T973]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.250378][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.250507][  T973]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.250634][  T973]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.250769][  T973]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.250895][  T973]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.251026][  T973]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.251158][  T973]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.251284][  T973]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.251410][  T973]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.251540][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.251676][  T973]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.251805][  T973]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.251932][  T973]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.252059][  T973]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.252191][  T973]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.252320][  T973]  ? 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))
[   47.252446][  T973]  ? 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))
[   47.252574][  T973]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.252711][  T973]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.252837][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.252966][  T973]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.253093][  T973]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.253232][  T973]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.253360][  T973]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.253486][  T973]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.253613][  T973]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.253776][  T973]  ? move_addr_to_kernel (net/socket.c:258)
[   47.253905][  T973]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.254032][  T973]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.254164][  T973]  ___sys_sendmsg (net/socket.c:2752)
[   47.254294][  T973]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.254452][  T973]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.254588][  T973]  __sys_sendmsg (net/socket.c:2784)
[   47.254726][  T973]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.254851][  T973]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.255014][  T973]  ? 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)
[   47.255145][  T973]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.255272][  T973]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.255398][  T973]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.255525][  T973]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.255652][  T973]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.255818][  T973] RIP: 0033:0x7fcce7b3f08e
[   47.255956][  T973] 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
[   47.256408][  T973] RSP: 002b:00007ffdf97623d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.256600][  T973] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fcce7b3f08e
[   47.256800][  T973] RDX: 0000000000000000 RSI: 00007ffdf9762480 RDI: 0000000000000005
[   47.256989][  T973] RBP: 00007ffdf97623e0 R08: 0000000000000000 R09: 0000000000000000
[   47.257182][  T973] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d664
[   47.257372][  T973] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf9762b50
| [   47.258647][  T973] ---[ end trace 0000000000000000 ]---
| [   47.260447][  T973] ------------[ cut here ]------------
| [   47.260576][  T973] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/973
| [   47.261069][  T973] Tainted: [W]=WARN
[   47.261817][  T973] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.261976][  T973] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.262192][  T973] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.262631][  T973] RSP: 0018:ffa00000010a7188 EFLAGS: 00010286
[   47.262797][  T973] RAX: 00000000ffffffa6 RBX: ff11000018949540 RCX: 1ff4000000214df7
[   47.262987][  T973] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000189495f8
[   47.263223][  T973] RBP: ff11000009ffc000 R08: 1fe22000031292c0 R09: ff1100000b0f5158
[   47.263407][  T973] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   47.263590][  T973] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.263784][  T973] FS:  00007fcce7905840(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   47.263996][  T973] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.264200][  T973] CR2: 000000002d775988 CR3: 000000000ef9f004 CR4: 0000000000771ef0
[   47.264384][  T973] PKRU: 55555554
[   47.264475][  T973] Call Trace:
[   47.264566][  T973]  <TASK>
[   47.264629][  T973]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.264795][  T973]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.264946][  T973]  ? 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)
[   47.265068][  T973]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.265240][  T973]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.265394][  T973]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.265516][  T973]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.265638][  T973]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.265771][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.265893][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.266028][  T973]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.266199][  T973]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.266319][  T973]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.266440][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.266562][  T973]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.266688][  T973]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.266826][  T973]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.266954][  T973]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.267078][  T973]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.267251][  T973]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.267373][  T973]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.267493][  T973]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.267614][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.267746][  T973]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.267866][  T973]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.267989][  T973]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.268112][  T973]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.268286][  T973]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.268410][  T973]  ? 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))
[   47.268530][  T973]  ? 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))
[   47.268653][  T973]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.268786][  T973]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.268919][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.269046][  T973]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.269220][  T973]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.269343][  T973]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.269465][  T973]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.269591][  T973]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.269721][  T973]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.269872][  T973]  ? move_addr_to_kernel (net/socket.c:258)
[   47.270004][  T973]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.270126][  T973]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.270299][  T973]  ___sys_sendmsg (net/socket.c:2752)
[   47.270419][  T973]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.270571][  T973]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.270711][  T973]  __sys_sendmsg (net/socket.c:2784)
[   47.270834][  T973]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.270957][  T973]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.271111][  T973]  ? 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)
[   47.271282][  T973]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.271404][  T973]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.271524][  T973]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.271646][  T973]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.271774][  T973]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.271926][  T973] RIP: 0033:0x7fcce7b3f08e
[   47.272054][  T973] 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
[   47.272539][  T973] RSP: 002b:00007ffdf97623d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.272731][  T973] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fcce7b3f08e
[   47.272917][  T973] RDX: 0000000000000000 RSI: 00007ffdf9762480 RDI: 0000000000000005
[   47.273099][  T973] RBP: 00007ffdf97623e0 R08: 0000000000000000 R09: 0000000000000000
[   47.273333][  T973] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d664
[   47.273514][  T973] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf9762b50
| [   47.274807][  T973] ---[ end trace 0000000000000000 ]---
| [   47.282114][  T973] ------------[ cut here ]------------
| [   47.282301][  T973] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/973
| [   47.282775][  T973] Tainted: [W]=WARN
[   47.282867][  T973] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.283027][  T973] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.283195][  T973] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.283624][  T973] RSP: 0018:ffa00000010a7188 EFLAGS: 00010286
[   47.283788][  T973] RAX: 00000000ffffffa6 RBX: ff110000192d0580 RCX: 1ff4000000214df7
[   47.283968][  T973] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000192d0638
[   47.284154][  T973] RBP: ff11000018829000 R08: 1fe220000325a0c8 R09: ff1100000b0f5158
[   47.284333][  T973] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   47.284513][  T973] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.284699][  T973] FS:  00007fcce7905840(0000) GS:ff110000a8930000(0000) knlGS:0000000000000000
[   47.284926][  T973] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.285078][  T973] CR2: 00007f22af7e1574 CR3: 000000000ef9f006 CR4: 0000000000771ef0
[   47.285266][  T973] PKRU: 55555554
[   47.285358][  T973] Call Trace:
[   47.285448][  T973]  <TASK>
[   47.285511][  T973]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.285669][  T973]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.285830][  T973]  ? 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)
[   47.285954][  T973]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.286074][  T973]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.286235][  T973]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.286357][  T973]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.286478][  T973]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.286600][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.286732][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.286867][  T973]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.286986][  T973]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.287105][  T973]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.287232][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.287354][  T973]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.287474][  T973]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.287594][  T973]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.287727][  T973]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.287854][  T973]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.287980][  T973]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.288105][  T973]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.288239][  T973]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.288363][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.288494][  T973]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.288622][  T973]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.288754][  T973]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.288875][  T973]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.288996][  T973]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.289120][  T973]  ? 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))
[   47.289245][  T973]  ? 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))
[   47.289369][  T973]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.289491][  T973]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.289614][  T973]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.289744][  T973]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.289866][  T973]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.289987][  T973]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.290109][  T973]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.290235][  T973]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.290357][  T973]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.290507][  T973]  ? move_addr_to_kernel (net/socket.c:258)
[   47.290630][  T973]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.290761][  T973]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.290884][  T973]  ___sys_sendmsg (net/socket.c:2752)
[   47.291008][  T973]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.291162][  T973]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.291292][  T973]  __sys_sendmsg (net/socket.c:2784)
[   47.291416][  T973]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.291537][  T973]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.291694][  T973]  ? 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)
[   47.291820][  T973]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.291943][  T973]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.292064][  T973]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.292189][  T973]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.292309][  T973]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.292469][  T973] RIP: 0033:0x7fcce7b3f08e
[   47.292597][  T973] 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
[   47.293045][  T973] RSP: 002b:00007ffdf97623d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.293234][  T973] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fcce7b3f08e
[   47.293415][  T973] RDX: 0000000000000000 RSI: 00007ffdf9762480 RDI: 0000000000000005
[   47.293595][  T973] RBP: 00007ffdf97623e0 R08: 0000000000000000 R09: 0000000000000000
[   47.293791][  T973] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d664
[   47.293972][  T973] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf9762b50
| [   47.295195][  T973] ---[ end trace 0000000000000000 ]---
| [   47.344996][  T974] ------------[ cut here ]------------
| [   47.345745][  T974] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/974
| [   47.346341][  T974] Tainted: [W]=WARN
[   47.346484][  T974] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.346694][  T974] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.346919][  T974] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.347423][  T974] RSP: 0018:ffa00000020f7058 EFLAGS: 00010286
[   47.347632][  T974] RAX: 00000000ffffffa6 RBX: ff110000192d1540 RCX: 1ff400000041edd1
[   47.347886][  T974] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000192d15f8
[   47.348118][  T974] RBP: ff11000002891000 R08: 1fe220000325a2c0 R09: ff1100000b0f0b58
[   47.348366][  T974] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   47.348601][  T974] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c099000
[   47.348856][  T974] FS:  00007faf79483840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   47.349128][  T974] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.349347][  T974] CR2: 00000000059a7988 CR3: 0000000018a07002 CR4: 0000000000771ef0
[   47.349584][  T974] PKRU: 55555554
[   47.349743][  T974] Call Trace:
[   47.349887][  T974]  <TASK>
[   47.349999][  T974]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.350191][  T974]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.350335][  T974]  netif_close_many (net/core/dev.c:1804)
[   47.350509][  T974]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.350686][  T974]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.350873][  T974]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.351049][  T974]  ? __dev_close_many (net/core/dev.c:1781)
[   47.351237][  T974]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.351442][  T974]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.351650][  T974]  ? 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)
[   47.351840][  T974]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.352047][  T974]  ? 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)
[   47.352234][  T974]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.352408][  T974]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.352613][  T974]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.352808][  T974]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.352989][  T974]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.353174][  T974]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.353351][  T974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.353523][  T974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.353729][  T974]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.353905][  T974]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.354079][  T974]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.354270][  T974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.354447][  T974]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.354620][  T974]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.354832][  T974]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.355006][  T974]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.355191][  T974]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.355365][  T974]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.355540][  T974]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.355735][  T974]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.355909][  T974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.356083][  T974]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.356280][  T974]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.356455][  T974]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.356628][  T974]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.356821][  T974]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.356998][  T974]  ? 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))
[   47.357187][  T974]  ? 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))
[   47.357373][  T974]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.357549][  T974]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.357741][  T974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.357919][  T974]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.358096][  T974]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.358283][  T974]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.358459][  T974]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.358636][  T974]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.358825][  T974]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.359029][  T974]  ? move_addr_to_kernel (net/socket.c:258)
[   47.359217][  T974]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.359393][  T974]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.359568][  T974]  ___sys_sendmsg (net/socket.c:2752)
[   47.359760][  T974]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.359972][  T974]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.360167][  T974]  __sys_sendmsg (net/socket.c:2784)
[   47.360342][  T974]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.360515][  T974]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.360741][  T974]  ? 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)
[   47.360918][  T974]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.361096][  T974]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.361284][  T974]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.361457][  T974]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.361633][  T974]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.361852][  T974] RIP: 0033:0x7faf796bd08e
[   47.362031][  T974] 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
[   47.362540][  T974] RSP: 002b:00007ffd39b35400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.362796][  T974] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007faf796bd08e
[   47.363033][  T974] RDX: 0000000000000000 RSI: 00007ffd39b354b0 RDI: 0000000000000005
[   47.363281][  T974] RBP: 00007ffd39b35410 R08: 0000000000000000 R09: 0000000000000000
[   47.363519][  T974] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d664
[   47.363774][  T974] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd39b35b80
| [   47.365419][  T974] ---[ end trace 0000000000000000 ]---
| [   47.367074][  T974] ------------[ cut here ]------------
| [   47.367675][  T974] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/974
| [   47.368283][  T974] Tainted: [W]=WARN
[   47.368425][  T974] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.368634][  T974] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.368865][  T974] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.369376][  T974] RSP: 0018:ffa00000020f7058 EFLAGS: 00010286
[   47.369587][  T974] RAX: 00000000ffffffa6 RBX: ff110000055e5380 RCX: 1ff400000041edd1
[   47.369841][  T974] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000055e5438
[   47.370078][  T974] RBP: ff1100000c099000 R08: 1fe2200000abca88 R09: ff1100000b0f0b58
[   47.370326][  T974] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   47.370566][  T974] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000020f70f0
[   47.370822][  T974] FS:  00007faf79483840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   47.371092][  T974] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.371312][  T974] CR2: 00000000059a7988 CR3: 0000000018a07002 CR4: 0000000000771ef0
[   47.371549][  T974] PKRU: 55555554
[   47.371700][  T974] Call Trace:
[   47.371851][  T974]  <TASK>
[   47.371965][  T974]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.372153][  T974]  ? notifier_call_chain (kernel/notifier.c:85)
[   47.372328][  T974]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.372473][  T974]  netif_close_many (net/core/dev.c:1804)
[   47.372650][  T974]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.372842][  T974]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.373021][  T974]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.373213][  T974]  ? __dev_close_many (net/core/dev.c:1781)
[   47.373388][  T974]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.373594][  T974]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.373815][  T974]  ? 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)
[   47.373990][  T974]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.374208][  T974]  ? 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)
[   47.374383][  T974]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.374559][  T974]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.374781][  T974]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.374959][  T974]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.375149][  T974]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.375323][  T974]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.375498][  T974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.375674][  T974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.375879][  T974]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.376053][  T974]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.376243][  T974]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.376417][  T974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.376593][  T974]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.376782][  T974]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.376957][  T974]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.377132][  T974]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.377325][  T974]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.377499][  T974]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.377676][  T974]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.377866][  T974]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.378039][  T974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.378226][  T974]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.378399][  T974]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.378575][  T974]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.378767][  T974]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.378942][  T974]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.379119][  T974]  ? 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))
[   47.379305][  T974]  ? 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))
[   47.379482][  T974]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.379657][  T974]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.379847][  T974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.380026][  T974]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.380217][  T974]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.380393][  T974]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.380568][  T974]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.380761][  T974]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.380938][  T974]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.381155][  T974]  ? move_addr_to_kernel (net/socket.c:258)
[   47.381335][  T974]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.381509][  T974]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.381689][  T974]  ___sys_sendmsg (net/socket.c:2752)
[   47.381874][  T974]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.382081][  T974]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.382278][  T974]  __sys_sendmsg (net/socket.c:2784)
[   47.382453][  T974]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.382626][  T974]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.382855][  T974]  ? 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)
[   47.383034][  T974]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.383221][  T974]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.383398][  T974]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.383572][  T974]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.383765][  T974]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.383969][  T974] RIP: 0033:0x7faf796bd08e
[   47.384165][  T974] 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
[   47.384664][  T974] RSP: 002b:00007ffd39b35400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.384918][  T974] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007faf796bd08e
[   47.385171][  T974] RDX: 0000000000000000 RSI: 00007ffd39b354b0 RDI: 0000000000000005
[   47.385405][  T974] RBP: 00007ffd39b35410 R08: 0000000000000000 R09: 0000000000000000
[   47.385641][  T974] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d664
[   47.385891][  T974] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd39b35b80
| [   47.387527][  T974] ---[ end trace 0000000000000000 ]---
| [   47.391043][  T974] ------------[ cut here ]------------
| [   47.391220][  T974] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/974
| [   47.391794][  T974] Tainted: [W]=WARN
[   47.391934][  T974] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.392133][  T974] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.392914][  T974] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.393456][  T974] RSP: 0018:ffa00000020f7188 EFLAGS: 00010286
[   47.393727][  T974] RAX: 00000000ffffffa6 RBX: ff1100000b9e5c40 RCX: 1ff400000041edf7
[   47.394009][  T974] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b9e5cf8
[   47.394299][  T974] RBP: ff11000002891000 R08: 1fe220000173cba0 R09: ff1100000b0f0b58
[   47.394580][  T974] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   47.394879][  T974] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.395175][  T974] FS:  00007faf79483840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   47.395485][  T974] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.395752][  T974] CR2: 00000000059a7988 CR3: 0000000018a07002 CR4: 0000000000771ef0
[   47.396036][  T974] PKRU: 55555554
[   47.396237][  T974] Call Trace:
[   47.396423][  T974]  <TASK>
[   47.396582][  T974]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.396853][  T974]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.397101][  T974]  ? 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)
[   47.397335][  T974]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.397553][  T974]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.397821][  T974]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.398042][  T974]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.398274][  T974]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.398493][  T974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.398727][  T974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.398963][  T974]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.399198][  T974]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.399417][  T974]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.399636][  T974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.399873][  T974]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.400096][  T974]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.400328][  T974]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.400546][  T974]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.400787][  T974]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.401012][  T974]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.401249][  T974]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.401468][  T974]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.401701][  T974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.401929][  T974]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.402161][  T974]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.402381][  T974]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.402602][  T974]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.402842][  T974]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.403070][  T974]  ? 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))
[   47.403298][  T974]  ? 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))
[   47.403518][  T974]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.403806][  T974]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.404166][  T974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.404450][  T974]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.404617][  T974]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.404808][  T974]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.404986][  T974]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.405169][  T974]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.405340][  T974]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.405539][  T974]  ? move_addr_to_kernel (net/socket.c:258)
[   47.405727][  T974]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.405903][  T974]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.406075][  T974]  ___sys_sendmsg (net/socket.c:2752)
[   47.406258][  T974]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.406459][  T974]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.406640][  T974]  __sys_sendmsg (net/socket.c:2784)
[   47.406829][  T974]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.407001][  T974]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.407220][  T974]  ? 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)
[   47.407390][  T974]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.407560][  T974]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.407749][  T974]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.407919][  T974]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.408092][  T974]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.408303][  T974] RIP: 0033:0x7faf796bd08e
[   47.408481][  T974] 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
[   47.408994][  T974] RSP: 002b:00007ffd39b35400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.409241][  T974] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007faf796bd08e
[   47.409474][  T974] RDX: 0000000000000000 RSI: 00007ffd39b354b0 RDI: 0000000000000005
[   47.409716][  T974] RBP: 00007ffd39b35410 R08: 0000000000000000 R09: 0000000000000000
[   47.409952][  T974] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d664
[   47.410195][  T974] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd39b35b80
| [   47.411794][  T974] ---[ end trace 0000000000000000 ]---
| [   47.413405][  T974] ------------[ cut here ]------------
| [   47.413540][  T974] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/974
| [   47.414016][  T974] Tainted: [W]=WARN
[   47.414108][  T974] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.414269][  T974] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.414428][  T974] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.414867][  T974] RSP: 0018:ffa00000020f7188 EFLAGS: 00010286
[   47.415022][  T974] RAX: 00000000ffffffa6 RBX: ff1100000a77ec80 RCX: 1ff400000041edf7
[   47.415211][  T974] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a77ed38
[   47.415392][  T974] RBP: ff1100000c099000 R08: 1fe22000014efda8 R09: ff1100000b0f0b58
[   47.415575][  T974] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   47.415767][  T974] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.415952][  T974] FS:  00007faf79483840(0000) GS:ff110000a8930000(0000) knlGS:0000000000000000
[   47.416174][  T974] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.416329][  T974] CR2: 00007fcce79d2574 CR3: 0000000018a07001 CR4: 0000000000771ef0
[   47.416513][  T974] PKRU: 55555554
[   47.416609][  T974] Call Trace:
[   47.416710][  T974]  <TASK>
[   47.416773][  T974]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.416928][  T974]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.417079][  T974]  ? 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)
[   47.417207][  T974]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.417329][  T974]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.417496][  T974]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.417618][  T974]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.417747][  T974]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.417869][  T974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.417990][  T974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.418125][  T974]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.418254][  T974]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.418375][  T974]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.418495][  T974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.418617][  T974]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.418751][  T974]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.418872][  T974]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.418995][  T974]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.419118][  T974]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.419248][  T974]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.419370][  T974]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.419491][  T974]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.419612][  T974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.419740][  T974]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.419862][  T974]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.419985][  T974]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.420107][  T974]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.420239][  T974]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.420364][  T974]  ? 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))
[   47.420485][  T974]  ? 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))
[   47.420609][  T974]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.420738][  T974]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.420860][  T974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.420988][  T974]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.421112][  T974]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.421241][  T974]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.421363][  T974]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.421485][  T974]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.421606][  T974]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.421765][  T974]  ? move_addr_to_kernel (net/socket.c:258)
[   47.421887][  T974]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.422011][  T974]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.422134][  T974]  ___sys_sendmsg (net/socket.c:2752)
[   47.422263][  T974]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.422414][  T974]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.422545][  T974]  __sys_sendmsg (net/socket.c:2784)
[   47.422672][  T974]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.422796][  T974]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.422953][  T974]  ? 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)
[   47.423076][  T974]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.423204][  T974]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.423325][  T974]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.423446][  T974]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.423567][  T974]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.423726][  T974] RIP: 0033:0x7faf796bd08e
[   47.423852][  T974] 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
[   47.424296][  T974] RSP: 002b:00007ffd39b35400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.424479][  T974] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007faf796bd08e
[   47.424670][  T974] RDX: 0000000000000000 RSI: 00007ffd39b354b0 RDI: 0000000000000005
[   47.424863][  T974] RBP: 00007ffd39b35410 R08: 0000000000000000 R09: 0000000000000000
[   47.425044][  T974] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d664
[   47.425231][  T974] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd39b35b80
| [   47.426471][  T974] ---[ end trace 0000000000000000 ]---
| [   47.479035][  T975] ------------[ cut here ]------------
| [   47.479712][  T975] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/975
| [   47.480206][  T975] Tainted: [W]=WARN
[   47.480304][  T975] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.480463][  T975] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.480630][  T975] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.481097][  T975] RSP: 0018:ffa0000002107058 EFLAGS: 00010286
[   47.481265][  T975] RAX: 00000000ffffffa6 RBX: ff1100000a77fe00 RCX: 1ff4000000420dd1
[   47.481456][  T975] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a77feb8
[   47.481646][  T975] RBP: ff11000010b11000 R08: 1fe22000014effd8 R09: ff1100000ecf8b58
[   47.481846][  T975] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   47.482036][  T975] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007b51000
[   47.482233][  T975] FS:  00007f0c59bb4840(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   47.482455][  T975] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.482617][  T975] CR2: 0000000030961988 CR3: 000000000ef9f001 CR4: 0000000000771ef0
[   47.482821][  T975] PKRU: 55555554
[   47.482921][  T975] Call Trace:
[   47.483015][  T975]  <TASK>
[   47.483081][  T975]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.483215][  T975]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.483313][  T975]  netif_close_many (net/core/dev.c:1804)
[   47.483439][  T975]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.483566][  T975]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.483699][  T975]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.483834][  T975]  ? __dev_close_many (net/core/dev.c:1781)
[   47.483963][  T975]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.484122][  T975]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.484286][  T975]  ? 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)
[   47.484412][  T975]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.484571][  T975]  ? 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)
[   47.484706][  T975]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.484832][  T975]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.484990][  T975]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.485119][  T975]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.485250][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.485376][  T975]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.485505][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.485631][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.485781][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.485907][  T975]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.486035][  T975]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.486167][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.486294][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.486420][  T975]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.486547][  T975]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.486676][  T975]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.486808][  T975]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.486935][  T975]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.487061][  T975]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.487193][  T975]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.487319][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.487447][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.487574][  T975]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.487711][  T975]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.487839][  T975]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.487965][  T975]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.488095][  T975]  ? 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))
[   47.488227][  T975]  ? 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))
[   47.488355][  T975]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.488485][  T975]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.488612][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.488748][  T975]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.488877][  T975]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.489005][  T975]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.489133][  T975]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.489266][  T975]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.489393][  T975]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.489553][  T975]  ? move_addr_to_kernel (net/socket.c:258)
[   47.489687][  T975]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.489821][  T975]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.489953][  T975]  ___sys_sendmsg (net/socket.c:2752)
[   47.490080][  T975]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.490249][  T975]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.490387][  T975]  __sys_sendmsg (net/socket.c:2784)
[   47.490515][  T975]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.490642][  T975]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.490810][  T975]  ? 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)
[   47.490938][  T975]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.491065][  T975]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.491202][  T975]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.491329][  T975]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.491456][  T975]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.491615][  T975] RIP: 0033:0x7f0c59dee08e
[   47.491757][  T975] 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
[   47.492218][  T975] RSP: 002b:00007ffcf38f6830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.492411][  T975] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f0c59dee08e
[   47.492601][  T975] RDX: 0000000000000000 RSI: 00007ffcf38f68e0 RDI: 0000000000000005
[   47.492801][  T975] RBP: 00007ffcf38f6840 R08: 0000000000000000 R09: 0000000000000000
[   47.492992][  T975] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d664
[   47.493189][  T975] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf38f6fb0
| [   47.494464][  T975] ---[ end trace 0000000000000000 ]---
| [   47.495913][  T975] ------------[ cut here ]------------
| [   47.496045][  T975] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/975
| [   47.497112][  T975] Tainted: [W]=WARN
[   47.497214][  T975] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.497375][  T975] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.497542][  T975] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.498011][  T975] RSP: 0018:ffa0000002107058 EFLAGS: 00010286
[   47.498179][  T975] RAX: 00000000ffffffa6 RBX: ff11000018953c40 RCX: 1ff4000000420dd1
[   47.498370][  T975] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000018953cf8
[   47.498560][  T975] RBP: ff11000007b51000 R08: 1fe220000312a7a0 R09: ff1100000ecf8b58
[   47.498758][  T975] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   47.498951][  T975] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000021070f0
[   47.499149][  T975] FS:  00007f0c59bb4840(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   47.499373][  T975] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.499534][  T975] CR2: 0000000030961988 CR3: 000000000ef9f001 CR4: 0000000000771ef0
[   47.499737][  T975] PKRU: 55555554
[   47.499833][  T975] Call Trace:
[   47.499931][  T975]  <TASK>
[   47.499997][  T975]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.500126][  T975]  ? notifier_call_chain (kernel/notifier.c:85)
[   47.500259][  T975]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.500356][  T975]  netif_close_many (net/core/dev.c:1804)
[   47.500483][  T975]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.500610][  T975]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.500745][  T975]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.500873][  T975]  ? __dev_close_many (net/core/dev.c:1781)
[   47.501001][  T975]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.501168][  T975]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.501328][  T975]  ? 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)
[   47.501456][  T975]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.501613][  T975]  ? 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)
[   47.501747][  T975]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.501874][  T975]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.502034][  T975]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.502170][  T975]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.502301][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.502429][  T975]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.502561][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.502692][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.502840][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.502966][  T975]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.503092][  T975]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.503226][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.503355][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.503482][  T975]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.503609][  T975]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.503742][  T975]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.503870][  T975]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.503997][  T975]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.504124][  T975]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.504257][  T975]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.504383][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.504511][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.504639][  T975]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.504773][  T975]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.504901][  T975]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.505027][  T975]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.505163][  T975]  ? 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))
[   47.505290][  T975]  ? 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))
[   47.505418][  T975]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.505546][  T975]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.505677][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.505810][  T975]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.505938][  T975]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.506066][  T975]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.506200][  T975]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.506327][  T975]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.506454][  T975]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.506611][  T975]  ? move_addr_to_kernel (net/socket.c:258)
[   47.506748][  T975]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.506877][  T975]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.507005][  T975]  ___sys_sendmsg (net/socket.c:2752)
[   47.507134][  T975]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.507297][  T975]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.507435][  T975]  __sys_sendmsg (net/socket.c:2784)
[   47.507563][  T975]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.507695][  T975]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.507862][  T975]  ? 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)
[   47.507991][  T975]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.508120][  T975]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.508253][  T975]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.508380][  T975]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.508507][  T975]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.508670][  T975] RIP: 0033:0x7f0c59dee08e
[   47.508808][  T975] 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
[   47.509268][  T975] RSP: 002b:00007ffcf38f6830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.509461][  T975] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f0c59dee08e
[   47.509653][  T975] RDX: 0000000000000000 RSI: 00007ffcf38f68e0 RDI: 0000000000000005
[   47.509852][  T975] RBP: 00007ffcf38f6840 R08: 0000000000000000 R09: 0000000000000000
[   47.510045][  T975] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d664
[   47.510241][  T975] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf38f6fb0
| [   47.511525][  T975] ---[ end trace 0000000000000000 ]---
| [   47.523571][  T975] ------------[ cut here ]------------
| [   47.523712][  T975] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/975
| [   47.524183][  T975] Tainted: [W]=WARN
[   47.524277][  T975] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.524433][  T975] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.524595][  T975] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.525050][  T975] RSP: 0018:ffa0000002107188 EFLAGS: 00010286
[   47.525212][  T975] RAX: 00000000ffffffa6 RBX: ff1100000c3d8580 RCX: 1ff4000000420df7
[   47.525396][  T975] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c3d8638
[   47.525582][  T975] RBP: ff11000010b11000 R08: 1fe220000187b0c8 R09: ff1100000ecf8b58
[   47.525776][  T975] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   47.525960][  T975] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.526148][  T975] FS:  00007f0c59bb4840(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   47.526366][  T975] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.526522][  T975] CR2: 0000000030961988 CR3: 000000000ef9f001 CR4: 0000000000771ef0
[   47.526713][  T975] PKRU: 55555554
[   47.526806][  T975] Call Trace:
[   47.526899][  T975]  <TASK>
[   47.526963][  T975]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.527119][  T975]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.527277][  T975]  ? 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)
[   47.527400][  T975]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.527521][  T975]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.527678][  T975]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.527805][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.527928][  T975]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.528051][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.528412][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.528550][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.528675][  T975]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.528803][  T975]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.528926][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.529059][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.529186][  T975]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.529308][  T975]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.529431][  T975]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.529556][  T975]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.529683][  T975]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.529810][  T975]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.529932][  T975]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.530054][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.530182][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.530304][  T975]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.530428][  T975]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.530551][  T975]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.530678][  T975]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.530807][  T975]  ? 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))
[   47.530929][  T975]  ? 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))
[   47.531053][  T975]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.531182][  T975]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.531304][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.531431][  T975]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.531554][  T975]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.531680][  T975]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.531806][  T975]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.531931][  T975]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.532053][  T975]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.532210][  T975]  ? move_addr_to_kernel (net/socket.c:258)
[   47.532336][  T975]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.532461][  T975]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.532585][  T975]  ___sys_sendmsg (net/socket.c:2752)
[   47.532716][  T975]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.532878][  T975]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.533011][  T975]  __sys_sendmsg (net/socket.c:2784)
[   47.533135][  T975]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.533264][  T975]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.533420][  T975]  ? 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)
[   47.533544][  T975]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.533672][  T975]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.533798][  T975]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.533923][  T975]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.534045][  T975]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.534204][  T975] RIP: 0033:0x7f0c59dee08e
[   47.534334][  T975] 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
[   47.534776][  T975] RSP: 002b:00007ffcf38f6830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.534962][  T975] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f0c59dee08e
[   47.535150][  T975] RDX: 0000000000000000 RSI: 00007ffcf38f68e0 RDI: 0000000000000005
[   47.535333][  T975] RBP: 00007ffcf38f6840 R08: 0000000000000000 R09: 0000000000000000
[   47.535516][  T975] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d664
[   47.535709][  T975] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf38f6fb0
| [   47.536953][  T975] ---[ end trace 0000000000000000 ]---
| [   47.538526][  T975] ------------[ cut here ]------------
| [   47.538649][  T975] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/975
| [   47.539129][  T975] Tainted: [W]=WARN
[   47.539227][  T975] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.539381][  T975] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.539539][  T975] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.539991][  T975] RSP: 0018:ffa0000002107188 EFLAGS: 00010286
[   47.540151][  T975] RAX: 00000000ffffffa6 RBX: ff1100000c3d9540 RCX: 1ff4000000420df7
[   47.540336][  T975] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c3d95f8
[   47.540520][  T975] RBP: ff11000007b51000 R08: 1fe220000187b2c0 R09: ff1100000ecf8b58
[   47.540712][  T975] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   47.540913][  T975] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.541097][  T975] FS:  00007f0c59bb4840(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   47.541319][  T975] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.541477][  T975] CR2: 0000000030961988 CR3: 000000000ef9f001 CR4: 0000000000771ef0
[   47.541665][  T975] PKRU: 55555554
[   47.541764][  T975] Call Trace:
[   47.541855][  T975]  <TASK>
[   47.541919][  T975]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.542075][  T975]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.542234][  T975]  ? 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)
[   47.542360][  T975]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.542483][  T975]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.542639][  T975]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.542784][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.542908][  T975]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.543032][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.543159][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.543298][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.543423][  T975]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.543545][  T975]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.543672][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.543809][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.543931][  T975]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.544053][  T975]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.544180][  T975]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.544306][  T975]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.544429][  T975]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.544551][  T975]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.544676][  T975]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.544804][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.544934][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.545055][  T975]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.545182][  T975]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.545306][  T975]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.545429][  T975]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.545554][  T975]  ? 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))
[   47.545678][  T975]  ? 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))
[   47.545806][  T975]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.545929][  T975]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.546056][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.546184][  T975]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.546309][  T975]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.546434][  T975]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.546557][  T975]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.546684][  T975]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.546817][  T975]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.546985][  T975]  ? move_addr_to_kernel (net/socket.c:258)
[   47.547109][  T975]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.547239][  T975]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.547362][  T975]  ___sys_sendmsg (net/socket.c:2752)
[   47.547484][  T975]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.547635][  T975]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.547776][  T975]  __sys_sendmsg (net/socket.c:2784)
[   47.547899][  T975]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.548020][  T975]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.548181][  T975]  ? 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)
[   47.548304][  T975]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.548429][  T975]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.548551][  T975]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.548675][  T975]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.548803][  T975]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.548964][  T975] RIP: 0033:0x7f0c59dee08e
[   47.549093][  T975] 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
[   47.549538][  T975] RSP: 002b:00007ffcf38f6830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.549735][  T975] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f0c59dee08e
[   47.549924][  T975] RDX: 0000000000000000 RSI: 00007ffcf38f68e0 RDI: 0000000000000005
[   47.550106][  T975] RBP: 00007ffcf38f6840 R08: 0000000000000000 R09: 0000000000000000
[   47.550294][  T975] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d664
[   47.550476][  T975] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf38f6fb0
| [   47.551729][  T975] ---[ end trace 0000000000000000 ]---
| [   47.727499][  T983] ------------[ cut here ]------------
| [   47.727658][  T983] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/983
| [   47.728174][  T983] Tainted: [W]=WARN
[   47.728272][  T983] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.728435][  T983] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.728608][  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
[   47.729084][  T983] RSP: 0018:ffa0000002167020 EFLAGS: 00010286
[   47.729262][  T983] RAX: 00000000ffffffa6 RBX: ff1100000a706580 RCX: 1ff400000042cdca
[   47.729458][  T983] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a706638
[   47.729660][  T983] RBP: ff110000086ec000 R08: 1fe22000014e0cc8 R09: ff1100000a612e58
[   47.729864][  T983] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   47.730058][  T983] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000086ecce1
[   47.730258][  T983] FS:  00007fc169e85840(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   47.730487][  T983] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.730652][  T983] CR2: 000000001df56988 CR3: 000000000b29b004 CR4: 0000000000771ef0
[   47.730857][  T983] PKRU: 55555554
[   47.730956][  T983] Call Trace:
[   47.731053][  T983]  <TASK>
[   47.731120][  T983]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.731258][  T983]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.731358][  T983]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   47.731489][  T983]  __dev_notify_flags (net/core/dev.c:9787)
[   47.731623][  T983]  ? netif_change_name (net/core/dev.c:1495)
[   47.731762][  T983]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   47.731894][  T983]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   47.732023][  T983]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.732161][  T983]  ? 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))
[   47.732295][  T983]  netif_change_flags (net/core/dev.c:9820)
[   47.732428][  T983]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   47.732560][  T983]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   47.732695][  T983]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.732865][  T983]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.732996][  T983]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.733126][  T983]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   47.733262][  T983]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.733395][  T983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.733526][  T983]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.733659][  T983]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.733797][  T983]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.733928][  T983]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.734058][  T983]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.734194][  T983]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.734323][  T983]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   47.734457][  T983]  ? __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)
[   47.734588][  T983]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   47.734732][  T983]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.734864][  T983]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   47.734996][  T983]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   47.735129][  T983]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.735332][  T983]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.735465][  T983]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.735595][  T983]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.735736][  T983]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.735865][  T983]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.735995][  T983]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.736126][  T983]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.736333][  T983]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.736463][  T983]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.736595][  T983]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.736737][  T983]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.736866][  T983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.736997][  T983]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.737128][  T983]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.737323][  T983]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.737538][  T983]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.737674][  T983]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.737813][  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))
[   47.737943][  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))
[   47.738075][  T983]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.738276][  T983]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.738406][  T983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.738535][  T983]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.738670][  T983]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.738807][  T983]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.738938][  T983]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.739068][  T983]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.739265][  T983]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.739425][  T983]  ? move_addr_to_kernel (net/socket.c:258)
[   47.739557][  T983]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.739692][  T983]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.739832][  T983]  ___sys_sendmsg (net/socket.c:2752)
[   47.739962][  T983]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.740122][  T983]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.740282][  T983]  __sys_sendmsg (net/socket.c:2784)
[   47.740412][  T983]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.740541][  T983]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.740712][  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)
[   47.740844][  T983]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.740975][  T983]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.741105][  T983]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.741240][  T983]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.741371][  T983]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.741530][  T983] RIP: 0033:0x7fc16a0bf08e
[   47.741670][  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
[   47.742144][  T983] RSP: 002b:00007ffc7f1ddf00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.742341][  T983] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc16a0bf08e
[   47.742534][  T983] RDX: 0000000000000000 RSI: 00007ffc7f1ddfb0 RDI: 0000000000000005
[   47.742737][  T983] RBP: 00007ffc7f1ddf10 R08: 0000000000000000 R09: 0000000000000000
[   47.742930][  T983] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d665
[   47.743125][  T983] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7f1de680
| [   47.744445][  T983] ---[ end trace 0000000000000000 ]---
| [   47.791023][  T984] ------------[ cut here ]------------
| [   47.791310][  T984] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ovpn-cli/984
| [   47.792057][  T984] Tainted: [W]=WARN
[   47.792288][  T984] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.792537][  T984] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.792836][  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
[   47.793341][  T984] RSP: 0018:ffa00000020b7188 EFLAGS: 00010286
[   47.793540][  T984] RAX: 00000000ffffffa6 RBX: ff1100000a707c40 RCX: 1ff4000000416df7
[   47.793788][  T984] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a707cf8
[   47.794017][  T984] RBP: ff110000086ec000 R08: 1fe22000014e0fa0 R09: ff1100000c0a2e58
[   47.794262][  T984] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   47.794491][  T984] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.794741][  T984] FS:  00007fe08d7edec0(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   47.795007][  T984] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.795220][  T984] CR2: 00007fe08db4e004 CR3: 000000000cae8005 CR4: 0000000000771ef0
[   47.795449][  T984] PKRU: 55555554
[   47.795587][  T984] Call Trace:
[   47.795743][  T984]  <TASK>
[   47.795853][  T984]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.796057][  T984]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.796268][  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)
[   47.796437][  T984]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.796605][  T984]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.796826][  T984]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.796996][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.797176][  T984]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.797349][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.797518][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.797713][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.797884][  T984]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.798053][  T984]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.798236][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.798407][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.798575][  T984]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.798790][  T984]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.798970][  T984]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.799155][  T984]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.799324][  T984]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.799494][  T984]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.799664][  T984]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.799848][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.800019][  T984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.800202][  T984]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.800371][  T984]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.800539][  T984]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.800726][  T984]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.800899][  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))
[   47.801066][  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))
[   47.801250][  T984]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.801424][  T984]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.801594][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.801782][  T984]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.801955][  T984]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.802125][  T984]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.802308][  T984]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.802480][  T984]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.802648][  T984]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.802866][  T984]  ? move_addr_to_kernel (net/socket.c:258)
[   47.803034][  T984]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.803218][  T984]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.803417][  T984]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.803585][  T984]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.803806][  T984]  ___sys_sendmsg (net/socket.c:2752)
[   47.803980][  T984]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.804162][  T984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.804337][  T984]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   47.804505][  T984]  ? do_getsockname (net/socket.c:2192)
[   47.804679][  T984]  __sys_sendmsg (net/socket.c:2784)
[   47.804861][  T984]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.805032][  T984]  ? __sys_getsockname (net/socket.c:2210)
[   47.805214][  T984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.805388][  T984]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.805556][  T984]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.805745][  T984]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.805916][  T984]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.806115][  T984] RIP: 0033:0x7fe08d8a208e
[   47.806302][  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
[   47.806796][  T984] RSP: 002b:00007ffc8ea3af80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.807027][  T984] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe08d8a208e
[   47.807271][  T984] RDX: 0000000000000000 RSI: 00007ffc8ea3b000 RDI: 0000000000000005
[   47.807498][  T984] RBP: 00007ffc8ea3af90 R08: 0000000000000000 R09: 0000000000000000
[   47.807747][  T984] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8ea3f708
[   47.807976][  T984] R13: 0000000000000003 R14: 00007fe08db8e000 R15: 000000000040bda8
| [   47.809644][  T984] ---[ end trace 0000000000000000 ]---
| [   47.852725][   T71] ------------[ cut here ]------------
| [   47.852901][   T71] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/71
| [   47.853421][   T71] Tainted: [W]=WARN
[   47.853510][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.853659][   T71] Workqueue: netns cleanup_net
[   47.853795][   T71] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.853951][   T71] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.854427][   T71] RSP: 0018:ffa00000004c7938 EFLAGS: 00010286
[   47.854579][   T71] RAX: 00000000ffffffa6 RBX: ff1100000c0f4ac0 RCX: 1ff4000000098eed
[   47.854771][   T71] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c0f4b78
[   47.854994][   T71] RBP: ff11000009e71000 R08: 1fe220000181e970 R09: ff11000008cbaed0
[   47.855179][   T71] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   47.855356][   T71] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.855532][   T71] FS:  0000000000000000(0000) GS:ff110000a8930000(0000) knlGS:0000000000000000
[   47.855761][   T71] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.855911][   T71] CR2: 00007fe1b049a574 CR3: 0000000031949005 CR4: 0000000000771ef0
[   47.856088][   T71] PKRU: 55555554
[   47.856181][   T71] Call Trace:
[   47.856268][   T71]  <TASK>
[   47.856330][   T71]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.856481][   T71]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.856628][   T71]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   47.856760][   T71]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   47.856880][   T71]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.856998][   T71]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   47.857116][   T71]  ? 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)
[   47.857238][   T71]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   47.857357][   T71]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   47.857474][   T71]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.857594][   T71]  cleanup_net (net/core/net_namespace.c:702)
[   47.857720][   T71]  ? net_passive_dec (./include/linux/llist.h:241)
[   47.857836][   T71]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   47.857955][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.858071][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.858197][   T71]  process_one_work (kernel/workqueue.c:3314)
[   47.858319][   T71]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   47.858438][   T71]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.858564][   T71]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   47.858688][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   47.858815][   T71]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   47.858933][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   47.859051][   T71]  kthread (kernel/kthread.c:436)
[   47.859147][   T71]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   47.859294][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   47.859416][   T71]  ret_from_fork (arch/x86/kernel/process.c:158)
[   47.859536][   T71]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   47.859689][   T71]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   47.859812][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   47.859929][   T71]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   47.861054][   T71] ---[ end trace 0000000000000000 ]---
| [   47.877482][   T71] ------------[ cut here ]------------
| [   47.877697][   T71] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/71
| [   47.878249][   T71] Tainted: [W]=WARN
[   47.878341][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.878491][   T71] Workqueue: netns cleanup_net
[   47.878616][   T71] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.878781][   T71] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.879216][   T71] RSP: 0018:ffa00000004c7878 EFLAGS: 00010286
[   47.879370][   T71] RAX: 00000000ffffffa6 RBX: ff1100000c0f51c0 RCX: 1ff4000000098ed5
[   47.879553][   T71] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c0f5278
[   47.879739][   T71] RBP: ff11000009eb9000 R08: 1fe220000181ea50 R09: ff11000008cbaed0
[   47.879920][   T71] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   47.880098][   T71] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.880284][   T71] FS:  0000000000000000(0000) GS:ff110000a8930000(0000) knlGS:0000000000000000
[   47.880493][   T71] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.880642][   T71] CR2: 00007fe1b049a574 CR3: 0000000031949005 CR4: 0000000000771ef0
[   47.880826][   T71] PKRU: 55555554
[   47.880920][   T71] Call Trace:
[   47.881009][   T71]  <TASK>
[   47.881072][   T71]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.881230][   T71]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.881378][   T71]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   47.881500][   T71]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   47.881619][   T71]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   47.881748][   T71]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   47.881870][   T71]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   47.881990][   T71]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   47.882110][   T71]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.882289][   T71]  cleanup_net (net/core/net_namespace.c:702)
[   47.882411][   T71]  ? net_passive_dec (./include/linux/llist.h:241)
[   47.882528][   T71]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   47.882648][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.882775][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.882896][   T71]  process_one_work (kernel/workqueue.c:3314)
[   47.883023][   T71]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   47.883191][   T71]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.883315][   T71]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   47.883453][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   47.883572][   T71]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   47.883696][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   47.883821][   T71]  kthread (kernel/kthread.c:436)
[   47.883912][   T71]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   47.884078][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   47.884208][   T71]  ret_from_fork (arch/x86/kernel/process.c:158)
[   47.884329][   T71]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   47.884478][   T71]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   47.884599][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   47.884728][   T71]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   47.885872][   T71] ---[ end trace 0000000000000000 ]---
| [   47.897645][  T986] ------------[ cut here ]------------
| [   47.897806][  T986] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/986
| [   47.898315][  T986] Tainted: [W]=WARN
[   47.898413][  T986] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.898575][  T986] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.898755][  T986] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.899224][  T986] RSP: 0018:ffa0000001127020 EFLAGS: 00010286
[   47.899389][  T986] RAX: 00000000ffffffa6 RBX: ff1100000c0f5a80 RCX: 1ff4000000224dca
[   47.899583][  T986] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c0f5b38
[   47.899793][  T986] RBP: ff11000008d04000 R08: 1fe220000181eb68 R09: ff1100000a618b58
[   47.899988][  T986] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   47.900252][  T986] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008d04ce1
[   47.900449][  T986] FS:  00007f7586b06840(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   47.900678][  T986] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.900845][  T986] CR2: 0000000023fa0988 CR3: 000000000b29b006 CR4: 0000000000771ef0
[   47.901043][  T986] PKRU: 55555554
[   47.901198][  T986] Call Trace:
[   47.901296][  T986]  <TASK>
[   47.901362][  T986]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.901496][  T986]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.901595][  T986]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   47.901733][  T986]  __dev_notify_flags (net/core/dev.c:9787)
[   47.901864][  T986]  ? netif_change_name (net/core/dev.c:1495)
[   47.902081][  T986]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   47.902287][  T986]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   47.902417][  T986]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.902547][  T986]  ? 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))
[   47.902684][  T986]  netif_change_flags (net/core/dev.c:9820)
[   47.902820][  T986]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   47.902956][  T986]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   47.903086][  T986]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.903335][  T986]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.903465][  T986]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.903595][  T986]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   47.903734][  T986]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.903866][  T986]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.903998][  T986]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.904128][  T986]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.904321][  T986]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.904451][  T986]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.904583][  T986]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.904721][  T986]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.904854][  T986]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   47.904987][  T986]  ? __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)
[   47.905118][  T986]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   47.905254][  T986]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.905384][  T986]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   47.905515][  T986]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   47.905648][  T986]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.905792][  T986]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.905924][  T986]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.906055][  T986]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.906190][  T986]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.906321][  T986]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.906451][  T986]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.906582][  T986]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.906756][  T986]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.906886][  T986]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.907018][  T986]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.907151][  T986]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.907284][  T986]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.907414][  T986]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.907541][  T986]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.907675][  T986]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.907810][  T986]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.907941][  T986]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.908073][  T986]  ? 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))
[   47.908209][  T986]  ? 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))
[   47.908345][  T986]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.908478][  T986]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.908610][  T986]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.908750][  T986]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.908883][  T986]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.909017][  T986]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.909153][  T986]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.909284][  T986]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.909414][  T986]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.909575][  T986]  ? move_addr_to_kernel (net/socket.c:258)
[   47.909714][  T986]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.909846][  T986]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.909978][  T986]  ___sys_sendmsg (net/socket.c:2752)
[   47.910108][  T986]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.910279][  T986]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.910419][  T986]  __sys_sendmsg (net/socket.c:2784)
[   47.910549][  T986]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.910685][  T986]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.910856][  T986]  ? 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)
[   47.910989][  T986]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.911121][  T986]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.911256][  T986]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.911386][  T986]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.911516][  T986]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.911678][  T986] RIP: 0033:0x7f7586d4008e
[   47.911817][  T986] 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
[   47.912288][  T986] RSP: 002b:00007ffd79ba9f40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.912486][  T986] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7586d4008e
[   47.912687][  T986] RDX: 0000000000000000 RSI: 00007ffd79ba9ff0 RDI: 0000000000000005
[   47.912885][  T986] RBP: 00007ffd79ba9f50 R08: 0000000000000000 R09: 0000000000000000
[   47.913081][  T986] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d665
[   47.913281][  T986] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd79baa6c0
| [   47.914590][  T986] ---[ end trace 0000000000000000 ]---
| [   47.974050][  T987] ------------[ cut here ]------------
| [   47.974209][  T987] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ovpn-cli/987
| [   47.974721][  T987] Tainted: [W]=WARN
[   47.974815][  T987] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.974976][  T987] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.975203][  T987] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.975643][  T987] RSP: 0018:ffa0000002177188 EFLAGS: 00010286
[   47.975893][  T987] RAX: 00000000ffffffa6 RBX: ff11000019243700 RCX: 1ff400000042edf7
[   47.976081][  T987] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000192437b8
[   47.976318][  T987] RBP: ff11000008d04000 R08: 1fe22000032486f8 R09: ff1100000c98ae58
[   47.976502][  T987] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   47.976697][  T987] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.976897][  T987] FS:  00007f5c352c8ec0(0000) GS:ff110000a8930000(0000) knlGS:0000000000000000
[   47.977112][  T987] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.977348][  T987] CR2: 00007f5c35629004 CR3: 0000000009476003 CR4: 0000000000771ef0
[   47.977534][  T987] PKRU: 55555554
[   47.977626][  T987] Call Trace:
[   47.977749][  T987]  <TASK>
[   47.977813][  T987]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.977970][  T987]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.978123][  T987]  ? 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)
[   47.978318][  T987]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.978442][  T987]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.978597][  T987]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.978733][  T987]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.978856][  T987]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.978983][  T987]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.979106][  T987]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.979318][  T987]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.979440][  T987]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.979562][  T987]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.979690][  T987]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.979819][  T987]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.979942][  T987]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.980069][  T987]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.980268][  T987]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.980392][  T987]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.980516][  T987]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.980644][  T987]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.980775][  T987]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.980898][  T987]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.981022][  T987]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.981214][  T987]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.981338][  T987]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.981459][  T987]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   47.981582][  T987]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.981714][  T987]  ? 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))
[   47.981837][  T987]  ? 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))
[   47.981961][  T987]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.982086][  T987]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.982211][  T987]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.982334][  T987]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.982458][  T987]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.982581][  T987]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.982710][  T987]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.982837][  T987]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.982961][  T987]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.983112][  T987]  ? move_addr_to_kernel (net/socket.c:258)
[   47.983238][  T987]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.983362][  T987]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.983515][  T987]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.983636][  T987]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.983798][  T987]  ___sys_sendmsg (net/socket.c:2752)
[   47.983923][  T987]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.984044][  T987]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.984179][  T987]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   47.984302][  T987]  ? do_getsockname (net/socket.c:2192)
[   47.984426][  T987]  __sys_sendmsg (net/socket.c:2784)
[   47.984549][  T987]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.984677][  T987]  ? __sys_getsockname (net/socket.c:2210)
[   47.984807][  T987]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.984931][  T987]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.985053][  T987]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.985180][  T987]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.985305][  T987]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.985456][  T987] RIP: 0033:0x7f5c3537d08e
[   47.985584][  T987] 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
[   47.986028][  T987] RSP: 002b:00007ffff2cc3690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.986220][  T987] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5c3537d08e
[   47.986404][  T987] RDX: 0000000000000000 RSI: 00007ffff2cc3710 RDI: 0000000000000005
[   47.986589][  T987] RBP: 00007ffff2cc36a0 R08: 0000000000000000 R09: 0000000000000000
[   47.986783][  T987] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffff2cc7e18
[   47.986965][  T987] R13: 0000000000000003 R14: 00007f5c35669000 R15: 000000000040bda8
| [   47.988203][  T987] ---[ end trace 0000000000000000 ]---
| [   48.022791][   T71] ------------[ cut here ]------------
| [   48.022931][   T71] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/71
| [   48.023461][   T71] Tainted: [W]=WARN
[   48.023551][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.023708][   T71] Workqueue: netns cleanup_net
[   48.023834][   T71] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.023988][   T71] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.024420][   T71] RSP: 0018:ffa00000004c7938 EFLAGS: 00010286
[   48.024570][   T71] RAX: 00000000ffffffa6 RBX: ff1100001b5ff000 RCX: 1ff4000000098eed
[   48.024760][   T71] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001b5ff0b8
[   48.024937][   T71] RBP: ff11000008851000 R08: 1fe22000036bfe18 R09: ff11000008cbaed0
[   48.025113][   T71] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.025344][   T71] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.025521][   T71] FS:  0000000000000000(0000) GS:ff110000a8930000(0000) knlGS:0000000000000000
[   48.025737][   T71] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.025885][   T71] CR2: 00007f5c352ed808 CR3: 0000000031949005 CR4: 0000000000771ef0
[   48.026070][   T71] PKRU: 55555554
[   48.026207][   T71] Call Trace:
[   48.026295][   T71]  <TASK>
[   48.026357][   T71]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.026511][   T71]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.026667][   T71]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   48.026795][   T71]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   48.026917][   T71]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.027034][   T71]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   48.027201][   T71]  ? 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)
[   48.027319][   T71]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   48.027484][   T71]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.027602][   T71]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.027738][   T71]  cleanup_net (net/core/net_namespace.c:702)
[   48.027856][   T71]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.027975][   T71]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.028094][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.028258][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.028377][   T71]  process_one_work (kernel/workqueue.c:3314)
[   48.028501][   T71]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.028617][   T71]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.028746][   T71]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.028867][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.028984][   T71]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   48.029103][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.029268][   T71]  kthread (kernel/kthread.c:436)
[   48.029359][   T71]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.029506][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.029625][   T71]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.029755][   T71]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.029906][   T71]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.030026][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.030192][   T71]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.031366][   T71] ---[ end trace 0000000000000000 ]---
| [   48.050400][   T71] ------------[ cut here ]------------
| [   48.050535][   T71] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/71
| [   48.051053][   T71] Tainted: [W]=WARN
[   48.051152][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.051302][   T71] Workqueue: netns cleanup_net
[   48.051427][   T71] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.051582][   T71] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.052024][   T71] RSP: 0018:ffa00000004c7878 EFLAGS: 00010286
[   48.052229][   T71] RAX: 00000000ffffffa6 RBX: ff1100001b5ff700 RCX: 1ff4000000098ed5
[   48.052407][   T71] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001b5ff7b8
[   48.052594][   T71] RBP: ff110000089b1000 R08: 1fe22000036bfef8 R09: ff11000008cbaed0
[   48.052779][   T71] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.052959][   T71] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.053189][   T71] FS:  0000000000000000(0000) GS:ff110000a8930000(0000) knlGS:0000000000000000
[   48.053398][   T71] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.053549][   T71] CR2: 00007f5c352ed808 CR3: 0000000031949005 CR4: 0000000000771ef0
[   48.053740][   T71] PKRU: 55555554
[   48.053830][   T71] Call Trace:
[   48.053922][   T71]  <TASK>
[   48.053984][   T71]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.054186][   T71]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.054337][   T71]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.054459][   T71]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   48.054584][   T71]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   48.054714][   T71]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.054836][   T71]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   48.054958][   T71]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.055078][   T71]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.055249][   T71]  cleanup_net (net/core/net_namespace.c:702)
[   48.055370][   T71]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.055489][   T71]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.055612][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.055738][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.055860][   T71]  process_one_work (kernel/workqueue.c:3314)
[   48.055984][   T71]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.056102][   T71]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.056273][   T71]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.056394][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.056513][   T71]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   48.056635][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.056764][   T71]  kthread (kernel/kthread.c:436)
[   48.056855][   T71]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.057008][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.057128][   T71]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.057257][   T71]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.057408][   T71]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.057530][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.057652][   T71]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.058851][   T71] ---[ end trace 0000000000000000 ]---
| [   48.078789][  T989] ------------[ cut here ]------------
| [   48.078966][  T989] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/989
| [   48.079559][  T989] Tainted: [W]=WARN
[   48.079717][  T989] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.079927][  T989] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.080157][  T989] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.080668][  T989] RSP: 0018:ffa0000002197020 EFLAGS: 00010286
[   48.080893][  T989] RAX: 00000000ffffffa6 RBX: ff1100001920c900 RCX: 1ff4000000432dca
[   48.081132][  T989] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001920c9b8
[   48.081384][  T989] RBP: ff11000018acc000 R08: 1fe2200003241938 R09: ff1100000c0c8b58
[   48.081624][  T989] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   48.081880][  T989] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000018accce1
[   48.082120][  T989] FS:  00007fd6c5924840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   48.082408][  T989] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.082616][  T989] CR2: 0000000027960988 CR3: 000000000b29b001 CR4: 0000000000771ef0
[   48.082876][  T989] PKRU: 55555554
[   48.083021][  T989] Call Trace:
[   48.083176][  T989]  <TASK>
[   48.083290][  T989]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.083468][  T989]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.083613][  T989]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.083808][  T989]  __dev_notify_flags (net/core/dev.c:9787)
[   48.083989][  T989]  ? netif_change_name (net/core/dev.c:1495)
[   48.084180][  T989]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   48.084358][  T989]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   48.084533][  T989]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.084728][  T989]  ? 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))
[   48.084908][  T989]  netif_change_flags (net/core/dev.c:9820)
[   48.085086][  T989]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.085280][  T989]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.085456][  T989]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.085667][  T989]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.085857][  T989]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.086033][  T989]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.086220][  T989]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.086399][  T989]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.086578][  T989]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.086772][  T989]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.086952][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.087127][  T989]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.087315][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.087490][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.087668][  T989]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.087860][  T989]  ? __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)
[   48.088037][  T989]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.088227][  T989]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.088406][  T989]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.088586][  T989]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.088785][  T989]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.088964][  T989]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.089152][  T989]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.089329][  T989]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.089507][  T989]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.089685][  T989]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.089873][  T989]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.090052][  T989]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.090241][  T989]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.090418][  T989]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.090594][  T989]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.090785][  T989]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.090963][  T989]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.091154][  T989]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.091328][  T989]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.091506][  T989]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.091684][  T989]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.091872][  T989]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.092054][  T989]  ? 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))
[   48.092246][  T989]  ? 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))
[   48.092424][  T989]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.092601][  T989]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.092793][  T989]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.092970][  T989]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.093158][  T989]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.093336][  T989]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.093514][  T989]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.093696][  T989]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.093879][  T989]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.094087][  T989]  ? move_addr_to_kernel (net/socket.c:258)
[   48.094278][  T989]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.094454][  T989]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.094631][  T989]  ___sys_sendmsg (net/socket.c:2752)
[   48.094827][  T989]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.095036][  T989]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.095231][  T989]  __sys_sendmsg (net/socket.c:2784)
[   48.095408][  T989]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.095582][  T989]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.095812][  T989]  ? 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)
[   48.095990][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.096183][  T989]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.096359][  T989]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.096534][  T989]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.096727][  T989]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.096936][  T989] RIP: 0033:0x7fd6c5b5e08e
[   48.097117][  T989] 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
[   48.097634][  T989] RSP: 002b:00007ffc0dfdb800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.097894][  T989] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd6c5b5e08e
[   48.098132][  T989] RDX: 0000000000000000 RSI: 00007ffc0dfdb8b0 RDI: 0000000000000005
[   48.098384][  T989] RBP: 00007ffc0dfdb810 R08: 0000000000000000 R09: 0000000000000000
[   48.098624][  T989] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d665
[   48.098876][  T989] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0dfdbf80
| [   48.100526][  T989] ---[ end trace 0000000000000000 ]---
| [   48.149774][  T990] ------------[ cut here ]------------
| [   48.149959][  T990] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ovpn-cli/990
| [   48.150593][  T990] Tainted: [W]=WARN
[   48.150751][  T990] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.150956][  T990] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.151174][  T990] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.151651][  T990] RSP: 0018:ffa00000021a7188 EFLAGS: 00010286
[   48.151868][  T990] RAX: 00000000ffffffa6 RBX: ff1100001920ce40 RCX: 1ff4000000434df7
[   48.152101][  T990] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001920cef8
[   48.152342][  T990] RBP: ff11000018acc000 R08: 1fe22000032419e0 R09: ff1100000c0cd158
[   48.152571][  T990] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   48.152818][  T990] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.153051][  T990] FS:  00007f0abdfc1ec0(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   48.153324][  T990] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.153524][  T990] CR2: 00007f0abe322004 CR3: 000000000cfd0002 CR4: 0000000000771ef0
[   48.153773][  T990] PKRU: 55555554
[   48.153910][  T990] Call Trace:
[   48.154048][  T990]  <TASK>
[   48.154170][  T990]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.154376][  T990]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.154573][  T990]  ? 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)
[   48.154763][  T990]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.154932][  T990]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.155134][  T990]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.155317][  T990]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.155485][  T990]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.155658][  T990]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.155842][  T990]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.156026][  T990]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.156208][  T990]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.156377][  T990]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.156548][  T990]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.156736][  T990]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.156910][  T990]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.157078][  T990]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.157262][  T990]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.157435][  T990]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.157606][  T990]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.157793][  T990]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.157964][  T990]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.158134][  T990]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.158326][  T990]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.158494][  T990]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.158669][  T990]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.158853][  T990]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.159023][  T990]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.159209][  T990]  ? 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))
[   48.159377][  T990]  ? 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))
[   48.159549][  T990]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.159743][  T990]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.159914][  T990]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.160087][  T990]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.160274][  T990]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.160447][  T990]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.160619][  T990]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.160810][  T990]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.160986][  T990]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.161198][  T990]  ? move_addr_to_kernel (net/socket.c:258)
[   48.161368][  T990]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.161541][  T990]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.161760][  T990]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.161929][  T990]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.162135][  T990]  ___sys_sendmsg (net/socket.c:2752)
[   48.162322][  T990]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.162493][  T990]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.162677][  T990]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   48.162856][  T990]  ? do_getsockname (net/socket.c:2192)
[   48.163029][  T990]  __sys_sendmsg (net/socket.c:2784)
[   48.163214][  T990]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.163388][  T990]  ? __sys_getsockname (net/socket.c:2210)
[   48.163560][  T990]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.163753][  T990]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.163925][  T990]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.164095][  T990]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.164280][  T990]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.164481][  T990] RIP: 0033:0x7f0abe07608e
[   48.164657][  T990] 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
[   48.165166][  T990] RSP: 002b:00007ffee304e1c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.165400][  T990] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0abe07608e
[   48.165631][  T990] RDX: 0000000000000000 RSI: 00007ffee304e240 RDI: 0000000000000005
[   48.165875][  T990] RBP: 00007ffee304e1d0 R08: 0000000000000000 R09: 0000000000000000
[   48.166105][  T990] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffee3052948
[   48.166344][  T990] R13: 0000000000000003 R14: 00007f0abe362000 R15: 000000000040bda8
| [   48.167951][  T990] ---[ end trace 0000000000000000 ]---
| [   48.206618][   T71] ------------[ cut here ]------------
| [   48.206769][   T71] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/71
| [   48.207298][   T71] Tainted: [W]=WARN
[   48.207387][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.207536][   T71] Workqueue: netns cleanup_net
[   48.207665][   T71] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.207827][   T71] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.208253][   T71] RSP: 0018:ffa00000004c7938 EFLAGS: 00010286
[   48.208407][   T71] RAX: 00000000ffffffa6 RBX: ff110000193fb380 RCX: 1ff4000000098eed
[   48.208581][   T71] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000193fb438
[   48.208786][   T71] RBP: ff11000005089000 R08: 1fe220000327f688 R09: ff11000008cbaed0
[   48.208959][   T71] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.209134][   T71] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.209372][   T71] FS:  0000000000000000(0000) GS:ff110000a8930000(0000) knlGS:0000000000000000
[   48.209579][   T71] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.209736][   T71] CR2: 00007f5c352ed808 CR3: 0000000031949005 CR4: 0000000000771ef0
[   48.209910][   T71] PKRU: 55555554
[   48.209998][   T71] Call Trace:
[   48.210086][   T71]  <TASK>
[   48.210153][   T71]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.210303][   T71]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.210450][   T71]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   48.210569][   T71]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   48.210693][   T71]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.210817][   T71]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   48.210936][   T71]  ? 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)
[   48.211059][   T71]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   48.211182][   T71]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.211298][   T71]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.211424][   T71]  cleanup_net (net/core/net_namespace.c:702)
[   48.211543][   T71]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.211661][   T71]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.211798][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.211921][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.212045][   T71]  process_one_work (kernel/workqueue.c:3314)
[   48.212223][   T71]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.212343][   T71]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.212464][   T71]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.212587][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.212717][   T71]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   48.212836][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.212954][   T71]  kthread (kernel/kthread.c:436)
[   48.213043][   T71]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.213237][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.213382][   T71]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.213501][   T71]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.213647][   T71]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.213774][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.213891][   T71]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.215039][   T71] ---[ end trace 0000000000000000 ]---
| [   48.223886][   T71] ------------[ cut here ]------------
| [   48.224020][   T71] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/71
| [   48.224539][   T71] Tainted: [W]=WARN
[   48.224629][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.224789][   T71] Workqueue: netns cleanup_net
[   48.224914][   T71] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.225069][   T71] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.225502][   T71] RSP: 0018:ffa00000004c7878 EFLAGS: 00010286
[   48.225652][   T71] RAX: 00000000ffffffa6 RBX: ff110000193fa900 RCX: 1ff4000000098ed5
[   48.225836][   T71] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000193fa9b8
[   48.226014][   T71] RBP: ff1100000582c000 R08: 1fe220000327f538 R09: ff11000008cbaed0
[   48.226197][   T71] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.226424][   T71] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.226622][   T71] FS:  0000000000000000(0000) GS:ff110000a8930000(0000) knlGS:0000000000000000
[   48.226850][   T71] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.227003][   T71] CR2: 00007f5c352ed808 CR3: 0000000031949005 CR4: 0000000000771ef0
[   48.227198][   T71] PKRU: 55555554
[   48.227287][   T71] Call Trace:
[   48.227375][   T71]  <TASK>
[   48.227438][   T71]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.227590][   T71]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.227754][   T71]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.227878][   T71]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   48.227998][   T71]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   48.228118][   T71]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.228293][   T71]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   48.228461][   T71]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.228580][   T71]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.228712][   T71]  cleanup_net (net/core/net_namespace.c:702)
[   48.228833][   T71]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.228955][   T71]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.229075][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.229244][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.229364][   T71]  process_one_work (kernel/workqueue.c:3314)
[   48.229484][   T71]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.229603][   T71]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.229737][   T71]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.229859][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.229979][   T71]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   48.230099][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.230265][   T71]  kthread (kernel/kthread.c:436)
[   48.230354][   T71]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.230503][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.230624][   T71]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.230753][   T71]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.230906][   T71]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.231025][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.231182][   T71]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.232330][   T71] ---[ end trace 0000000000000000 ]---
| [   48.248131][  T992] ------------[ cut here ]------------
| [   48.248324][  T992] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/992
| [   48.248928][  T992] Tainted: [W]=WARN
[   48.249073][  T992] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.249292][  T992] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.249513][  T992] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.250037][  T992] RSP: 0018:ffa00000021c7020 EFLAGS: 00010286
[   48.250361][  T992] RAX: 00000000ffffffa6 RBX: ff110000193fa040 RCX: 1ff4000000438dca
[   48.250712][  T992] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000193fa0f8
[   48.251036][  T992] RBP: ff1100000cae4000 R08: 1fe220000327f420 R09: ff1100000c152e58
[   48.251363][  T992] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   48.251702][  T992] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cae4ce1
[   48.252042][  T992] FS:  00007f3322117840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   48.252407][  T992] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.252637][  T992] CR2: 000000000c62b988 CR3: 000000000cfd0005 CR4: 0000000000771ef0
[   48.252895][  T992] PKRU: 55555554
[   48.253041][  T992] Call Trace:
[   48.253198][  T992]  <TASK>
[   48.253311][  T992]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.253493][  T992]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.253640][  T992]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.253836][  T992]  __dev_notify_flags (net/core/dev.c:9787)
[   48.254020][  T992]  ? netif_change_name (net/core/dev.c:1495)
[   48.254211][  T992]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   48.254388][  T992]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   48.254565][  T992]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.254764][  T992]  ? 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))
[   48.254944][  T992]  netif_change_flags (net/core/dev.c:9820)
[   48.255123][  T992]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.255315][  T992]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.255491][  T992]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.255716][  T992]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.255896][  T992]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.256076][  T992]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.256266][  T992]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.256444][  T992]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.256625][  T992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.256817][  T992]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.256995][  T992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.257186][  T992]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.257366][  T992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.257542][  T992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.257737][  T992]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.257917][  T992]  ? __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)
[   48.258095][  T992]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.258288][  T992]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.258467][  T992]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.258647][  T992]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.258850][  T992]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.259032][  T992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.259222][  T992]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.259399][  T992]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.259579][  T992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.259773][  T992]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.259953][  T992]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.260131][  T992]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.260325][  T992]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.260502][  T992]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.260682][  T992]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.260872][  T992]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.261051][  T992]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.261243][  T992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.261419][  T992]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.261597][  T992]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.261794][  T992]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.261974][  T992]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.262166][  T992]  ? 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))
[   48.262343][  T992]  ? 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))
[   48.262521][  T992]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.262717][  T992]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.262897][  T992]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.263079][  T992]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.263272][  T992]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.263449][  T992]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.263627][  T992]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.263819][  T992]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.263997][  T992]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.264218][  T992]  ? move_addr_to_kernel (net/socket.c:258)
[   48.264400][  T992]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.264577][  T992]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.264775][  T992]  ___sys_sendmsg (net/socket.c:2752)
[   48.264953][  T992]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.265175][  T992]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.265362][  T992]  __sys_sendmsg (net/socket.c:2784)
[   48.265540][  T992]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.265732][  T992]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.265947][  T992]  ? 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)
[   48.266124][  T992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.266316][  T992]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.266495][  T992]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.266674][  T992]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.266868][  T992]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.267077][  T992] RIP: 0033:0x7f332235108e
[   48.267274][  T992] 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
[   48.267792][  T992] RSP: 002b:00007fff2cc28ed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.268035][  T992] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f332235108e
[   48.268287][  T992] RDX: 0000000000000000 RSI: 00007fff2cc28f80 RDI: 0000000000000005
[   48.268525][  T992] RBP: 00007fff2cc28ee0 R08: 0000000000000000 R09: 0000000000000000
[   48.268781][  T992] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d665
[   48.269021][  T992] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2cc29650
| [   48.270689][  T992] ---[ end trace 0000000000000000 ]---
| [   48.324804][  T993] ------------[ cut here ]------------
| [   48.324947][  T993] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ovpn-cli/993
| [   48.325449][  T993] Tainted: [W]=WARN
[   48.325542][  T993] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.325702][  T993] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.325869][  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
[   48.326314][  T993] RSP: 0018:ffa00000021d7188 EFLAGS: 00010286
[   48.326476][  T993] RAX: 00000000ffffffa6 RBX: ff110000192d03c0 RCX: 1ff400000043adf7
[   48.326664][  T993] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000192d0478
[   48.326856][  T993] RBP: ff1100000cae4000 R08: 1fe220000325a090 R09: ff1100000b0f5158
[   48.327040][  T993] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   48.327235][  T993] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.327420][  T993] FS:  00007f0b39ffaec0(0000) GS:ff110000a88b0000(0000) knlGS:0000000000000000
[   48.327639][  T993] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.327804][  T993] CR2: 00007f0b3a35b004 CR3: 000000000bb1c001 CR4: 0000000000771ef0
[   48.327988][  T993] PKRU: 55555554
[   48.328081][  T993] Call Trace:
[   48.328182][  T993]  <TASK>
[   48.328244][  T993]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.328401][  T993]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.328555][  T993]  ? 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)
[   48.328683][  T993]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.328809][  T993]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.328964][  T993]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.329086][  T993]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.329212][  T993]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.329336][  T993]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.329458][  T993]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.329596][  T993]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.329728][  T993]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.329852][  T993]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.329984][  T993]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.330107][  T993]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.330234][  T993]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.330357][  T993]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.330480][  T993]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.330602][  T993]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.330735][  T993]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.330857][  T993]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.330981][  T993]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.331103][  T993]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.331297][  T993]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.331420][  T993]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.331546][  T993]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.331673][  T993]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.331803][  T993]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.331929][  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))
[   48.332050][  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))
[   48.332261][  T993]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.332385][  T993]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.332510][  T993]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.332634][  T993]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.332768][  T993]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.332892][  T993]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.333018][  T993]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.333147][  T993]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.333275][  T993]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.333431][  T993]  ? move_addr_to_kernel (net/socket.c:258)
[   48.333559][  T993]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.333688][  T993]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.333845][  T993]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.333966][  T993]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.334121][  T993]  ___sys_sendmsg (net/socket.c:2752)
[   48.334249][  T993]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.334373][  T993]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.334502][  T993]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   48.334625][  T993]  ? do_getsockname (net/socket.c:2192)
[   48.334759][  T993]  __sys_sendmsg (net/socket.c:2784)
[   48.334882][  T993]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.335009][  T993]  ? __sys_getsockname (net/socket.c:2210)
[   48.335131][  T993]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.335261][  T993]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.335382][  T993]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.335506][  T993]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.335631][  T993]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.335798][  T993] RIP: 0033:0x7f0b3a0af08e
[   48.335926][  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
[   48.336374][  T993] RSP: 002b:00007ffda3b41a90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.336561][  T993] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0b3a0af08e
[   48.336755][  T993] RDX: 0000000000000000 RSI: 00007ffda3b41b10 RDI: 0000000000000005
[   48.336938][  T993] RBP: 00007ffda3b41aa0 R08: 0000000000000000 R09: 0000000000000000
[   48.337120][  T993] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffda3b46218
[   48.337309][  T993] R13: 0000000000000003 R14: 00007f0b3a39b000 R15: 000000000040bda8
| [   48.338554][  T993] ---[ end trace 0000000000000000 ]---
| [   48.371119][   T71] ------------[ cut here ]------------
| [   48.371314][   T71] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/71
| [   48.371834][   T71] Tainted: [W]=WARN
[   48.371924][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.372072][   T71] Workqueue: netns cleanup_net
[   48.372250][   T71] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.372406][   T71] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.372837][   T71] RSP: 0018:ffa00000004c7938 EFLAGS: 00010286
[   48.373036][   T71] RAX: 00000000ffffffa6 RBX: ff110000055e58c0 RCX: 1ff4000000098eed
[   48.373289][   T71] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000055e5978
[   48.373484][   T71] RBP: ff11000008219000 R08: 1fe2200000abcb30 R09: ff11000008cbaed0
[   48.373670][   T71] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.373865][   T71] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.374047][   T71] FS:  0000000000000000(0000) GS:ff110000a8930000(0000) knlGS:0000000000000000
[   48.374276][   T71] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.374429][   T71] CR2: 00007f33221e4574 CR3: 0000000031949005 CR4: 0000000000771ef0
[   48.374610][   T71] PKRU: 55555554
[   48.374703][   T71] Call Trace:
[   48.374797][   T71]  <TASK>
[   48.374858][   T71]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.375011][   T71]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.375169][   T71]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   48.375290][   T71]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   48.375414][   T71]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.375531][   T71]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   48.375650][   T71]  ? 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)
[   48.375778][   T71]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   48.375898][   T71]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.376020][   T71]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.376147][   T71]  cleanup_net (net/core/net_namespace.c:702)
[   48.376265][   T71]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.376383][   T71]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.376501][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.376628][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.376758][   T71]  process_one_work (kernel/workqueue.c:3314)
[   48.376879][   T71]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.376997][   T71]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.377118][   T71]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.377287][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.377405][   T71]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   48.377523][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.377640][   T71]  kthread (kernel/kthread.c:436)
[   48.377742][   T71]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.377889][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.378010][   T71]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.378132][   T71]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.378325][   T71]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.378443][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.378560][   T71]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.379720][   T71] ---[ end trace 0000000000000000 ]---
| [   48.387502][   T71] ------------[ cut here ]------------
| [   48.387639][   T71] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/71
| [   48.388171][   T71] Tainted: [W]=WARN
[   48.388262][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.388411][   T71] Workqueue: netns cleanup_net
[   48.388536][   T71] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.388698][   T71] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.389151][   T71] RSP: 0018:ffa00000004c7878 EFLAGS: 00010286
[   48.389303][   T71] RAX: 00000000ffffffa6 RBX: ff110000055e51c0 RCX: 1ff4000000098ed5
[   48.389490][   T71] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000055e5278
[   48.389673][   T71] RBP: ff1100000a401000 R08: 1fe2200000abca50 R09: ff11000008cbaed0
[   48.389859][   T71] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.390041][   T71] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.390240][   T71] FS:  0000000000000000(0000) GS:ff110000a8930000(0000) knlGS:0000000000000000
[   48.390448][   T71] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.390598][   T71] CR2: 00007f33221e4574 CR3: 0000000031949005 CR4: 0000000000771ef0
[   48.390788][   T71] PKRU: 55555554
[   48.390879][   T71] Call Trace:
[   48.390968][   T71]  <TASK>
[   48.391030][   T71]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.391189][   T71]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.391342][   T71]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.391465][   T71]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   48.391588][   T71]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   48.391719][   T71]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.391841][   T71]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   48.391962][   T71]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.392081][   T71]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.392209][   T71]  cleanup_net (net/core/net_namespace.c:702)
[   48.392329][   T71]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.392449][   T71]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.392572][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.392696][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.392825][   T71]  process_one_work (kernel/workqueue.c:3314)
[   48.392951][   T71]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.393071][   T71]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.393202][   T71]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.393324][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.393445][   T71]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   48.393566][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.393696][   T71]  kthread (kernel/kthread.c:436)
[   48.393792][   T71]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.393940][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.394061][   T71]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.394186][   T71]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.394337][   T71]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.394459][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.394580][   T71]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.395757][   T71] ---[ end trace 0000000000000000 ]---
| [   48.415059][  T995] ------------[ cut here ]------------
| [   48.415259][  T995] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/995
| [   48.415850][  T995] Tainted: [W]=WARN
[   48.415995][  T995] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.416307][  T995] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.416614][  T995] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.417235][  T995] RSP: 0018:ffa00000021e7020 EFLAGS: 00010286
[   48.417451][  T995] RAX: 00000000ffffffa6 RBX: ff110000055e4580 RCX: 1ff400000043cdca
[   48.417696][  T995] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000055e4638
[   48.417948][  T995] RBP: ff1100000c074000 R08: 1fe2200000abc8c8 R09: ff1100000ecfae58
[   48.418201][  T995] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   48.418441][  T995] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c074ce1
[   48.418727][  T995] FS:  00007f513a9be840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   48.419003][  T995] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.419222][  T995] CR2: 0000000035b17988 CR3: 000000000bb1c004 CR4: 0000000000771ef0
[   48.419464][  T995] PKRU: 55555554
[   48.419607][  T995] Call Trace:
[   48.419774][  T995]  <TASK>
[   48.419887][  T995]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.420067][  T995]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.420222][  T995]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.420398][  T995]  __dev_notify_flags (net/core/dev.c:9787)
[   48.420576][  T995]  ? netif_change_name (net/core/dev.c:1495)
[   48.420772][  T995]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   48.420953][  T995]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   48.421132][  T995]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.421324][  T995]  ? 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))
[   48.421502][  T995]  netif_change_flags (net/core/dev.c:9820)
[   48.421683][  T995]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.421874][  T995]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.422052][  T995]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.422276][  T995]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.422452][  T995]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.422626][  T995]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.422820][  T995]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.423000][  T995]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.423190][  T995]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.423368][  T995]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.423548][  T995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.423740][  T995]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.423941][  T995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.424118][  T995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.424309][  T995]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.424487][  T995]  ? __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)
[   48.424664][  T995]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.424853][  T995]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.425034][  T995]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.425224][  T995]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.425403][  T995]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.425581][  T995]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.425775][  T995]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.425953][  T995]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.426132][  T995]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.426322][  T995]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.426501][  T995]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.426680][  T995]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.426869][  T995]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.427047][  T995]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.427237][  T995]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.427415][  T995]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.427591][  T995]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.427786][  T995]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.427964][  T995]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.428154][  T995]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.428330][  T995]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.428507][  T995]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.428691][  T995]  ? 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))
[   48.428877][  T995]  ? 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))
[   48.429056][  T995]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.429251][  T995]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.429427][  T995]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.429605][  T995]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.429800][  T995]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.429979][  T995]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.430167][  T995]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.430343][  T995]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.430518][  T995]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.430747][  T995]  ? move_addr_to_kernel (net/socket.c:258)
[   48.430926][  T995]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.431102][  T995]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.431288][  T995]  ___sys_sendmsg (net/socket.c:2752)
[   48.431464][  T995]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.431677][  T995]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.431879][  T995]  __sys_sendmsg (net/socket.c:2784)
[   48.432057][  T995]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.432248][  T995]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.432459][  T995]  ? 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)
[   48.432635][  T995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.432830][  T995]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.433011][  T995]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.433201][  T995]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.433380][  T995]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.433589][  T995] RIP: 0033:0x7f513abf808e
[   48.433789][  T995] 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
[   48.434307][  T995] RSP: 002b:00007ffc312fe680 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.434550][  T995] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f513abf808e
[   48.434806][  T995] RDX: 0000000000000000 RSI: 00007ffc312fe730 RDI: 0000000000000005
[   48.435048][  T995] RBP: 00007ffc312fe690 R08: 0000000000000000 R09: 0000000000000000
[   48.435302][  T995] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d665
[   48.435543][  T995] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc312fee00
| [   48.437220][  T995] ---[ end trace 0000000000000000 ]---
| [   48.488120][  T996] ------------[ cut here ]------------
| [   48.488326][  T996] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ovpn-cli/996
| [   48.488859][  T996] Tainted: [W]=WARN
[   48.488955][  T996] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.489109][  T996] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.489319][  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
[   48.489772][  T996] RSP: 0018:ffa00000021f7188 EFLAGS: 00010286
[   48.489927][  T996] RAX: 00000000ffffffa6 RBX: ff1100000b9e4900 RCX: 1ff400000043edf7
[   48.490114][  T996] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b9e49b8
[   48.490302][  T996] RBP: ff1100000c074000 R08: 1fe220000173c938 R09: ff1100000ecfd158
[   48.490486][  T996] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   48.490672][  T996] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.490862][  T996] FS:  00007f9dc0093ec0(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   48.491077][  T996] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.491238][  T996] CR2: 00007f9dc03f4004 CR3: 000000001b1d5002 CR4: 0000000000771ef0
[   48.491421][  T996] PKRU: 55555554
[   48.491513][  T996] Call Trace:
[   48.491609][  T996]  <TASK>
[   48.491678][  T996]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.491837][  T996]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.491991][  T996]  ? 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)
[   48.492114][  T996]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.492242][  T996]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.492397][  T996]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.492521][  T996]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.492642][  T996]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.492774][  T996]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.492895][  T996]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.493030][  T996]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.493158][  T996]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.493280][  T996]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.493402][  T996]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.493527][  T996]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.493648][  T996]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.493777][  T996]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.493900][  T996]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.494022][  T996]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.494151][  T996]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.494283][  T996]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.494410][  T996]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.494532][  T996]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.494656][  T996]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.494787][  T996]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.494910][  T996]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.495030][  T996]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.495160][  T996]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.495285][  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))
[   48.495406][  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))
[   48.495529][  T996]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.495652][  T996]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.495783][  T996]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.495913][  T996]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.496044][  T996]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.496177][  T996]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.496301][  T996]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.496423][  T996]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.496545][  T996]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.496701][  T996]  ? move_addr_to_kernel (net/socket.c:258)
[   48.496829][  T996]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.496956][  T996]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.497110][  T996]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.497251][  T996]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.497404][  T996]  ___sys_sendmsg (net/socket.c:2752)
[   48.497527][  T996]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.497649][  T996]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.497788][  T996]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   48.497911][  T996]  ? do_getsockname (net/socket.c:2192)
[   48.498035][  T996]  __sys_sendmsg (net/socket.c:2784)
[   48.498162][  T996]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.498301][  T996]  ? __sys_getsockname (net/socket.c:2210)
[   48.498424][  T996]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.498552][  T996]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.498676][  T996]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.498804][  T996]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.498928][  T996]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.499078][  T996] RIP: 0033:0x7f9dc014808e
[   48.499211][  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
[   48.499647][  T996] RSP: 002b:00007ffe6d24c3a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.499843][  T996] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9dc014808e
[   48.500026][  T996] RDX: 0000000000000000 RSI: 00007ffe6d24c420 RDI: 0000000000000005
[   48.500212][  T996] RBP: 00007ffe6d24c3b0 R08: 0000000000000000 R09: 0000000000000000
[   48.500395][  T996] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe6d250b28
[   48.500581][  T996] R13: 0000000000000003 R14: 00007f9dc0434000 R15: 000000000040bda8
| [   48.501826][  T996] ---[ end trace 0000000000000000 ]---
| [   48.532086][   T71] ------------[ cut here ]------------
| [   48.532273][   T71] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/71
| [   48.532787][   T71] Tainted: [W]=WARN
[   48.532877][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.533025][   T71] Workqueue: netns cleanup_net
[   48.533153][   T71] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.533317][   T71] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.533751][   T71] RSP: 0018:ffa00000004c7938 EFLAGS: 00010286
[   48.533899][   T71] RAX: 00000000ffffffa6 RBX: ff1100000a77fe00 RCX: 1ff4000000098eed
[   48.534076][   T71] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a77feb8
[   48.534257][   T71] RBP: ff1100000c9e1000 R08: 1fe22000014effd8 R09: ff11000008cbaed0
[   48.534435][   T71] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   48.534610][   T71] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.534795][   T71] FS:  0000000000000000(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   48.535008][   T71] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.535163][   T71] CR2: 00007f9dc01992a0 CR3: 0000000031949003 CR4: 0000000000771ef0
[   48.535338][   T71] PKRU: 55555554
[   48.535427][   T71] Call Trace:
[   48.535515][   T71]  <TASK>
[   48.535576][   T71]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.535738][   T71]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.535886][   T71]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   48.536007][   T71]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   48.536128][   T71]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.536250][   T71]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   48.536369][   T71]  ? 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)
[   48.536489][   T71]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   48.536608][   T71]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.536733][   T71]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.536853][   T71]  cleanup_net (net/core/net_namespace.c:702)
[   48.536980][   T71]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.537097][   T71]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.537223][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.537340][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.537461][   T71]  process_one_work (kernel/workqueue.c:3314)
[   48.537582][   T71]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.537703][   T71]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.537829][   T71]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.537951][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.538070][   T71]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   48.538196][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.538314][   T71]  kthread (kernel/kthread.c:436)
[   48.538404][   T71]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.538551][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.538684][   T71]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.538808][   T71]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.538954][   T71]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.539073][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.539198][   T71]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.540335][   T71] ---[ end trace 0000000000000000 ]---
| [   48.551959][   T71] ------------[ cut here ]------------
| [   48.552089][   T71] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/71
| [   48.552621][   T71] Tainted: [W]=WARN
[   48.552723][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.552876][   T71] Workqueue: netns cleanup_net
[   48.553002][   T71] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.553166][   T71] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.553605][   T71] RSP: 0018:ffa00000004c7878 EFLAGS: 00010286
[   48.553775][   T71] RAX: 00000000ffffffa6 RBX: ff1100000a77f380 RCX: 1ff4000000098ed5
[   48.553958][   T71] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a77f438
[   48.554143][   T71] RBP: ff1100000957c000 R08: 1fe22000014efe88 R09: ff11000008cbaed0
[   48.554321][   T71] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   48.554500][   T71] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.554684][   T71] FS:  0000000000000000(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   48.554908][   T71] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.555059][   T71] CR2: 00007f9dc01992a0 CR3: 0000000031949003 CR4: 0000000000771ef0
[   48.555242][   T71] PKRU: 55555554
[   48.555332][   T71] Call Trace:
[   48.555422][   T71]  <TASK>
[   48.555487][   T71]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.555640][   T71]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.555799][   T71]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.555925][   T71]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   48.556057][   T71]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   48.556188][   T71]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.556310][   T71]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   48.556434][   T71]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.556553][   T71]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.556678][   T71]  cleanup_net (net/core/net_namespace.c:702)
[   48.556803][   T71]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.556924][   T71]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.557046][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.557172][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.557295][   T71]  process_one_work (kernel/workqueue.c:3314)
[   48.557418][   T71]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.557539][   T71]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.557668][   T71]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.557796][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.557919][   T71]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   48.558041][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.558168][   T71]  kthread (kernel/kthread.c:436)
[   48.558265][   T71]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.558419][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.558540][   T71]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.558663][   T71]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.558820][   T71]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.558940][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.559060][   T71]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.560231][   T71] ---[ end trace 0000000000000000 ]---
| [   48.577714][  T998] ------------[ cut here ]------------
| [   48.577893][  T998] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/998
| [   48.578492][  T998] Tainted: [W]=WARN
[   48.578640][  T998] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.578871][  T998] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.579092][  T998] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.580168][  T998] RSP: 0018:ffa0000002217020 EFLAGS: 00010286
[   48.580378][  T998] RAX: 00000000ffffffa6 RBX: ff1100000a77e740 RCX: 1ff4000000442dca
[   48.580617][  T998] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a77e7f8
[   48.580878][  T998] RBP: ff11000008754000 R08: 1fe22000014efd00 R09: ff11000019122e58
[   48.581119][  T998] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   48.581375][  T998] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008754ce1
[   48.581617][  T998] FS:  00007f90780ce840(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   48.581912][  T998] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.582122][  T998] CR2: 0000000025ba9988 CR3: 000000000a53e006 CR4: 0000000000771ef0
[   48.582378][  T998] PKRU: 55555554
[   48.582522][  T998] Call Trace:
[   48.582667][  T998]  <TASK>
[   48.582794][  T998]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.582972][  T998]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.583118][  T998]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.583306][  T998]  __dev_notify_flags (net/core/dev.c:9787)
[   48.583485][  T998]  ? netif_change_name (net/core/dev.c:1495)
[   48.583663][  T998]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   48.583859][  T998]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   48.584035][  T998]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.584224][  T998]  ? 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))
[   48.584404][  T998]  netif_change_flags (net/core/dev.c:9820)
[   48.584583][  T998]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.584781][  T998]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.584962][  T998]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.585184][  T998]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.585361][  T998]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.585539][  T998]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.585731][  T998]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.585911][  T998]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.586090][  T998]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.586283][  T998]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.586462][  T998]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.586640][  T998]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.586833][  T998]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.587012][  T998]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.587204][  T998]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.587382][  T998]  ? __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)
[   48.587559][  T998]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.587755][  T998]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.587933][  T998]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.588114][  T998]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.588306][  T998]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.588486][  T998]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.588665][  T998]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.588854][  T998]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.589034][  T998]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.589224][  T998]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.589402][  T998]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.589578][  T998]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.589775][  T998]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.589954][  T998]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.590130][  T998]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.590319][  T998]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.590500][  T998]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.590683][  T998]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.590871][  T998]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.591051][  T998]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.591242][  T998]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.591419][  T998]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.591599][  T998]  ? 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))
[   48.591791][  T998]  ? 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))
[   48.591977][  T998]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.592168][  T998]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.592347][  T998]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.592525][  T998]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.592718][  T998]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.592899][  T998]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.593078][  T998]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.593269][  T998]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.593448][  T998]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.593657][  T998]  ? move_addr_to_kernel (net/socket.c:258)
[   48.593851][  T998]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.594028][  T998]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.594220][  T998]  ___sys_sendmsg (net/socket.c:2752)
[   48.594396][  T998]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.594609][  T998]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.594812][  T998]  __sys_sendmsg (net/socket.c:2784)
[   48.594991][  T998]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.595179][  T998]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.595390][  T998]  ? 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)
[   48.595567][  T998]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.595761][  T998]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.595942][  T998]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.596123][  T998]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.596314][  T998]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.596521][  T998] RIP: 0033:0x7f907830808e
[   48.596716][  T998] 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
[   48.597239][  T998] RSP: 002b:00007ffc60624300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.597481][  T998] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f907830808e
[   48.597739][  T998] RDX: 0000000000000000 RSI: 00007ffc606243b0 RDI: 0000000000000005
[   48.597981][  T998] RBP: 00007ffc60624310 R08: 0000000000000000 R09: 0000000000000000
[   48.598236][  T998] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d665
[   48.598476][  T998] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc60624a80
| [   48.600162][  T998] ---[ end trace 0000000000000000 ]---
| [   48.654209][  T999] ------------[ cut here ]------------
| [   48.654386][  T999] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ovpn-cli/999
| [   48.654986][  T999] Tainted: [W]=WARN
[   48.655125][  T999] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.656003][  T999] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.656259][  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
[   48.656753][  T999] RSP: 0018:ffa0000002227188 EFLAGS: 00010286
[   48.656957][  T999] RAX: 00000000ffffffa6 RBX: ff11000008f5a740 RCX: 1ff4000000444df7
[   48.657197][  T999] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008f5a7f8
[   48.657427][  T999] RBP: ff11000008754000 R08: 1fe22000011eb500 R09: ff11000019125158
[   48.657655][  T999] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   48.657902][  T999] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.658157][  T999] FS:  00007f3d6a364ec0(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   48.658420][  T999] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.658623][  T999] CR2: 00007f3d6a6c5004 CR3: 0000000010b8c004 CR4: 0000000000771ef0
[   48.658873][  T999] PKRU: 55555554
[   48.659016][  T999] Call Trace:
[   48.659168][  T999]  <TASK>
[   48.659278][  T999]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.659481][  T999]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.659683][  T999]  ? 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)
[   48.659866][  T999]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.660035][  T999]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.660253][  T999]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.660425][  T999]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.660594][  T999]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.660784][  T999]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.660955][  T999]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.661153][  T999]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.661321][  T999]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.661491][  T999]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.661665][  T999]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.661852][  T999]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.662021][  T999]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.662204][  T999]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.662375][  T999]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.662545][  T999]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.662733][  T999]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.662904][  T999]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.663074][  T999]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.663254][  T999]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.663424][  T999]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.663593][  T999]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.663783][  T999]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.663955][  T999]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.664125][  T999]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.664310][  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))
[   48.664480][  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))
[   48.664652][  T999]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.664838][  T999]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.665008][  T999]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.665190][  T999]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.665361][  T999]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.665531][  T999]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.665715][  T999]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.665888][  T999]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.666056][  T999]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.666266][  T999]  ? move_addr_to_kernel (net/socket.c:258)
[   48.666437][  T999]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.666608][  T999]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.666824][  T999]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.666992][  T999]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.667205][  T999]  ___sys_sendmsg (net/socket.c:2752)
[   48.667377][  T999]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.667548][  T999]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.667740][  T999]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   48.667909][  T999]  ? do_getsockname (net/socket.c:2192)
[   48.668081][  T999]  __sys_sendmsg (net/socket.c:2784)
[   48.668267][  T999]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.668440][  T999]  ? __sys_getsockname (net/socket.c:2210)
[   48.668610][  T999]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.668800][  T999]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.668969][  T999]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.669151][  T999]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.669321][  T999]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.669520][  T999] RIP: 0033:0x7f3d6a41908e
[   48.669700][  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
[   48.670209][  T999] RSP: 002b:00007ffe779120a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.670443][  T999] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3d6a41908e
[   48.670676][  T999] RDX: 0000000000000000 RSI: 00007ffe77912120 RDI: 0000000000000005
[   48.670916][  T999] RBP: 00007ffe779120b0 R08: 0000000000000000 R09: 0000000000000000
[   48.671155][  T999] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe77916828
[   48.671383][  T999] R13: 0000000000000003 R14: 00007f3d6a705000 R15: 000000000040bda8
| [   48.673000][  T999] ---[ end trace 0000000000000000 ]---
| [   48.715579][   T71] ------------[ cut here ]------------
| [   48.715729][   T71] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/71
| [   48.716241][   T71] Tainted: [W]=WARN
[   48.716330][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.716477][   T71] Workqueue: netns cleanup_net
[   48.716600][   T71] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.716766][   T71] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.717198][   T71] RSP: 0018:ffa00000004c7938 EFLAGS: 00010286
[   48.717347][   T71] RAX: 00000000ffffffa6 RBX: ff1100000a706c80 RCX: 1ff4000000098eed
[   48.717533][   T71] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a706d38
[   48.717720][   T71] RBP: ff110000056a1000 R08: 1fe22000014e0da8 R09: ff11000008cbaed0
[   48.717919][   T71] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   48.718095][   T71] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.718279][   T71] FS:  0000000000000000(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   48.718486][   T71] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.718635][   T71] CR2: 00007f3d6a46a2a0 CR3: 0000000031949003 CR4: 0000000000771ef0
[   48.718821][   T71] PKRU: 55555554
[   48.718909][   T71] Call Trace:
[   48.718998][   T71]  <TASK>
[   48.719060][   T71]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.719214][   T71]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.719361][   T71]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   48.719479][   T71]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   48.719599][   T71]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.719732][   T71]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   48.719852][   T71]  ? 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)
[   48.719971][   T71]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   48.720095][   T71]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.720221][   T71]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.720341][   T71]  cleanup_net (net/core/net_namespace.c:702)
[   48.720462][   T71]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.720581][   T71]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.720704][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.720826][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.720946][   T71]  process_one_work (kernel/workqueue.c:3314)
[   48.721068][   T71]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.721193][   T71]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.721315][   T71]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.721434][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.721551][   T71]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   48.721674][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.721797][   T71]  kthread (kernel/kthread.c:436)
[   48.721887][   T71]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.722035][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.722161][   T71]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.722285][   T71]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.722434][   T71]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.722554][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.722675][   T71]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.723818][   T71] ---[ end trace 0000000000000000 ]---
| [   48.736552][   T71] ------------[ cut here ]------------
| [   48.736697][   T71] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/71
| [   48.737265][   T71] Tainted: [W]=WARN
[   48.737355][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.737505][   T71] Workqueue: netns cleanup_net
[   48.737633][   T71] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.737806][   T71] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.738345][   T71] RSP: 0018:ffa00000004c7878 EFLAGS: 00010286
[   48.738500][   T71] RAX: 00000000ffffffa6 RBX: ff1100000a706580 RCX: 1ff4000000098ed5
[   48.738687][   T71] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a706638
[   48.738869][   T71] RBP: ff1100000b9ec000 R08: 1fe22000014e0cc8 R09: ff11000008cbaed0
[   48.739051][   T71] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   48.739271][   T71] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.739451][   T71] FS:  0000000000000000(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   48.739670][   T71] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.739825][   T71] CR2: 00007f3d6a46a2a0 CR3: 0000000031949003 CR4: 0000000000771ef0
[   48.740006][   T71] PKRU: 55555554
[   48.740097][   T71] Call Trace:
[   48.740192][   T71]  <TASK>
[   48.740254][   T71]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.740470][   T71]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.740622][   T71]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.740754][   T71]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   48.740879][   T71]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   48.741002][   T71]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.741124][   T71]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   48.741251][   T71]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.741370][   T71]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.741491][   T71]  cleanup_net (net/core/net_namespace.c:702)
[   48.741613][   T71]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.741737][   T71]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.741859][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.741981][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.742102][   T71]  process_one_work (kernel/workqueue.c:3314)
[   48.742231][   T71]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.742354][   T71]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.742477][   T71]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.742601][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.742731][   T71]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   48.742853][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.742974][   T71]  kthread (kernel/kthread.c:436)
[   48.743070][   T71]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.743224][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.743347][   T71]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.743466][   T71]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.743615][   T71]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.743746][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.743865][   T71]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.745023][   T71] ---[ end trace 0000000000000000 ]---
| [   48.751987][ T1001] ------------[ cut here ]------------
| [   48.752164][ T1001] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1001
| [   48.752685][ T1001] Tainted: [W]=WARN
[   48.752787][ T1001] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.752954][ T1001] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.753121][ T1001] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.753585][ T1001] RSP: 0018:ffa0000002247020 EFLAGS: 00010286
[   48.753759][ T1001] RAX: 00000000ffffffa6 RBX: ff1100000a707380 RCX: 1ff4000000448dca
[   48.753954][ T1001] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a707438
[   48.754151][ T1001] RBP: ff110000089a9000 R08: 1fe22000014e0e88 R09: ff1100000cd68b58
[   48.754344][ T1001] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   48.754536][ T1001] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000089a9ce1
[   48.754741][ T1001] FS:  00007f2c34605840(0000) GS:ff110000a8930000(0000) knlGS:0000000000000000
[   48.754967][ T1001] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.755130][ T1001] CR2: 000000001970d988 CR3: 000000000bb1c002 CR4: 0000000000771ef0
[   48.755330][ T1001] PKRU: 55555554
[   48.755427][ T1001] Call Trace:
[   48.755524][ T1001]  <TASK>
[   48.755591][ T1001]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.755732][ T1001]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.755832][ T1001]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.755962][ T1001]  __dev_notify_flags (net/core/dev.c:9787)
[   48.756094][ T1001]  ? netif_change_name (net/core/dev.c:1495)
[   48.756230][ T1001]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   48.756361][ T1001]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   48.756492][ T1001]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.756622][ T1001]  ? 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))
[   48.756791][ T1001]  netif_change_flags (net/core/dev.c:9820)
[   48.756928][ T1001]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.757059][ T1001]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.757196][ T1001]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.757357][ T1001]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.757486][ T1001]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.757615][ T1001]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.757760][ T1001]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.757890][ T1001]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.758022][ T1001]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.758152][ T1001]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.758283][ T1001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.758412][ T1001]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.758540][ T1001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.758675][ T1001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.758808][ T1001]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.758937][ T1001]  ? __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)
[   48.759067][ T1001]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.759202][ T1001]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.759334][ T1001]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.759466][ T1001]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.759599][ T1001]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.759742][ T1001]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.759872][ T1001]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.760001][ T1001]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.760134][ T1001]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.760268][ T1001]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.760397][ T1001]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.760526][ T1001]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.760657][ T1001]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.760797][ T1001]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.760927][ T1001]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.761056][ T1001]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.761189][ T1001]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.761320][ T1001]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.761451][ T1001]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.761581][ T1001]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.761715][ T1001]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.761845][ T1001]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.761978][ T1001]  ? 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))
[   48.762107][ T1001]  ? 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))
[   48.762243][ T1001]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.762374][ T1001]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.762504][ T1001]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.762636][ T1001]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.762775][ T1001]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.762905][ T1001]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.763034][ T1001]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.763169][ T1001]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.763298][ T1001]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.763461][ T1001]  ? move_addr_to_kernel (net/socket.c:258)
[   48.763591][ T1001]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.763728][ T1001]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.763858][ T1001]  ___sys_sendmsg (net/socket.c:2752)
[   48.763987][ T1001]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.764152][ T1001]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.764292][ T1001]  __sys_sendmsg (net/socket.c:2784)
[   48.764422][ T1001]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.764551][ T1001]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.764720][ T1001]  ? 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)
[   48.764849][ T1001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.764980][ T1001]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.765109][ T1001]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.765247][ T1001]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.765377][ T1001]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.765537][ T1001] RIP: 0033:0x7f2c3483f08e
[   48.765676][ T1001] 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
[   48.766144][ T1001] RSP: 002b:00007fffb1e3fd60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.766350][ T1001] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2c3483f08e
[   48.766542][ T1001] RDX: 0000000000000000 RSI: 00007fffb1e3fe10 RDI: 0000000000000005
[   48.766749][ T1001] RBP: 00007fffb1e3fd70 R08: 0000000000000000 R09: 0000000000000000
[   48.766945][ T1001] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d666
[   48.767144][ T1001] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb1e404e0
| [   48.768443][ T1001] ---[ end trace 0000000000000000 ]---
| [   48.826309][ T1002] ------------[ cut here ]------------
| [   48.826484][ T1002] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ovpn-cli/1002
| [   48.827102][ T1002] Tainted: [W]=WARN
[   48.827254][ T1002] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.827457][ T1002] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.827666][ 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
[   48.828169][ T1002] RSP: 0018:ffa0000002257188 EFLAGS: 00010286
[   48.828371][ T1002] RAX: 00000000ffffffa6 RBX: ff11000018bf6040 RCX: 1ff400000044adf7
[   48.828602][ T1002] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000018bf60f8
[   48.828851][ T1002] RBP: ff110000089a9000 R08: 1fe220000317ec20 R09: ff11000018a00b58
[   48.829081][ T1002] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   48.829323][ T1002] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.829556][ T1002] FS:  00007fc7f7599ec0(0000) GS:ff110000a89b0000(0000) knlGS:0000000000000000
[   48.829838][ T1002] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.830043][ T1002] CR2: 00007fc7f78fa004 CR3: 000000000ec2c003 CR4: 0000000000771ef0
[   48.830287][ T1002] PKRU: 55555554
[   48.830426][ T1002] Call Trace:
[   48.830564][ T1002]  <TASK>
[   48.830679][ T1002]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.830897][ T1002]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.831096][ T1002]  ? 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)
[   48.831283][ T1002]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.831453][ T1002]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.831660][ T1002]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.831847][ T1002]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.832018][ T1002]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.832201][ T1002]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.832370][ T1002]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.832554][ T1002]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.832742][ T1002]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.832914][ T1002]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.833086][ T1002]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.833270][ T1002]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.833439][ T1002]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.833609][ T1002]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.833795][ T1002]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.833966][ T1002]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.834151][ T1002]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.834325][ T1002]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.834494][ T1002]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.834664][ T1002]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.834848][ T1002]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.835019][ T1002]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.835203][ T1002]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.835374][ T1002]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   48.835543][ T1002]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.835735][ 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))
[   48.835906][ 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))
[   48.836079][ T1002]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.836262][ T1002]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.836431][ T1002]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.836601][ T1002]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.836789][ T1002]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.836963][ T1002]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.837151][ T1002]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.837320][ T1002]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.837489][ T1002]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.837693][ T1002]  ? move_addr_to_kernel (net/socket.c:258)
[   48.837871][ T1002]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.838044][ T1002]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.838260][ T1002]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.838429][ T1002]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.838630][ T1002]  ___sys_sendmsg (net/socket.c:2752)
[   48.838815][ T1002]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.838987][ T1002]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.839176][ T1002]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   48.839346][ T1002]  ? do_getsockname (net/socket.c:2192)
[   48.839518][ T1002]  __sys_sendmsg (net/socket.c:2784)
[   48.839695][ T1002]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.839877][ T1002]  ? __sys_getsockname (net/socket.c:2210)
[   48.840050][ T1002]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.840234][ T1002]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.840404][ T1002]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.840575][ T1002]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.840762][ T1002]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.840965][ T1002] RIP: 0033:0x7fc7f764e08e
[   48.841155][ 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
[   48.841637][ T1002] RSP: 002b:00007ffe135e6f90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.841885][ T1002] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc7f764e08e
[   48.842118][ T1002] RDX: 0000000000000000 RSI: 00007ffe135e7010 RDI: 0000000000000005
[   48.842360][ T1002] RBP: 00007ffe135e6fa0 R08: 0000000000000000 R09: 0000000000000000
[   48.842590][ T1002] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe135eb718
[   48.842837][ T1002] R13: 0000000000000003 R14: 00007fc7f793a000 R15: 000000000040bda8
| [   48.844430][ T1002] ---[ end trace 0000000000000000 ]---
| [   48.880624][   T71] ------------[ cut here ]------------
| [   48.880770][   T71] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/71
| [   48.881290][   T71] Tainted: [W]=WARN
[   48.881381][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.881529][   T71] Workqueue: netns cleanup_net
[   48.881653][   T71] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.881818][   T71] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.882243][   T71] RSP: 0018:ffa00000004c7938 EFLAGS: 00010286
[   48.882398][   T71] RAX: 00000000ffffffa6 RBX: ff11000019242040 RCX: 1ff4000000098eed
[   48.882576][   T71] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000192420f8
[   48.882763][   T71] RBP: ff1100000b0a4000 R08: 1fe2200003248420 R09: ff11000008cbaed0
[   48.882950][   T71] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   48.883130][   T71] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.883316][   T71] FS:  0000000000000000(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   48.883530][   T71] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.883682][   T71] CR2: 00007f3d6a46a2a0 CR3: 0000000031949003 CR4: 0000000000771ef0
[   48.883867][   T71] PKRU: 55555554
[   48.883957][   T71] Call Trace:
[   48.884051][   T71]  <TASK>
[   48.884113][   T71]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.884268][   T71]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.884416][   T71]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   48.884536][   T71]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   48.884656][   T71]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.884785][   T71]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   48.884904][   T71]  ? 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)
[   48.885023][   T71]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   48.885149][   T71]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.885267][   T71]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.885388][   T71]  cleanup_net (net/core/net_namespace.c:702)
[   48.885507][   T71]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.885624][   T71]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.885754][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.885871][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.885991][   T71]  process_one_work (kernel/workqueue.c:3314)
[   48.886111][   T71]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.886237][   T71]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.886359][   T71]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.886478][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.886597][   T71]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   48.886726][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.886844][   T71]  kthread (kernel/kthread.c:436)
[   48.886933][   T71]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.887080][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.887204][   T71]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.887324][   T71]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.887472][   T71]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.887590][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.887718][   T71]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.888846][   T71] ---[ end trace 0000000000000000 ]---
| [   48.900908][   T71] ------------[ cut here ]------------
| [   48.901033][   T71] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/71
| [   48.901552][   T71] Tainted: [W]=WARN
[   48.901643][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.901802][   T71] Workqueue: netns cleanup_net
[   48.901931][   T71] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.902088][   T71] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.902542][   T71] RSP: 0018:ffa00000004c7878 EFLAGS: 00010286
[   48.902703][   T71] RAX: 00000000ffffffa6 RBX: ff110000192431c0 RCX: 1ff4000000098ed5
[   48.902886][   T71] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000019243278
[   48.903065][   T71] RBP: ff1100000c2c9000 R08: 1fe2200003248650 R09: ff11000008cbaed0
[   48.903250][   T71] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   48.903429][   T71] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.903609][   T71] FS:  0000000000000000(0000) GS:ff110000a8a30000(0000) knlGS:0000000000000000
[   48.903830][   T71] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.903986][   T71] CR2: 00007f3d6a46a2a0 CR3: 0000000031949003 CR4: 0000000000771ef0
[   48.904172][   T71] PKRU: 55555554
[   48.904261][   T71] Call Trace:
[   48.904350][   T71]  <TASK>
[   48.904411][   T71]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.904568][   T71]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.904730][   T71]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.904852][   T71]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   48.904977][   T71]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   48.905096][   T71]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.905224][   T71]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   48.905345][   T71]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   48.905464][   T71]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.905586][   T71]  cleanup_net (net/core/net_namespace.c:702)
[   48.905715][   T71]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.905837][   T71]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.905959][   T71]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.906078][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.906207][   T71]  process_one_work (kernel/workqueue.c:3314)
[   48.906329][   T71]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.906448][   T71]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.906571][   T71]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.906699][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.906824][   T71]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   48.906947][   T71]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.907067][   T71]  kthread (kernel/kthread.c:436)
[   48.907162][   T71]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.907312][   T71]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.907433][   T71]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.907554][   T71]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.907710][   T71]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.907832][   T71]  ? 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