======================================
| 0
| xx__-> [   12.788122][  T193] ------------[ cut here ]------------
| [   12.788337][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/193
| [   12.788946][  T193] Tainted: [W]=WARN
[   12.789254][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.789441][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.789629][  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
[   12.790191][  T193] RSP: 0018:ffa0000000567ab0 EFLAGS: 00010286
[   12.790384][  T193] RAX: 00000000ffffffa6 RBX: ff110000105db000 RCX: 1ff40000000acf1c
[   12.790600][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000105db0b8
[   12.790818][  T193] RBP: ff1100001394c000 R08: 1fe22000020bb618 R09: ff110000123f2e80
[   12.791044][  T193] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   12.791258][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001394c000
[   12.791473][  T193] FS:  00007f8f52922840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   12.791727][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.791913][  T193] CR2: 0000000000479648 CR3: 000000001049c001 CR4: 0000000000771ef0
[   12.792153][  T193] PKRU: 55555554
[   12.792259][  T193] Call Trace:
[   12.792365][  T193]  <TASK>
[   12.792439][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.792586][  T193]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.792738][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.792849][  T193]  register_netdevice (net/core/dev.c:11488)
[   12.793009][  T193]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   12.793191][  T193]  register_netdev (net/core/dev.c:11552)
[   12.793335][  T193]  loopback_net_init (drivers/net/loopback.c:218)
[   12.793479][  T193]  ops_init (net/core/net_namespace.c:137)
[   12.793589][  T193]  setup_net (net/core/net_namespace.c:446)
[   12.793699][  T193]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   12.793847][  T193]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   12.794003][  T193]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   12.794154][  T193]  copy_net_ns (net/core/net_namespace.c:579)
[   12.794301][  T193]  create_new_namespaces (kernel/nsproxy.c:132)
[   12.794453][  T193]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   12.794598][  T193]  ksys_unshare (kernel/fork.c:3243)
[   12.794748][  T193]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   12.794896][  T193]  ? __ia32_sys_open (fs/open.c:1374)
[   12.795054][  T193]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   12.795198][  T193]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   12.795343][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.795486][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.795631][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.795780][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.795974][  T193] RIP: 0033:0x7f8f52be4bcb
[   12.796125][  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
[   12.796637][  T193] RSP: 002b:00007fff242518e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   12.796861][  T193] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f52be4bcb
[   12.797088][  T193] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   12.797302][  T193] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[   12.797522][  T193] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff24253b10
[   12.797744][  T193] R13: 0000000000000001 R14: 00007f8f529226f8 R15: 00007fff2425589d
| [   12.799222][  T193] ---[ end trace 0000000000000000 ]---
| [   12.802851][  T193] ------------[ cut here ]------------
| [   12.803023][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/193
| [   12.803567][  T193] Tainted: [W]=WARN
[   12.803677][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.803861][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.804172][  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
[   12.804691][  T193] RSP: 0018:ffa0000000567a98 EFLAGS: 00010286
[   12.804880][  T193] RAX: 00000000ffffffa6 RBX: ff11000004fba3c0 RCX: 1ff40000000acf19
[   12.805107][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004fba478
[   12.805319][  T193] RBP: ff110000134b9000 R08: 1fe22000009f7490 R09: ff110000123f2e80
[   12.805532][  T193] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   12.805746][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000134b9000
[   12.805962][  T193] FS:  00007f8f52922840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   12.806221][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.806407][  T193] CR2: 0000000000479648 CR3: 000000001049c001 CR4: 0000000000771ef0
[   12.806621][  T193] PKRU: 55555554
[   12.806728][  T193] Call Trace:
[   12.806841][  T193]  <TASK>
[   12.806916][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.807073][  T193]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.807218][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.807327][  T193]  register_netdevice (net/core/dev.c:11488)
[   12.807473][  T193]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   12.807649][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.807797][  T193]  register_netdev (net/core/dev.c:11552)
[   12.807940][  T193]  sit_init_net (net/ipv6/sit.c:1860)
[   12.808094][  T193]  ops_init (net/core/net_namespace.c:137)
[   12.808203][  T193]  setup_net (net/core/net_namespace.c:446)
[   12.808313][  T193]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   12.808455][  T193]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   12.808599][  T193]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   12.808747][  T193]  copy_net_ns (net/core/net_namespace.c:579)
[   12.808893][  T193]  create_new_namespaces (kernel/nsproxy.c:132)
[   12.809051][  T193]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   12.809195][  T193]  ksys_unshare (kernel/fork.c:3243)
[   12.809341][  T193]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   12.809486][  T193]  ? __ia32_sys_open (fs/open.c:1374)
[   12.809631][  T193]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   12.809777][  T193]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   12.809922][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.810081][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.810224][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.810366][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.810545][  T193] RIP: 0033:0x7f8f52be4bcb
[   12.810693][  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
[   12.811217][  T193] RSP: 002b:00007fff242518e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   12.811437][  T193] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f52be4bcb
[   12.811654][  T193] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   12.811873][  T193] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[   12.812096][  T193] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff24253b10
[   12.812308][  T193] R13: 0000000000000001 R14: 00007f8f529226f8 R15: 00007fff2425589d
| [   12.813790][  T193] ---[ end trace 0000000000000000 ]---
| [   12.900880][  T197] ------------[ cut here ]------------
| [   12.901195][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/197
| [   12.902138][  T197] Tainted: [W]=WARN
[   12.902350][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.902668][  T197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.903027][  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
[   12.903842][  T197] RSP: 0018:ffa0000000887ab0 EFLAGS: 00010286
[   12.904191][  T197] RAX: 00000000ffffffa6 RBX: ff11000004fbac80 RCX: 1ff4000000110f1c
[   12.904570][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004fbad38
[   12.904940][  T197] RBP: ff11000013384000 R08: 1fe22000009f75a8 R09: ff11000014492e80
[   12.905335][  T197] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   12.905702][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013384000
[   12.906099][  T197] FS:  00007fc2cadb4840(0000) GS:ff110000a9db0000(0000) knlGS:0000000000000000
[   12.906527][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.906856][  T197] CR2: 00007fc2cafc0690 CR3: 0000000013029001 CR4: 0000000000771ef0
[   12.907252][  T197] PKRU: 55555554
[   12.907417][  T197] Call Trace:
[   12.907599][  T197]  <TASK>
[   12.907764][  T197]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.908059][  T197]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.908331][  T197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.908545][  T197]  register_netdevice (net/core/dev.c:11488)
[   12.908815][  T197]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   12.909163][  T197]  register_netdev (net/core/dev.c:11552)
[   12.909431][  T197]  loopback_net_init (drivers/net/loopback.c:218)
[   12.909705][  T197]  ops_init (net/core/net_namespace.c:137)
[   12.909924][  T197]  setup_net (net/core/net_namespace.c:446)
[   12.910165][  T197]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   12.910430][  T197]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   12.910705][  T197]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   12.911008][  T197]  copy_net_ns (net/core/net_namespace.c:579)
[   12.911283][  T197]  create_new_namespaces (kernel/nsproxy.c:132)
[   12.911555][  T197]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   12.911821][  T197]  ksys_unshare (kernel/fork.c:3243)
[   12.912118][  T197]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   12.912371][  T197]  ? __ia32_sys_open (fs/open.c:1374)
[   12.912637][  T197]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   12.912908][  T197]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   12.913200][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.913470][  T197]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.913750][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.914046][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.914365][  T197] RIP: 0033:0x7fc2cb076bcb
[   12.914646][  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
[   12.915504][  T197] RSP: 002b:00007ffe0401d048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   12.915885][  T197] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc2cb076bcb
[   12.916296][  T197] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   12.916674][  T197] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   12.917071][  T197] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe0401f270
[   12.917451][  T197] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0402089d
| [   12.920057][  T197] ---[ end trace 0000000000000000 ]---
| [   12.925754][  T197] ------------[ cut here ]------------
| [   12.926036][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/197
| [   12.926991][  T197] Tainted: [W]=WARN
[   12.927205][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.927528][  T197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.927852][  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
[   12.928696][  T197] RSP: 0018:ffa0000000887a98 EFLAGS: 00010286
[   12.929039][  T197] RAX: 00000000ffffffa6 RBX: ff11000013288580 RCX: 1ff4000000110f19
[   12.929411][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013288638
[   12.929777][  T197] RBP: ff11000013351000 R08: 1fe22000026510c8 R09: ff11000014492e80
[   12.930191][  T197] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   12.930578][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013351000
[   12.930992][  T197] FS:  00007fc2cadb4840(0000) GS:ff110000a9db0000(0000) knlGS:0000000000000000
[   12.931440][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.931771][  T197] CR2: 00007fc2cafc0690 CR3: 0000000013029001 CR4: 0000000000771ef0
[   12.932175][  T197] PKRU: 55555554
[   12.932393][  T197] Call Trace:
[   12.932604][  T197]  <TASK>
[   12.932771][  T197]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.933061][  T197]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.933334][  T197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.933559][  T197]  register_netdevice (net/core/dev.c:11488)
[   12.933840][  T197]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   12.934200][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.934482][  T197]  register_netdev (net/core/dev.c:11552)
[   12.934760][  T197]  sit_init_net (net/ipv6/sit.c:1860)
[   12.935062][  T197]  ops_init (net/core/net_namespace.c:137)
[   12.935283][  T197]  setup_net (net/core/net_namespace.c:446)
[   12.935502][  T197]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   12.935770][  T197]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   12.936075][  T197]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   12.936355][  T197]  copy_net_ns (net/core/net_namespace.c:579)
[   12.936627][  T197]  create_new_namespaces (kernel/nsproxy.c:132)
[   12.936902][  T197]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   12.937193][  T197]  ksys_unshare (kernel/fork.c:3243)
[   12.937459][  T197]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   12.937742][  T197]  ? __ia32_sys_open (fs/open.c:1374)
[   12.938047][  T197]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   12.938319][  T197]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   12.938597][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.938869][  T197]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.939173][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.939449][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.939774][  T197] RIP: 0033:0x7fc2cb076bcb
[   12.940087][  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
[   12.940904][  T197] RSP: 002b:00007ffe0401d048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   12.941300][  T197] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc2cb076bcb
[   12.941645][  T197] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   12.942015][  T197] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   12.942423][  T197] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe0401f270
[   12.942739][  T197] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0402089d
| [   12.944590][  T197] ---[ end trace 0000000000000000 ]---
| [   13.017807][  T201] ------------[ cut here ]------------
| [   13.018040][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/201
| [   13.018688][  T201] Tainted: [W]=WARN
[   13.018857][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.019107][  T201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.019342][  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
[   13.019909][  T201] RSP: 0018:ffa00000008b7ab0 EFLAGS: 00010286
[   13.020162][  T201] RAX: 00000000ffffffa6 RBX: ff110000132883c0 RCX: 1ff4000000116f1c
[   13.020425][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013288478
[   13.020691][  T201] RBP: ff1100001344c000 R08: 1fe2200002651090 R09: ff11000014498b80
[   13.020995][  T201] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   13.021262][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001344c000
[   13.021526][  T201] FS:  00007f19b212a840(0000) GS:ff110000a9db0000(0000) knlGS:0000000000000000
[   13.021840][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.022092][  T201] CR2: 00007f19b232bc20 CR3: 0000000013080005 CR4: 0000000000771ef0
[   13.022355][  T201] PKRU: 55555554
[   13.022510][  T201] Call Trace:
[   13.022665][  T201]  <TASK>
[   13.022796][  T201]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.023009][  T201]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.023206][  T201]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.023366][  T201]  register_netdevice (net/core/dev.c:11488)
[   13.023560][  T201]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   13.023799][  T201]  register_netdev (net/core/dev.c:11552)
[   13.024013][  T201]  loopback_net_init (drivers/net/loopback.c:218)
[   13.024212][  T201]  ops_init (net/core/net_namespace.c:137)
[   13.024371][  T201]  setup_net (net/core/net_namespace.c:446)
[   13.024529][  T201]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   13.024723][  T201]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   13.024927][  T201]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   13.025142][  T201]  copy_net_ns (net/core/net_namespace.c:579)
[   13.025335][  T201]  create_new_namespaces (kernel/nsproxy.c:132)
[   13.025529][  T201]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   13.025722][  T201]  ksys_unshare (kernel/fork.c:3243)
[   13.025930][  T201]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   13.026140][  T201]  ? __ia32_sys_open (fs/open.c:1374)
[   13.026334][  T201]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   13.026526][  T201]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   13.026717][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.026915][  T201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.027128][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.027324][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.027556][  T201] RIP: 0033:0x7f19b23ecbcb
[   13.027760][  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
[   13.028343][  T201] RSP: 002b:00007ffd44b19238 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   13.028606][  T201] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f19b23ecbcb
[   13.028884][  T201] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   13.029166][  T201] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   13.029429][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd44b1b460
[   13.029691][  T201] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd44b1b89d
| [   13.031584][  T201] ---[ end trace 0000000000000000 ]---
| [   13.035211][  T201] ------------[ cut here ]------------
| [   13.035400][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/201
| [   13.036058][  T201] Tainted: [W]=WARN
[   13.036213][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.036440][  T201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.036674][  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
[   13.037261][  T201] RSP: 0018:ffa00000008b7a98 EFLAGS: 00010286
[   13.037489][  T201] RAX: 00000000ffffffa6 RBX: ff110000105d9c40 RCX: 1ff4000000116f19
[   13.037751][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000105d9cf8
[   13.038037][  T201] RBP: ff11000013701000 R08: 1fe22000020bb3a0 R09: ff11000014498b80
[   13.038297][  T201] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   13.038556][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013701000
[   13.038828][  T201] FS:  00007f19b212a840(0000) GS:ff110000a9db0000(0000) knlGS:0000000000000000
[   13.039148][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.039377][  T201] CR2: 00007f19b232bc20 CR3: 0000000013080005 CR4: 0000000000771ef0
[   13.039635][  T201] PKRU: 55555554
[   13.039796][  T201] Call Trace:
[   13.039951][  T201]  <TASK>
[   13.040095][  T201]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.040285][  T201]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.040474][  T201]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.040633][  T201]  register_netdevice (net/core/dev.c:11488)
[   13.040835][  T201]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   13.041082][  T201]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   13.041273][  T201]  register_netdev (net/core/dev.c:11552)
[   13.041462][  T201]  sit_init_net (net/ipv6/sit.c:1860)
[   13.041655][  T201]  ops_init (net/core/net_namespace.c:137)
[   13.041822][  T201]  setup_net (net/core/net_namespace.c:446)
[   13.042002][  T201]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   13.042191][  T201]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   13.042380][  T201]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   13.042569][  T201]  copy_net_ns (net/core/net_namespace.c:579)
[   13.042765][  T201]  create_new_namespaces (kernel/nsproxy.c:132)
[   13.042960][  T201]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   13.043173][  T201]  ksys_unshare (kernel/fork.c:3243)
[   13.043367][  T201]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   13.043557][  T201]  ? __ia32_sys_open (fs/open.c:1374)
[   13.043752][  T201]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   13.043944][  T201]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   13.044156][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.044345][  T201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.044534][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.044725][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.044960][  T201] RIP: 0033:0x7f19b23ecbcb
[   13.045179][  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
[   13.045728][  T201] RSP: 002b:00007ffd44b19238 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   13.046023][  T201] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f19b23ecbcb
[   13.046283][  T201] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   13.046539][  T201] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   13.046809][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd44b1b460
[   13.047091][  T201] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd44b1b89d
| [   13.048906][  T201] ---[ end trace 0000000000000000 ]---
| [   13.127609][  T205] ------------[ cut here ]------------
| [   13.127786][  T205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/205
| [   13.128643][  T205] Tainted: [W]=WARN
[   13.128758][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.128938][  T205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.129134][  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
[   13.129642][  T205] RSP: 0018:ffa00000008e7ab0 EFLAGS: 00010286
[   13.129829][  T205] RAX: 00000000ffffffa6 RBX: ff110000105d83c0 RCX: 1ff400000011cf1c
[   13.130054][  T205] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000105d8478
[   13.130269][  T205] RBP: ff110000139bc000 R08: 1fe22000020bb090 R09: ff11000013a20b80
[   13.130503][  T205] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   13.130717][  T205] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000139bc000
[   13.130957][  T205] FS:  00007f3a7d973840(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   13.131222][  T205] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.131404][  T205] CR2: 00007f3a7db7a430 CR3: 0000000004c72005 CR4: 0000000000771ef0
[   13.131620][  T205] PKRU: 55555554
[   13.131729][  T205] Call Trace:
[   13.131842][  T205]  <TASK>
[   13.131916][  T205]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.132073][  T205]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.132218][  T205]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.132327][  T205]  register_netdevice (net/core/dev.c:11488)
[   13.132472][  T205]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   13.132653][  T205]  register_netdev (net/core/dev.c:11552)
[   13.132806][  T205]  loopback_net_init (drivers/net/loopback.c:218)
[   13.132956][  T205]  ops_init (net/core/net_namespace.c:137)
[   13.133078][  T205]  setup_net (net/core/net_namespace.c:446)
[   13.133186][  T205]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   13.133330][  T205]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   13.133473][  T205]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   13.133619][  T205]  copy_net_ns (net/core/net_namespace.c:579)
[   13.133773][  T205]  create_new_namespaces (kernel/nsproxy.c:132)
[   13.133920][  T205]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   13.134077][  T205]  ksys_unshare (kernel/fork.c:3243)
[   13.134222][  T205]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   13.134366][  T205]  ? __ia32_sys_open (fs/open.c:1374)
[   13.134512][  T205]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   13.134655][  T205]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   13.134805][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.134952][  T205]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.135110][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.135254][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.135431][  T205] RIP: 0033:0x7f3a7dc35bcb
[   13.135581][  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
[   13.136138][  T205] RSP: 002b:00007ffd0a35fff8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   13.136355][  T205] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3a7dc35bcb
[   13.136570][  T205] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   13.136787][  T205] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   13.137017][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd0a362220
[   13.137234][  T205] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd0a36289d
| [   13.138682][  T205] ---[ end trace 0000000000000000 ]---
| [   13.149245][  T205] ------------[ cut here ]------------
| [   13.149403][  T205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/205
| [   13.149945][  T205] Tainted: [W]=WARN
[   13.150064][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.150243][  T205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.150428][  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
[   13.150942][  T205] RSP: 0018:ffa00000008e7a98 EFLAGS: 00010286
[   13.151127][  T205] RAX: 00000000ffffffa6 RBX: ff11000004caec80 RCX: 1ff400000011cf19
[   13.151340][  T205] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004caed38
[   13.151554][  T205] RBP: ff11000013b71000 R08: 1fe2200000995da8 R09: ff11000013a20b80
[   13.151770][  T205] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   13.151990][  T205] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013b71000
[   13.152203][  T205] FS:  00007f3a7d973840(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   13.152452][  T205] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.152631][  T205] CR2: 00007f3a7db7a430 CR3: 0000000004c72005 CR4: 0000000000771ef0
[   13.152850][  T205] PKRU: 55555554
[   13.152956][  T205] Call Trace:
[   13.153075][  T205]  <TASK>
[   13.153148][  T205]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.153291][  T205]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.153432][  T205]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.153539][  T205]  register_netdevice (net/core/dev.c:11488)
[   13.153682][  T205]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   13.153865][  T205]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   13.154021][  T205]  register_netdev (net/core/dev.c:11552)
[   13.154164][  T205]  sit_init_net (net/ipv6/sit.c:1860)
[   13.154308][  T205]  ops_init (net/core/net_namespace.c:137)
[   13.154416][  T205]  setup_net (net/core/net_namespace.c:446)
[   13.154524][  T205]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   13.154666][  T205]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   13.154812][  T205]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   13.155074][  T205]  copy_net_ns (net/core/net_namespace.c:579)
[   13.155216][  T205]  create_new_namespaces (kernel/nsproxy.c:132)
[   13.155361][  T205]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   13.155503][  T205]  ksys_unshare (kernel/fork.c:3243)
[   13.155745][  T205]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   13.155888][  T205]  ? __ia32_sys_open (fs/open.c:1374)
[   13.156043][  T205]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   13.156187][  T205]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   13.156425][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.156566][  T205]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.156708][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.156854][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.157138][  T205] RIP: 0033:0x7f3a7dc35bcb
[   13.157286][  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
[   13.157899][  T205] RSP: 002b:00007ffd0a35fff8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   13.158126][  T205] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3a7dc35bcb
[   13.158435][  T205] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   13.158646][  T205] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   13.158861][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd0a362220
[   13.159083][  T205] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd0a36289d
| [   13.160685][  T205] ---[ end trace 0000000000000000 ]---
| [   13.220264][  T209] ------------[ cut here ]------------
| [   13.220436][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/209
| [   13.221379][  T209] Tainted: [W]=WARN
[   13.221490][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.221668][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.221855][  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
[   13.222369][  T209] RSP: 0018:ffa00000008a7ab0 EFLAGS: 00010286
[   13.222548][  T209] RAX: 00000000ffffffa6 RBX: ff11000010ca4200 RCX: 1ff4000000114f1c
[   13.222767][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010ca42b8
[   13.222987][  T209] RBP: ff11000013304000 R08: 1fe2200002194858 R09: ff110000138b5180
[   13.223198][  T209] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   13.223411][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013304000
[   13.223622][  T209] FS:  00007fd77c3f1840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   13.223877][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.224067][  T209] CR2: 00007fd77c5f8430 CR3: 0000000012397004 CR4: 0000000000771ef0
[   13.224280][  T209] PKRU: 55555554
[   13.224386][  T209] Call Trace:
[   13.224494][  T209]  <TASK>
[   13.224566][  T209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.224709][  T209]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.224852][  T209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.224960][  T209]  register_netdevice (net/core/dev.c:11488)
[   13.225113][  T209]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   13.225294][  T209]  register_netdev (net/core/dev.c:11552)
[   13.225436][  T209]  loopback_net_init (drivers/net/loopback.c:218)
[   13.225580][  T209]  ops_init (net/core/net_namespace.c:137)
[   13.225688][  T209]  setup_net (net/core/net_namespace.c:446)
[   13.225800][  T209]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   13.225941][  T209]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   13.226111][  T209]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   13.226254][  T209]  copy_net_ns (net/core/net_namespace.c:579)
[   13.226398][  T209]  create_new_namespaces (kernel/nsproxy.c:132)
[   13.226542][  T209]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   13.226683][  T209]  ksys_unshare (kernel/fork.c:3243)
[   13.226830][  T209]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   13.226983][  T209]  ? __ia32_sys_open (fs/open.c:1374)
[   13.227132][  T209]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   13.227277][  T209]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   13.227419][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.227559][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.227701][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.227848][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.228037][  T209] RIP: 0033:0x7fd77c6b3bcb
[   13.228186][  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
[   13.228693][  T209] RSP: 002b:00007ffffdda92f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   13.228912][  T209] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd77c6b3bcb
[   13.229139][  T209] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   13.229354][  T209] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   13.229567][  T209] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffffddab520
[   13.229783][  T209] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffffddab89d
| [   13.231220][  T209] ---[ end trace 0000000000000000 ]---
| [   13.234401][  T209] ------------[ cut here ]------------
| [   13.234547][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/209
| [   13.235233][  T209] Tainted: [W]=WARN
[   13.235342][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.235518][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.235702][  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
[   13.236217][  T209] RSP: 0018:ffa00000008a7a98 EFLAGS: 00010286
[   13.236395][  T209] RAX: 00000000ffffffa6 RBX: ff11000010ca5000 RCX: 1ff4000000114f19
[   13.236605][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010ca50b8
[   13.236817][  T209] RBP: ff11000004dd1000 R08: 1fe2200002194a18 R09: ff110000138b5180
[   13.237039][  T209] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   13.237249][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004dd1000
[   13.237458][  T209] FS:  00007fd77c3f1840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   13.237701][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.237882][  T209] CR2: 00007fd77c5f8430 CR3: 0000000012397004 CR4: 0000000000771ef0
[   13.238108][  T209] PKRU: 55555554
[   13.238214][  T209] Call Trace:
[   13.238319][  T209]  <TASK>
[   13.238391][  T209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.238531][  T209]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.238671][  T209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.238780][  T209]  register_netdevice (net/core/dev.c:11488)
[   13.239030][  T209]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   13.239209][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   13.239351][  T209]  register_netdev (net/core/dev.c:11552)
[   13.239491][  T209]  sit_init_net (net/ipv6/sit.c:1860)
[   13.239727][  T209]  ops_init (net/core/net_namespace.c:137)
[   13.239839][  T209]  setup_net (net/core/net_namespace.c:446)
[   13.239945][  T209]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   13.240097][  T209]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   13.240335][  T209]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   13.240477][  T209]  copy_net_ns (net/core/net_namespace.c:579)
[   13.240619][  T209]  create_new_namespaces (kernel/nsproxy.c:132)
[   13.240766][  T209]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   13.241015][  T209]  ksys_unshare (kernel/fork.c:3243)
[   13.241157][  T209]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   13.241297][  T209]  ? __ia32_sys_open (fs/open.c:1374)
[   13.241440][  T209]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   13.241676][  T209]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   13.241818][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.241959][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.242110][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.242346][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.242521][  T209] RIP: 0033:0x7fd77c6b3bcb
[   13.242668][  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
[   13.243284][  T209] RSP: 002b:00007ffffdda92f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   13.243495][  T209] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd77c6b3bcb
[   13.243809][  T209] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   13.244035][  T209] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   13.244245][  T209] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffffddab520
[   13.244550][  T209] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffffddab89d
| [   13.246173][  T209] ---[ end trace 0000000000000000 ]---
| [   13.321745][  T213] ------------[ cut here ]------------
| [   13.321918][  T213] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/213
| [   13.322475][  T213] Tainted: [W]=WARN
[   13.322582][  T213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.322767][  T213] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.322951][  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
[   13.323494][  T213] RSP: 0018:ffa0000000927ab0 EFLAGS: 00010286
[   13.323675][  T213] RAX: 00000000ffffffa6 RBX: ff11000010cc4580 RCX: 1ff4000000124f1c
[   13.323892][  T213] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010cc4638
[   13.324118][  T213] RBP: ff1100000f9e4000 R08: 1fe22000021988c8 R09: ff11000004a85180
[   13.324330][  T213] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   13.324542][  T213] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f9e4000
[   13.324759][  T213] FS:  00007f66be540840(0000) GS:ff110000a9d30000(0000) knlGS:0000000000000000
[   13.325020][  T213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.325199][  T213] CR2: 00007f66be747430 CR3: 00000000027c4001 CR4: 0000000000771ef0
[   13.325413][  T213] PKRU: 55555554
[   13.325520][  T213] Call Trace:
[   13.325631][  T213]  <TASK>
[   13.325704][  T213]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.325851][  T213]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.326007][  T213]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.326116][  T213]  register_netdevice (net/core/dev.c:11488)
[   13.326259][  T213]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   13.326440][  T213]  register_netdev (net/core/dev.c:11552)
[   13.326582][  T213]  loopback_net_init (drivers/net/loopback.c:218)
[   13.326726][  T213]  ops_init (net/core/net_namespace.c:137)
[   13.326840][  T213]  setup_net (net/core/net_namespace.c:446)
[   13.326949][  T213]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   13.327104][  T213]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   13.327245][  T213]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   13.327389][  T213]  copy_net_ns (net/core/net_namespace.c:579)
[   13.327533][  T213]  create_new_namespaces (kernel/nsproxy.c:132)
[   13.327677][  T213]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   13.327823][  T213]  ksys_unshare (kernel/fork.c:3243)
[   13.327977][  T213]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   13.328119][  T213]  ? __ia32_sys_open (fs/open.c:1374)
[   13.328263][  T213]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   13.328404][  T213]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   13.328546][  T213]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.328688][  T213]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.328843][  T213]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.329058][  T213]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.329238][  T213] RIP: 0033:0x7f66be802bcb
[   13.329387][  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
[   13.329894][  T213] RSP: 002b:00007ffce1506b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   13.330143][  T213] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f66be802bcb
[   13.330356][  T213] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   13.330566][  T213] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   13.330780][  T213] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffce1508db0
[   13.331003][  T213] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffce150a89d
| [   13.332415][  T213] ---[ end trace 0000000000000000 ]---
| [   13.335528][  T213] ------------[ cut here ]------------
| [   13.335672][  T213] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/213
| [   13.336213][  T213] Tainted: [W]=WARN
[   13.336318][  T213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.336494][  T213] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.336674][  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
[   13.337186][  T213] RSP: 0018:ffa0000000927a98 EFLAGS: 00010286
[   13.337362][  T213] RAX: 00000000ffffffa6 RBX: ff11000010cc5380 RCX: 1ff4000000124f19
[   13.337574][  T213] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010cc5438
[   13.337790][  T213] RBP: ff11000008231000 R08: 1fe2200002198a88 R09: ff11000004a85180
[   13.338009][  T213] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   13.338218][  T213] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008231000
[   13.338427][  T213] FS:  00007f66be540840(0000) GS:ff110000a9d30000(0000) knlGS:0000000000000000
[   13.338674][  T213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.338852][  T213] CR2: 00007f66be747430 CR3: 00000000027c4001 CR4: 0000000000771ef0
[   13.339073][  T213] PKRU: 55555554
[   13.339177][  T213] Call Trace:
[   13.339283][  T213]  <TASK>
[   13.339355][  T213]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.339495][  T213]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.339638][  T213]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.339747][  T213]  register_netdevice (net/core/dev.c:11488)
[   13.339890][  T213]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   13.340079][  T213]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   13.340221][  T213]  register_netdev (net/core/dev.c:11552)
[   13.340361][  T213]  sit_init_net (net/ipv6/sit.c:1860)
[   13.340596][  T213]  ops_init (net/core/net_namespace.c:137)
[   13.340706][  T213]  setup_net (net/core/net_namespace.c:446)
[   13.340815][  T213]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   13.340956][  T213]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   13.341223][  T213]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   13.341368][  T213]  copy_net_ns (net/core/net_namespace.c:579)
[   13.341509][  T213]  create_new_namespaces (kernel/nsproxy.c:132)
[   13.341651][  T213]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   13.341798][  T213]  ksys_unshare (kernel/fork.c:3243)
[   13.342046][  T213]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   13.342186][  T213]  ? __ia32_sys_open (fs/open.c:1374)
[   13.342327][  T213]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   13.342465][  T213]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   13.342697][  T213]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.342842][  T213]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.342993][  T213]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.343135][  T213]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.343416][  T213] RIP: 0033:0x7f66be802bcb
[   13.343561][  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
[   13.344177][  T213] RSP: 002b:00007ffce1506b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   13.344392][  T213] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f66be802bcb
[   13.344695][  T213] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   13.344906][  T213] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   13.345123][  T213] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffce1508db0
[   13.345427][  T213] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffce150a89d
| [   13.347020][  T213] ---[ end trace 0000000000000000 ]---
| [   13.413728][  T217] ------------[ cut here ]------------
| [   13.413894][  T217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/217
| [   13.414811][  T217] Tainted: [W]=WARN
[   13.414919][  T217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.415108][  T217] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.415296][  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
[   13.415812][  T217] RSP: 0018:ffa0000000957ab0 EFLAGS: 00010286
[   13.416002][  T217] RAX: 00000000ffffffa6 RBX: ff11000015cc4900 RCX: 1ff400000012af1c
[   13.416213][  T217] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015cc49b8
[   13.416424][  T217] RBP: ff11000010f09000 R08: 1fe2200002b98938 R09: ff11000013038b80
[   13.416658][  T217] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   13.416875][  T217] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f09000
[   13.417097][  T217] FS:  00007fb06522b840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   13.417343][  T217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.417520][  T217] CR2: 00007fb06542cc20 CR3: 0000000004e8b006 CR4: 0000000000771ef0
[   13.417734][  T217] PKRU: 55555554
[   13.417843][  T217] Call Trace:
[   13.417947][  T217]  <TASK>
[   13.418031][  T217]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.418172][  T217]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.418315][  T217]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.418422][  T217]  register_netdevice (net/core/dev.c:11488)
[   13.418564][  T217]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   13.418748][  T217]  register_netdev (net/core/dev.c:11552)
[   13.418890][  T217]  loopback_net_init (drivers/net/loopback.c:218)
[   13.419042][  T217]  ops_init (net/core/net_namespace.c:137)
[   13.419149][  T217]  setup_net (net/core/net_namespace.c:446)
[   13.419257][  T217]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   13.419399][  T217]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   13.419539][  T217]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   13.419683][  T217]  copy_net_ns (net/core/net_namespace.c:579)
[   13.419829][  T217]  create_new_namespaces (kernel/nsproxy.c:132)
[   13.419983][  T217]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   13.420125][  T217]  ksys_unshare (kernel/fork.c:3243)
[   13.420265][  T217]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   13.420406][  T217]  ? __ia32_sys_open (fs/open.c:1374)
[   13.420549][  T217]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   13.420688][  T217]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   13.420836][  T217]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.420985][  T217]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.421127][  T217]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.421267][  T217]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.421441][  T217] RIP: 0033:0x7fb0654edbcb
[   13.421591][  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
[   13.422109][  T217] RSP: 002b:00007ffdfac29498 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   13.422320][  T217] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb0654edbcb
[   13.422532][  T217] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   13.422745][  T217] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   13.422956][  T217] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdfac2b6c0
[   13.423178][  T217] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdfac2d89d
| [   13.424591][  T217] ---[ end trace 0000000000000000 ]---
| [   13.434900][  T217] ------------[ cut here ]------------
| [   13.435061][  T217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/217
| [   13.435591][  T217] Tainted: [W]=WARN
[   13.435701][  T217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.435885][  T217] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.436079][  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
[   13.436579][  T217] RSP: 0018:ffa0000000957a98 EFLAGS: 00010286
[   13.436764][  T217] RAX: 00000000ffffffa6 RBX: ff11000015cc5700 RCX: 1ff400000012af19
[   13.436985][  T217] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015cc57b8
[   13.437194][  T217] RBP: ff11000005ba1000 R08: 1fe2200002b98af8 R09: ff11000013038b80
[   13.437401][  T217] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   13.437611][  T217] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005ba1000
[   13.437827][  T217] FS:  00007fb06522b840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   13.438085][  T217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.438263][  T217] CR2: 00007fb06542cc20 CR3: 0000000004e8b006 CR4: 0000000000771ef0
[   13.438473][  T217] PKRU: 55555554
[   13.438579][  T217] Call Trace:
[   13.438686][  T217]  <TASK>
[   13.438763][  T217]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.438905][  T217]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.439115][  T217]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.439222][  T217]  register_netdevice (net/core/dev.c:11488)
[   13.439364][  T217]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   13.439538][  T217]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   13.439681][  T217]  register_netdev (net/core/dev.c:11552)
[   13.439826][  T217]  sit_init_net (net/ipv6/sit.c:1860)
[   13.440004][  T217]  ops_init (net/core/net_namespace.c:137)
[   13.440112][  T217]  setup_net (net/core/net_namespace.c:446)
[   13.440223][  T217]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   13.440364][  T217]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   13.440504][  T217]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   13.440647][  T217]  copy_net_ns (net/core/net_namespace.c:579)
[   13.440791][  T217]  create_new_namespaces (kernel/nsproxy.c:132)
[   13.440933][  T217]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   13.441084][  T217]  ksys_unshare (kernel/fork.c:3243)
[   13.441224][  T217]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   13.441363][  T217]  ? __ia32_sys_open (fs/open.c:1374)
[   13.441505][  T217]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   13.441645][  T217]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   13.441790][  T217]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.441930][  T217]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.442080][  T217]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.442226][  T217]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.442398][  T217] RIP: 0033:0x7fb0654edbcb
[   13.442544][  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
[   13.443056][  T217] RSP: 002b:00007ffdfac29498 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   13.443268][  T217] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb0654edbcb
[   13.443477][  T217] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   13.443687][  T217] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   13.443902][  T217] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdfac2b6c0
[   13.444120][  T217] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdfac2d89d
| [   13.445525][  T217] ---[ end trace 0000000000000000 ]---
| [   17.639039][  T276] ------------[ cut here ]------------
| [   17.639321][  T276] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/276
| [   17.640022][  T276] Tainted: [W]=WARN
[   17.640186][  T276] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.640420][  T276] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.640665][  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
[   17.641330][  T276] RSP: 0018:ffa0000000ad6e20 EFLAGS: 00010286
[   17.641565][  T276] RAX: 00000000ffffffa6 RBX: ff110000105da900 RCX: 1ff400000015ad8a
[   17.641843][  T276] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000105da9b8
[   17.642182][  T276] RBP: ff110000057fc000 R08: 1fe22000020bb538 R09: ff1100001346ae80
[   17.642453][  T276] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   17.642779][  T276] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000121efc08
[   17.643075][  T276] FS:  00007fc8d5ea5840(0000) GS:ff110000a9db0000(0000) knlGS:0000000000000000
[   17.643390][  T276] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.643626][  T276] CR2: 000000000042ebe0 CR3: 000000001a271001 CR4: 0000000000771ef0
[   17.643913][  T276] PKRU: 55555554
[   17.644106][  T276] Call Trace:
[   17.644264][  T276]  <TASK>
[   17.644389][  T276]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.644586][  T276]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.644750][  T276]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.644951][  T276]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.645162][  T276]  __dev_notify_flags (net/core/dev.c:9787)
[   17.645362][  T276]  ? netif_change_name (net/core/dev.c:1495)
[   17.645577][  T276]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   17.645789][  T276]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   17.646008][  T276]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   17.646205][  T276]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   17.646401][  T276]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   17.646596][  T276]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   17.646802][  T276]  veth_newlink (drivers/net/veth.c:1871)
[   17.647022][  T276]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   17.647220][  T276]  ? kasan_save_stack (mm/kasan/common.c:57)
[   17.647415][  T276]  ? kasan_save_track (mm/kasan/common.c:78)
[   17.647611][  T276]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   17.647833][  T276]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   17.648049][  T276]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   17.648248][  T276]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   17.648446][  T276]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   17.648646][  T276]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   17.648858][  T276]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   17.649087][  T276]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   17.649283][  T276]  ? __dev_get_by_name (net/core/dev.c:883)
[   17.649478][  T276]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   17.649679][  T276]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   17.649886][  T276]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.650104][  T276]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.650303][  T276]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.650498][  T276]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.650697][  T276]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.650902][  T276]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.651121][  T276]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.651330][  T276]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.651527][  T276]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.651795][  T276]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.652061][  T276]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.652336][  T276]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.652573][  T276]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.652849][  T276]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.653143][  T276]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.653421][  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))
[   17.653681][  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))
[   17.653998][  T276]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.654283][  T276]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.654563][  T276]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.654845][  T276]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.655152][  T276]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.655436][  T276]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.655722][  T276]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.656025][  T276]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.656302][  T276]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.656637][  T276]  ? move_addr_to_kernel (net/socket.c:258)
[   17.656923][  T276]  ___sys_sendmsg (net/socket.c:2752)
[   17.657231][  T276]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.657514][  T276]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.657848][  T276]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   17.658154][  T276]  __sys_sendmsg (net/socket.c:2784)
[   17.658436][  T276]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.658721][  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)
[   17.659016][  T276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.659295][  T276]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.659569][  T276]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.659839][  T276]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.660137][  T276]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.660466][  T276] RIP: 0033:0x7fc8d60df08e
[   17.660749][  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
[   17.661617][  T276] RSP: 002b:00007fff7de85d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.662026][  T276] RAX: ffffffffffffffda RBX: 00007fff7de864b8 RCX: 00007fc8d60df08e
[   17.662416][  T276] RDX: 0000000000000000 RSI: 00007fff7de85dc0 RDI: 0000000000000005
[   17.662808][  T276] RBP: 00007fff7de85d20 R08: 0000000000000000 R09: 0000000000000000
[   17.663215][  T276] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfeb
[   17.663599][  T276] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7de86480
| [   17.666298][  T276] ---[ end trace 0000000000000000 ]---
| [   17.686331][  T276] ------------[ cut here ]------------
| [   17.686512][  T276] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/276
| [   17.687090][  T276] Tainted: [W]=WARN
[   17.687203][  T276] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.687388][  T276] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.687583][  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
[   17.688139][  T276] RSP: 0018:ffa0000000ad71a0 EFLAGS: 00010286
[   17.688326][  T276] RAX: 00000000ffffffa6 RBX: ff11000004fbb000 RCX: 1ff400000015adfa
[   17.688546][  T276] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004fbb0b8
[   17.688770][  T276] RBP: ff11000010f01000 R08: 1fe22000009f7618 R09: ff1100001346ae80
[   17.689003][  T276] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   17.689226][  T276] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   17.689448][  T276] FS:  00007fc8d5ea5840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   17.689705][  T276] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.689893][  T276] CR2: 00007ffc15dc2618 CR3: 000000001a271002 CR4: 0000000000771ef0
[   17.690126][  T276] PKRU: 55555554
[   17.690236][  T276] Call Trace:
[   17.690347][  T276]  <TASK>
[   17.690423][  T276]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.690571][  T276]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.690682][  T276]  __dev_notify_flags (net/core/dev.c:9787)
[   17.690834][  T276]  ? netif_change_name (net/core/dev.c:1495)
[   17.690984][  T276]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   17.691146][  T276]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   17.691294][  T276]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   17.691442][  T276]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   17.691588][  T276]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   17.691736][  T276]  ? __dev_get_by_name (net/core/dev.c:883)
[   17.691883][  T276]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   17.692045][  T276]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   17.692192][  T276]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.692340][  T276]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.692487][  T276]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.692631][  T276]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.692783][  T276]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.692931][  T276]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.693088][  T276]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.693233][  T276]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.693380][  T276]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.693523][  T276]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.693673][  T276]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.693820][  T276]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.693972][  T276]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.694122][  T276]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.694267][  T276]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.694416][  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))
[   17.694559][  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))
[   17.694706][  T276]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.694856][  T276]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.695019][  T276]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.695167][  T276]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.695312][  T276]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.695457][  T276]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.695603][  T276]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.695750][  T276]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.695897][  T276]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.696088][  T276]  ? move_addr_to_kernel (net/socket.c:258)
[   17.696237][  T276]  ___sys_sendmsg (net/socket.c:2752)
[   17.696383][  T276]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.696531][  T276]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.696716][  T276]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   17.696869][  T276]  __sys_sendmsg (net/socket.c:2784)
[   17.697032][  T276]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.697180][  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)
[   17.697327][  T276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.697474][  T276]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.697621][  T276]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.697771][  T276]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.697918][  T276]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.698109][  T276] RIP: 0033:0x7fc8d60df08e
[   17.698263][  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
[   17.698785][  T276] RSP: 002b:00007fff7de85d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.699017][  T276] RAX: ffffffffffffffda RBX: 00007fff7de864b8 RCX: 00007fc8d60df08e
[   17.699237][  T276] RDX: 0000000000000000 RSI: 00007fff7de85dc0 RDI: 0000000000000005
[   17.699455][  T276] RBP: 00007fff7de85d20 R08: 0000000000000000 R09: 0000000000000000
[   17.699672][  T276] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfeb
[   17.699892][  T276] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7de86480
| [   17.705929][  T276] ip (276) used greatest stack depth: 23784 bytes left
| [   17.818297][  T279] ------------[ cut here ]------------
| [   17.818478][  T279] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/279
| [   17.819044][  T279] Tainted: [W]=WARN
[   17.819153][  T279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.819340][  T279] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.819526][  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
[   17.820063][  T279] RSP: 0018:ffa0000000af7020 EFLAGS: 00010286
[   17.820246][  T279] RAX: 00000000ffffffa6 RBX: ff11000013288580 RCX: 1ff400000015edca
[   17.820458][  T279] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013288638
[   17.820671][  T279] RBP: ff11000010f01000 R08: 1fe22000026510c8 R09: ff1100000ff20b58
[   17.820890][  T279] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   17.821120][  T279] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010f01ce1
[   17.821338][  T279] FS:  00007f10ab753840(0000) GS:ff110000a9d30000(0000) knlGS:0000000000000000
[   17.821595][  T279] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.821782][  T279] CR2: 000000002d996988 CR3: 000000001a2dc001 CR4: 0000000000771ef0
[   17.822010][  T279] PKRU: 55555554
[   17.822120][  T279] Call Trace:
[   17.822227][  T279]  <TASK>
[   17.822302][  T279]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.822448][  T279]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.822559][  T279]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   17.822706][  T279]  __dev_notify_flags (net/core/dev.c:9787)
[   17.822857][  T279]  ? netif_change_name (net/core/dev.c:1495)
[   17.823088][  T279]  ? __dev_change_flags (net/core/dev.c:9752)
[   17.823235][  T279]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   17.823380][  T279]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.823528][  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))
[   17.823675][  T279]  netif_change_flags (net/core/dev.c:9820)
[   17.823828][  T279]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   17.824080][  T279]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   17.824226][  T279]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.824407][  T279]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.824550][  T279]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.824693][  T279]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.824844][  T279]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.825059][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.825204][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.825346][  T279]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.825489][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.825633][  T279]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   17.825780][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.825925][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.826135][  T279]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   17.826281][  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)
[   17.826424][  T279]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   17.826570][  T279]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.826714][  T279]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   17.826865][  T279]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   17.827079][  T279]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.827234][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.827377][  T279]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.827520][  T279]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.827666][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.827818][  T279]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.827962][  T279]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.828192][  T279]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.828345][  T279]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.828487][  T279]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.828630][  T279]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.828778][  T279]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.828921][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.829125][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.829265][  T279]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.829410][  T279]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.829557][  T279]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.829700][  T279]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.829850][  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))
[   17.830003][  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))
[   17.830147][  T279]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.830290][  T279]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.830434][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.830576][  T279]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.830724][  T279]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.830874][  T279]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.831040][  T279]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.831181][  T279]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.831323][  T279]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.831500][  T279]  ? move_addr_to_kernel (net/socket.c:258)
[   17.831648][  T279]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.831804][  T279]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.831948][  T279]  ___sys_sendmsg (net/socket.c:2752)
[   17.832103][  T279]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.832280][  T279]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.832431][  T279]  __sys_sendmsg (net/socket.c:2784)
[   17.832577][  T279]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.832718][  T279]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.832905][  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)
[   17.833064][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.833208][  T279]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.833350][  T279]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.833493][  T279]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.833638][  T279]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.833818][  T279] RIP: 0033:0x7f10ab98d08e
[   17.833976][  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
[   17.834492][  T279] RSP: 002b:00007ffcedcd20b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.834708][  T279] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f10ab98d08e
[   17.834929][  T279] RDX: 0000000000000000 RSI: 00007ffcedcd2160 RDI: 0000000000000005
[   17.835152][  T279] RBP: 00007ffcedcd20c0 R08: 0000000000000000 R09: 0000000000000000
[   17.835363][  T279] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfec
[   17.835594][  T279] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcedcd2830
| [   17.837165][  T279] ---[ end trace 0000000000000000 ]---
| [   17.951099][  T282] ------------[ cut here ]------------
| [   17.951301][  T282] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/282
| [   17.951875][  T282] Tainted: [W]=WARN
[   17.952365][  T282] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.952546][  T282] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.952736][  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
[   17.953318][  T282] RSP: 0018:ffa0000000b27020 EFLAGS: 00010286
[   17.953524][  T282] RAX: 00000000ffffffa6 RBX: ff11000015cc58c0 RCX: 1ff4000000164dca
[   17.953744][  T282] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015cc5978
[   17.953961][  T282] RBP: ff110000057fc000 R08: 1fe2200002b98b30 R09: ff1100000fefae58
[   17.954187][  T282] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   17.954410][  T282] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000057fcce1
[   17.954629][  T282] FS:  00007f40d6923840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   17.954891][  T282] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.955090][  T282] CR2: 000000000e063988 CR3: 0000000013b0c005 CR4: 0000000000771ef0
[   17.955309][  T282] PKRU: 55555554
[   17.955417][  T282] Call Trace:
[   17.955526][  T282]  <TASK>
[   17.955602][  T282]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.955752][  T282]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.955865][  T282]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   17.956021][  T282]  __dev_notify_flags (net/core/dev.c:9787)
[   17.956191][  T282]  ? netif_change_name (net/core/dev.c:1495)
[   17.956338][  T282]  ? __dev_change_flags (net/core/dev.c:9752)
[   17.956482][  T282]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   17.956625][  T282]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.956778][  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))
[   17.956929][  T282]  netif_change_flags (net/core/dev.c:9820)
[   17.957084][  T282]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   17.957259][  T282]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   17.957406][  T282]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.957586][  T282]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.957730][  T282]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.957880][  T282]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.958036][  T282]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.958181][  T282]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.958326][  T282]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.958470][  T282]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.958632][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.958780][  T282]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   17.958927][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.959086][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.959232][  T282]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   17.959378][  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)
[   17.959524][  T282]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   17.959671][  T282]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.959820][  T282]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   17.959974][  T282]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   17.960129][  T282]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.960277][  T282]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.960430][  T282]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.960574][  T282]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.960721][  T282]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.960874][  T282]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.961032][  T282]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.961179][  T282]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.961324][  T282]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.961470][  T282]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.961614][  T282]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.961762][  T282]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.961906][  T282]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.962102][  T282]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.962244][  T282]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.962400][  T282]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.962546][  T282]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   17.962689][  T282]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.962853][  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))
[   17.963008][  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))
[   17.963154][  T282]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.963317][  T282]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.963461][  T282]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.963607][  T282]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.963762][  T282]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.963910][  T282]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.964066][  T282]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.964225][  T282]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.964373][  T282]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.964551][  T282]  ? move_addr_to_kernel (net/socket.c:258)
[   17.964707][  T282]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.964890][  T282]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.965045][  T282]  ___sys_sendmsg (net/socket.c:2752)
[   17.965188][  T282]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.965369][  T282]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.965523][  T282]  __sys_sendmsg (net/socket.c:2784)
[   17.965667][  T282]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.965843][  T282]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.966036][  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)
[   17.966180][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.966325][  T282]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.966471][  T282]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.966614][  T282]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.966765][  T282]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.966950][  T282] RIP: 0033:0x7f40d6b5d08e
[   17.967115][  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
[   17.967654][  T282] RSP: 002b:00007ffe019a2810 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.967882][  T282] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f40d6b5d08e
[   17.968116][  T282] RDX: 0000000000000000 RSI: 00007ffe019a28c0 RDI: 0000000000000005
[   17.968331][  T282] RBP: 00007ffe019a2820 R08: 0000000000000000 R09: 0000000000000000
[   17.968547][  T282] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfec
[   17.968792][  T282] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe019a2f90
| [   17.970310][  T282] ---[ end trace 0000000000000000 ]---
| [   17.972236][   T61] ------------[ cut here ]------------
| [   17.972436][   T61] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/61
| [   17.973104][   T61] Tainted: [W]=WARN
[   17.973207][   T61] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.973375][   T61] Workqueue: events_unbound linkwatch_event
[   17.973561][   T61] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.973754][   T61] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.974426][   T61] RSP: 0018:ffa000000041f9e0 EFLAGS: 00010286
[   17.974660][   T61] RAX: 00000000ffffffa6 RBX: ff11000015eceac0 RCX: 1ff4000000083f02
[   17.974868][   T61] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015eceb78
[   17.975080][   T61] RBP: ff11000010f01000 R08: 1fe2200002bd9d70 R09: ff11000005238ba8
[   17.975279][   T61] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   17.975519][   T61] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   17.975746][   T61] FS:  0000000000000000(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   17.975998][   T61] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.976170][   T61] CR2: 000000000e063988 CR3: 0000000013b0c005 CR4: 0000000000771ef0
[   17.976374][   T61] PKRU: 55555554
[   17.976475][   T61] Call Trace:
[   17.976574][   T61]  <TASK>
[   17.976644][   T61]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.976782][   T61]  ? notifier_call_chain (kernel/notifier.c:85)
[   17.976925][   T61]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.977048][   T61]  netif_state_change (net/core/dev.c:1605)
[   17.977190][   T61]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   17.977358][   T61]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   17.977493][   T61]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   17.977628][   T61]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.977769][   T61]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   17.977934][   T61]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   17.978110][   T61]  process_one_work (kernel/workqueue.c:3314)
[   17.978253][   T61]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   17.978389][   T61]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.978527][   T61]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   17.978676][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   17.978812][   T61]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   17.978951][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   17.979139][   T61]  kthread (kernel/kthread.c:436)
[   17.979241][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.979410][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   17.979544][   T61]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.979679][   T61]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   17.979849][   T61]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   17.980000][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   17.980153][   T61]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.981463][   T61] ---[ end trace 0000000000000000 ]---
| [   18.022606][  T283] ------------[ cut here ]------------
| [   18.022920][  T283] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/283
| [   18.023913][  T283] Tainted: [W]=WARN
[   18.024174][  T283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.024514][  T283] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.024877][  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
[   18.025784][  T283] RSP: 0018:ffa0000000b36e20 EFLAGS: 00010286
[   18.026191][  T283] RAX: 00000000ffffffa6 RBX: ff11000010320c80 RCX: 1ff4000000166d8a
[   18.026583][  T283] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010320d38
[   18.026986][  T283] RBP: ff110000137f1000 R08: 1fe22000020641a8 R09: ff11000020028b80
[   18.027387][  T283] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   18.027793][  T283] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a3a6008
[   18.028227][  T283] FS:  00007f536a96d840(0000) GS:ff110000a9db0000(0000) knlGS:0000000000000000
[   18.028679][  T283] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.029055][  T283] CR2: 000000000042ebe0 CR3: 000000001a327003 CR4: 0000000000771ef0
[   18.029469][  T283] PKRU: 55555554
[   18.029696][  T283] Call Trace:
[   18.029925][  T283]  <TASK>
[   18.030117][  T283]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.030444][  T283]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.030661][  T283]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   18.030941][  T283]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   18.031243][  T283]  __dev_notify_flags (net/core/dev.c:9787)
[   18.031536][  T283]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   18.031793][  T283]  ? netif_change_name (net/core/dev.c:1495)
[   18.032109][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4035)
[   18.032388][  T283]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.032705][  T283]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.033014][  T283]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.033294][  T283]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.033576][  T283]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.033869][  T283]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   18.034200][  T283]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   18.034499][  T283]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   18.034804][  T283]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   18.035112][  T283]  veth_newlink (drivers/net/veth.c:1871)
[   18.035394][  T283]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   18.035679][  T283]  ? kasan_save_stack (mm/kasan/common.c:57)
[   18.036004][  T283]  ? kasan_save_track (mm/kasan/common.c:78)
[   18.036277][  T283]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   18.036583][  T283]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   18.036858][  T283]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   18.037164][  T283]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   18.037434][  T283]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   18.037713][  T283]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   18.038031][  T283]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   18.038346][  T283]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   18.038618][  T283]  ? __dev_get_by_name (net/core/dev.c:883)
[   18.038888][  T283]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   18.039190][  T283]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   18.039483][  T283]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.039786][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.040113][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.040380][  T283]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.040657][  T283]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.040928][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.041235][  T283]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.041515][  T283]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.041810][  T283]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   18.042112][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.042386][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.042648][  T283]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.042923][  T283]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.043219][  T283]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   18.043517][  T283]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.043797][  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))
[   18.044087][  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))
[   18.044359][  T283]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.044634][  T283]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.044926][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.045241][  T283]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.045549][  T283]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.045829][  T283]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.046136][  T283]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.046418][  T283]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.046686][  T283]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.047026][  T283]  ? move_addr_to_kernel (net/socket.c:258)
[   18.047327][  T283]  ___sys_sendmsg (net/socket.c:2752)
[   18.047605][  T283]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.047886][  T283]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.048242][  T283]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   18.048519][  T283]  __sys_sendmsg (net/socket.c:2784)
[   18.048800][  T283]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.049137][  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)
[   18.049416][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.049689][  T283]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.049960][  T283]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.050257][  T283]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.050556][  T283]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.050887][  T283] RIP: 0033:0x7f536aba708e
[   18.051216][  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
[   18.052060][  T283] RSP: 002b:00007fff0de707b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.052451][  T283] RAX: ffffffffffffffda RBX: 00007fff0de70f58 RCX: 00007f536aba708e
[   18.052880][  T283] RDX: 0000000000000000 RSI: 00007fff0de70860 RDI: 0000000000000005
[   18.053297][  T283] RBP: 00007fff0de707c0 R08: 0000000000000000 R09: 0000000000000000
[   18.053682][  T283] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfec
[   18.054093][  T283] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0de70f20
| [   18.056788][  T283] ---[ end trace 0000000000000000 ]---
| [   18.083846][  T283] ------------[ cut here ]------------
| [   18.084226][  T283] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/283
| [   18.085326][  T283] Tainted: [W]=WARN
[   18.085571][  T283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.085918][  T283] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.086304][  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
[   18.087612][  T283] RSP: 0018:ffa0000000b371a0 EFLAGS: 00010286
[   18.087986][  T283] RAX: 00000000ffffffa6 RBX: ff1100001a17dc40 RCX: 1ff4000000166dfa
[   18.088425][  T283] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a17dcf8
[   18.088827][  T283] RBP: ff11000013a94000 R08: 1fe220000342fba0 R09: ff11000020028b80
[   18.089260][  T283] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   18.089662][  T283] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   18.090159][  T283] FS:  00007f536a96d840(0000) GS:ff110000a9db0000(0000) knlGS:0000000000000000
[   18.090616][  T283] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.090984][  T283] CR2: 000000000042ebe0 CR3: 000000001a327003 CR4: 0000000000771ef0
[   18.091405][  T283] PKRU: 55555554
[   18.091634][  T283] Call Trace:
[   18.091857][  T283]  <TASK>
[   18.092049][  T283]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.092331][  T283]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.092568][  T283]  __dev_notify_flags (net/core/dev.c:9787)
[   18.092873][  T283]  ? netif_change_name (net/core/dev.c:1495)
[   18.093183][  T283]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   18.093477][  T283]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   18.093802][  T283]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   18.094130][  T283]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   18.094414][  T283]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   18.094702][  T283]  ? __dev_get_by_name (net/core/dev.c:883)
[   18.095044][  T283]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   18.095357][  T283]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   18.095645][  T283]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.095941][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.096255][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.096533][  T283]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.096833][  T283]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.097146][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.097437][  T283]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.097716][  T283]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.098017][  T283]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   18.098298][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.098588][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.098868][  T283]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.099183][  T283]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.099467][  T283]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   18.099748][  T283]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.100064][  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))
[   18.100364][  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))
[   18.100657][  T283]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.100944][  T283]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.101253][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.101558][  T283]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.101846][  T283]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.102157][  T283]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.102441][  T283]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.102725][  T283]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.103027][  T283]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.103363][  T283]  ? move_addr_to_kernel (net/socket.c:258)
[   18.103652][  T283]  ___sys_sendmsg (net/socket.c:2752)
[   18.103942][  T283]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.104257][  T283]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.104610][  T283]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   18.104896][  T283]  __sys_sendmsg (net/socket.c:2784)
[   18.105218][  T283]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.105512][  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)
[   18.105813][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.106129][  T283]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.106413][  T283]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.106694][  T283]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.107007][  T283]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.107353][  T283] RIP: 0033:0x7f536aba708e
[   18.107649][  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
[   18.108343][  T283] RSP: 002b:00007fff0de707b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.108614][  T283] RAX: ffffffffffffffda RBX: 00007fff0de70f58 RCX: 00007f536aba708e
[   18.108919][  T283] RDX: 0000000000000000 RSI: 00007fff0de70860 RDI: 0000000000000005
[   18.109236][  T283] RBP: 00007fff0de707c0 R08: 0000000000000000 R09: 0000000000000000
[   18.109505][  T283] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfec
[   18.109789][  T283] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0de70f20
| [   18.112414][  T283] ---[ end trace 0000000000000000 ]---
| [   18.212846][  T286] ------------[ cut here ]------------
| [   18.213064][  T286] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/286
| [   18.213620][  T286] Tainted: [W]=WARN
[   18.213734][  T286] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.213918][  T286] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.214118][  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
[   18.214626][  T286] RSP: 0018:ffa0000000b67020 EFLAGS: 00010286
[   18.214814][  T286] RAX: 00000000ffffffa6 RBX: ff11000015e52200 RCX: 1ff400000016cdca
[   18.215041][  T286] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e522b8
[   18.215259][  T286] RBP: ff11000013a94000 R08: 1fe2200002bca458 R09: ff1100001339d158
[   18.215472][  T286] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   18.215687][  T286] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013a94ce1
[   18.215914][  T286] FS:  00007f3047582840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   18.216179][  T286] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.216360][  T286] CR2: 00007f30478521a0 CR3: 000000002003f003 CR4: 0000000000771ef0
[   18.216575][  T286] PKRU: 55555554
[   18.216682][  T286] Call Trace:
[   18.216795][  T286]  <TASK>
[   18.216872][  T286]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.217032][  T286]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.217141][  T286]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   18.217284][  T286]  __dev_notify_flags (net/core/dev.c:9787)
[   18.217427][  T286]  ? netif_change_name (net/core/dev.c:1495)
[   18.217569][  T286]  ? __dev_change_flags (net/core/dev.c:9752)
[   18.217712][  T286]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   18.217859][  T286]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.218022][  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))
[   18.218166][  T286]  netif_change_flags (net/core/dev.c:9820)
[   18.218310][  T286]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   18.218453][  T286]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   18.218596][  T286]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   18.218780][  T286]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.218923][  T286]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.219075][  T286]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   18.219217][  T286]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.219362][  T286]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.219505][  T286]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.219664][  T286]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   18.219822][  T286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.219970][  T286]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   18.220115][  T286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.220257][  T286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.220399][  T286]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   18.220542][  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)
[   18.220685][  T286]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   18.220833][  T286]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   18.220980][  T286]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   18.221131][  T286]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   18.221276][  T286]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.221419][  T286]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.221562][  T286]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.221705][  T286]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.221853][  T286]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.222007][  T286]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.222168][  T286]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.222313][  T286]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.222457][  T286]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.222602][  T286]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.222748][  T286]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.222890][  T286]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   18.223074][  T286]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.223219][  T286]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.223364][  T286]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.223507][  T286]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.223649][  T286]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   18.223802][  T286]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.223948][  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))
[   18.224101][  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))
[   18.224245][  T286]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.224389][  T286]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.224533][  T286]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.224709][  T286]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.224858][  T286]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.225013][  T286]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.225158][  T286]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.225301][  T286]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.225442][  T286]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.225627][  T286]  ? move_addr_to_kernel (net/socket.c:258)
[   18.225777][  T286]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.225922][  T286]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.226077][  T286]  ___sys_sendmsg (net/socket.c:2752)
[   18.226219][  T286]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   18.226397][  T286]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.226552][  T286]  __sys_sendmsg (net/socket.c:2784)
[   18.226696][  T286]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.226844][  T286]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   18.227033][  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)
[   18.227176][  T286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.227319][  T286]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.227461][  T286]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.227604][  T286]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.227754][  T286]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.227933][  T286] RIP: 0033:0x7f30477bc08e
[   18.228092][  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
[   18.228599][  T286] RSP: 002b:00007ffccce6fd60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.228819][  T286] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f30477bc08e
[   18.229046][  T286] RDX: 0000000000000000 RSI: 00007ffccce6fe10 RDI: 0000000000000005
[   18.229262][  T286] RBP: 00007ffccce6fd70 R08: 0000000000000000 R09: 0000000000000000
[   18.229475][  T286] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfec
[   18.229692][  T286] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccce704e0
| [   18.231160][  T286] ---[ end trace 0000000000000000 ]---
| [   18.356052][  T289] ------------[ cut here ]------------
| [   18.356319][  T289] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/289
| [   18.357207][  T289] Tainted: [W]=WARN
[   18.357369][  T289] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.357638][  T289] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.357929][  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
[   18.358828][  T289] RSP: 0018:ffa0000000b87020 EFLAGS: 00010286
[   18.359206][  T289] RAX: 00000000ffffffa6 RBX: ff11000004caec80 RCX: 1ff4000000170dca
[   18.359534][  T289] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004caed38
[   18.359884][  T289] RBP: ff110000137f1000 R08: 1fe2200000995da8 R09: ff11000004a82e58
[   18.360346][  T289] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   18.360671][  T289] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000137f1ce1
[   18.361166][  T289] FS:  00007f7863125840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   18.361542][  T289] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.361817][  T289] CR2: 000000002d127988 CR3: 000000001466a006 CR4: 0000000000771ef0
[   18.362311][  T289] PKRU: 55555554
[   18.362472][  T289] Call Trace:
[   18.362633][  T289]  <TASK>
[   18.362745][  T289]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.362962][  T289]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.363243][  T289]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   18.363459][  T289]  __dev_notify_flags (net/core/dev.c:9787)
[   18.363709][  T289]  ? netif_change_name (net/core/dev.c:1495)
[   18.363929][  T289]  ? __dev_change_flags (net/core/dev.c:9752)
[   18.364240][  T289]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   18.364459][  T289]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.364672][  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))
[   18.364891][  T289]  netif_change_flags (net/core/dev.c:9820)
[   18.365122][  T289]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   18.365365][  T289]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   18.365584][  T289]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   18.365856][  T289]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.366089][  T289]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.366299][  T289]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   18.366515][  T289]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.366731][  T289]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.366952][  T289]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.367185][  T289]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   18.367400][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.367612][  T289]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   18.367823][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.368050][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.368269][  T289]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   18.368488][  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)
[   18.368702][  T289]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   18.368919][  T289]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   18.369146][  T289]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   18.369366][  T289]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   18.369587][  T289]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.369809][  T289]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.370039][  T289]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.370252][  T289]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.370470][  T289]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.370684][  T289]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.370924][  T289]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.371166][  T289]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.371382][  T289]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.371597][  T289]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.371813][  T289]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.372054][  T289]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   18.372270][  T289]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.372489][  T289]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.372730][  T289]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.372946][  T289]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.373175][  T289]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   18.373392][  T289]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.373612][  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))
[   18.373824][  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))
[   18.374062][  T289]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.374283][  T289]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.374503][  T289]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.374724][  T289]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.375048][  T289]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.375275][  T289]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.375496][  T289]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.375715][  T289]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.375934][  T289]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.376218][  T289]  ? move_addr_to_kernel (net/socket.c:258)
[   18.376439][  T289]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.376654][  T289]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.376869][  T289]  ___sys_sendmsg (net/socket.c:2752)
[   18.377098][  T289]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   18.377364][  T289]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.377602][  T289]  __sys_sendmsg (net/socket.c:2784)
[   18.377822][  T289]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.378050][  T289]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   18.378325][  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)
[   18.378541][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.378757][  T289]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.378987][  T289]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.379211][  T289]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.379431][  T289]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.379703][  T289] RIP: 0033:0x7f786335f08e
[   18.379934][  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
[   18.380733][  T289] RSP: 002b:00007ffd7b7711e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.381080][  T289] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f786335f08e
[   18.381408][  T289] RDX: 0000000000000000 RSI: 00007ffd7b771290 RDI: 0000000000000005
[   18.381732][  T289] RBP: 00007ffd7b7711f0 R08: 0000000000000000 R09: 0000000000000000
[   18.382072][  T289] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfec
[   18.382398][  T289] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7b771960
| [   18.384605][  T289] ---[ end trace 0000000000000000 ]---
| [   18.392491][   T61] ------------[ cut here ]------------
| [   18.392667][   T61] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/61
| [   18.393265][   T61] Tainted: [W]=WARN
[   18.393371][   T61] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.393542][   T61] Workqueue: events_unbound linkwatch_event
[   18.393737][   T61] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.393915][   T61] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.394417][   T61] RSP: 0018:ffa000000041f9e0 EFLAGS: 00010286
[   18.394586][   T61] RAX: 00000000ffffffa6 RBX: ff11000004cafc40 RCX: 1ff4000000083f02
[   18.394817][   T61] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004cafcf8
[   18.395033][   T61] RBP: ff110000137f1000 R08: 1fe2200000995fa0 R09: ff11000005238ba8
[   18.395233][   T61] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   18.395431][   T61] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.395636][   T61] FS:  0000000000000000(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   18.395876][   T61] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.396158][   T61] CR2: 0000557c50a17d5c CR3: 00000000131e8006 CR4: 0000000000771ef0
[   18.396359][   T61] PKRU: 55555554
[   18.396464][   T61] Call Trace:
[   18.396653][   T61]  <TASK>
[   18.396729][   T61]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.396867][   T61]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.397015][   T61]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.397116][   T61]  netif_state_change (net/core/dev.c:1605)
[   18.397334][   T61]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   18.397501][   T61]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   18.397631][   T61]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   18.397772][   T61]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.398007][   T61]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   18.398140][   T61]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   18.398277][   T61]  process_one_work (kernel/workqueue.c:3314)
[   18.398414][   T61]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   18.398630][   T61]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.398772][   T61]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   18.398909][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.399059][   T61]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   18.399276][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.399408][   T61]  kthread (kernel/kthread.c:436)
[   18.399507][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.399674][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.399896][   T61]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.400043][   T61]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   18.400211][   T61]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.400345][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.400563][   T61]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   18.401933][   T61] ---[ end trace 0000000000000000 ]---
| [   18.402912][   T61] ------------[ cut here ]------------
| [   18.403068][   T61] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/61
| [   18.403733][   T61] Tainted: [W]=WARN
[   18.403840][   T61] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.404026][   T61] Workqueue: events_unbound linkwatch_event
[   18.404199][   T61] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.404376][   T61] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.404859][   T61] RSP: 0018:ffa000000041f9e0 EFLAGS: 00010286
[   18.405119][   T61] RAX: 00000000ffffffa6 RBX: ff1100001a0c8580 RCX: 1ff4000000083f02
[   18.405318][   T61] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a0c8638
[   18.405520][   T61] RBP: ff11000013a94000 R08: 1fe22000034190c8 R09: ff11000005238ba8
[   18.405724][   T61] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   18.405933][   T61] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.406146][   T61] FS:  0000000000000000(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   18.406384][   T61] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.406553][   T61] CR2: 0000557c50a17d5c CR3: 00000000131e8006 CR4: 0000000000771ef0
[   18.406762][   T61] PKRU: 55555554
[   18.406865][   T61] Call Trace:
[   18.406973][   T61]  <TASK>
[   18.407053][   T61]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.407188][   T61]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.407328][   T61]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.407432][   T61]  netif_state_change (net/core/dev.c:1605)
[   18.407567][   T61]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   18.407737][   T61]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   18.407873][   T61]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   18.408021][   T61]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.408156][   T61]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   18.408293][   T61]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   18.408425][   T61]  process_one_work (kernel/workqueue.c:3314)
[   18.408562][   T61]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   18.408693][   T61]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.408838][   T61]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   18.409042][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.409174][   T61]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   18.409357][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.409598][   T61]  kthread (kernel/kthread.c:436)
[   18.409746][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.410043][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.410257][   T61]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.410459][   T61]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   18.410672][   T61]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.410870][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.411114][   T61]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   18.413288][   T61] ---[ end trace 0000000000000000 ]---
| [   18.436501][  T290] ------------[ cut here ]------------
| [   18.436696][  T290] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/290
| [   18.437277][  T290] Tainted: [W]=WARN
[   18.437388][  T290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.437574][  T290] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.437770][  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
[   18.438312][  T290] RSP: 0018:ffa0000000b26e20 EFLAGS: 00010286
[   18.438499][  T290] RAX: 00000000ffffffa6 RBX: ff11000010300900 RCX: 1ff4000000164d8a
[   18.438719][  T290] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000103009b8
[   18.438946][  T290] RBP: ff110000200fc000 R08: 1fe2200002060138 R09: ff110000135dd180
[   18.439179][  T290] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   18.439398][  T290] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000020194088
[   18.439620][  T290] FS:  00007fa060bc3840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   18.439910][  T290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.440112][  T290] CR2: 000000002d127988 CR3: 0000000020124001 CR4: 0000000000771ef0
[   18.440335][  T290] PKRU: 55555554
[   18.440447][  T290] Call Trace:
[   18.440557][  T290]  <TASK>
[   18.440633][  T290]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.440784][  T290]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.440900][  T290]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   18.441095][  T290]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   18.441242][  T290]  __dev_notify_flags (net/core/dev.c:9787)
[   18.441389][  T290]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   18.441537][  T290]  ? netif_change_name (net/core/dev.c:1495)
[   18.441683][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4035)
[   18.441838][  T290]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.441997][  T290]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.442145][  T290]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.442292][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.442442][  T290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.442589][  T290]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   18.442742][  T290]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   18.442890][  T290]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   18.443049][  T290]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   18.443197][  T290]  veth_newlink (drivers/net/veth.c:1871)
[   18.443347][  T290]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   18.443492][  T290]  ? kasan_save_stack (mm/kasan/common.c:57)
[   18.443640][  T290]  ? kasan_save_track (mm/kasan/common.c:78)
[   18.443787][  T290]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   18.443948][  T290]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   18.444106][  T290]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   18.444253][  T290]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   18.444399][  T290]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   18.444547][  T290]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   18.444700][  T290]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   18.444855][  T290]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   18.445012][  T290]  ? __dev_get_by_name (net/core/dev.c:883)
[   18.445161][  T290]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   18.445314][  T290]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   18.445464][  T290]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.445610][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.445760][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.445910][  T290]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.446105][  T290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.446250][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.446397][  T290]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.446540][  T290]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.446685][  T290]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   18.446836][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.446998][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.447144][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.447292][  T290]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.447438][  T290]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   18.447585][  T290]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.447741][  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))
[   18.447888][  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))
[   18.448048][  T290]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.448196][  T290]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.448345][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.448491][  T290]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.448639][  T290]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.448791][  T290]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.448942][  T290]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.449097][  T290]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.449243][  T290]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.449424][  T290]  ? move_addr_to_kernel (net/socket.c:258)
[   18.449574][  T290]  ___sys_sendmsg (net/socket.c:2752)
[   18.449720][  T290]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.449878][  T290]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.450076][  T290]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   18.450226][  T290]  __sys_sendmsg (net/socket.c:2784)
[   18.450373][  T290]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.450529][  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)
[   18.450701][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.450855][  T290]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.451014][  T290]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.451160][  T290]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.451307][  T290]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.451490][  T290] RIP: 0033:0x7fa060dfd08e
[   18.451643][  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
[   18.452185][  T290] RSP: 002b:00007fff9dcc6cb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.452407][  T290] RAX: ffffffffffffffda RBX: 00007fff9dcc7458 RCX: 00007fa060dfd08e
[   18.452626][  T290] RDX: 0000000000000000 RSI: 00007fff9dcc6d60 RDI: 0000000000000005
[   18.452852][  T290] RBP: 00007fff9dcc6cc0 R08: 0000000000000000 R09: 0000000000000000
[   18.453086][  T290] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfec
[   18.453333][  T290] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9dcc7420
| [   18.454839][  T290] ---[ end trace 0000000000000000 ]---
| [   18.462740][  T290] ------------[ cut here ]------------
| [   18.463365][  T290] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/290
| [   18.464338][  T290] Tainted: [W]=WARN
[   18.464510][  T290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.464797][  T290] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.465211][  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
[   18.466177][  T290] RSP: 0018:ffa0000000b271a0 EFLAGS: 00010286
[   18.466464][  T290] RAX: 00000000ffffffa6 RBX: ff1100001a175700 RCX: 1ff4000000164dfa
[   18.466798][  T290] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a1757b8
[   18.467266][  T290] RBP: ff110000200f9000 R08: 1fe220000342eaf8 R09: ff110000135dd180
[   18.467602][  T290] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   18.467949][  T290] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   18.468405][  T290] FS:  00007fa060bc3840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   18.468789][  T290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.469182][  T290] CR2: 000000002d127988 CR3: 0000000020124001 CR4: 0000000000771ef0
[   18.469529][  T290] PKRU: 55555554
[   18.469693][  T290] Call Trace:
[   18.469864][  T290]  <TASK>
[   18.470095][  T290]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.470321][  T290]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.470491][  T290]  __dev_notify_flags (net/core/dev.c:9787)
[   18.470724][  T290]  ? netif_change_name (net/core/dev.c:1495)
[   18.470952][  T290]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   18.471288][  T290]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   18.471534][  T290]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   18.471761][  T290]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   18.472099][  T290]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   18.472320][  T290]  ? __dev_get_by_name (net/core/dev.c:883)
[   18.472546][  T290]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   18.472784][  T290]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   18.473132][  T290]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.473357][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.473581][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.473801][  T290]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.474152][  T290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.474383][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.474603][  T290]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.474825][  T290]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.475190][  T290]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   18.475417][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.475651][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.475876][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.476220][  T290]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.476466][  T290]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   18.476687][  T290]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.476911][  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))
[   18.477252][  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))
[   18.477487][  T290]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.477713][  T290]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.477962][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.478308][  T290]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.478548][  T290]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.478778][  T290]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.479121][  T290]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.479341][  T290]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.479565][  T290]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.479840][  T290]  ? move_addr_to_kernel (net/socket.c:258)
[   18.480184][  T290]  ___sys_sendmsg (net/socket.c:2752)
[   18.480411][  T290]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.480646][  T290]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.480931][  T290]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   18.481270][  T290]  __sys_sendmsg (net/socket.c:2784)
[   18.481498][  T290]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.481744][  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)
[   18.482092][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.482313][  T290]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.482535][  T290]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.482778][  T290]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.483119][  T290]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.483414][  T290] RIP: 0033:0x7fa060dfd08e
[   18.483653][  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
[   18.484583][  T290] RSP: 002b:00007fff9dcc6cb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.484928][  T290] RAX: ffffffffffffffda RBX: 00007fff9dcc7458 RCX: 00007fa060dfd08e
[   18.485375][  T290] RDX: 0000000000000000 RSI: 00007fff9dcc6d60 RDI: 0000000000000005
[   18.485722][  T290] RBP: 00007fff9dcc6cc0 R08: 0000000000000000 R09: 0000000000000000
[   18.486179][  T290] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfec
[   18.486526][  T290] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9dcc7420
| [   18.496073][  T290] ip (290) used greatest stack depth: 23608 bytes left
| [   18.623348][  T293] ------------[ cut here ]------------
| [   18.623661][  T293] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/293
| [   18.625338][  T293] Tainted: [W]=WARN
[   18.625564][  T293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.625896][  T293] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.626258][  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
[   18.626871][  T293] RSP: 0018:ffa0000000b97020 EFLAGS: 00010286
[   18.627125][  T293] RAX: 00000000ffffffa6 RBX: ff11000015e038c0 RCX: 1ff4000000172dca
[   18.627386][  T293] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e03978
[   18.627643][  T293] RBP: ff110000200f9000 R08: 1fe2200002bc0730 R09: ff110000123d8b58
[   18.628005][  T293] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   18.628387][  T293] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000200f9ce1
[   18.628781][  T293] FS:  00007fcaff48e840(0000) GS:ff110000a9db0000(0000) knlGS:0000000000000000
[   18.629243][  T293] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.629549][  T293] CR2: 000000001d97e988 CR3: 000000001a32a004 CR4: 0000000000771ef0
[   18.629820][  T293] PKRU: 55555554
[   18.629989][  T293] Call Trace:
[   18.630154][  T293]  <TASK>
[   18.630277][  T293]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.630472][  T293]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.630653][  T293]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   18.630857][  T293]  __dev_notify_flags (net/core/dev.c:9787)
[   18.631074][  T293]  ? netif_change_name (net/core/dev.c:1495)
[   18.631266][  T293]  ? __dev_change_flags (net/core/dev.c:9752)
[   18.631463][  T293]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   18.631655][  T293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.631875][  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))
[   18.632092][  T293]  netif_change_flags (net/core/dev.c:9820)
[   18.632285][  T293]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   18.632480][  T293]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   18.632675][  T293]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   18.632913][  T293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.633125][  T293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.633319][  T293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   18.633510][  T293]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.633704][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.633911][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.634127][  T293]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   18.634322][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.634514][  T293]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   18.634709][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.634912][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.635127][  T293]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   18.635320][  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)
[   18.635513][  T293]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   18.635706][  T293]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   18.635910][  T293]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   18.636130][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   18.636325][  T293]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.636519][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.636711][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.636909][  T293]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.637127][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.637320][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.637511][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.637708][  T293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.637909][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.638123][  T293]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.638316][  T293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.638507][  T293]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   18.638698][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.638901][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.639117][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.639313][  T293]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.639506][  T293]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   18.639699][  T293]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.639983][  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))
[   18.640270][  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))
[   18.640480][  T293]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.640673][  T293]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.640878][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.641091][  T293]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.641284][  T293]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.641480][  T293]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.641675][  T293]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.641878][  T293]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.642091][  T293]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.642317][  T293]  ? move_addr_to_kernel (net/socket.c:258)
[   18.642513][  T293]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.642704][  T293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.642913][  T293]  ___sys_sendmsg (net/socket.c:2752)
[   18.643129][  T293]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   18.643357][  T293]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.643558][  T293]  __sys_sendmsg (net/socket.c:2784)
[   18.643753][  T293]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.643950][  T293]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   18.644202][  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)
[   18.644394][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.644586][  T293]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.644784][  T293]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.644991][  T293]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.645193][  T293]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.645423][  T293] RIP: 0033:0x7fcaff6c808e
[   18.645621][  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
[   18.646209][  T293] RSP: 002b:00007ffd440ddc00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.646476][  T293] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fcaff6c808e
[   18.646743][  T293] RDX: 0000000000000000 RSI: 00007ffd440ddcb0 RDI: 0000000000000005
[   18.647034][  T293] RBP: 00007ffd440ddc10 R08: 0000000000000000 R09: 0000000000000000
[   18.647296][  T293] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfec
[   18.647558][  T293] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd440de380
| [   18.649838][  T293] ---[ end trace 0000000000000000 ]---
| [   18.706020][   T37] ------------[ cut here ]------------
| [   18.706274][   T37] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/37
| [   18.707221][   T37] Tainted: [W]=WARN
[   18.707420][   T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.707688][   T37] Workqueue: events_unbound linkwatch_event
[   18.707921][   T37] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.708239][   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
[   18.708985][   T37] RSP: 0018:ffa000000029f9e0 EFLAGS: 00010286
[   18.709211][   T37] RAX: 00000000ffffffa6 RBX: ff11000004cd9c40 RCX: 1ff4000000053f02
[   18.709531][   T37] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004cd9cf8
[   18.709842][   T37] RBP: ff110000057fc000 R08: 1fe220000099b3a0 R09: ff11000001d90ba8
[   18.710160][   T37] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   18.710433][   T37] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.710758][   T37] FS:  0000000000000000(0000) GS:ff110000a9d30000(0000) knlGS:0000000000000000
[   18.711201][   T37] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.711373][   T37] CR2: 0000557c50a17d5c CR3: 00000000131e8006 CR4: 0000000000771ef0
[   18.711595][   T37] PKRU: 55555554
[   18.711774][   T37] Call Trace:
[   18.711943][   T37]  <TASK>
[   18.712089][   T37]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.712300][   T37]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.712488][   T37]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.712591][   T37]  netif_state_change (net/core/dev.c:1605)
[   18.712728][   T37]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   18.712991][   T37]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   18.713185][   T37]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   18.713408][   T37]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.713618][   T37]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   18.713810][   T37]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   18.714010][   T37]  process_one_work (kernel/workqueue.c:3314)
[   18.714206][   T37]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   18.714364][   T37]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.714513][   T37]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   18.714649][   T37]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.714801][   T37]  kthread (kernel/kthread.c:436)
[   18.714903][   T37]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.715086][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.715218][   T37]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.715351][   T37]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   18.715521][   T37]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.715714][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.715872][   T37]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   18.717245][   T37] ---[ end trace 0000000000000000 ]---
| [   18.754400][  T296] ------------[ cut here ]------------
| [   18.754639][  T296] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/296
| [   18.755473][  T296] Tainted: [W]=WARN
[   18.755635][  T296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.755910][  T296] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.756207][  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
[   18.756999][  T296] RSP: 0018:ffa0000000ab7020 EFLAGS: 00010286
[   18.757271][  T296] RAX: 00000000ffffffa6 RBX: ff1100001393b000 RCX: 1ff4000000156dca
[   18.757595][  T296] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001393b0b8
[   18.757927][  T296] RBP: ff110000200fc000 R08: 1fe2200002727618 R09: ff110000123cd158
[   18.758261][  T296] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   18.758583][  T296] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000200fcce1
[   18.758910][  T296] FS:  00007fec37f13840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   18.759309][  T296] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.759579][  T296] CR2: 0000000030660988 CR3: 0000000013666001 CR4: 0000000000771ef0
[   18.759903][  T296] PKRU: 55555554
[   18.760220][  T296] Call Trace:
[   18.760386][  T296]  <TASK>
[   18.760502][  T296]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.760722][  T296]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.760892][  T296]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   18.761269][  T296]  __dev_notify_flags (net/core/dev.c:9787)
[   18.761668][  T296]  ? netif_change_name (net/core/dev.c:1495)
[   18.761888][  T296]  ? __dev_change_flags (net/core/dev.c:9752)
[   18.762279][  T296]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   18.762501][  T296]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.762719][  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))
[   18.762936][  T296]  netif_change_flags (net/core/dev.c:9820)
[   18.763285][  T296]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   18.763505][  T296]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   18.763721][  T296]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   18.764164][  T296]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.764400][  T296]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.764609][  T296]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   18.764816][  T296]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.765215][  T296]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.765426][  T296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.765645][  T296]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   18.765866][  T296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.766219][  T296]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   18.766440][  T296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.766658][  T296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.766880][  T296]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   18.767211][  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)
[   18.767428][  T296]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   18.767646][  T296]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   18.767865][  T296]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   18.768195][  T296]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   18.768419][  T296]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.768637][  T296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.768854][  T296]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.769176][  T296]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.769394][  T296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.769613][  T296]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.769833][  T296]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.770089][  T296]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.770314][  T296]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.770535][  T296]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.770752][  T296]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.770977][  T296]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   18.771197][  T296]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.771409][  T296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.771627][  T296]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.771869][  T296]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.772100][  T296]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   18.772319][  T296]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.772540][  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))
[   18.772757][  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))
[   18.772987][  T296]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.773213][  T296]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.773434][  T296]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.773651][  T296]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.773871][  T296]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.774100][  T296]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.774322][  T296]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.774541][  T296]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.774758][  T296]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.775040][  T296]  ? move_addr_to_kernel (net/socket.c:258)
[   18.775256][  T296]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.775476][  T296]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.775695][  T296]  ___sys_sendmsg (net/socket.c:2752)
[   18.775918][  T296]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   18.776203][  T296]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.776442][  T296]  __sys_sendmsg (net/socket.c:2784)
[   18.776661][  T296]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.776878][  T296]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   18.777165][  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)
[   18.777381][  T296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.777599][  T296]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.777819][  T296]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.778046][  T296]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.778262][  T296]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.778530][  T296] RIP: 0033:0x7fec3814d08e
[   18.778760][  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
[   18.779559][  T296] RSP: 002b:00007fff49325030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.779899][  T296] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fec3814d08e
[   18.780246][  T296] RDX: 0000000000000000 RSI: 00007fff493250e0 RDI: 0000000000000005
[   18.780579][  T296] RBP: 00007fff49325040 R08: 0000000000000000 R09: 0000000000000000
[   18.780909][  T296] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfed
[   18.781255][  T296] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff493257b0
| [   18.783489][  T296] ---[ end trace 0000000000000000 ]---
| [   18.786850][   T61] ------------[ cut here ]------------
| [   18.787070][   T61] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/61
| [   18.787914][   T61] Tainted: [W]=WARN
[   18.788101][   T61] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.788352][   T61] Workqueue: events_unbound linkwatch_event
[   18.788608][   T61] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.788870][   T61] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.789611][   T61] RSP: 0018:ffa000000041f9e0 EFLAGS: 00010286
[   18.789868][   T61] RAX: 00000000ffffffa6 RBX: ff1100001a142200 RCX: 1ff4000000083f02
[   18.790186][   T61] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a1422b8
[   18.790486][   T61] RBP: ff110000200fc000 R08: 1fe2200003428458 R09: ff11000005238ba8
[   18.790784][   T61] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   18.791178][   T61] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.791476][   T61] FS:  0000000000000000(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   18.791823][   T61] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.792178][   T61] CR2: 0000000030660988 CR3: 000000000c349005 CR4: 0000000000771ef0
[   18.792473][   T61] PKRU: 55555554
[   18.792621][   T61] Call Trace:
[   18.792765][   T61]  <TASK>
[   18.792873][   T61]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.793193][   T61]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.793395][   T61]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.793548][   T61]  netif_state_change (net/core/dev.c:1605)
[   18.793748][   T61]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   18.794106][   T61]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   18.794302][   T61]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   18.794498][   T61]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.794699][   T61]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   18.794898][   T61]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   18.795197][   T61]  process_one_work (kernel/workqueue.c:3314)
[   18.795398][   T61]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   18.795591][   T61]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.795796][   T61]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   18.796094][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.796297][   T61]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   18.796492][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.796688][   T61]  kthread (kernel/kthread.c:436)
[   18.796842][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.797188][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.797385][   T61]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.797587][   T61]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   18.797841][   T61]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.798133][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.798326][   T61]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   18.800103][   T61] ---[ end trace 0000000000000000 ]---
| [   18.800844][   T61] ------------[ cut here ]------------
| [   18.801761][   T61] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/61
| [   18.802628][   T61] Tainted: [W]=WARN
[   18.802730][   T61] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.802901][   T61] Workqueue: events_unbound linkwatch_event
[   18.803164][   T61] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.803335][   T61] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.803805][   T61] RSP: 0018:ffa000000041f9e0 EFLAGS: 00010286
[   18.803981][   T61] RAX: 00000000ffffffa6 RBX: ff1100001a142900 RCX: 1ff4000000083f02
[   18.804184][   T61] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a1429b8
[   18.804381][   T61] RBP: ff110000200f9000 R08: 1fe2200003428538 R09: ff11000005238ba8
[   18.804577][   T61] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   18.804793][   T61] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.805004][   T61] FS:  0000000000000000(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   18.805238][   T61] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.805406][   T61] CR2: 00007fec37fe0574 CR3: 000000000c349003 CR4: 0000000000771ef0
[   18.805631][   T61] PKRU: 55555554
[   18.805758][   T61] Call Trace:
[   18.805891][   T61]  <TASK>
[   18.805983][   T61]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.806172][   T61]  ? notifier_call_chain (kernel/notifier.c:85)
[   18.806367][   T61]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.806518][   T61]  netif_state_change (net/core/dev.c:1605)
[   18.806719][   T61]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   18.806980][   T61]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   18.807184][   T61]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   18.807379][   T61]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.807587][   T61]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   18.807784][   T61]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   18.808000][   T61]  process_one_work (kernel/workqueue.c:3314)
[   18.808206][   T61]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   18.808404][   T61]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.808607][   T61]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   18.808807][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.809023][   T61]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   18.809222][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   18.809417][   T61]  kthread (kernel/kthread.c:436)
[   18.809565][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.809811][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.810025][   T61]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.810230][   T61]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   18.810480][   T61]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.810679][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   18.810877][   T61]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   18.812782][   T61] ---[ end trace 0000000000000000 ]---
| [   18.846027][  T297] ------------[ cut here ]------------
| [   18.846274][  T297] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/297
| [   18.847128][  T297] Tainted: [W]=WARN
[   18.847304][  T297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.847588][  T297] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.847885][  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
[   18.848744][  T297] RSP: 0018:ffa0000000bb6e20 EFLAGS: 00010286
[   18.849055][  T297] RAX: 00000000ffffffa6 RBX: ff110000105db540 RCX: 1ff4000000176d8a
[   18.849421][  T297] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000105db5f8
[   18.849780][  T297] RBP: ff11000001dc4000 R08: 1fe22000020bb6c0 R09: ff11000014490b80
[   18.850167][  T297] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   18.850514][  T297] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000202ba708
[   18.850861][  T297] FS:  00007fe286213840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   18.851439][  T297] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.851725][  T297] CR2: 000000000042ebe0 CR3: 00000000130f1003 CR4: 0000000000771ef0
[   18.852215][  T297] PKRU: 55555554
[   18.852533][  T297] Call Trace:
[   18.852701][  T297]  <TASK>
[   18.852814][  T297]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.853165][  T297]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.853336][  T297]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   18.853635][  T297]  __dev_notify_flags (net/core/dev.c:9787)
[   18.853867][  T297]  ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3))
[   18.854207][  T297]  ? netif_change_name (net/core/dev.c:1495)
[   18.854436][  T297]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.854662][  T297]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.854881][  T297]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.855220][  T297]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   18.855462][  T297]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.855689][  T297]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   18.855910][  T297]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   18.856219][  T297]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   18.856442][  T297]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   18.856670][  T297]  veth_newlink (drivers/net/veth.c:1871)
[   18.856919][  T297]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   18.857158][  T297]  ? kasan_save_stack (mm/kasan/common.c:57)
[   18.857385][  T297]  ? kasan_save_track (mm/kasan/common.c:78)
[   18.857608][  T297]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   18.857863][  T297]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   18.858120][  T297]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   18.858354][  T297]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   18.858580][  T297]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   18.858812][  T297]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   18.859053][  T297]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   18.859277][  T297]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   18.859500][  T297]  ? __dev_get_by_name (net/core/dev.c:883)
[   18.859723][  T297]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   18.859958][  T297]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   18.860201][  T297]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.860402][  T297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.860553][  T297]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.860703][  T297]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.860886][  T297]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.861045][  T297]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.861189][  T297]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.861338][  T297]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.861483][  T297]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   18.861630][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.861794][  T297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.861939][  T297]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.862097][  T297]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.862242][  T297]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   18.862389][  T297]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.862537][  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))
[   18.862681][  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))
[   18.862886][  T297]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.863060][  T297]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.863205][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.863352][  T297]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.863500][  T297]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.863647][  T297]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.863801][  T297]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.863951][  T297]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.864116][  T297]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.864307][  T297]  ? move_addr_to_kernel (net/socket.c:258)
[   18.864459][  T297]  ___sys_sendmsg (net/socket.c:2752)
[   18.864610][  T297]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.864765][  T297]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.864952][  T297]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   18.865113][  T297]  __sys_sendmsg (net/socket.c:2784)
[   18.865261][  T297]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.865416][  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)
[   18.865563][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.865711][  T297]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.865862][  T297]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.866018][  T297]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.866166][  T297]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.866352][  T297] RIP: 0033:0x7fe28644d08e
[   18.866508][  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
[   18.867183][  T297] RSP: 002b:00007ffd11ca88b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.867405][  T297] RAX: ffffffffffffffda RBX: 00007ffd11ca9058 RCX: 00007fe28644d08e
[   18.867629][  T297] RDX: 0000000000000000 RSI: 00007ffd11ca8960 RDI: 0000000000000005
[   18.867854][  T297] RBP: 00007ffd11ca88c0 R08: 0000000000000000 R09: 0000000000000000
[   18.868085][  T297] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfed
[   18.868306][  T297] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd11ca9020
| [   18.869785][  T297] ---[ end trace 0000000000000000 ]---
| [   18.883525][  T297] ------------[ cut here ]------------
| [   18.883685][  T297] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/297
| [   18.884535][  T297] Tainted: [W]=WARN
[   18.884646][  T297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.884831][  T297] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.885046][  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
[   18.885572][  T297] RSP: 0018:ffa0000000bb71a0 EFLAGS: 00010286
[   18.885762][  T297] RAX: 00000000ffffffa6 RBX: ff11000004fbac80 RCX: 1ff4000000176dfa
[   18.885984][  T297] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004fbad38
[   18.886207][  T297] RBP: ff11000010e84000 R08: 1fe22000009f75a8 R09: ff11000014490b80
[   18.886423][  T297] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   18.886641][  T297] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   18.886865][  T297] FS:  00007fe286213840(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   18.887129][  T297] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.887314][  T297] CR2: 00007fec37fe0574 CR3: 00000000130f1001 CR4: 0000000000771ef0
[   18.887533][  T297] PKRU: 55555554
[   18.887642][  T297] Call Trace:
[   18.887757][  T297]  <TASK>
[   18.887834][  T297]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.888023][  T297]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.888144][  T297]  __dev_notify_flags (net/core/dev.c:9787)
[   18.888291][  T297]  ? netif_change_name (net/core/dev.c:1495)
[   18.888437][  T297]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   18.888583][  T297]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   18.888732][  T297]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   18.888884][  T297]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   18.889046][  T297]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   18.889194][  T297]  ? __dev_get_by_name (net/core/dev.c:883)
[   18.889353][  T297]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   18.889507][  T297]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   18.889658][  T297]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.889811][  T297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.889957][  T297]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.890137][  T297]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.890288][  T297]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.890439][  T297]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.890590][  T297]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.890748][  T297]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.890895][  T297]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   18.891051][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.891197][  T297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.891340][  T297]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.891486][  T297]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.891641][  T297]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   18.891794][  T297]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.891945][  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))
[   18.892102][  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))
[   18.892248][  T297]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.892394][  T297]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.892540][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.892686][  T297]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.892839][  T297]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.893026][  T297]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.893175][  T297]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.893322][  T297]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.893468][  T297]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.893648][  T297]  ? move_addr_to_kernel (net/socket.c:258)
[   18.893801][  T297]  ___sys_sendmsg (net/socket.c:2752)
[   18.893949][  T297]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.894116][  T297]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.894302][  T297]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   18.894449][  T297]  __sys_sendmsg (net/socket.c:2784)
[   18.894604][  T297]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.894756][  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)
[   18.894901][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.895119][  T297]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.895268][  T297]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.895416][  T297]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.895561][  T297]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.895746][  T297] RIP: 0033:0x7fe28644d08e
[   18.895899][  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
[   18.896449][  T297] RSP: 002b:00007ffd11ca88b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.896670][  T297] RAX: ffffffffffffffda RBX: 00007ffd11ca9058 RCX: 00007fe28644d08e
[   18.896891][  T297] RDX: 0000000000000000 RSI: 00007ffd11ca8960 RDI: 0000000000000005
[   18.897120][  T297] RBP: 00007ffd11ca88c0 R08: 0000000000000000 R09: 0000000000000000
[   18.897347][  T297] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfed
[   18.897567][  T297] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd11ca9020
| [   18.899085][  T297] ---[ end trace 0000000000000000 ]---
| [   18.994589][  T300] ------------[ cut here ]------------
| [   18.994795][  T300] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/300
| [   18.995425][  T300] Tainted: [W]=WARN
[   18.995532][  T300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.995708][  T300] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.995895][  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
[   18.996415][  T300] RSP: 0018:ffa0000000bc7020 EFLAGS: 00010286
[   18.996593][  T300] RAX: 00000000ffffffa6 RBX: ff1100001356b8c0 RCX: 1ff4000000178dca
[   18.996811][  T300] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001356b978
[   18.997040][  T300] RBP: ff11000010e84000 R08: 1fe22000026ad730 R09: ff1100001a04ae58
[   18.997253][  T300] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   18.997462][  T300] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010e84ce1
[   18.997675][  T300] FS:  00007fdb4c4ab840(0000) GS:ff110000a9d30000(0000) knlGS:0000000000000000
[   18.997927][  T300] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.998117][  T300] CR2: 000000003dfa9988 CR3: 00000000130f1001 CR4: 0000000000771ef0
[   18.998328][  T300] PKRU: 55555554
[   18.998433][  T300] Call Trace:
[   18.998542][  T300]  <TASK>
[   18.998615][  T300]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.998763][  T300]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.998871][  T300]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   18.999018][  T300]  __dev_notify_flags (net/core/dev.c:9787)
[   18.999161][  T300]  ? netif_change_name (net/core/dev.c:1495)
[   18.999305][  T300]  ? __dev_change_flags (net/core/dev.c:9752)
[   18.999447][  T300]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   18.999589][  T300]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.999734][  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))
[   18.999897][  T300]  netif_change_flags (net/core/dev.c:9820)
[   19.000079][  T300]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   19.000224][  T300]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   19.000368][  T300]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   19.000545][  T300]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.000691][  T300]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.000836][  T300]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   19.000981][  T300]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.001133][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.001277][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.001420][  T300]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   19.001567][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.001709][  T300]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.001853][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.002004][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.002147][  T300]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   19.002292][  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)
[   19.002434][  T300]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   19.002573][  T300]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   19.002718][  T300]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.002866][  T300]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   19.003075][  T300]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.003219][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.003360][  T300]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.003500][  T300]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.003643][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.003788][  T300]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.003929][  T300]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.004080][  T300]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.004222][  T300]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.004364][  T300]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.004507][  T300]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.004648][  T300]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   19.004793][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.004936][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.005086][  T300]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.005228][  T300]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.005370][  T300]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   19.005514][  T300]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.005657][  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))
[   19.005801][  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))
[   19.005943][  T300]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.006093][  T300]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.006235][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.006378][  T300]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.006520][  T300]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.006662][  T300]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.006809][  T300]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.006951][  T300]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.007102][  T300]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.007277][  T300]  ? move_addr_to_kernel (net/socket.c:258)
[   19.007419][  T300]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.007560][  T300]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.007703][  T300]  ___sys_sendmsg (net/socket.c:2752)
[   19.007846][  T300]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   19.008033][  T300]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.008183][  T300]  __sys_sendmsg (net/socket.c:2784)
[   19.008325][  T300]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.008464][  T300]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   19.008640][  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)
[   19.008783][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.008927][  T300]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.009082][  T300]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.009251][  T300]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.009393][  T300]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.009566][  T300] RIP: 0033:0x7fdb4c6e508e
[   19.009712][  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
[   19.010229][  T300] RSP: 002b:00007ffd903db820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.010443][  T300] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdb4c6e508e
[   19.010654][  T300] RDX: 0000000000000000 RSI: 00007ffd903db8d0 RDI: 0000000000000005
[   19.010870][  T300] RBP: 00007ffd903db830 R08: 0000000000000000 R09: 0000000000000000
[   19.011086][  T300] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfed
[   19.011296][  T300] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd903dbfa0
| [   19.012731][  T300] ---[ end trace 0000000000000000 ]---
| [   19.096760][  T303] ------------[ cut here ]------------
| [   19.096941][  T303] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/303
| [   19.097501][  T303] Tainted: [W]=WARN
[   19.097608][  T303] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.097798][  T303] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.097993][  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
[   19.098504][  T303] RSP: 0018:ffa0000000bf7020 EFLAGS: 00010286
[   19.098683][  T303] RAX: 00000000ffffffa6 RBX: ff11000015ed2900 RCX: 1ff400000017edca
[   19.098905][  T303] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015ed29b8
[   19.099125][  T303] RBP: ff11000001dc4000 R08: 1fe2200002bda538 R09: ff110000135a5158
[   19.099342][  T303] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   19.099556][  T303] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001dc4ce1
[   19.099779][  T303] FS:  00007fd272b3b840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   19.100137][  T303] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.100355][  T303] CR2: 0000000014ae8988 CR3: 00000000130f3004 CR4: 0000000000771ef0
[   19.100570][  T303] PKRU: 55555554
[   19.100676][  T303] Call Trace:
[   19.100789][  T303]  <TASK>
[   19.100864][  T303]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.101090][  T303]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.101199][  T303]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.101341][  T303]  __dev_notify_flags (net/core/dev.c:9787)
[   19.101485][  T303]  ? netif_change_name (net/core/dev.c:1495)
[   19.101640][  T303]  ? __dev_change_flags (net/core/dev.c:9752)
[   19.101785][  T303]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   19.101930][  T303]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.102184][  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))
[   19.102330][  T303]  netif_change_flags (net/core/dev.c:9820)
[   19.102478][  T303]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   19.102623][  T303]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   19.102772][  T303]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   19.102952][  T303]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.103190][  T303]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.103338][  T303]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   19.103481][  T303]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.103625][  T303]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.103774][  T303]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.103935][  T303]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   19.104180][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.104326][  T303]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.104470][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.104614][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.104762][  T303]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   19.104909][  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)
[   19.105157][  T303]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   19.105303][  T303]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   19.105448][  T303]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.105597][  T303]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   19.105747][  T303]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.105894][  T303]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.106128][  T303]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.106272][  T303]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.106417][  T303]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.106575][  T303]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.106719][  T303]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.106869][  T303]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.107098][  T303]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.107243][  T303]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.107388][  T303]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.107531][  T303]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   19.107672][  T303]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.107831][  T303]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.107980][  T303]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.108131][  T303]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.108273][  T303]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   19.108417][  T303]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.108564][  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))
[   19.108707][  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))
[   19.108871][  T303]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.109035][  T303]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.109179][  T303]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.109341][  T303]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.109487][  T303]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.109631][  T303]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.109781][  T303]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.109925][  T303]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.110082][  T303]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.110260][  T303]  ? move_addr_to_kernel (net/socket.c:258)
[   19.110404][  T303]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.110546][  T303]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.110688][  T303]  ___sys_sendmsg (net/socket.c:2752)
[   19.110836][  T303]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   19.111022][  T303]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.111175][  T303]  __sys_sendmsg (net/socket.c:2784)
[   19.111319][  T303]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.111462][  T303]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   19.111641][  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)
[   19.111785][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.111930][  T303]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.112085][  T303]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.112229][  T303]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.112374][  T303]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.112552][  T303] RIP: 0033:0x7fd272d7508e
[   19.112703][  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
[   19.113233][  T303] RSP: 002b:00007ffe4513a9d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.113453][  T303] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd272d7508e
[   19.113670][  T303] RDX: 0000000000000000 RSI: 00007ffe4513aa80 RDI: 0000000000000005
[   19.113910][  T303] RBP: 00007ffe4513a9e0 R08: 0000000000000000 R09: 0000000000000000
[   19.114136][  T303] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfed
[   19.114352][  T303] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4513b150
| [   19.115800][  T303] ---[ end trace 0000000000000000 ]---
| [   19.117559][   T61] ------------[ cut here ]------------
| [   19.117820][   T61] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/61
| [   19.118857][   T61] Tainted: [W]=WARN
[   19.119135][   T61] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.119457][   T61] Workqueue: events_unbound linkwatch_event
[   19.119793][   T61] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.120160][   T61] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.120983][   T61] RSP: 0018:ffa000000041f9e0 EFLAGS: 00010286
[   19.121321][   T61] RAX: 00000000ffffffa6 RBX: ff1100000fbc8740 RCX: 1ff4000000083f02
[   19.121698][   T61] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fbc87f8
[   19.122090][   T61] RBP: ff11000001dc4000 R08: 1fe2200001f79100 R09: ff11000005238ba8
[   19.122456][   T61] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   19.122841][   T61] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.123237][   T61] FS:  0000000000000000(0000) GS:ff110000a9db0000(0000) knlGS:0000000000000000
[   19.123667][   T61] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.124055][   T61] CR2: 0000557c50a17d5c CR3: 00000000131e8001 CR4: 0000000000771ef0
[   19.124437][   T61] PKRU: 55555554
[   19.124651][   T61] Call Trace:
[   19.124863][   T61]  <TASK>
[   19.125048][   T61]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.125304][   T61]  ? notifier_call_chain (kernel/notifier.c:85)
[   19.125563][   T61]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.125764][   T61]  netif_state_change (net/core/dev.c:1605)
[   19.126054][   T61]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   19.126382][   T61]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   19.126631][   T61]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   19.126889][   T61]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.127179][   T61]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   19.127434][   T61]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   19.127700][   T61]  process_one_work (kernel/workqueue.c:3314)
[   19.127990][   T61]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.128261][   T61]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.128535][   T61]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.128802][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.129091][   T61]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.129362][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.129629][   T61]  kthread (kernel/kthread.c:436)
[   19.129843][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.130169][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.130423][   T61]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.130695][   T61]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.131043][   T61]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.131303][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.131560][   T61]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.133885][   T61] ---[ end trace 0000000000000000 ]---
| [   19.135399][   T61] ------------[ cut here ]------------
| [   19.135654][   T61] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/61
| [   19.136666][   T61] Tainted: [W]=WARN
[   19.136872][   T61] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.137248][   T61] Workqueue: events_unbound linkwatch_event
[   19.137571][   T61] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.137912][   T61] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.138736][   T61] RSP: 0018:ffa000000041f9e0 EFLAGS: 00010286
[   19.139062][   T61] RAX: 00000000ffffffa6 RBX: ff1100000fbc9000 RCX: 1ff4000000083f02
[   19.139423][   T61] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000fbc90b8
[   19.139820][   T61] RBP: ff11000010e84000 R08: 1fe2200001f79218 R09: ff11000005238ba8
[   19.140209][   T61] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   19.140574][   T61] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.140920][   T61] FS:  0000000000000000(0000) GS:ff110000a9db0000(0000) knlGS:0000000000000000
[   19.141359][   T61] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.141707][   T61] CR2: 0000557c50a17d5c CR3: 000000000c349002 CR4: 0000000000771ef0
[   19.142102][   T61] PKRU: 55555554
[   19.142318][   T61] Call Trace:
[   19.142517][   T61]  <TASK>
[   19.142673][   T61]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.142942][   T61]  ? notifier_call_chain (kernel/notifier.c:85)
[   19.143235][   T61]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.143464][   T61]  netif_state_change (net/core/dev.c:1605)
[   19.143731][   T61]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   19.144085][   T61]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   19.144346][   T61]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   19.144610][   T61]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.144907][   T61]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   19.145201][   T61]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   19.145468][   T61]  process_one_work (kernel/workqueue.c:3314)
[   19.145745][   T61]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.146069][   T61]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.146341][   T61]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.146608][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.146869][   T61]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   19.147181][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.147471][   T61]  kthread (kernel/kthread.c:436)
[   19.147675][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.148042][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.148324][   T61]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.148590][   T61]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.148901][   T61]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.149193][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.149457][   T61]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.151715][   T61] ---[ end trace 0000000000000000 ]---
| [   19.180675][  T304] ------------[ cut here ]------------
| [   19.180913][  T304] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/304
| [   19.182231][  T304] Tainted: [W]=WARN
[   19.182394][  T304] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.182633][  T304] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.183077][  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
[   19.184282][  T304] RSP: 0018:ffa0000000bc6e20 EFLAGS: 00010286
[   19.184704][  T304] RAX: 00000000ffffffa6 RBX: ff1100001a233e00 RCX: 1ff4000000178d8a
[   19.185220][  T304] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a233eb8
[   19.185728][  T304] RBP: ff110000139f9000 R08: 1fe22000034467d8 R09: ff1100000fefd180
[   19.186280][  T304] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   19.186782][  T304] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000134b4088
[   19.187319][  T304] FS:  00007ff94a1a5840(0000) GS:ff110000a9db0000(0000) knlGS:0000000000000000
[   19.187909][  T304] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.188364][  T304] CR2: 000000000042ebe0 CR3: 0000000020337003 CR4: 0000000000771ef0
[   19.188860][  T304] PKRU: 55555554
[   19.189162][  T304] Call Trace:
[   19.189422][  T304]  <TASK>
[   19.189623][  T304]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.189928][  T304]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.190213][  T304]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   19.190634][  T304]  __dev_notify_flags (net/core/dev.c:9787)
[   19.190991][  T304]  ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3))
[   19.191202][  T304]  ? netif_change_name (net/core/dev.c:1495)
[   19.191398][  T304]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.191599][  T304]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.191815][  T304]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.192042][  T304]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   19.192238][  T304]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.192434][  T304]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.192631][  T304]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   19.192845][  T304]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   19.193057][  T304]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   19.193255][  T304]  veth_newlink (drivers/net/veth.c:1871)
[   19.193460][  T304]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   19.193654][  T304]  ? kasan_save_stack (mm/kasan/common.c:57)
[   19.193886][  T304]  ? kasan_save_track (mm/kasan/common.c:78)
[   19.194107][  T304]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   19.194316][  T304]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   19.194511][  T304]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   19.194709][  T304]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   19.194915][  T304]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   19.195135][  T304]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   19.195335][  T304]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   19.195534][  T304]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   19.195731][  T304]  ? __dev_get_by_name (net/core/dev.c:883)
[   19.195942][  T304]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   19.196164][  T304]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   19.196364][  T304]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.196565][  T304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.196766][  T304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.197045][  T304]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.197250][  T304]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.197450][  T304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.197647][  T304]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.197859][  T304]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.198079][  T304]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   19.198278][  T304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.198476][  T304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.198671][  T304]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.198878][  T304]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.199094][  T304]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   19.199323][  T304]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.199677][  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))
[   19.200052][  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))
[   19.200421][  T304]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.200776][  T304]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.201155][  T304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.201516][  T304]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.201872][  T304]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.202264][  T304]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.202623][  T304]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.203013][  T304]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.203367][  T304]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.203797][  T304]  ? move_addr_to_kernel (net/socket.c:258)
[   19.204174][  T304]  ___sys_sendmsg (net/socket.c:2752)
[   19.204530][  T304]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.204890][  T304]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.205355][  T304]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   19.205715][  T304]  __sys_sendmsg (net/socket.c:2784)
[   19.206101][  T304]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.206459][  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)
[   19.206809][  T304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.207211][  T304]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.207571][  T304]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.207934][  T304]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.208319][  T304]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.208756][  T304] RIP: 0033:0x7ff94a3df08e
[   19.209171][  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
[   19.210058][  T304] RSP: 002b:00007ffd52d69ac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.210335][  T304] RAX: ffffffffffffffda RBX: 00007ffd52d6a268 RCX: 00007ff94a3df08e
[   19.210603][  T304] RDX: 0000000000000000 RSI: 00007ffd52d69b70 RDI: 0000000000000005
[   19.210910][  T304] RBP: 00007ffd52d69ad0 R08: 0000000000000000 R09: 0000000000000000
[   19.211439][  T304] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfed
[   19.211940][  T304] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd52d6a230
| [   19.215419][  T304] ---[ end trace 0000000000000000 ]---
| [   19.243321][  T304] ------------[ cut here ]------------
| [   19.243525][  T304] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/304
| [   19.244101][  T304] Tainted: [W]=WARN
[   19.244211][  T304] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.244392][  T304] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.244582][  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
[   19.245121][  T304] RSP: 0018:ffa0000000bc71a0 EFLAGS: 00010286
[   19.245306][  T304] RAX: 00000000ffffffa6 RBX: ff11000010320740 RCX: 1ff4000000178dfa
[   19.245523][  T304] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000103207f8
[   19.245744][  T304] RBP: ff11000013704000 R08: 1fe2200002064100 R09: ff1100000fefd180
[   19.245970][  T304] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   19.246191][  T304] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   19.246409][  T304] FS:  00007ff94a1a5840(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   19.246665][  T304] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.246855][  T304] CR2: 00007ff94a2bb310 CR3: 0000000020337005 CR4: 0000000000771ef0
[   19.247089][  T304] PKRU: 55555554
[   19.247198][  T304] Call Trace:
[   19.247310][  T304]  <TASK>
[   19.247384][  T304]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.247531][  T304]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.247641][  T304]  __dev_notify_flags (net/core/dev.c:9787)
[   19.247789][  T304]  ? netif_change_name (net/core/dev.c:1495)
[   19.247937][  T304]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   19.248091][  T304]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   19.248238][  T304]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   19.248388][  T304]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   19.248537][  T304]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   19.248680][  T304]  ? __dev_get_by_name (net/core/dev.c:883)
[   19.248828][  T304]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   19.248986][  T304]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   19.249139][  T304]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.249284][  T304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.249428][  T304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.249572][  T304]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.249720][  T304]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.249872][  T304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.250027][  T304]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.250171][  T304]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.250314][  T304]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   19.250458][  T304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.250603][  T304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.250750][  T304]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.250897][  T304]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.251051][  T304]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   19.251195][  T304]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.251345][  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))
[   19.251489][  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))
[   19.251635][  T304]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.251784][  T304]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.251932][  T304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.252091][  T304]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.252238][  T304]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.252384][  T304]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.252530][  T304]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.252676][  T304]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.252822][  T304]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.253017][  T304]  ? move_addr_to_kernel (net/socket.c:258)
[   19.253166][  T304]  ___sys_sendmsg (net/socket.c:2752)
[   19.253312][  T304]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.253460][  T304]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.253645][  T304]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   19.253798][  T304]  __sys_sendmsg (net/socket.c:2784)
[   19.253945][  T304]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.254146][  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)
[   19.254290][  T304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.254437][  T304]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.254582][  T304]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.254727][  T304]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.254877][  T304]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.255068][  T304] RIP: 0033:0x7ff94a3df08e
[   19.255219][  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
[   19.255740][  T304] RSP: 002b:00007ffd52d69ac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.255961][  T304] RAX: ffffffffffffffda RBX: 00007ffd52d6a268 RCX: 00007ff94a3df08e
[   19.256188][  T304] RDX: 0000000000000000 RSI: 00007ffd52d69b70 RDI: 0000000000000005
[   19.256407][  T304] RBP: 00007ffd52d69ad0 R08: 0000000000000000 R09: 0000000000000000
[   19.256623][  T304] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfed
[   19.256906][  T304] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd52d6a230
| [   19.258735][  T304] ---[ end trace 0000000000000000 ]---
| [   19.364026][  T307] ------------[ cut here ]------------
| [   19.364242][  T307] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/307
| [   19.364911][  T307] Tainted: [W]=WARN
[   19.365600][  T307] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.365835][  T307] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.366094][  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
[   19.366646][  T307] RSP: 0018:ffa0000000bc7020 EFLAGS: 00010286
[   19.366887][  T307] RAX: 00000000ffffffa6 RBX: ff11000015ed3c40 RCX: 1ff4000000178dca
[   19.367167][  T307] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015ed3cf8
[   19.367427][  T307] RBP: ff11000013704000 R08: 1fe2200002bda7a0 R09: ff11000020060b58
[   19.367688][  T307] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   19.367963][  T307] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013704ce1
[   19.368251][  T307] FS:  00007feb94303840(0000) GS:ff110000a9db0000(0000) knlGS:0000000000000000
[   19.368552][  T307] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.368795][  T307] CR2: 0000000027365988 CR3: 000000001a31f003 CR4: 0000000000771ef0
[   19.369134][  T307] PKRU: 55555554
[   19.369290][  T307] Call Trace:
[   19.369444][  T307]  <TASK>
[   19.369564][  T307]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.369760][  T307]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.369922][  T307]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.370130][  T307]  __dev_notify_flags (net/core/dev.c:9787)
[   19.370326][  T307]  ? netif_change_name (net/core/dev.c:1495)
[   19.370517][  T307]  ? __dev_change_flags (net/core/dev.c:9752)
[   19.370708][  T307]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   19.370906][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.371122][  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))
[   19.371316][  T307]  netif_change_flags (net/core/dev.c:9820)
[   19.371510][  T307]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   19.371707][  T307]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   19.371906][  T307]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   19.372156][  T307]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.372348][  T307]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.372538][  T307]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   19.372729][  T307]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.372935][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.373148][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.373339][  T307]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   19.373531][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.373723][  T307]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.373922][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.374129][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.374322][  T307]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   19.374516][  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)
[   19.374708][  T307]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   19.374908][  T307]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   19.375124][  T307]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.375317][  T307]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   19.375510][  T307]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.375704][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.375905][  T307]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.376126][  T307]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.376322][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.376512][  T307]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.376703][  T307]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.376911][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.377126][  T307]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.377317][  T307]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.377506][  T307]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.377697][  T307]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   19.377895][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.378111][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.378301][  T307]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.378494][  T307]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.378686][  T307]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   19.378888][  T307]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.379099][  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))
[   19.379292][  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))
[   19.379485][  T307]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.379677][  T307]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.379876][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.380091][  T307]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.380284][  T307]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.380476][  T307]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.380672][  T307]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.380873][  T307]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.381087][  T307]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.381311][  T307]  ? move_addr_to_kernel (net/socket.c:258)
[   19.381504][  T307]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.381697][  T307]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.381896][  T307]  ___sys_sendmsg (net/socket.c:2752)
[   19.382111][  T307]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   19.382339][  T307]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.382540][  T307]  __sys_sendmsg (net/socket.c:2784)
[   19.382734][  T307]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.382933][  T307]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   19.383183][  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)
[   19.383375][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.383571][  T307]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.383770][  T307]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.383977][  T307]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.384178][  T307]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.384404][  T307] RIP: 0033:0x7feb9453d08e
[   19.384602][  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
[   19.385190][  T307] RSP: 002b:00007fff9b19c720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.385456][  T307] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007feb9453d08e
[   19.385717][  T307] RDX: 0000000000000000 RSI: 00007fff9b19c7d0 RDI: 0000000000000005
[   19.386026][  T307] RBP: 00007fff9b19c730 R08: 0000000000000000 R09: 0000000000000000
[   19.386295][  T307] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfed
[   19.386554][  T307] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9b19cea0
| [   19.388373][  T307] ---[ end trace 0000000000000000 ]---
| [   19.491675][  T310] ------------[ cut here ]------------
| [   19.491880][  T310] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/310
| [   19.492530][  T310] Tainted: [W]=WARN
[   19.492684][  T310] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.492928][  T310] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.493183][  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
[   19.493744][  T310] RSP: 0018:ffa0000000c17020 EFLAGS: 00010286
[   19.493990][  T310] RAX: 00000000ffffffa6 RBX: ff1100001a168740 RCX: 1ff4000000182dca
[   19.494255][  T310] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a1687f8
[   19.494514][  T310] RBP: ff110000139f9000 R08: 1fe220000342d100 R09: ff110000122e0b58
[   19.494779][  T310] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   19.495182][  T310] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000139f9ce1
[   19.495534][  T310] FS:  00007f5c95cca840(0000) GS:ff110000a9db0000(0000) knlGS:0000000000000000
[   19.495918][  T310] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.496229][  T310] CR2: 00000000131d0988 CR3: 000000002003d001 CR4: 0000000000771ef0
[   19.496488][  T310] PKRU: 55555554
[   19.496645][  T310] Call Trace:
[   19.496809][  T310]  <TASK>
[   19.496931][  T310]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.497159][  T310]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.497321][  T310]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.497511][  T310]  __dev_notify_flags (net/core/dev.c:9787)
[   19.497704][  T310]  ? netif_change_name (net/core/dev.c:1495)
[   19.497902][  T310]  ? __dev_change_flags (net/core/dev.c:9752)
[   19.498119][  T310]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   19.498309][  T310]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.498504][  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))
[   19.498699][  T310]  netif_change_flags (net/core/dev.c:9820)
[   19.498901][  T310]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   19.499116][  T310]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   19.499308][  T310]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   19.499536][  T310]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.499727][  T310]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.499927][  T310]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   19.500136][  T310]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.500334][  T310]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.500528][  T310]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.500718][  T310]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   19.500926][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.501139][  T310]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.501331][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.501521][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.501715][  T310]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   19.501919][  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)
[   19.502129][  T310]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   19.502322][  T310]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   19.502515][  T310]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.502711][  T310]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   19.502915][  T310]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.503132][  T310]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.503328][  T310]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.503518][  T310]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.503711][  T310]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.503912][  T310]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.504129][  T310]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.504322][  T310]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.504514][  T310]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.504705][  T310]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.504908][  T310]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.505121][  T310]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   19.505313][  T310]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.505507][  T310]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.505698][  T310]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.505899][  T310]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.506112][  T310]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   19.506308][  T310]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.506507][  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))
[   19.506699][  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))
[   19.506900][  T310]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.507114][  T310]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.507309][  T310]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.507505][  T310]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.507699][  T310]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.507901][  T310]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.508116][  T310]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.508311][  T310]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.508502][  T310]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.508727][  T310]  ? move_addr_to_kernel (net/socket.c:258)
[   19.508930][  T310]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.509146][  T310]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.509344][  T310]  ___sys_sendmsg (net/socket.c:2752)
[   19.509534][  T310]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   19.509767][  T310]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.509986][  T310]  __sys_sendmsg (net/socket.c:2784)
[   19.510187][  T310]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.510378][  T310]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   19.510606][  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)
[   19.510813][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.511027][  T310]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.511221][  T310]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.511413][  T310]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.511605][  T310]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.511846][  T310] RIP: 0033:0x7f5c95f0408e
[   19.512066][  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
[   19.512666][  T310] RSP: 002b:00007fffd2a82270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.512946][  T310] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5c95f0408e
[   19.513231][  T310] RDX: 0000000000000000 RSI: 00007fffd2a82320 RDI: 0000000000000005
[   19.513504][  T310] RBP: 00007fffd2a82280 R08: 0000000000000000 R09: 0000000000000000
[   19.513779][  T310] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfed
[   19.514059][  T310] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd2a829f0
| [   19.515874][  T310] ---[ end trace 0000000000000000 ]---
| [   19.517465][   T38] ------------[ cut here ]------------
| [   19.517611][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/38
| [   19.518225][   T38] Tainted: [W]=WARN
[   19.518326][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.518493][   T38] Workqueue: events_unbound linkwatch_event
[   19.518667][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.518847][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.519343][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   19.519513][   T38] RAX: 00000000ffffffa6 RBX: ff11000015e53a80 RCX: 1ff4000000055f02
[   19.519714][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e53b38
[   19.519922][   T38] RBP: ff110000139f9000 R08: 1fe2200002bca768 R09: ff11000001d92ea8
[   19.520146][   T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   19.520343][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.520541][   T38] FS:  0000000000000000(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   19.520779][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.520948][   T38] CR2: 00007f911786a000 CR3: 000000000c349001 CR4: 0000000000771ef0
[   19.521160][   T38] PKRU: 55555554
[   19.521259][   T38] Call Trace:
[   19.521360][   T38]  <TASK>
[   19.521429][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.521570][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   19.521705][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.521810][   T38]  netif_state_change (net/core/dev.c:1605)
[   19.521946][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   19.522126][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   19.522258][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   19.522390][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.522525][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   19.522665][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   19.522805][   T38]  process_one_work (kernel/workqueue.c:3314)
[   19.522943][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.523084][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.523222][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.523364][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.523497][   T38]  kthread (kernel/kthread.c:436)
[   19.523597][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.523766][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.523901][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.524052][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.524223][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.524356][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.524488][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.525782][   T38] ---[ end trace 0000000000000000 ]---
| [   19.526528][   T38] ------------[ cut here ]------------
| [   19.526688][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/38
| [   19.527331][   T38] Tainted: [W]=WARN
[   19.527432][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.527598][   T38] Workqueue: events_unbound linkwatch_event
[   19.527777][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.527950][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.528441][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   19.528618][   T38] RAX: 00000000ffffffa6 RBX: ff11000015e52580 RCX: 1ff4000000055f02
[   19.528828][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e52638
[   19.529054][   T38] RBP: ff11000013704000 R08: 1fe2200002bca4c8 R09: ff11000001d92ea8
[   19.529256][   T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   19.529456][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.529660][   T38] FS:  0000000000000000(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   19.529908][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.530089][   T38] CR2: 00007f911786a000 CR3: 000000000c349001 CR4: 0000000000771ef0
[   19.530291][   T38] PKRU: 55555554
[   19.530393][   T38] Call Trace:
[   19.530498][   T38]  <TASK>
[   19.530574][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.530710][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   19.530850][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.530958][   T38]  netif_state_change (net/core/dev.c:1605)
[   19.531123][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   19.531294][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   19.531428][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   19.531563][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.531700][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   19.531843][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   19.531991][   T38]  process_one_work (kernel/workqueue.c:3314)
[   19.532141][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.532277][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.532415][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.532639][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.532865][   T38]  kthread (kernel/kthread.c:436)
[   19.532976][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.533156][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.533294][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.533428][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.533594][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.533730][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.533870][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.535292][   T38] ---[ end trace 0000000000000000 ]---
| [   19.566201][  T311] ------------[ cut here ]------------
| [   19.566379][  T311] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/311
| [   19.566955][  T311] Tainted: [W]=WARN
[   19.567081][  T311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.567272][  T311] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.567463][  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
[   19.568006][  T311] RSP: 0018:ffa0000000c26e20 EFLAGS: 00010286
[   19.568195][  T311] RAX: 00000000ffffffa6 RBX: ff11000004cae580 RCX: 1ff4000000184d8a
[   19.568448][  T311] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004cae638
[   19.568672][  T311] RBP: ff11000013669000 R08: 1fe2200000995cc8 R09: ff110000122e2e80
[   19.568895][  T311] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   19.569130][  T311] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a076008
[   19.569355][  T311] FS:  00007f63ae5f4840(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   19.569615][  T311] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.569806][  T311] CR2: 000000000042ebe0 CR3: 000000001a255004 CR4: 0000000000771ef0
[   19.570043][  T311] PKRU: 55555554
[   19.570153][  T311] Call Trace:
[   19.570263][  T311]  <TASK>
[   19.570341][  T311]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.570491][  T311]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.570604][  T311]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   19.570791][  T311]  __dev_notify_flags (net/core/dev.c:9787)
[   19.570939][  T311]  ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3))
[   19.571097][  T311]  ? netif_change_name (net/core/dev.c:1495)
[   19.571245][  T311]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.571391][  T311]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.571535][  T311]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.571682][  T311]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   19.571867][  T311]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.572025][  T311]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.572173][  T311]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   19.572322][  T311]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   19.572468][  T311]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   19.572617][  T311]  veth_newlink (drivers/net/veth.c:1871)
[   19.572772][  T311]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   19.572920][  T311]  ? kasan_save_stack (mm/kasan/common.c:57)
[   19.573079][  T311]  ? kasan_save_track (mm/kasan/common.c:78)
[   19.573226][  T311]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   19.573391][  T311]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   19.573538][  T311]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   19.573687][  T311]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   19.573838][  T311]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   19.573993][  T311]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   19.574146][  T311]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   19.574295][  T311]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   19.574444][  T311]  ? __dev_get_by_name (net/core/dev.c:883)
[   19.574590][  T311]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   19.574748][  T311]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   19.574899][  T311]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.575058][  T311]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.575204][  T311]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.575352][  T311]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.575504][  T311]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.575654][  T311]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.575806][  T311]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.575956][  T311]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.576113][  T311]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   19.576260][  T311]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.576409][  T311]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.576554][  T311]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.576705][  T311]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.576856][  T311]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   19.577016][  T311]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.577166][  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))
[   19.577315][  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))
[   19.577464][  T311]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.577611][  T311]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.577763][  T311]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.577914][  T311]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.578075][  T311]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.578226][  T311]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.578375][  T311]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.578524][  T311]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.578672][  T311]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.578858][  T311]  ? move_addr_to_kernel (net/socket.c:258)
[   19.579023][  T311]  ___sys_sendmsg (net/socket.c:2752)
[   19.579171][  T311]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.579323][  T311]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.579509][  T311]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   19.579659][  T311]  __sys_sendmsg (net/socket.c:2784)
[   19.579815][  T311]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.579972][  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)
[   19.580124][  T311]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.580272][  T311]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.580420][  T311]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.580567][  T311]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.580713][  T311]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.580900][  T311] RIP: 0033:0x7f63ae82e08e
[   19.581062][  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
[   19.581583][  T311] RSP: 002b:00007ffe51bd09e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.581812][  T311] RAX: ffffffffffffffda RBX: 00007ffe51bd1188 RCX: 00007f63ae82e08e
[   19.582043][  T311] RDX: 0000000000000000 RSI: 00007ffe51bd0a90 RDI: 0000000000000005
[   19.582265][  T311] RBP: 00007ffe51bd09f0 R08: 0000000000000000 R09: 0000000000000000
[   19.582484][  T311] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfed
[   19.582705][  T311] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe51bd1150
| [   19.584200][  T311] ---[ end trace 0000000000000000 ]---
| [   19.590905][  T311] ------------[ cut here ]------------
| [   19.591455][  T311] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/311
| [   19.592014][  T311] Tainted: [W]=WARN
[   19.592125][  T311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.592306][  T311] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.592494][  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
[   19.593025][  T311] RSP: 0018:ffa0000000c271a0 EFLAGS: 00010286
[   19.593211][  T311] RAX: 00000000ffffffa6 RBX: ff1100001a175e00 RCX: 1ff4000000184dfa
[   19.593429][  T311] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a175eb8
[   19.593645][  T311] RBP: ff1100001366c000 R08: 1fe220000342ebd8 R09: ff110000122e2e80
[   19.593865][  T311] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   19.594093][  T311] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   19.594321][  T311] FS:  00007f63ae5f4840(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   19.594575][  T311] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.594762][  T311] CR2: 000000000042ebe0 CR3: 000000001a255004 CR4: 0000000000771ef0
[   19.594984][  T311] PKRU: 55555554
[   19.595098][  T311] Call Trace:
[   19.595206][  T311]  <TASK>
[   19.595281][  T311]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.595427][  T311]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.595537][  T311]  __dev_notify_flags (net/core/dev.c:9787)
[   19.595703][  T311]  ? netif_change_name (net/core/dev.c:1495)
[   19.595858][  T311]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   19.596014][  T311]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   19.596164][  T311]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   19.596312][  T311]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   19.596459][  T311]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   19.596605][  T311]  ? __dev_get_by_name (net/core/dev.c:883)
[   19.596752][  T311]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   19.596902][  T311]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   19.597061][  T311]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.597210][  T311]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.597355][  T311]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.597498][  T311]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.597646][  T311]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.597802][  T311]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.597950][  T311]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.598106][  T311]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.598252][  T311]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   19.598398][  T311]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.598543][  T311]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.598687][  T311]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.598839][  T311]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.598990][  T311]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   19.599143][  T311]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.599292][  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))
[   19.599435][  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))
[   19.599583][  T311]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.599729][  T311]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.599879][  T311]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.600039][  T311]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.600186][  T311]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.600332][  T311]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.600480][  T311]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.600627][  T311]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.600778][  T311]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.600961][  T311]  ? move_addr_to_kernel (net/socket.c:258)
[   19.601123][  T311]  ___sys_sendmsg (net/socket.c:2752)
[   19.601268][  T311]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.601419][  T311]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.601603][  T311]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   19.601785][  T311]  __sys_sendmsg (net/socket.c:2784)
[   19.601932][  T311]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.602107][  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)
[   19.602254][  T311]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.602402][  T311]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.602548][  T311]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.602695][  T311]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.602845][  T311]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.603038][  T311] RIP: 0033:0x7f63ae82e08e
[   19.603189][  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
[   19.603708][  T311] RSP: 002b:00007ffe51bd09e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.603933][  T311] RAX: ffffffffffffffda RBX: 00007ffe51bd1188 RCX: 00007f63ae82e08e
[   19.604163][  T311] RDX: 0000000000000000 RSI: 00007ffe51bd0a90 RDI: 0000000000000005
[   19.604384][  T311] RBP: 00007ffe51bd09f0 R08: 0000000000000000 R09: 0000000000000000
[   19.604600][  T311] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfed
[   19.604819][  T311] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe51bd1150
| [   19.606412][  T311] ---[ end trace 0000000000000000 ]---
| [   19.698361][  T314] ------------[ cut here ]------------
| [   19.698549][  T314] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/314
| [   19.699130][  T314] Tainted: [W]=WARN
[   19.699261][  T314] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.699447][  T314] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.699663][  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
[   19.700203][  T314] RSP: 0018:ffa0000000b77020 EFLAGS: 00010286
[   19.700407][  T314] RAX: 00000000ffffffa6 RBX: ff11000015ed3700 RCX: 1ff400000016edca
[   19.700633][  T314] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015ed37b8
[   19.700853][  T314] RBP: ff1100001366c000 R08: 1fe2200002bda6f8 R09: ff11000004a82e58
[   19.701091][  T314] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   19.701305][  T314] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001366cce1
[   19.701534][  T314] FS:  00007f47bb045840(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   19.701788][  T314] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.701975][  T314] CR2: 0000000035de4988 CR3: 000000002012c005 CR4: 0000000000771ef0
[   19.702194][  T314] PKRU: 55555554
[   19.702328][  T314] Call Trace:
[   19.702433][  T314]  <TASK>
[   19.702512][  T314]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.702670][  T314]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.702782][  T314]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.702925][  T314]  __dev_notify_flags (net/core/dev.c:9787)
[   19.703825][  T314]  ? netif_change_name (net/core/dev.c:1495)
[   19.704013][  T314]  ? __dev_change_flags (net/core/dev.c:9752)
[   19.704162][  T314]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   19.704304][  T314]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.704447][  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))
[   19.704605][  T314]  netif_change_flags (net/core/dev.c:9820)
[   19.704753][  T314]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   19.704899][  T314]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   19.705056][  T314]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   19.705235][  T314]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.705378][  T314]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.705519][  T314]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   19.705662][  T314]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.705822][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.705972][  T314]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.706129][  T314]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   19.706290][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.706431][  T314]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.706582][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.706723][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.706870][  T314]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   19.707024][  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)
[   19.707167][  T314]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   19.707310][  T314]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   19.707454][  T314]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.707623][  T314]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   19.707784][  T314]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.707930][  T314]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.708086][  T314]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.708226][  T314]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.708371][  T314]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.708514][  T314]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.708658][  T314]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.708804][  T314]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.708949][  T314]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.709104][  T314]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.709247][  T314]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.709391][  T314]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   19.709535][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.709696][  T314]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.709847][  T314]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.709995][  T314]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.710143][  T314]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   19.710285][  T314]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.710430][  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))
[   19.710582][  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))
[   19.710763][  T314]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.710909][  T314]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.711065][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.711208][  T314]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.711351][  T314]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.711494][  T314]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.711652][  T314]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.711802][  T314]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.711977][  T314]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.712180][  T314]  ? move_addr_to_kernel (net/socket.c:258)
[   19.712324][  T314]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.712466][  T314]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.712610][  T314]  ___sys_sendmsg (net/socket.c:2752)
[   19.712757][  T314]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   19.712935][  T314]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.713275][  T314]  __sys_sendmsg (net/socket.c:2784)
[   19.713421][  T314]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.713563][  T314]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   19.713751][  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)
[   19.713898][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.714055][  T314]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.714204][  T314]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.714348][  T314]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.714512][  T314]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.714688][  T314] RIP: 0033:0x7f47bb27f08e
[   19.714851][  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
[   19.715405][  T314] RSP: 002b:00007ffc41897660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.715621][  T314] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f47bb27f08e
[   19.715841][  T314] RDX: 0000000000000000 RSI: 00007ffc41897710 RDI: 0000000000000005
[   19.716068][  T314] RBP: 00007ffc41897670 R08: 0000000000000000 R09: 0000000000000000
[   19.716321][  T314] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfed
[   19.716537][  T314] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc41897de0
| [   19.718004][  T314] ---[ end trace 0000000000000000 ]---
| [   19.822488][  T317] ------------[ cut here ]------------
| [   19.822693][  T317] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/317
| [   19.823264][  T317] Tainted: [W]=WARN
[   19.823373][  T317] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.823562][  T317] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.823755][  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
[   19.824279][  T317] RSP: 0018:ffa0000000c57020 EFLAGS: 00010286
[   19.824466][  T317] RAX: 00000000ffffffa6 RBX: ff11000015e02e40 RCX: 1ff400000018adca
[   19.824685][  T317] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e02ef8
[   19.824907][  T317] RBP: ff11000013669000 R08: 1fe2200002bc05e0 R09: ff11000014498b58
[   19.825129][  T317] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   19.825344][  T317] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013669ce1
[   19.825565][  T317] FS:  00007eff6d1f0840(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   19.825822][  T317] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.826016][  T317] CR2: 00007eff6d4c01a0 CR3: 00000000139e7004 CR4: 0000000000771ef0
[   19.826234][  T317] PKRU: 55555554
[   19.826344][  T317] Call Trace:
[   19.826452][  T317]  <TASK>
[   19.826526][  T317]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.826701][  T317]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.826815][  T317]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.826962][  T317]  __dev_notify_flags (net/core/dev.c:9787)
[   19.827128][  T317]  ? netif_change_name (net/core/dev.c:1495)
[   19.827275][  T317]  ? __dev_change_flags (net/core/dev.c:9752)
[   19.827421][  T317]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   19.827566][  T317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.827713][  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))
[   19.827864][  T317]  netif_change_flags (net/core/dev.c:9820)
[   19.828021][  T317]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   19.828168][  T317]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   19.828313][  T317]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   19.828496][  T317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.828642][  T317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.828793][  T317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   19.828939][  T317]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.829184][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.829330][  T317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.829473][  T317]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   19.829621][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.829770][  T317]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.829914][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.830143][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.830289][  T317]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   19.830434][  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)
[   19.830578][  T317]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   19.830725][  T317]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   19.830877][  T317]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.831142][  T317]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   19.831309][  T317]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.831456][  T317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.831601][  T317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.831748][  T317]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.831896][  T317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.832052][  T317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.832200][  T317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.832344][  T317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.832491][  T317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.832636][  T317]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.832783][  T317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.832929][  T317]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   19.833084][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.833230][  T317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.833375][  T317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.833520][  T317]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.833663][  T317]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   19.833814][  T317]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.833963][  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))
[   19.834119][  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))
[   19.834266][  T317]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.834411][  T317]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.834556][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.834700][  T317]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.834853][  T317]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.835010][  T317]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.835156][  T317]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.835301][  T317]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.835449][  T317]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.835632][  T317]  ? move_addr_to_kernel (net/socket.c:258)
[   19.835783][  T317]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.835931][  T317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.836088][  T317]  ___sys_sendmsg (net/socket.c:2752)
[   19.836232][  T317]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   19.836414][  T317]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.836569][  T317]  __sys_sendmsg (net/socket.c:2784)
[   19.836715][  T317]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.836864][  T317]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   19.837056][  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)
[   19.837202][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.837346][  T317]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.837490][  T317]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.837634][  T317]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.837781][  T317]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.837960][  T317] RIP: 0033:0x7eff6d42a08e
[   19.838123][  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
[   19.838643][  T317] RSP: 002b:00007ffe0b347fc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.838869][  T317] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007eff6d42a08e
[   19.839093][  T317] RDX: 0000000000000000 RSI: 00007ffe0b348070 RDI: 0000000000000005
[   19.839309][  T317] RBP: 00007ffe0b347fd0 R08: 0000000000000000 R09: 0000000000000000
[   19.839525][  T317] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfee
[   19.839746][  T317] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0b348740
| [   19.841226][  T317] ---[ end trace 0000000000000000 ]---
| [   19.842572][   T36] ------------[ cut here ]------------
| [   19.842721][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/36
| [   19.843336][   T36] Tainted: [W]=WARN
[   19.843436][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.843603][   T36] Workqueue: events_unbound linkwatch_event
[   19.843779][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.843955][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.844443][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   19.844614][   T36] RAX: 00000000ffffffa6 RBX: ff11000015e03a80 RCX: 1ff4000000051f02
[   19.844814][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e03b38
[   19.845038][   T36] RBP: ff11000013669000 R08: 1fe2200002bc0768 R09: ff11000001d651a8
[   19.845237][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   19.845434][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.845635][   T36] FS:  0000000000000000(0000) GS:ff110000a9d30000(0000) knlGS:0000000000000000
[   19.845874][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.846053][   T36] CR2: 0000557c692b26a0 CR3: 000000000c349005 CR4: 0000000000771ef0
[   19.846252][   T36] PKRU: 55555554
[   19.846352][   T36] Call Trace:
[   19.846454][   T36]  <TASK>
[   19.846522][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.846662][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   19.846800][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.846902][   T36]  netif_state_change (net/core/dev.c:1605)
[   19.847048][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   19.847214][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   19.847346][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   19.847481][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.847616][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   19.847748][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   19.847881][   T36]  process_one_work (kernel/workqueue.c:3314)
[   19.848031][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.848163][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.848300][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.848438][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.848571][   T36]  kthread (kernel/kthread.c:436)
[   19.848673][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.848842][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.848980][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.849118][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.849337][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.849488][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.849663][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.851591][   T36] ---[ end trace 0000000000000000 ]---
| [   19.852360][   T36] ------------[ cut here ]------------
| [   19.852505][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/36
| [   19.853085][   T36] Tainted: [W]=WARN
[   19.853186][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.853353][   T36] Workqueue: events_unbound linkwatch_event
[   19.853527][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.853699][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.854200][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   19.854370][   T36] RAX: 00000000ffffffa6 RBX: ff11000004cd9c40 RCX: 1ff4000000051f02
[   19.854568][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004cd9cf8
[   19.854777][   T36] RBP: ff1100001366c000 R08: 1fe220000099b3a0 R09: ff11000001d651a8
[   19.854983][   T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   19.855187][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.855385][   T36] FS:  0000000000000000(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   19.855616][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.855784][   T36] CR2: 00007fca9c4b5574 CR3: 000000000c349001 CR4: 0000000000771ef0
[   19.855989][   T36] PKRU: 55555554
[   19.856093][   T36] Call Trace:
[   19.856193][   T36]  <TASK>
[   19.856262][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.856399][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   19.856531][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.856633][   T36]  netif_state_change (net/core/dev.c:1605)
[   19.856770][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   19.856936][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   19.857269][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   19.857403][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.857538][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   19.857673][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   19.857810][   T36]  process_one_work (kernel/workqueue.c:3314)
[   19.857945][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   19.858090][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.858227][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.858364][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   19.858497][   T36]  kthread (kernel/kthread.c:436)
[   19.858596][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.858767][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.858901][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.859047][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   19.859212][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   19.859344][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   19.859476][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.860944][   T36] ---[ end trace 0000000000000000 ]---
| [   19.926036][  T318] ------------[ cut here ]------------
| [   19.926216][  T318] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ovpn-cli/318
| [   19.926804][  T318] Tainted: [W]=WARN
[   19.926917][  T318] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.927427][  T318] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.927621][  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
[   19.928163][  T318] RSP: 0018:ffa0000000c671a0 EFLAGS: 00010286
[   19.928350][  T318] RAX: 00000000ffffffa6 RBX: ff1100001a142580 RCX: 1ff400000018cdfa
[   19.928568][  T318] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a142638
[   19.928792][  T318] RBP: ff110000123e4000 R08: 1fe22000034284c8 R09: ff1100000ff20b80
[   19.929022][  T318] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   19.929241][  T318] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   19.929461][  T318] FS:  00007f6982845ec0(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   19.929778][  T318] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.930074][  T318] CR2: 00007f6982ba6004 CR3: 0000000013019001 CR4: 0000000000771ef0
[   19.930414][  T318] PKRU: 55555554
[   19.930582][  T318] Call Trace:
[   19.930749][  T318]  <TASK>
[   19.930867][  T318]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.931113][  T318]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.931288][  T318]  __dev_notify_flags (net/core/dev.c:9787)
[   19.931514][  T318]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.931742][  T318]  ? netif_change_name (net/core/dev.c:1495)
[   19.931979][  T318]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   19.932215][  T318]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   19.932441][  T318]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   19.932672][  T318]  ? lockdep_hardirqs_off (kernel/locking/lockdep.c:4511)
[   19.932898][  T318]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[   19.933127][  T318]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   19.933277][  T318]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   19.933425][  T318]  ? rtnl_newlink_create (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:3912)
[   19.933576][  T318]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   19.933723][  T318]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   19.933946][  T318]  ? __dev_get_by_name (net/core/dev.c:883)
[   19.934187][  T318]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   19.934424][  T318]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   19.934658][  T318]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.934889][  T318]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.935132][  T318]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.935359][  T318]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.935559][  T318]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.935706][  T318]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.935857][  T318]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.936014][  T318]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.936160][  T318]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   19.936303][  T318]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.936451][  T318]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.936595][  T318]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.936746][  T318]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.936961][  T318]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   19.937196][  T318]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.937374][  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))
[   19.937566][  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))
[   19.937777][  T318]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.938020][  T318]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.938240][  T318]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.938462][  T318]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.938676][  T318]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.938906][  T318]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.939149][  T318]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.939372][  T318]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.939594][  T318]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.939868][  T318]  ? move_addr_to_kernel (net/socket.c:258)
[   19.940108][  T318]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.940337][  T318]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   19.940621][  T318]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.940849][  T318]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   19.941147][  T318]  ___sys_sendmsg (net/socket.c:2752)
[   19.941378][  T318]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.941604][  T318]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.941846][  T318]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   19.942086][  T318]  ? do_getsockname (net/socket.c:2192)
[   19.942316][  T318]  __sys_sendmsg (net/socket.c:2784)
[   19.942546][  T318]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.942776][  T318]  ? __sys_getsockname (net/socket.c:2210)
[   19.943016][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.943244][  T318]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.943469][  T318]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.943694][  T318]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.943922][  T318]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.944217][  T318] RIP: 0033:0x7f69828fa08e
[   19.944452][  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
[   19.945259][  T318] RSP: 002b:00007ffe073ed260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.945601][  T318] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f69828fa08e
[   19.945929][  T318] RDX: 0000000000000000 RSI: 00007ffe073ed2e0 RDI: 0000000000000005
[   19.946278][  T318] RBP: 00007ffe073ed270 R08: 0000000000000000 R09: 0000000000000000
[   19.946630][  T318] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe073f1a08
[   19.946962][  T318] R13: 0000000000000004 R14: 00007f6982be6000 R15: 000000000040bda8
| [   19.949238][  T318] ---[ end trace 0000000000000000 ]---
| [   20.026217][  T320] ------------[ cut here ]------------
| [   20.026462][  T320] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/320
| [   20.027263][  T320] Tainted: [W]=WARN
[   20.027428][  T320] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.027709][  T320] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.028132][  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
[   20.028941][  T320] RSP: 0018:ffa0000000c87020 EFLAGS: 00010286
[   20.029383][  T320] RAX: 00000000ffffffa6 RBX: ff11000004fbb380 RCX: 1ff4000000190dca
[   20.029642][  T320] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004fbb438
[   20.029958][  T320] RBP: ff110000123e4000 R08: 1fe22000009f7688 R09: ff110000123cae58
[   20.030256][  T320] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   20.030469][  T320] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000123e4ce1
[   20.030688][  T320] FS:  00007f1906be3840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   20.030948][  T320] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.031242][  T320] CR2: 00000000219d0988 CR3: 0000000013889001 CR4: 0000000000771ef0
[   20.031462][  T320] PKRU: 55555554
[   20.031569][  T320] Call Trace:
[   20.031679][  T320]  <TASK>
[   20.031757][  T320]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.031907][  T320]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.032105][  T320]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   20.032248][  T320]  __dev_notify_flags (net/core/dev.c:9787)
[   20.032391][  T320]  ? netif_change_name (net/core/dev.c:1495)
[   20.032534][  T320]  ? __dev_change_flags (net/core/dev.c:9752)
[   20.032680][  T320]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   20.032876][  T320]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.033211][  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))
[   20.033408][  T320]  netif_change_flags (net/core/dev.c:9820)
[   20.033552][  T320]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   20.033697][  T320]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   20.033847][  T320]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   20.034135][  T320]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.034279][  T320]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.034423][  T320]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   20.034571][  T320]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.034716][  T320]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.034868][  T320]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.035021][  T320]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.035173][  T320]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.035321][  T320]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   20.035463][  T320]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.035610][  T320]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.035761][  T320]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   20.035912][  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)
[   20.036072][  T320]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   20.036221][  T320]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.036370][  T320]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   20.036559][  T320]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   20.036751][  T320]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.036942][  T320]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.037177][  T320]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.037382][  T320]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.037592][  T320]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.037807][  T320]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.038046][  T320]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.038256][  T320]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.038455][  T320]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.038676][  T320]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.038871][  T320]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.039026][  T320]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   20.039211][  T320]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.039437][  T320]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.039664][  T320]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.039891][  T320]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.040130][  T320]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   20.040354][  T320]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.040581][  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))
[   20.040807][  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))
[   20.041054][  T320]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.041284][  T320]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.041517][  T320]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.041743][  T320]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.041976][  T320]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.042203][  T320]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.042419][  T320]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.042638][  T320]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.042854][  T320]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.043139][  T320]  ? move_addr_to_kernel (net/socket.c:258)
[   20.043361][  T320]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.043579][  T320]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.043804][  T320]  ___sys_sendmsg (net/socket.c:2752)
[   20.044042][  T320]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.044314][  T320]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.044555][  T320]  __sys_sendmsg (net/socket.c:2784)
[   20.044777][  T320]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.045009][  T320]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.045289][  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)
[   20.045512][  T320]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.045735][  T320]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.045953][  T320]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.046351][  T320]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.046576][  T320]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.046847][  T320] RIP: 0033:0x7f1906e1d08e
[   20.047088][  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
[   20.047873][  T320] RSP: 002b:00007fff14323d60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.048234][  T320] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1906e1d08e
[   20.048571][  T320] RDX: 0000000000000000 RSI: 00007fff14323e10 RDI: 0000000000000005
[   20.048903][  T320] RBP: 00007fff14323d70 R08: 0000000000000000 R09: 0000000000000000
[   20.049251][  T320] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfee
[   20.049588][  T320] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff143244e0
| [   20.051848][  T320] ---[ end trace 0000000000000000 ]---
| [   20.165159][  T324] ------------[ cut here ]------------
| [   20.165366][  T324] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ovpn-cli/324
| [   20.166148][  T324] Tainted: [W]=WARN
[   20.166320][  T324] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.166628][  T324] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.166862][  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
[   20.167400][  T324] RSP: 0018:ffa0000000cb71a0 EFLAGS: 00010286
[   20.167590][  T324] RAX: 00000000ffffffa6 RBX: ff11000013289000 RCX: 1ff4000000196dfa
[   20.167814][  T324] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000132890b8
[   20.168052][  T324] RBP: ff11000014749000 R08: 1fe2200002651218 R09: ff110000135d8b80
[   20.168270][  T324] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   20.168490][  T324] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   20.168752][  T324] FS:  00007fc715f9fec0(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   20.169026][  T324] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.169210][  T324] CR2: 00007fc716300004 CR3: 000000002000b001 CR4: 0000000000771ef0
[   20.169431][  T324] PKRU: 55555554
[   20.169543][  T324] Call Trace:
[   20.169655][  T324]  <TASK>
[   20.169733][  T324]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.169988][  T324]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.170121][  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))
[   20.170269][  T324]  __dev_notify_flags (net/core/dev.c:9787)
[   20.170455][  T324]  ? notifier_call_chain (kernel/notifier.c:85)
[   20.170680][  T324]  ? netif_change_name (net/core/dev.c:1495)
[   20.170911][  T324]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   20.171745][  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)
[   20.171988][  T324]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   20.172221][  T324]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   20.172453][  T324]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   20.172682][  T324]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   20.172913][  T324]  ? __dev_get_by_name (net/core/dev.c:883)
[   20.173163][  T324]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   20.173394][  T324]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   20.173631][  T324]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.173860][  T324]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.174101][  T324]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.174325][  T324]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.174556][  T324]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.174782][  T324]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.175028][  T324]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.175281][  T324]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.175506][  T324]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   20.175733][  T324]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.175986][  T324]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.176226][  T324]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.176471][  T324]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.176692][  T324]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   20.176924][  T324]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.177164][  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))
[   20.177396][  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))
[   20.177620][  T324]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.177847][  T324]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.178082][  T324]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.178308][  T324]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.178535][  T324]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.178760][  T324]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.179009][  T324]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.179231][  T324]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.179454][  T324]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.179730][  T324]  ? move_addr_to_kernel (net/socket.c:258)
[   20.179955][  T324]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.180197][  T324]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   20.180485][  T324]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.180707][  T324]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   20.180992][  T324]  ___sys_sendmsg (net/socket.c:2752)
[   20.181222][  T324]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.181444][  T324]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.181681][  T324]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   20.181924][  T324]  ? do_getsockname (net/socket.c:2192)
[   20.182161][  T324]  __sys_sendmsg (net/socket.c:2784)
[   20.182387][  T324]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.182615][  T324]  ? __sys_getsockname (net/socket.c:2210)
[   20.182842][  T324]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.183079][  T324]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.183306][  T324]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.183588][  T324]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.183816][  T324]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.184108][  T324] RIP: 0033:0x7fc71605408e
[   20.184342][  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
[   20.185167][  T324] RSP: 002b:00007ffe10071f00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.185514][  T324] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc71605408e
[   20.185871][  T324] RDX: 0000000000000000 RSI: 00007ffe10071f80 RDI: 0000000000000005
[   20.186217][  T324] RBP: 00007ffe10071f10 R08: 0000000000000000 R09: 0000000000000000
[   20.186560][  T324] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe100766a8
[   20.186895][  T324] R13: 0000000000000004 R14: 00007fc716340000 R15: 000000000040bda8
| [   20.189196][  T324] ---[ end trace 0000000000000000 ]---
| [   20.391444][  T331] ------------[ cut here ]------------
| [   20.391701][  T331] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/331
| [   20.392571][  T331] Tainted: [W]=WARN
[   20.392740][  T331] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.393035][  T331] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.393327][  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
[   20.394138][  T331] RSP: 0018:ffa0000000847020 EFLAGS: 00010286
[   20.394424][  T331] RAX: 00000000ffffffa6 RBX: ff1100001356a580 RCX: 1ff4000000108dca
[   20.394759][  T331] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001356a638
[   20.395110][  T331] RBP: ff11000014749000 R08: 1fe22000026ad4c8 R09: ff11000014495158
[   20.395449][  T331] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   20.395789][  T331] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000014749ce1
[   20.397067][  T331] FS:  00007f74f2d15840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   20.397638][  T331] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.397927][  T331] CR2: 00000000021d9988 CR3: 000000000554d002 CR4: 0000000000771ef0
[   20.398395][  T331] PKRU: 55555554
[   20.398565][  T331] Call Trace:
[   20.398732][  T331]  <TASK>
[   20.398851][  T331]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.399146][  T331]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.399321][  T331]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   20.399548][  T331]  __dev_notify_flags (net/core/dev.c:9787)
[   20.399785][  T331]  ? netif_change_name (net/core/dev.c:1495)
[   20.400031][  T331]  ? __dev_change_flags (net/core/dev.c:9752)
[   20.400261][  T331]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   20.400487][  T331]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.400713][  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))
[   20.400943][  T331]  netif_change_flags (net/core/dev.c:9820)
[   20.401175][  T331]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   20.401397][  T331]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   20.401619][  T331]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   20.401908][  T331]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.402147][  T331]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.402396][  T331]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   20.402624][  T331]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.402855][  T331]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.403100][  T331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.403327][  T331]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.403556][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.403783][  T331]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   20.404022][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.404247][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.404473][  T331]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   20.404707][  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)
[   20.404935][  T331]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   20.405175][  T331]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.405402][  T331]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   20.405634][  T331]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   20.405865][  T331]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.406107][  T331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.406331][  T331]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.406556][  T331]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.406784][  T331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.407022][  T331]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.407243][  T331]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.407465][  T331]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.407694][  T331]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.407922][  T331]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.408162][  T331]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.408387][  T331]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   20.408621][  T331]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.408848][  T331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.409087][  T331]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.409315][  T331]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.409536][  T331]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   20.409759][  T331]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.409995][  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))
[   20.410225][  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))
[   20.410452][  T331]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.410678][  T331]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.410904][  T331]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.411151][  T331]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.411387][  T331]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.411616][  T331]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.411846][  T331]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.412082][  T331]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.412321][  T331]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.412599][  T331]  ? move_addr_to_kernel (net/socket.c:258)
[   20.412825][  T331]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.413066][  T331]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.413292][  T331]  ___sys_sendmsg (net/socket.c:2752)
[   20.413514][  T331]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.413792][  T331]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.414048][  T331]  __sys_sendmsg (net/socket.c:2784)
[   20.414272][  T331]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.414493][  T331]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.414771][  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)
[   20.415008][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.415232][  T331]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.415460][  T331]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.415688][  T331]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.415920][  T331]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.416210][  T331] RIP: 0033:0x7f74f2f4f08e
[   20.416443][  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
[   20.417247][  T331] RSP: 002b:00007ffd26a2d400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.417590][  T331] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f74f2f4f08e
[   20.417927][  T331] RDX: 0000000000000000 RSI: 00007ffd26a2d4b0 RDI: 0000000000000005
[   20.418271][  T331] RBP: 00007ffd26a2d410 R08: 0000000000000000 R09: 0000000000000000
[   20.418602][  T331] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfee
[   20.418937][  T331] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd26a2db80
| [   20.421199][  T331] ---[ end trace 0000000000000000 ]---
| [   20.557152][  T335] ------------[ cut here ]------------
| [   20.557413][  T335] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ovpn-cli/335
| [   20.559617][  T335] Tainted: [W]=WARN
[   20.559795][  T335] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.560098][  T335] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.560395][  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
[   20.561227][  T335] RSP: 0018:ffa0000000bf71a0 EFLAGS: 00010286
[   20.561517][  T335] RAX: 00000000ffffffa6 RBX: ff11000010321a80 RCX: 1ff400000017edfa
[   20.561847][  T335] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010321b38
[   20.562186][  T335] RBP: ff1100000fd1c000 R08: 1fe2200002064368 R09: ff1100001303d180
[   20.562513][  T335] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   20.562850][  T335] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   20.563203][  T335] FS:  00007f99227b2ec0(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   20.563597][  T335] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.563882][  T335] CR2: 00007f9922b13004 CR3: 000000001a3ee001 CR4: 0000000000771ef0
[   20.564243][  T335] PKRU: 55555554
[   20.564411][  T335] Call Trace:
[   20.564582][  T335]  <TASK>
[   20.564700][  T335]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.564923][  T335]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.565105][  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))
[   20.565333][  T335]  __dev_notify_flags (net/core/dev.c:9787)
[   20.565555][  T335]  ? notifier_call_chain (kernel/notifier.c:85)
[   20.565776][  T335]  ? netif_change_name (net/core/dev.c:1495)
[   20.566019][  T335]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   20.566244][  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)
[   20.566473][  T335]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   20.566698][  T335]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   20.566927][  T335]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   20.567178][  T335]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   20.567401][  T335]  ? __dev_get_by_name (net/core/dev.c:883)
[   20.567627][  T335]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   20.567860][  T335]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   20.568106][  T335]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.568331][  T335]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.568553][  T335]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.568778][  T335]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.569028][  T335]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.569253][  T335]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.569475][  T335]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.569697][  T335]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.569920][  T335]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   20.570154][  T335]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.570380][  T335]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.570599][  T335]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.570821][  T335]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.571062][  T335]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   20.571290][  T335]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.571517][  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))
[   20.571745][  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))
[   20.571981][  T335]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.572216][  T335]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.572440][  T335]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.572665][  T335]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.572898][  T335]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.573141][  T335]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.573371][  T335]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.573594][  T335]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.573815][  T335]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.574110][  T335]  ? move_addr_to_kernel (net/socket.c:258)
[   20.574340][  T335]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.574564][  T335]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   20.574835][  T335]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.575077][  T335]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   20.575367][  T335]  ___sys_sendmsg (net/socket.c:2752)
[   20.575588][  T335]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.575815][  T335]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.576076][  T335]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   20.576301][  T335]  ? do_getsockname (net/socket.c:2192)
[   20.576526][  T335]  __sys_sendmsg (net/socket.c:2784)
[   20.576752][  T335]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.576990][  T335]  ? __sys_getsockname (net/socket.c:2210)
[   20.577270][  T335]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.577499][  T335]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.577727][  T335]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.577955][  T335]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.578194][  T335]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.578478][  T335] RIP: 0033:0x7f992286708e
[   20.578712][  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
[   20.579528][  T335] RSP: 002b:00007ffce7083330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.579874][  T335] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f992286708e
[   20.580228][  T335] RDX: 0000000000000000 RSI: 00007ffce70833b0 RDI: 0000000000000005
[   20.580570][  T335] RBP: 00007ffce7083340 R08: 0000000000000000 R09: 0000000000000000
[   20.580915][  T335] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffce7087ad8
[   20.581279][  T335] R13: 0000000000000004 R14: 00007f9922b53000 R15: 000000000040bda8
| [   20.583534][  T335] ---[ end trace 0000000000000000 ]---
| [   20.662205][  T337] ------------[ cut here ]------------
| [   20.662394][  T337] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/337
| [   20.662973][  T337] Tainted: [W]=WARN
[   20.663089][  T337] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.663268][  T337] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.663458][  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
[   20.663979][  T337] RSP: 0018:ffa0000000d07020 EFLAGS: 00010286
[   20.664164][  T337] RAX: 00000000ffffffa6 RBX: ff1100001a17c040 RCX: 1ff40000001a0dca
[   20.664379][  T337] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a17c0f8
[   20.664593][  T337] RBP: ff1100000fd1c000 R08: 1fe220000342f820 R09: ff110000135a5158
[   20.664811][  T337] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   20.665048][  T337] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd1cce1
[   20.665267][  T337] FS:  00007fa28ec4a840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   20.665519][  T337] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.665697][  T337] CR2: 000000003dec6988 CR3: 000000001374d003 CR4: 0000000000771ef0
[   20.665918][  T337] PKRU: 55555554
[   20.666039][  T337] Call Trace:
[   20.666147][  T337]  <TASK>
[   20.666223][  T337]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.666382][  T337]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.666491][  T337]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   20.666633][  T337]  __dev_notify_flags (net/core/dev.c:9787)
[   20.666786][  T337]  ? netif_change_name (net/core/dev.c:1495)
[   20.666948][  T337]  ? __dev_change_flags (net/core/dev.c:9752)
[   20.667104][  T337]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   20.667249][  T337]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.667393][  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))
[   20.667537][  T337]  netif_change_flags (net/core/dev.c:9820)
[   20.667682][  T337]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   20.667831][  T337]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   20.667980][  T337]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   20.668172][  T337]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.668317][  T337]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.668462][  T337]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   20.668618][  T337]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.668774][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.668919][  T337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.669677][  T337]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.669829][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.669980][  T337]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   20.670128][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.670270][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.670412][  T337]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   20.670555][  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)
[   20.670697][  T337]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   20.670845][  T337]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.670998][  T337]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   20.671175][  T337]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   20.671323][  T337]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.671468][  T337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.671610][  T337]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.671764][  T337]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.671913][  T337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.672069][  T337]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.672212][  T337]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.672356][  T337]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.672499][  T337]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.672643][  T337]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.672791][  T337]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.672937][  T337]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   20.673094][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.673239][  T337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.673382][  T337]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.673529][  T337]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.673675][  T337]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   20.673823][  T337]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.673977][  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))
[   20.674130][  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))
[   20.674274][  T337]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.674421][  T337]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.674568][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.674712][  T337]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.674862][  T337]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.675019][  T337]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.675184][  T337]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.675329][  T337]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.675473][  T337]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.675659][  T337]  ? move_addr_to_kernel (net/socket.c:258)
[   20.675811][  T337]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.675955][  T337]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.676111][  T337]  ___sys_sendmsg (net/socket.c:2752)
[   20.676260][  T337]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.676443][  T337]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.676595][  T337]  __sys_sendmsg (net/socket.c:2784)
[   20.676742][  T337]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.676893][  T337]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.677084][  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)
[   20.677237][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.677380][  T337]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.677525][  T337]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.677669][  T337]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.677816][  T337]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.678010][  T337] RIP: 0033:0x7fa28ee8408e
[   20.678161][  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
[   20.678670][  T337] RSP: 002b:00007fff9568f720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.678894][  T337] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa28ee8408e
[   20.679121][  T337] RDX: 0000000000000000 RSI: 00007fff9568f7d0 RDI: 0000000000000005
[   20.679336][  T337] RBP: 00007fff9568f730 R08: 0000000000000000 R09: 0000000000000000
[   20.679552][  T337] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfee
[   20.679797][  T337] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9568fea0
| [   20.681266][  T337] ---[ end trace 0000000000000000 ]---
| [   20.788424][  T341] ------------[ cut here ]------------
| [   20.788636][  T341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ovpn-cli/341
| [   20.789348][  T341] Tainted: [W]=WARN
[   20.789459][  T341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.789664][  T341] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.789868][  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
[   20.790406][  T341] RSP: 0018:ffa0000000d271a0 EFLAGS: 00010286
[   20.790592][  T341] RAX: 00000000ffffffa6 RBX: ff1100001a168900 RCX: 1ff40000001a4dfa
[   20.790817][  T341] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a1689b8
[   20.791058][  T341] RBP: ff11000013bb9000 R08: 1fe220000342d138 R09: ff11000020065180
[   20.791284][  T341] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   20.791522][  T341] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   20.791747][  T341] FS:  00007f89489b3ec0(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   20.792025][  T341] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.792211][  T341] CR2: 00007f8948d14004 CR3: 0000000013aed006 CR4: 0000000000771ef0
[   20.792431][  T341] PKRU: 55555554
[   20.792542][  T341] Call Trace:
[   20.792651][  T341]  <TASK>
[   20.792726][  T341]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.792885][  T341]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.793678][  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))
[   20.793853][  T341]  __dev_notify_flags (net/core/dev.c:9787)
[   20.794017][  T341]  ? notifier_call_chain (kernel/notifier.c:85)
[   20.794169][  T341]  ? netif_change_name (net/core/dev.c:1495)
[   20.794315][  T341]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   20.794462][  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)
[   20.794610][  T341]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   20.794763][  T341]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   20.794915][  T341]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   20.795074][  T341]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   20.795219][  T341]  ? __dev_get_by_name (net/core/dev.c:883)
[   20.795366][  T341]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   20.795519][  T341]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   20.795670][  T341]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.795821][  T341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.795978][  T341]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.796129][  T341]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.796280][  T341]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.796427][  T341]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.796574][  T341]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.796720][  T341]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.796909][  T341]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   20.797071][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.797234][  T341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.797385][  T341]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.797534][  T341]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.797682][  T341]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   20.797841][  T341]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.798000][  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))
[   20.798151][  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))
[   20.798301][  T341]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.798450][  T341]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.798626][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.798778][  T341]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.798929][  T341]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.799086][  T341]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.799235][  T341]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.799384][  T341]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.799532][  T341]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.799714][  T341]  ? move_addr_to_kernel (net/socket.c:258)
[   20.799865][  T341]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.800023][  T341]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   20.800206][  T341]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.800352][  T341]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   20.800537][  T341]  ___sys_sendmsg (net/socket.c:2752)
[   20.800682][  T341]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.800835][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.800992][  T341]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   20.801143][  T341]  ? do_getsockname (net/socket.c:2192)
[   20.801294][  T341]  __sys_sendmsg (net/socket.c:2784)
[   20.801440][  T341]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.801589][  T341]  ? __sys_getsockname (net/socket.c:2210)
[   20.801742][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.801896][  T341]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.802056][  T341]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.802201][  T341]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.802351][  T341]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.802536][  T341] RIP: 0033:0x7f8948a6808e
[   20.802690][  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
[   20.803232][  T341] RSP: 002b:00007fff710be3f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.803456][  T341] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8948a6808e
[   20.803690][  T341] RDX: 0000000000000000 RSI: 00007fff710be470 RDI: 0000000000000005
[   20.803921][  T341] RBP: 00007fff710be400 R08: 0000000000000000 R09: 0000000000000000
[   20.804153][  T341] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff710c2b98
[   20.804375][  T341] R13: 0000000000000004 R14: 00007f8948d54000 R15: 000000000040bda8
| [   20.805896][  T341] ---[ end trace 0000000000000000 ]---
| [   20.894504][  T343] ------------[ cut here ]------------
| [   20.894694][  T343] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/343
| [   20.895761][  T343] Tainted: [W]=WARN
[   20.895873][  T343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.896077][  T343] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.896289][  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
[   20.896809][  T343] RSP: 0018:ffa0000000d37020 EFLAGS: 00010286
[   20.897000][  T343] RAX: 00000000ffffffa6 RBX: ff1100001a0c9e00 RCX: 1ff40000001a6dca
[   20.897237][  T343] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a0c9eb8
[   20.897453][  T343] RBP: ff11000013bb9000 R08: 1fe22000034193d8 R09: ff11000020060b58
[   20.897667][  T343] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   20.897988][  T343] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013bb9ce1
[   20.898254][  T343] FS:  00007fb645d96840(0000) GS:ff110000a9d30000(0000) knlGS:0000000000000000
[   20.898529][  T343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.898711][  T343] CR2: 000000001e572988 CR3: 0000000013b34003 CR4: 0000000000771ef0
[   20.898936][  T343] PKRU: 55555554
[   20.899056][  T343] Call Trace:
[   20.899389][  T343]  <TASK>
[   20.899464][  T343]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.899612][  T343]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.899721][  T343]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   20.899873][  T343]  __dev_notify_flags (net/core/dev.c:9787)
[   20.900036][  T343]  ? netif_change_name (net/core/dev.c:1495)
[   20.900191][  T343]  ? __dev_change_flags (net/core/dev.c:9752)
[   20.900368][  T343]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   20.900512][  T343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.900656][  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))
[   20.900807][  T343]  netif_change_flags (net/core/dev.c:9820)
[   20.900952][  T343]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   20.901110][  T343]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   20.901265][  T343]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   20.901449][  T343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.901590][  T343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.901766][  T343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   20.901912][  T343]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.902082][  T343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.902227][  T343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.902368][  T343]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.902512][  T343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.902656][  T343]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   20.902820][  T343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.902974][  T343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.903126][  T343]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   20.903317][  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)
[   20.903480][  T343]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   20.903629][  T343]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.903828][  T343]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   20.904145][  T343]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   20.904300][  T343]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.904444][  T343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.904589][  T343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.904736][  T343]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.904896][  T343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.905126][  T343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.905271][  T343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.905413][  T343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.905556][  T343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.905699][  T343]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.905846][  T343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.906061][  T343]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   20.906330][  T343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.906475][  T343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.906672][  T343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.906845][  T343]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.907190][  T343]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   20.907439][  T343]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.907697][  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))
[   20.907948][  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))
[   20.908288][  T343]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.908542][  T343]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.908733][  T343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.908926][  T343]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.909114][  T343]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.909347][  T343]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.909601][  T343]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.909845][  T343]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.910062][  T343]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.910383][  T343]  ? move_addr_to_kernel (net/socket.c:258)
[   20.910636][  T343]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.910850][  T343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.911032][  T343]  ___sys_sendmsg (net/socket.c:2752)
[   20.911249][  T343]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.911562][  T343]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.911823][  T343]  __sys_sendmsg (net/socket.c:2784)
[   20.912032][  T343]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.912267][  T343]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.912587][  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)
[   20.912825][  T343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.913029][  T343]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.913174][  T343]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.913316][  T343]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.913534][  T343]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.913714][  T343] RIP: 0033:0x7fb645fd008e
[   20.913884][  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
[   20.914547][  T343] RSP: 002b:00007ffc6777b270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.914783][  T343] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb645fd008e
[   20.915012][  T343] RDX: 0000000000000000 RSI: 00007ffc6777b320 RDI: 0000000000000005
[   20.915223][  T343] RBP: 00007ffc6777b280 R08: 0000000000000000 R09: 0000000000000000
[   20.915434][  T343] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfef
[   20.915647][  T343] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6777b9f0
| [   20.917174][  T343] ---[ end trace 0000000000000000 ]---
| [   21.021779][  T347] ------------[ cut here ]------------
| [   21.022053][  T347] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ovpn-cli/347
| [   21.022950][  T347] Tainted: [W]=WARN
[   21.023165][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.023443][  T347] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.023730][  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
[   21.024549][  T347] RSP: 0018:ffa0000000d471a0 EFLAGS: 00010286
[   21.024844][  T347] RAX: 00000000ffffffa6 RBX: ff11000015ed2740 RCX: 1ff40000001a8dfa
[   21.025192][  T347] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015ed27f8
[   21.025525][  T347] RBP: ff11000014404000 R08: 1fe2200002bda500 R09: ff11000020608b80
[   21.025858][  T347] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   21.026219][  T347] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   21.026553][  T347] FS:  00007fb6a133eec0(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   21.026943][  T347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.027242][  T347] CR2: 00007fb6a169f004 CR3: 000000001a329006 CR4: 0000000000771ef0
[   21.027595][  T347] PKRU: 55555554
[   21.027764][  T347] Call Trace:
[   21.027933][  T347]  <TASK>
[   21.028067][  T347]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.028295][  T347]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.028465][  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))
[   21.028690][  T347]  __dev_notify_flags (net/core/dev.c:9787)
[   21.028921][  T347]  ? notifier_call_chain (kernel/notifier.c:85)
[   21.029173][  T347]  ? netif_change_name (net/core/dev.c:1495)
[   21.029397][  T347]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   21.029622][  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)
[   21.029845][  T347]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   21.030082][  T347]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   21.030306][  T347]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   21.030532][  T347]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   21.030840][  T347]  ? __dev_get_by_name (net/core/dev.c:883)
[   21.031065][  T347]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   21.031300][  T347]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   21.031533][  T347]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.031759][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.031991][  T347]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.032246][  T347]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.032474][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.032701][  T347]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.032925][  T347]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.033159][  T347]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.033381][  T347]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   21.033601][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.033839][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.034083][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.034306][  T347]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.034531][  T347]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   21.034756][  T347]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.035016][  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))
[   21.035244][  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))
[   21.035468][  T347]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.035693][  T347]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.035924][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.036160][  T347]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.036364][  T347]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.036582][  T347]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.036817][  T347]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.037050][  T347]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.037270][  T347]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.037548][  T347]  ? move_addr_to_kernel (net/socket.c:258)
[   21.037768][  T347]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.037999][  T347]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   21.038287][  T347]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.038507][  T347]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   21.038779][  T347]  ___sys_sendmsg (net/socket.c:2752)
[   21.039020][  T347]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.039249][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.039485][  T347]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   21.039735][  T347]  ? do_getsockname (net/socket.c:2192)
[   21.039960][  T347]  __sys_sendmsg (net/socket.c:2784)
[   21.040198][  T347]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.040424][  T347]  ? __sys_getsockname (net/socket.c:2210)
[   21.040641][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.040868][  T347]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.041112][  T347]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.041334][  T347]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.041553][  T347]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.041827][  T347] RIP: 0033:0x7fb6a13f308e
[   21.042072][  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
[   21.042875][  T347] RSP: 002b:00007ffcb96e4220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.043222][  T347] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb6a13f308e
[   21.043552][  T347] RDX: 0000000000000000 RSI: 00007ffcb96e42a0 RDI: 0000000000000005
[   21.043888][  T347] RBP: 00007ffcb96e4230 R08: 0000000000000000 R09: 0000000000000000
[   21.044238][  T347] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcb96e89c8
[   21.044570][  T347] R13: 0000000000000004 R14: 00007fb6a16df000 R15: 000000000040bda8
| [   21.046813][  T347] ---[ end trace 0000000000000000 ]---
| [   21.128631][  T349] ------------[ cut here ]------------
| [   21.128885][  T349] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/349
| [   21.129700][  T349] Tainted: [W]=WARN
[   21.129856][  T349] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.130128][  T349] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.130399][  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
[   21.131172][  T349] RSP: 0018:ffa0000000c07020 EFLAGS: 00010286
[   21.131448][  T349] RAX: 00000000ffffffa6 RBX: ff11000015ed38c0 RCX: 1ff4000000180dca
[   21.131768][  T349] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015ed3978
[   21.132102][  T349] RBP: ff11000014404000 R08: 1fe2200002bda730 R09: ff1100002060d158
[   21.132420][  T349] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   21.132738][  T349] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000014404ce1
[   21.133731][  T349] FS:  00007f060b2de840(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   21.134130][  T349] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.134409][  T349] CR2: 000000001f2e6988 CR3: 0000000013799002 CR4: 0000000000771ef0
[   21.134735][  T349] PKRU: 55555554
[   21.134900][  T349] Call Trace:
[   21.135076][  T349]  <TASK>
[   21.135191][  T349]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.135413][  T349]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.135581][  T349]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   21.135802][  T349]  __dev_notify_flags (net/core/dev.c:9787)
[   21.136038][  T349]  ? netif_change_name (net/core/dev.c:1495)
[   21.136254][  T349]  ? __dev_change_flags (net/core/dev.c:9752)
[   21.136472][  T349]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   21.136692][  T349]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.136916][  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))
[   21.137156][  T349]  netif_change_flags (net/core/dev.c:9820)
[   21.137383][  T349]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   21.137601][  T349]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   21.137818][  T349]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   21.138105][  T349]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.138320][  T349]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.138542][  T349]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   21.138763][  T349]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.138997][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.139222][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.139449][  T349]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.139665][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.139885][  T349]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   21.140123][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.140338][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.140553][  T349]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   21.140773][  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)
[   21.141010][  T349]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   21.141233][  T349]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.141455][  T349]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   21.141676][  T349]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   21.141899][  T349]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.142138][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.142357][  T349]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.142579][  T349]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.142802][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.143036][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.143250][  T349]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.143469][  T349]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.143690][  T349]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.143905][  T349]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.144147][  T349]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.144369][  T349]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   21.144589][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.144814][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.145049][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.145273][  T349]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.145494][  T349]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   21.145717][  T349]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.145951][  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))
[   21.146187][  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))
[   21.146406][  T349]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.146626][  T349]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.146846][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.147080][  T349]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.147302][  T349]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.147521][  T349]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.147746][  T349]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.147976][  T349]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.148201][  T349]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.148472][  T349]  ? move_addr_to_kernel (net/socket.c:258)
[   21.148697][  T349]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.148922][  T349]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.149161][  T349]  ___sys_sendmsg (net/socket.c:2752)
[   21.149386][  T349]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   21.149661][  T349]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.149903][  T349]  __sys_sendmsg (net/socket.c:2784)
[   21.150139][  T349]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.150359][  T349]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   21.150637][  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)
[   21.150859][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.151095][  T349]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.151319][  T349]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.151538][  T349]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.151759][  T349]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.152052][  T349] RIP: 0033:0x7f060b51808e
[   21.152284][  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
[   21.153091][  T349] RSP: 002b:00007ffe8f660c20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.153424][  T349] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f060b51808e
[   21.153754][  T349] RDX: 0000000000000000 RSI: 00007ffe8f660cd0 RDI: 0000000000000005
[   21.154130][  T349] RBP: 00007ffe8f660c30 R08: 0000000000000000 R09: 0000000000000000
[   21.154466][  T349] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfef
[   21.154754][  T349] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8f6613a0
| [   21.156265][  T349] ---[ end trace 0000000000000000 ]---
| [   21.288403][  T353] ------------[ cut here ]------------
| [   21.288627][  T353] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ovpn-cli/353
| [   21.289376][  T353] Tainted: [W]=WARN
[   21.289535][  T353] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.289774][  T353] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.290052][  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
[   21.290618][  T353] RSP: 0018:ffa0000000b771a0 EFLAGS: 00010286
[   21.290882][  T353] RAX: 00000000ffffffa6 RBX: ff11000015e52040 RCX: 1ff400000016edfa
[   21.291197][  T353] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e520f8
[   21.291473][  T353] RBP: ff110000202ec000 R08: 1fe2200002bca420 R09: ff11000014410b80
[   21.291743][  T353] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   21.292051][  T353] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   21.292445][  T353] FS:  00007fda96b78ec0(0000) GS:ff110000a9db0000(0000) knlGS:0000000000000000
[   21.292892][  T353] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.293252][  T353] CR2: 00007fa05d5c7680 CR3: 0000000010500002 CR4: 0000000000771ef0
[   21.293652][  T353] PKRU: 55555554
[   21.293876][  T353] Call Trace:
[   21.294129][  T353]  <TASK>
[   21.294300][  T353]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.294592][  T353]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.294818][  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))
[   21.295106][  T353]  __dev_notify_flags (net/core/dev.c:9787)
[   21.295305][  T353]  ? notifier_call_chain (kernel/notifier.c:85)
[   21.295502][  T353]  ? netif_change_name (net/core/dev.c:1495)
[   21.295701][  T353]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   21.295913][  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)
[   21.296134][  T353]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   21.296334][  T353]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   21.296530][  T353]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   21.296728][  T353]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   21.296939][  T353]  ? __dev_get_by_name (net/core/dev.c:883)
[   21.297162][  T353]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   21.297364][  T353]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   21.297565][  T353]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.297769][  T353]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.297990][  T353]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.298195][  T353]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.298394][  T353]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.298591][  T353]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.298835][  T353]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.299079][  T353]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.299288][  T353]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   21.299482][  T353]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.299679][  T353]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.299896][  T353]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.300117][  T353]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.300313][  T353]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   21.300510][  T353]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.300719][  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))
[   21.300927][  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))
[   21.301142][  T353]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.301339][  T353]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.301535][  T353]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.301734][  T353]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.301956][  T353]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.302183][  T353]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.302383][  T353]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.302581][  T353]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.302788][  T353]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.303056][  T353]  ? move_addr_to_kernel (net/socket.c:258)
[   21.303253][  T353]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.303451][  T353]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   21.303684][  T353]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.303901][  T353]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   21.304155][  T353]  ___sys_sendmsg (net/socket.c:2752)
[   21.304350][  T353]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.304546][  T353]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.304757][  T353]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   21.304955][  T353]  ? do_getsockname (net/socket.c:2192)
[   21.305174][  T353]  __sys_sendmsg (net/socket.c:2784)
[   21.305368][  T353]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.305564][  T353]  ? __sys_getsockname (net/socket.c:2210)
[   21.305766][  T353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.305988][  T353]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.306196][  T353]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.306399][  T353]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.306605][  T353]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.306850][  T353] RIP: 0033:0x7fda96c2d08e
[   21.307079][  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
[   21.307657][  T353] RSP: 002b:00007fffa973ea70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.307940][  T353] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fda96c2d08e
[   21.308233][  T353] RDX: 0000000000000000 RSI: 00007fffa973eaf0 RDI: 0000000000000005
[   21.308500][  T353] RBP: 00007fffa973ea80 R08: 0000000000000000 R09: 0000000000000000
[   21.308783][  T353] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffa9743218
[   21.309081][  T353] R13: 0000000000000004 R14: 00007fda96f19000 R15: 000000000040bda8
| [   21.310978][  T353] ---[ end trace 0000000000000000 ]---
| [   21.386482][  T355] ------------[ cut here ]------------
| [   21.386727][  T355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/355
| [   21.387664][  T355] Tainted: [W]=WARN
[   21.387833][  T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.388271][  T355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.388582][  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
[   21.389496][  T355] RSP: 0018:ffa0000000d47020 EFLAGS: 00010286
[   21.389772][  T355] RAX: 00000000ffffffa6 RBX: ff11000004cafe00 RCX: 1ff40000001a8dca
[   21.390252][  T355] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004cafeb8
[   21.390591][  T355] RBP: ff110000202ec000 R08: 1fe2200000995fd8 R09: ff11000014415158
[   21.390922][  T355] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   21.391411][  T355] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000202ecce1
[   21.391748][  T355] FS:  00007f5c950be840(0000) GS:ff110000a9d30000(0000) knlGS:0000000000000000
[   21.392258][  T355] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.392559][  T355] CR2: 000000001abbb988 CR3: 000000001a3d1003 CR4: 0000000000771ef0
[   21.392894][  T355] PKRU: 55555554
[   21.393225][  T355] Call Trace:
[   21.393407][  T355]  <TASK>
[   21.393520][  T355]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.393743][  T355]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.393904][  T355]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   21.394229][  T355]  __dev_notify_flags (net/core/dev.c:9787)
[   21.394620][  T355]  ? netif_change_name (net/core/dev.c:1495)
[   21.394839][  T355]  ? __dev_change_flags (net/core/dev.c:9752)
[   21.395167][  T355]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   21.395394][  T355]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.395611][  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))
[   21.395833][  T355]  netif_change_flags (net/core/dev.c:9820)
[   21.396149][  T355]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   21.396370][  T355]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   21.396617][  T355]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   21.396892][  T355]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.397131][  T355]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.397350][  T355]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   21.397564][  T355]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.397772][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.398001][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.398227][  T355]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.398445][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.398665][  T355]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   21.398881][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.399109][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.399326][  T355]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   21.399544][  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)
[   21.399759][  T355]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   21.399983][  T355]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.400207][  T355]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   21.400428][  T355]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   21.400648][  T355]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.400869][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.401097][  T355]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.401313][  T355]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.401534][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.401749][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.401974][  T355]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.402199][  T355]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.402417][  T355]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.402658][  T355]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.402876][  T355]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.403110][  T355]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   21.403329][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.403547][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.403763][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.403988][  T355]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.404211][  T355]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   21.404359][  T355]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.404504][  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))
[   21.404646][  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))
[   21.404800][  T355]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.404944][  T355]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.405149][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.405303][  T355]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.405450][  T355]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.405593][  T355]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.405744][  T355]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.405971][  T355]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.406123][  T355]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.406307][  T355]  ? move_addr_to_kernel (net/socket.c:258)
[   21.406459][  T355]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.406602][  T355]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.406750][  T355]  ___sys_sendmsg (net/socket.c:2752)
[   21.406894][  T355]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   21.407082][  T355]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.407237][  T355]  __sys_sendmsg (net/socket.c:2784)
[   21.407387][  T355]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.407530][  T355]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   21.407711][  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)
[   21.407884][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.408067][  T355]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.408215][  T355]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.408359][  T355]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.408502][  T355]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.408688][  T355] RIP: 0033:0x7f5c952f808e
[   21.408845][  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
[   21.409378][  T355] RSP: 002b:00007ffc04486bb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.409602][  T355] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5c952f808e
[   21.409864][  T355] RDX: 0000000000000000 RSI: 00007ffc04486c60 RDI: 0000000000000005
[   21.410214][  T355] RBP: 00007ffc04486bc0 R08: 0000000000000000 R09: 0000000000000000
[   21.410546][  T355] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfef
[   21.410888][  T355] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc04487330
| [   21.413060][  T355] ---[ end trace 0000000000000000 ]---
| [   21.534911][  T359] ------------[ cut here ]------------
| [   21.535221][  T359] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ovpn-cli/359
| [   21.536161][  T359] Tainted: [W]=WARN
[   21.536334][  T359] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.536617][  T359] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.536912][  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
[   21.537734][  T359] RSP: 0018:ffa0000000b771a0 EFLAGS: 00010286
[   21.538035][  T359] RAX: 00000000ffffffa6 RBX: ff1100001a17d380 RCX: 1ff400000016edfa
[   21.538378][  T359] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a17d438
[   21.538718][  T359] RBP: ff110000074d9000 R08: 1fe220000342fa88 R09: ff1100001303ae80
[   21.539074][  T359] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   21.539409][  T359] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   21.539752][  T359] FS:  00007f20fbc58ec0(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   21.540161][  T359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.540448][  T359] CR2: 00007fa05d5c7680 CR3: 0000000005759002 CR4: 0000000000771ef0
[   21.540789][  T359] PKRU: 55555554
[   21.540961][  T359] Call Trace:
[   21.541151][  T359]  <TASK>
[   21.541270][  T359]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.541501][  T359]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.541674][  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))
[   21.541906][  T359]  __dev_notify_flags (net/core/dev.c:9787)
[   21.542146][  T359]  ? notifier_call_chain (kernel/notifier.c:85)
[   21.542373][  T359]  ? netif_change_name (net/core/dev.c:1495)
[   21.542599][  T359]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   21.542828][  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)
[   21.543118][  T359]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   21.543361][  T359]  ? netif_carrier_off (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 net/sched/sch_generic.c:634)
[   21.543589][  T359]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   21.543818][  T359]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   21.544054][  T359]  ? __dev_get_by_name (net/core/dev.c:883)
[   21.544279][  T359]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   21.544515][  T359]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   21.544747][  T359]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.544988][  T359]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.545220][  T359]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.545446][  T359]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.545677][  T359]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.545905][  T359]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.546143][  T359]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.546369][  T359]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.546596][  T359]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   21.546816][  T359]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.547056][  T359]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.547279][  T359]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.547508][  T359]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.547732][  T359]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   21.547957][  T359]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.548208][  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))
[   21.548433][  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))
[   21.548658][  T359]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.548885][  T359]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.549122][  T359]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.549348][  T359]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.549572][  T359]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.549798][  T359]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.550045][  T359]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.550271][  T359]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.550496][  T359]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.550772][  T359]  ? move_addr_to_kernel (net/socket.c:258)
[   21.551007][  T359]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.551238][  T359]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   21.551515][  T359]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.551744][  T359]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   21.552036][  T359]  ___sys_sendmsg (net/socket.c:2752)
[   21.552260][  T359]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.552483][  T359]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.552719][  T359]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   21.552943][  T359]  ? do_getsockname (net/socket.c:2192)
[   21.553193][  T359]  __sys_sendmsg (net/socket.c:2784)
[   21.553416][  T359]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.553648][  T359]  ? __sys_getsockname (net/socket.c:2210)
[   21.553878][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.554123][  T359]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.554347][  T359]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.554570][  T359]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.554794][  T359]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.555087][  T359] RIP: 0033:0x7f20fbd0d08e
[   21.555319][  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
[   21.556147][  T359] RSP: 002b:00007ffd6b0e4d40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.556491][  T359] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f20fbd0d08e
[   21.556832][  T359] RDX: 0000000000000000 RSI: 00007ffd6b0e4dc0 RDI: 0000000000000005
[   21.557186][  T359] RBP: 00007ffd6b0e4d50 R08: 0000000000000000 R09: 0000000000000000
[   21.557522][  T359] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd6b0e94e8
[   21.557860][  T359] R13: 0000000000000004 R14: 00007f20fbff9000 R15: 000000000040bda8
| [   21.560145][  T359] ---[ end trace 0000000000000000 ]---
| [   21.659935][  T361] ------------[ cut here ]------------
| [   21.660570][  T361] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/361
| [   21.661247][  T361] Tainted: [W]=WARN
[   21.661406][  T361] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.661635][  T361] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.661893][  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
[   21.662472][  T361] RSP: 0018:ffa0000000ce7020 EFLAGS: 00010286
[   21.662700][  T361] RAX: 00000000ffffffa6 RBX: ff11000015cc43c0 RCX: 1ff400000019cdca
[   21.662992][  T361] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015cc4478
[   21.663263][  T361] RBP: ff110000074d9000 R08: 1fe2200002b98890 R09: ff110000204c2e58
[   21.663524][  T361] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   21.663809][  T361] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000074d9ce1
[   21.664094][  T361] FS:  00007fb633530840(0000) GS:ff110000a9db0000(0000) knlGS:0000000000000000
[   21.664406][  T361] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.664634][  T361] CR2: 00007fb6338001a0 CR3: 0000000013050003 CR4: 0000000000771ef0
[   21.664924][  T361] PKRU: 55555554
[   21.665101][  T361] Call Trace:
[   21.665255][  T361]  <TASK>
[   21.665376][  T361]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.665577][  T361]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.665741][  T361]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   21.665939][  T361]  __dev_notify_flags (net/core/dev.c:9787)
[   21.666160][  T361]  ? netif_change_name (net/core/dev.c:1495)
[   21.666351][  T361]  ? __dev_change_flags (net/core/dev.c:9752)
[   21.666560][  T361]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   21.666754][  T361]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.666953][  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))
[   21.667281][  T361]  netif_change_flags (net/core/dev.c:9820)
[   21.667563][  T361]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   21.667841][  T361]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   21.668145][  T361]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   21.668537][  T361]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.668826][  T361]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.669135][  T361]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   21.669340][  T361]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.669535][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.669728][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.669934][  T361]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.670161][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.670355][  T361]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   21.670544][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.670735][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.670937][  T361]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   21.671188][  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)
[   21.671378][  T361]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   21.671568][  T361]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.671764][  T361]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   21.671960][  T361]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   21.672172][  T361]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.672366][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.672558][  T361]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.672755][  T361]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.672979][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.673179][  T361]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.673371][  T361]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.673563][  T361]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.673760][  T361]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.673956][  T361]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.674168][  T361]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.674364][  T361]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   21.674556][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.674753][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.674987][  T361]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.675192][  T361]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.675385][  T361]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   21.675576][  T361]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.675784][  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))
[   21.675992][  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))
[   21.676196][  T361]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.676389][  T361]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.676580][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.676784][  T361]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.676999][  T361]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.677200][  T361]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.677395][  T361]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.677586][  T361]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.677787][  T361]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.678053][  T361]  ? move_addr_to_kernel (net/socket.c:258)
[   21.678248][  T361]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.678441][  T361]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.678633][  T361]  ___sys_sendmsg (net/socket.c:2752)
[   21.678847][  T361]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   21.679098][  T361]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.679302][  T361]  __sys_sendmsg (net/socket.c:2784)
[   21.679493][  T361]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.679683][  T361]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   21.679924][  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)
[   21.680147][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.680339][  T361]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.680530][  T361]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.680725][  T361]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.680936][  T361]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.681187][  T361] RIP: 0033:0x7fb63376a08e
[   21.681387][  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
[   21.681955][  T361] RSP: 002b:00007ffce3483e00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.682240][  T361] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb63376a08e
[   21.682501][  T361] RDX: 0000000000000000 RSI: 00007ffce3483eb0 RDI: 0000000000000005
[   21.682768][  T361] RBP: 00007ffce3483e10 R08: 0000000000000000 R09: 0000000000000000
[   21.683053][  T361] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cfef
[   21.683316][  T361] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce3484580
| [   21.685153][  T361] ---[ end trace 0000000000000000 ]---
| [   26.882953][   T37] ------------[ cut here ]------------
| [   26.883157][   T37] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/37
| [   26.883768][   T37] Tainted: [W]=WARN
[   26.883934][   T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.884446][   T37] Workqueue: events_unbound linkwatch_event
[   26.884709][   T37] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.884902][   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
[   26.885393][   T37] RSP: 0018:ffa000000029f9e0 EFLAGS: 00010286
[   26.885562][   T37] RAX: 00000000ffffffa6 RBX: ff11000004fbae40 RCX: 1ff4000000053f02
[   26.885772][   T37] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004fbaef8
[   26.885977][   T37] RBP: ff11000014749000 R08: 1fe22000009f75e0 R09: ff11000001d90ba8
[   26.886178][   T37] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   26.886378][   T37] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.886576][   T37] FS:  0000000000000000(0000) GS:ff110000a9d30000(0000) knlGS:0000000000000000
[   26.886830][   T37] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.887006][   T37] CR2: 00007fe0eba010e0 CR3: 0000000020200003 CR4: 0000000000771ef0
[   26.887217][   T37] PKRU: 55555554
[   26.887318][   T37] Call Trace:
[   26.887419][   T37]  <TASK>
[   26.887489][   T37]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.887626][   T37]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.887767][   T37]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.887869][   T37]  netif_state_change (net/core/dev.c:1605)
[   26.888011][   T37]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   26.888182][   T37]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   26.888320][   T37]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   26.888456][   T37]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.888590][   T37]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   26.888724][   T37]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   26.888867][   T37]  process_one_work (kernel/workqueue.c:3314)
[   26.889013][   T37]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.889151][   T37]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.889294][   T37]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.889429][   T37]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.889618][   T37]  kthread (kernel/kthread.c:436)
[   26.889725][   T37]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.889960][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.890116][   T37]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.890304][   T37]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.890534][   T37]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.890676][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.890820][   T37]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.893169][    C3] tun0: no available key for peer 1, key-id: 0
| [   27.001437][   T61] ------------[ cut here ]------------
| [   27.001607][   T61] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/61
| [   27.002246][   T61] Tainted: [W]=WARN
[   27.002349][   T61] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.002522][   T61] Workqueue: events_unbound linkwatch_event
[   27.002695][   T61] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.002877][   T61] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.003373][   T61] RSP: 0018:ffa000000041f9e0 EFLAGS: 00010286
[   27.003543][   T61] RAX: 00000000ffffffa6 RBX: ff11000015e03c40 RCX: 1ff4000000083f02
[   27.003746][   T61] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e03cf8
[   27.003948][   T61] RBP: ff1100000fd1c000 R08: 1fe2200002bc07a0 R09: ff11000005238ba8
[   27.004236][   T61] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   27.004504][   T61] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.004804][   T61] FS:  0000000000000000(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   27.005184][   T61] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.005444][   T61] CR2: 0000557c50a17d5c CR3: 00000000131e8004 CR4: 0000000000771ef0
[   27.005748][   T61] PKRU: 55555554
[   27.005903][   T61] Call Trace:
[   27.006071][   T61]  <TASK>
[   27.006178][   T61]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.006385][   T61]  ? notifier_call_chain (kernel/notifier.c:85)
[   27.006588][   T61]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.006742][   T61]  netif_state_change (net/core/dev.c:1605)
[   27.006949][   T61]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   27.007215][   T61]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   27.007415][   T61]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   27.007622][   T61]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.007826][   T61]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   27.008046][   T61]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   27.008256][   T61]  process_one_work (kernel/workqueue.c:3314)
[   27.008467][   T61]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   27.008671][   T61]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.008883][   T61]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   27.009130][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   27.009333][   T61]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   27.009536][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   27.009701][   T61]  kthread (kernel/kthread.c:436)
[   27.009813][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.009990][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.010130][   T61]  ret_from_fork (arch/x86/kernel/process.c:158)
[   27.010271][   T61]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   27.010439][   T61]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   27.010577][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.010708][   T61]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   27.013348][    C2] tun0: no available key for peer 2, key-id: 0
| [   27.098932][   T38] ------------[ cut here ]------------
| [   27.099157][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38
| [   27.099844][   T38] Tainted: [W]=WARN
[   27.100012][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.100252][   T38] Workqueue: events_unbound linkwatch_event
[   27.100479][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.100702][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.101263][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   27.101484][   T38] RAX: 00000000ffffffa6 RBX: ff1100001a169380 RCX: 1ff4000000055f02
[   27.101742][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a169438
[   27.102019][   T38] RBP: ff11000013bb9000 R08: 1fe220000342d288 R09: ff11000001d92ea8
[   27.102275][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   27.102524][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.102778][   T38] FS:  0000000000000000(0000) GS:ff110000a9db0000(0000) knlGS:0000000000000000
[   27.103094][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.103316][   T38] CR2: 00000000165ac748 CR3: 000000000c349003 CR4: 0000000000771ef0
[   27.103578][   T38] PKRU: 55555554
[   27.103728][   T38] Call Trace:
[   27.103888][   T38]  <TASK>
[   27.104022][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.104220][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   27.104405][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.104556][   T38]  netif_state_change (net/core/dev.c:1605)
[   27.104746][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   27.105078][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   27.105281][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   27.105480][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.105669][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   27.105872][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   27.106079][   T38]  process_one_work (kernel/workqueue.c:3314)
[   27.106275][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   27.106462][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.106649][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   27.106849][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   27.107054][   T38]  kthread (kernel/kthread.c:436)
[   27.107207][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.107423][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.107606][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   27.107800][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   27.108033][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   27.108231][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.108416][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   27.111308][    C0] tun0: no available key for peer 3, key-id: 0
| [   27.203764][   T36] ------------[ cut here ]------------
| [   27.204018][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36
| [   27.204890][   T36] Tainted: [W]=WARN
[   27.205211][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.205470][   T36] Workqueue: events_unbound linkwatch_event
[   27.205728][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.206131][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.206869][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   27.207243][   T36] RAX: 00000000ffffffa6 RBX: ff1100001a0c8e40 RCX: 1ff4000000051f02
[   27.207556][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a0c8ef8
[   27.207862][   T36] RBP: ff11000014404000 R08: 1fe22000034191e0 R09: ff11000001d651a8
[   27.208310][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   27.208612][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.208917][   T36] FS:  0000000000000000(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   27.209403][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.209665][   T36] CR2: 000000001845a748 CR3: 0000000020334006 CR4: 0000000000771ef0
[   27.210070][   T36] PKRU: 55555554
[   27.210228][   T36] Call Trace:
[   27.210382][   T36]  <TASK>
[   27.210489][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.210695][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   27.210902][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.211153][   T36]  netif_state_change (net/core/dev.c:1605)
[   27.211359][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   27.211583][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   27.211717][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   27.211921][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.212181][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   27.212314][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   27.212448][   T36]  process_one_work (kernel/workqueue.c:3314)
[   27.212590][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   27.212735][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.212892][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   27.213083][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   27.213224][   T36]  kthread (kernel/kthread.c:436)
[   27.213334][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.213524][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.213663][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   27.213809][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   27.213984][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   27.214128][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.214264][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   27.216818][    C3] tun0: no available key for peer 4, key-id: 0
| [   27.298625][   T38] ------------[ cut here ]------------
| [   27.298812][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/38
| [   27.299429][   T38] Tainted: [W]=WARN
[   27.299529][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.299693][   T38] Workqueue: events_unbound linkwatch_event
[   27.299887][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.300072][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.300566][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   27.300743][   T38] RAX: 00000000ffffffa6 RBX: ff11000015e60900 RCX: 1ff4000000055f02
[   27.300946][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015e609b8
[   27.301213][   T38] RBP: ff110000202ec000 R08: 1fe2200002bcc138 R09: ff11000001d92ea8
[   27.301414][   T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   27.301637][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.301844][   T38] FS:  0000000000000000(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   27.302088][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.302258][   T38] CR2: 00007f4fcd6ce0a0 CR3: 0000000020097001 CR4: 0000000000771ef0
[   27.302454][   T38] PKRU: 55555554
[   27.302554][   T38] Call Trace:
[   27.302662][   T38]  <TASK>
[   27.302736][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.302875][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   27.303017][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.303130][   T38]  netif_state_change (net/core/dev.c:1605)
[   27.303263][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   27.303428][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   27.303558][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   27.303691][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.303845][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   27.303981][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   27.304127][   T38]  process_one_work (kernel/workqueue.c:3314)
[   27.304265][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   27.304400][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.304537][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   27.304672][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   27.304813][   T38]  kthread (kernel/kthread.c:436)
[   27.304914][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.305100][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.305233][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   27.305368][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   27.305541][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   27.305676][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.305812][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   27.307135][   T38] ---[ end trace 0000000000000000 ]---
| [   27.464141][   T38] ------------[ cut here ]------------
| [   27.464437][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38
| [   27.465893][   T38] Tainted: [W]=WARN
[   27.466292][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.466744][   T38] Workqueue: events_unbound linkwatch_event
[   27.467229][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.467596][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.468422][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   27.468747][   T38] RAX: 00000000ffffffa6 RBX: ff11000010320e40 RCX: 1ff4000000055f02
[   27.469184][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010320ef8
[   27.469584][   T38] RBP: ff110000074d9000 R08: 1fe22000020641e0 R09: ff11000001d92ea8
[   27.469958][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   27.470368][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.470749][   T38] FS:  0000000000000000(0000) GS:ff110000a9db0000(0000) knlGS:0000000000000000
[   27.471208][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.471532][   T38] CR2: 0000000002352748 CR3: 000000000c349005 CR4: 0000000000771ef0
[   27.471909][   T38] PKRU: 55555554
[   27.472141][   T38] Call Trace:
[   27.472348][   T38]  <TASK>
[   27.472521][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.472791][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   27.473079][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.473288][   T38]  netif_state_change (net/core/dev.c:1605)
[   27.473554][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   27.473872][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   27.474170][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   27.474437][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.474743][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   27.475031][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   27.475315][   T38]  process_one_work (kernel/workqueue.c:3314)
[   27.475632][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   27.475936][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.476246][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   27.476531][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   27.476817][   T38]  kthread (kernel/kthread.c:436)
[   27.477075][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.477405][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.477683][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   27.477958][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   27.478323][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   27.478588][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.478842][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.249517][  T674] tun1: deleting peer with id 1, reason 1
| [   41.250389][   T36] ------------[ cut here ]------------
| [   41.250555][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36
| [   41.251861][   T36] Tainted: [W]=WARN
[   41.251974][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.252151][   T36] Workqueue: events_unbound linkwatch_event
[   41.252331][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.252518][   T36] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.253025][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   41.253206][   T36] RAX: 00000000ffffffa6 RBX: ff1100002057c200 RCX: 1ff4000000051f02
[   41.253411][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100002057c2b8
[   41.253613][   T36] RBP: ff11000014749000 R08: 1fe22000040af858 R09: ff11000001d651a8
[   41.253822][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   41.254035][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   41.254250][   T36] FS:  0000000000000000(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   41.254499][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.254673][   T36] CR2: 0000000021f96808 CR3: 0000000013a52006 CR4: 0000000000771ef0
[   41.254886][   T36] PKRU: 55555554
[   41.254999][   T36] Call Trace:
[   41.255100][   T36]  <TASK>
[   41.255180][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.255319][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   41.255457][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.255595][   T36]  netif_state_change (net/core/dev.c:1605)
[   41.255794][   T36]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   41.256011][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   41.256272][   T36]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   41.256477][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   41.256682][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   41.256889][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.257116][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   41.257326][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   41.257532][   T36]  process_one_work (kernel/workqueue.c:3314)
[   41.257746][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   41.257954][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.258183][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.258382][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   41.258525][   T36]  kthread (kernel/kthread.c:436)
[   41.258627][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   41.258805][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   41.258939][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.259085][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   41.259264][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   41.259403][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   41.259535][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   44.397286][  T726] tun2: deleting peer with id 2, reason 1
| [   44.398020][   T61] ------------[ cut here ]------------
| [   44.398230][   T61] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/61
| [   44.399089][   T61] Tainted: [W]=WARN
[   44.399249][   T61] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.399501][   T61] Workqueue: events_unbound linkwatch_event
[   44.399761][   T61] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.400038][   T61] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.400766][   T61] RSP: 0018:ffa000000041f9e0 EFLAGS: 00010286
[   44.401040][   T61] RAX: 00000000ffffffa6 RBX: ff110000208de740 RCX: 1ff4000000083f02
[   44.401356][   T61] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000208de7f8
[   44.401670][   T61] RBP: ff1100000fd1c000 R08: 1fe220000411bd00 R09: ff11000005238ba8
[   44.401988][   T61] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   44.402299][   T61] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   44.402605][   T61] FS:  0000000000000000(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   44.402961][   T61] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.403226][   T61] CR2: 000000002ba31808 CR3: 00000000215db001 CR4: 0000000000771ef0
[   44.403533][   T61] PKRU: 55555554
[   44.403683][   T61] Call Trace:
[   44.403831][   T61]  <TASK>
[   44.403938][   T61]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.404282][   T61]  ? notifier_call_chain (kernel/notifier.c:85)
[   44.404484][   T61]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.404643][   T61]  netif_state_change (net/core/dev.c:1605)
[   44.404850][   T61]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   44.405057][   T61]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   44.405312][   T61]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   44.405516][   T61]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   44.405716][   T61]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   44.405922][   T61]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.406146][   T61]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   44.406344][   T61]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   44.406544][   T61]  process_one_work (kernel/workqueue.c:3314)
[   44.406750][   T61]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   44.406948][   T61]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.407173][   T61]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   44.407381][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   44.407585][   T61]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   44.407785][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   44.407996][   T61]  kthread (kernel/kthread.c:436)
[   44.408158][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.408407][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   44.408611][   T61]  ret_from_fork (arch/x86/kernel/process.c:158)
[   44.408816][   T61]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   44.409074][   T61]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   44.409279][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   44.409484][   T61]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.938592][   T34] tun3: deleting peer with id 3, reason 2
| [   55.939289][   T39] ------------[ cut here ]------------
| [   55.939442][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/39
| [   55.940047][   T39] Tainted: [W]=WARN
[   55.940179][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.940355][   T39] Workqueue: events_unbound linkwatch_event
[   55.940532][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.940707][   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
[   55.941216][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   55.941389][   T39] RAX: 00000000ffffffa6 RBX: ff11000010ca2200 RCX: 1ff4000000057f02
[   55.941589][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010ca22b8
[   55.941796][   T39] RBP: ff11000013bb9000 R08: 1fe2200002194458 R09: ff11000001d951a8
[   55.942009][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   55.942212][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.942416][   T39] FS:  0000000000000000(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   55.942650][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.942824][   T39] CR2: 00007fe98860fd50 CR3: 0000000020c11005 CR4: 0000000000771ef0
[   55.943032][   T39] PKRU: 55555554
[   55.943138][   T39] Call Trace:
[   55.943241][   T39]  <TASK>
[   55.943313][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.943452][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.943589][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.943688][   T39]  netif_state_change (net/core/dev.c:1605)
[   55.943830][   T39]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   55.943972][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   55.944158][   T39]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   55.944290][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   55.944432][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   55.944565][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.944700][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   55.944842][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   55.944980][   T39]  process_one_work (kernel/workqueue.c:3314)
[   55.945130][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.945276][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.945416][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.945555][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.945693][   T39]  kthread (kernel/kthread.c:436)
[   55.945799][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.945976][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.946115][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.946250][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.946417][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.946558][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.946693][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   56.257040][   T50] tun6: deleting peer with id 6, reason 2
| [   56.968239][   T39] ------------[ cut here ]------------
| [   56.968460][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/39
| [   56.969075][   T39] Tainted: [W]=WARN
[   56.969184][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.969356][   T39] Workqueue: events_unbound linkwatch_event
[   56.969532][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.969711][   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
[   56.970216][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   56.970386][   T39] RAX: 00000000ffffffa6 RBX: ff11000010ca3540 RCX: 1ff4000000057f02
[   56.970586][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010ca35f8
[   56.970814][   T39] RBP: ff11000014404000 R08: 1fe22000021946c0 R09: ff11000001d951a8
[   56.971024][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   56.971237][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.971440][   T39] FS:  0000000000000000(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   56.971674][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.971846][   T39] CR2: 00007fe98860fd50 CR3: 0000000013697001 CR4: 0000000000771ef0
[   56.972060][   T39] PKRU: 55555554
[   56.972170][   T39] Call Trace:
[   56.972273][   T39]  <TASK>
[   56.972346][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.972487][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   56.972626][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.972733][   T39]  netif_state_change (net/core/dev.c:1605)
[   56.972872][   T39]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   56.973014][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   56.973186][   T39]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   56.973321][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   56.973455][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   56.973594][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.973736][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   56.973923][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   56.974065][   T39]  process_one_work (kernel/workqueue.c:3314)
[   56.974209][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   56.974343][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.974483][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   56.974624][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   56.974762][   T39]  kthread (kernel/kthread.c:436)
[   56.974867][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.975045][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.975247][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   56.975385][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   56.975553][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   56.975691][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.975833][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   56.977160][   T39] ---[ end trace 0000000000000000 ]---
| [   56.977524][   T39] ------------[ cut here ]------------
| [   56.977661][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/39
| [   56.978243][   T39] Tainted: [W]=WARN
[   56.978344][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.978517][   T39] Workqueue: events_unbound linkwatch_event
[   56.978694][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.978878][   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
[   56.979380][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   56.979550][   T39] RAX: 00000000ffffffa6 RBX: ff1100001a2dc740 RCX: 1ff4000000057f02
[   56.979758][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a2dc7f8
[   56.979962][   T39] RBP: ff110000202ec000 R08: 1fe220000345b900 R09: ff11000001d951a8
[   56.980183][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   56.980390][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.980592][   T39] FS:  0000000000000000(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   56.980832][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.981009][   T39] CR2: 00007fe98860fd50 CR3: 0000000013697001 CR4: 0000000000771ef0
[   56.981215][   T39] PKRU: 55555554
[   56.981316][   T39] Call Trace:
[   56.981423][   T39]  <TASK>
[   56.981492][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.981630][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   56.981771][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.981875][   T39]  netif_state_change (net/core/dev.c:1605)
[   56.982015][   T39]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   56.982157][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   56.982328][   T39]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   56.982465][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   56.982600][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   56.982742][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.982879][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   56.983023][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   56.983164][   T39]  process_one_work (kernel/workqueue.c:3314)
[   56.983306][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   56.983442][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.983584][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   56.983722][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   56.983862][   T39]  kthread (kernel/kthread.c:436)
[   56.983963][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.984146][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.984285][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   56.984420][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   56.984683][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   56.984823][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.984961][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   56.986539][   T39] ---[ end trace 0000000000000000 ]---
| [   56.986908][   T39] ------------[ cut here ]------------
| [   56.987132][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/39
| [   56.987793][   T39] Tainted: [W]=WARN
[   56.987900][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.988073][   T39] Workqueue: events_unbound linkwatch_event
[   56.988340][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.988513][   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
[   56.989103][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   56.989271][   T39] RAX: 00000000ffffffa6 RBX: ff1100001465a040 RCX: 1ff4000000057f02
[   56.989469][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001465a0f8
[   56.989760][   T39] RBP: ff110000074d9000 R08: 1fe22000028cb420 R09: ff11000001d951a8
[   56.989963][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   56.990261][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.990462][   T39] FS:  0000000000000000(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   56.990697][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.990963][   T39] CR2: 00007fe98860fd50 CR3: 0000000013697001 CR4: 0000000000771ef0
[   56.991189][   T39] PKRU: 55555554
[   56.991293][   T39] Call Trace:
[   56.991398][   T39]  <TASK>
[   56.991553][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.991687][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   56.991860][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.991963][   T39]  netif_state_change (net/core/dev.c:1605)
[   56.992106][   T39]  ? dev_deactivate (net/sched/sch_generic.c:1400)
[   56.992328][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   56.992496][   T39]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   56.992628][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   56.992860][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   56.993000][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.993149][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   56.993283][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   56.993507][   T39]  process_one_work (kernel/workqueue.c:3314)
[   56.993643][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   56.993778][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.993925][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   56.994159][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   56.994298][   T39]  kthread (kernel/kthread.c:436)
[   56.994400][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.994566][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.994792][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   56.994928][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   56.995107][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   56.995243][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.995460][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   56.996930][   T39] ---[ end trace 0000000000000000 ]---
| [   59.604323][  T907] ------------[ cut here ]------------
| [   59.604594][  T907] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/907
| [   59.605462][  T907] Tainted: [W]=WARN
[   59.605627][  T907] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.605826][  T907] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.606019][  T907] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.606539][  T907] RSP: 0018:ffa0000000e37058 EFLAGS: 00010286
[   59.606720][  T907] RAX: 00000000ffffffa6 RBX: ff1100001465b380 RCX: 1ff40000001c6dd1
[   59.606938][  T907] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001465b438
[   59.607164][  T907] RBP: ff11000010f01000 R08: 1fe22000028cb688 R09: ff1100001a0d2e58
[   59.607376][  T907] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   59.607587][  T907] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000057fc000
[   59.607803][  T907] FS:  00007f0b027a7840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   59.608159][  T907] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.608339][  T907] CR2: 0000000015d5d988 CR3: 00000000200bc006 CR4: 0000000000771ef0
[   59.608555][  T907] PKRU: 55555554
[   59.608662][  T907] Call Trace:
[   59.608773][  T907]  <TASK>
[   59.608847][  T907]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.609027][  T907]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.609144][  T907]  netif_close_many (net/core/dev.c:1804)
[   59.609293][  T907]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.609433][  T907]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.609592][  T907]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.609746][  T907]  ? __dev_close_many (net/core/dev.c:1781)
[   59.609890][  T907]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   59.610072][  T907]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   59.610257][  T907]  ? 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)
[   59.610399][  T907]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.610574][  T907]  ? 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)
[   59.610716][  T907]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.610863][  T907]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   59.611044][  T907]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   59.611194][  T907]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   59.611336][  T907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.611475][  T907]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.611617][  T907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.611760][  T907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.611917][  T907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.612064][  T907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.612209][  T907]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.612349][  T907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.612489][  T907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.612627][  T907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.612770][  T907]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.612915][  T907]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.613062][  T907]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.613208][  T907]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   59.613348][  T907]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.613486][  T907]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   59.613624][  T907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.613771][  T907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.613916][  T907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.614070][  T907]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   59.614215][  T907]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   59.614355][  T907]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.614496][  T907]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   59.614633][  T907]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   59.614777][  T907]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.614919][  T907]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.615066][  T907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.615215][  T907]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   59.615356][  T907]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   59.615521][  T907]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   59.615664][  T907]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   59.615809][  T907]  ? copy_msghdr_from_user (net/socket.c:2635)
[   59.615949][  T907]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   59.616136][  T907]  ? move_addr_to_kernel (net/socket.c:258)
[   59.616277][  T907]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.616421][  T907]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.616562][  T907]  ___sys_sendmsg (net/socket.c:2752)
[   59.616702][  T907]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   59.616885][  T907]  ? copy_msghdr_from_user (net/socket.c:2603)
[   59.617042][  T907]  __sys_sendmsg (net/socket.c:2784)
[   59.617188][  T907]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   59.617329][  T907]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   59.617505][  T907]  ? 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)
[   59.617646][  T907]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.617790][  T907]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.617932][  T907]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.618078][  T907]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.618228][  T907]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.618402][  T907] RIP: 0033:0x7f0b029e108e
[   59.618550][  T907] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.619064][  T907] RSP: 002b:00007ffd233e7430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.619280][  T907] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f0b029e108e
[   59.619487][  T907] RDX: 0000000000000000 RSI: 00007ffd233e74e0 RDI: 0000000000000005
[   59.619703][  T907] RBP: 00007ffd233e7440 R08: 0000000000000000 R09: 0000000000000000
[   59.619918][  T907] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d015
[   59.620142][  T907] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd233e7bb0
| [   59.621575][  T907] ---[ end trace 0000000000000000 ]---
| [   59.624318][  T907] ------------[ cut here ]------------
| [   59.624473][  T907] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/907
| [   59.625017][  T907] Tainted: [W]=WARN
[   59.625130][  T907] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.625309][  T907] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.625493][  T907] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.626004][  T907] RSP: 0018:ffa0000000e37058 EFLAGS: 00010286
[   59.626190][  T907] RAX: 00000000ffffffa6 RBX: ff1100001a2dd8c0 RCX: 1ff40000001c6dd1
[   59.626407][  T907] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a2dd978
[   59.626617][  T907] RBP: ff110000057fc000 R08: 1fe220000345bb30 R09: ff1100001a0d2e58
[   59.626831][  T907] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   59.627050][  T907] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000e370f0
[   59.627268][  T907] FS:  00007f0b027a7840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   59.627531][  T907] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.627707][  T907] CR2: 0000000015d5d988 CR3: 00000000200bc006 CR4: 0000000000771ef0
[   59.627922][  T907] PKRU: 55555554
[   59.628034][  T907] Call Trace:
[   59.628147][  T907]  <TASK>
[   59.628220][  T907]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.628363][  T907]  ? notifier_call_chain (kernel/notifier.c:85)
[   59.628508][  T907]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.628616][  T907]  netif_close_many (net/core/dev.c:1804)
[   59.628762][  T907]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.628906][  T907]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.629051][  T907]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.629207][  T907]  ? __dev_close_many (net/core/dev.c:1781)
[   59.629352][  T907]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   59.629530][  T907]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   59.629712][  T907]  ? 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)
[   59.630385][  T907]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.630614][  T907]  ? 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)
[   59.630761][  T907]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.630905][  T907]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   59.631183][  T907]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   59.631326][  T907]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   59.631469][  T907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.631609][  T907]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.631750][  T907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.631892][  T907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.632115][  T907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.632265][  T907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.632404][  T907]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.632555][  T907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.632700][  T907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.632844][  T907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.633050][  T907]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.633209][  T907]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.633350][  T907]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.633492][  T907]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   59.633637][  T907]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.633780][  T907]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   59.633924][  T907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.634137][  T907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.634276][  T907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.634416][  T907]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   59.634557][  T907]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   59.634698][  T907]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.634847][  T907]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   59.635053][  T907]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   59.635199][  T907]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.635341][  T907]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.635481][  T907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.635624][  T907]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   59.635769][  T907]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   59.635921][  T907]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   59.636132][  T907]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   59.636274][  T907]  ? copy_msghdr_from_user (net/socket.c:2635)
[   59.636416][  T907]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   59.636595][  T907]  ? move_addr_to_kernel (net/socket.c:258)
[   59.636740][  T907]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.636887][  T907]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.637095][  T907]  ___sys_sendmsg (net/socket.c:2752)
[   59.637238][  T907]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   59.637412][  T907]  ? copy_msghdr_from_user (net/socket.c:2603)
[   59.637562][  T907]  __sys_sendmsg (net/socket.c:2784)
[   59.637702][  T907]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   59.637848][  T907]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   59.638096][  T907]  ? 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)
[   59.638239][  T907]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.638380][  T907]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.638521][  T907]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.638674][  T907]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.638863][  T907]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.639238][  T907] RIP: 0033:0x7f0b029e108e
[   59.639411][  T907] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.639925][  T907] RSP: 002b:00007ffd233e7430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.640207][  T907] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f0b029e108e
[   59.640417][  T907] RDX: 0000000000000000 RSI: 00007ffd233e74e0 RDI: 0000000000000005
[   59.640629][  T907] RBP: 00007ffd233e7440 R08: 0000000000000000 R09: 0000000000000000
[   59.640845][  T907] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d015
[   59.641142][  T907] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd233e7bb0
| [   59.642615][  T907] ---[ end trace 0000000000000000 ]---
| [   59.646536][  T907] ------------[ cut here ]------------
| [   59.646765][  T907] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/907
| [   59.647574][  T907] Tainted: [W]=WARN
[   59.647733][  T907] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.648028][  T907] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.648307][  T907] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.649046][  T907] RSP: 0018:ffa0000000e37188 EFLAGS: 00010286
[   59.649319][  T907] RAX: 00000000ffffffa6 RBX: ff11000010ca2040 RCX: 1ff40000001c6df7
[   59.649626][  T907] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010ca20f8
[   59.649937][  T907] RBP: ff11000010f01000 R08: 1fe2200002194420 R09: ff1100001a0d2e58
[   59.650261][  T907] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   59.650568][  T907] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.650875][  T907] FS:  00007f0b027a7840(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   59.651246][  T907] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.651509][  T907] CR2: 00007f0b02b0955f CR3: 00000000200bc004 CR4: 0000000000771ef0
[   59.651818][  T907] PKRU: 55555554
[   59.651983][  T907] Call Trace:
[   59.652143][  T907]  <TASK>
[   59.652249][  T907]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   59.652509][  T907]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.652780][  T907]  ? 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)
[   59.652998][  T907]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.653209][  T907]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   59.653470][  T907]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   59.653675][  T907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.653880][  T907]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.654099][  T907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.654305][  T907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.654539][  T907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.654746][  T907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.654951][  T907]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.655169][  T907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.655378][  T907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.655580][  T907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.655786][  T907]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.656005][  T907]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.656221][  T907]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.656429][  T907]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   59.656638][  T907]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.656845][  T907]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   59.657072][  T907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.657292][  T907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.657493][  T907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.657699][  T907]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   59.657900][  T907]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   59.658122][  T907]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.658331][  T907]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   59.658532][  T907]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   59.658736][  T907]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.658944][  T907]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.659164][  T907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.659372][  T907]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   59.659580][  T907]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   59.659793][  T907]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   59.660010][  T907]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   59.660219][  T907]  ? copy_msghdr_from_user (net/socket.c:2635)
[   59.660421][  T907]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   59.660674][  T907]  ? move_addr_to_kernel (net/socket.c:258)
[   59.660880][  T907]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.661100][  T907]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.661307][  T907]  ___sys_sendmsg (net/socket.c:2752)
[   59.661510][  T907]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   59.661763][  T907]  ? copy_msghdr_from_user (net/socket.c:2603)
[   59.662002][  T907]  __sys_sendmsg (net/socket.c:2784)
[   59.662217][  T907]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   59.662420][  T907]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   59.662679][  T907]  ? 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)
[   59.662883][  T907]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.663101][  T907]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.663302][  T907]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.663502][  T907]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.663703][  T907]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.663955][  T907] RIP: 0033:0x7f0b029e108e
[   59.664184][  T907] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.664920][  T907] RSP: 002b:00007ffd233e7430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.665244][  T907] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f0b029e108e
[   59.665549][  T907] RDX: 0000000000000000 RSI: 00007ffd233e74e0 RDI: 0000000000000005
[   59.665856][  T907] RBP: 00007ffd233e7440 R08: 0000000000000000 R09: 0000000000000000
[   59.666177][  T907] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d015
[   59.666484][  T907] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd233e7bb0
| [   59.668551][  T907] ---[ end trace 0000000000000000 ]---
| [   59.673069][  T907] ------------[ cut here ]------------
| [   59.673292][  T907] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/907
| [   59.674174][  T907] Tainted: [W]=WARN
[   59.674328][  T907] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.674580][  T907] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.674844][  T907] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.675681][  T907] RSP: 0018:ffa0000000e37188 EFLAGS: 00010286
[   59.675945][  T907] RAX: 00000000ffffffa6 RBX: ff1100001a3db1c0 RCX: 1ff40000001c6df7
[   59.676352][  T907] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a3db278
[   59.676653][  T907] RBP: ff110000057fc000 R08: 1fe220000347b650 R09: ff1100001a0d2e58
[   59.676956][  T907] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   59.677359][  T907] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.677664][  T907] FS:  00007f0b027a7840(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   59.678126][  T907] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.678385][  T907] CR2: 00007f0b02b0955f CR3: 00000000200bc004 CR4: 0000000000771ef0
[   59.678691][  T907] PKRU: 55555554
[   59.678843][  T907] Call Trace:
[   59.679095][  T907]  <TASK>
[   59.679201][  T907]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   59.679459][  T907]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.679708][  T907]  ? 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)
[   59.679928][  T907]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.680241][  T907]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   59.680497][  T907]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   59.680696][  T907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.680897][  T907]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.681198][  T907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.681398][  T907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.681625][  T907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.681829][  T907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.682129][  T907]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.682331][  T907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.682536][  T907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.682736][  T907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.682941][  T907]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.683250][  T907]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.683450][  T907]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.683653][  T907]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   59.683856][  T907]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.684159][  T907]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   59.684360][  T907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.684564][  T907]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.684763][  T907]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.685062][  T907]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   59.685269][  T907]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   59.685471][  T907]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.685677][  T907]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   59.685879][  T907]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   59.686181][  T907]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.686388][  T907]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.686589][  T907]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.686792][  T907]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   59.687101][  T907]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   59.687304][  T907]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   59.687510][  T907]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   59.687713][  T907]  ? copy_msghdr_from_user (net/socket.c:2635)
[   59.687930][  T907]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   59.688276][  T907]  ? move_addr_to_kernel (net/socket.c:258)
[   59.688481][  T907]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.688686][  T907]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.688894][  T907]  ___sys_sendmsg (net/socket.c:2752)
[   59.689199][  T907]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   59.689453][  T907]  ? copy_msghdr_from_user (net/socket.c:2603)
[   59.689672][  T907]  __sys_sendmsg (net/socket.c:2784)
[   59.689878][  T907]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   59.690179][  T907]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   59.690433][  T907]  ? 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)
[   59.690657][  T907]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.690865][  T907]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.691167][  T907]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.691369][  T907]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.691568][  T907]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.691816][  T907] RIP: 0033:0x7f0b029e108e
[   59.692135][  T907] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.692878][  T907] RSP: 002b:00007ffd233e7430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.693264][  T907] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f0b029e108e
[   59.693537][  T907] RDX: 0000000000000000 RSI: 00007ffd233e74e0 RDI: 0000000000000005
[   59.693814][  T907] RBP: 00007ffd233e7440 R08: 0000000000000000 R09: 0000000000000000
[   59.694181][  T907] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d015
[   59.694453][  T907] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd233e7bb0
| [   59.696314][  T907] ---[ end trace 0000000000000000 ]---
| [   59.760486][  T908] ------------[ cut here ]------------
| [   59.760735][  T908] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/908
| [   59.761601][  T908] Tainted: [W]=WARN
[   59.761763][  T908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.762044][  T908] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.762332][  T908] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.763227][  T908] RSP: 0018:ffa0000000e77058 EFLAGS: 00010286
[   59.763500][  T908] RAX: 00000000ffffffa6 RBX: ff1100001a3dac80 RCX: 1ff40000001cedd1
[   59.763817][  T908] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a3dad38
[   59.764253][  T908] RBP: ff11000013a94000 R08: 1fe220000347b5a8 R09: ff1100001339d158
[   59.764578][  T908] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   59.764903][  T908] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000137f1000
[   59.765360][  T908] FS:  00007f2da57ba840(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   59.765606][  T908] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.765789][  T908] CR2: 000000001ba7c988 CR3: 000000002077f001 CR4: 0000000000771ef0
[   59.766110][  T908] PKRU: 55555554
[   59.766216][  T908] Call Trace:
[   59.766320][  T908]  <TASK>
[   59.766391][  T908]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.766534][  T908]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.766641][  T908]  netif_close_many (net/core/dev.c:1804)
[   59.766785][  T908]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.766927][  T908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.767156][  T908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.767296][  T908]  ? __dev_close_many (net/core/dev.c:1781)
[   59.767435][  T908]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   59.767609][  T908]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   59.767785][  T908]  ? 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)
[   59.767927][  T908]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.768203][  T908]  ? 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)
[   59.768341][  T908]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.768481][  T908]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   59.768656][  T908]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   59.768802][  T908]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   59.768944][  T908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.769184][  T908]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.769325][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.769465][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.769617][  T908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.769759][  T908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.769898][  T908]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.770115][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.770342][  T908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.770480][  T908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.770620][  T908]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.770774][  T908]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.771007][  T908]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.771166][  T908]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   59.771306][  T908]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.771445][  T908]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   59.771583][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.771722][  T908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.771869][  T908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.772015][  T908]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   59.772160][  T908]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   59.772302][  T908]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.772443][  T908]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   59.772582][  T908]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   59.772722][  T908]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.772867][  T908]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.773013][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.773158][  T908]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   59.773299][  T908]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   59.773444][  T908]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   59.773583][  T908]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   59.773722][  T908]  ? copy_msghdr_from_user (net/socket.c:2635)
[   59.773867][  T908]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   59.774046][  T908]  ? move_addr_to_kernel (net/socket.c:258)
[   59.774192][  T908]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.774337][  T908]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.774477][  T908]  ___sys_sendmsg (net/socket.c:2752)
[   59.774615][  T908]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   59.774821][  T908]  ? copy_msghdr_from_user (net/socket.c:2603)
[   59.775069][  T908]  __sys_sendmsg (net/socket.c:2784)
[   59.775292][  T908]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   59.775507][  T908]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   59.775778][  T908]  ? 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)
[   59.776004][  T908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.776226][  T908]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.776442][  T908]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.776659][  T908]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.776875][  T908]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.777156][  T908] RIP: 0033:0x7f2da59f408e
[   59.777325][  T908] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.777827][  T908] RSP: 002b:00007fff7c443c70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.778044][  T908] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f2da59f408e
[   59.778275][  T908] RDX: 0000000000000000 RSI: 00007fff7c443d20 RDI: 0000000000000005
[   59.778489][  T908] RBP: 00007fff7c443c80 R08: 0000000000000000 R09: 0000000000000000
[   59.778699][  T908] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016
[   59.779019][  T908] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7c4443f0
| [   59.780816][  T908] ---[ end trace 0000000000000000 ]---
| [   59.782623][  T908] ------------[ cut here ]------------
| [   59.782790][  T908] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/908
| [   59.783336][  T908] Tainted: [W]=WARN
[   59.783442][  T908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.783621][  T908] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.783807][  T908] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.784315][  T908] RSP: 0018:ffa0000000e77058 EFLAGS: 00010286
[   59.784496][  T908] RAX: 00000000ffffffa6 RBX: ff1100002044f1c0 RCX: 1ff40000001cedd1
[   59.784712][  T908] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100002044f278
[   59.784923][  T908] RBP: ff110000137f1000 R08: 1fe2200004089e50 R09: ff1100001339d158
[   59.785143][  T908] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   59.785361][  T908] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000e770f0
[   59.785568][  T908] FS:  00007f2da57ba840(0000) GS:ff110000a9d30000(0000) knlGS:0000000000000000
[   59.785821][  T908] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.786008][  T908] CR2: 0000557c692c19d8 CR3: 000000002077f003 CR4: 0000000000771ef0
[   59.786220][  T908] PKRU: 55555554
[   59.786324][  T908] Call Trace:
[   59.786427][  T908]  <TASK>
[   59.786500][  T908]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.786638][  T908]  ? notifier_call_chain (kernel/notifier.c:85)
[   59.786806][  T908]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.786913][  T908]  netif_close_many (net/core/dev.c:1804)
[   59.787059][  T908]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.787199][  T908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.787336][  T908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.787474][  T908]  ? __dev_close_many (net/core/dev.c:1781)
[   59.787617][  T908]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   59.787799][  T908]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   59.787979][  T908]  ? 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)
[   59.788126][  T908]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.788298][  T908]  ? 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)
[   59.788440][  T908]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.788577][  T908]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   59.788751][  T908]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   59.788895][  T908]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   59.789039][  T908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.789181][  T908]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.789319][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.789456][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.789607][  T908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.789747][  T908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.789886][  T908]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.790036][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.790180][  T908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.790318][  T908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.790454][  T908]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.790591][  T908]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.790730][  T908]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.790876][  T908]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   59.791016][  T908]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.791160][  T908]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   59.791302][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.791440][  T908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.791582][  T908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.791720][  T908]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   59.791864][  T908]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   59.792012][  T908]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.792157][  T908]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   59.792296][  T908]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   59.792434][  T908]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.792573][  T908]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.792711][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.792853][  T908]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   59.792998][  T908]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   59.793142][  T908]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   59.793284][  T908]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   59.793424][  T908]  ? copy_msghdr_from_user (net/socket.c:2635)
[   59.793562][  T908]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   59.793735][  T908]  ? move_addr_to_kernel (net/socket.c:258)
[   59.793874][  T908]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.794016][  T908]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.794162][  T908]  ___sys_sendmsg (net/socket.c:2752)
[   59.794301][  T908]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   59.794472][  T908]  ? copy_msghdr_from_user (net/socket.c:2603)
[   59.794619][  T908]  __sys_sendmsg (net/socket.c:2784)
[   59.794820][  T908]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   59.794989][  T908]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   59.795171][  T908]  ? 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)
[   59.795307][  T908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.795452][  T908]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.795589][  T908]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.795725][  T908]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.795915][  T908]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.796121][  T908] RIP: 0033:0x7f2da59f408e
[   59.796316][  T908] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.796910][  T908] RSP: 002b:00007fff7c443c70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.797197][  T908] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f2da59f408e
[   59.797472][  T908] RDX: 0000000000000000 RSI: 00007fff7c443d20 RDI: 0000000000000005
[   59.797713][  T908] RBP: 00007fff7c443c80 R08: 0000000000000000 R09: 0000000000000000
[   59.797984][  T908] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016
[   59.798247][  T908] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7c4443f0
| [   59.799763][  T908] ---[ end trace 0000000000000000 ]---
| [   59.826581][  T908] ------------[ cut here ]------------
| [   59.826774][  T908] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/908
| [   59.827289][  T908] Tainted: [W]=WARN
[   59.827391][  T908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.827559][  T908] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.827739][  T908] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.828219][  T908] RSP: 0018:ffa0000000e77188 EFLAGS: 00010286
[   59.828395][  T908] RAX: 00000000ffffffa6 RBX: ff1100002065b700 RCX: 1ff40000001cedf7
[   59.828594][  T908] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100002065b7b8
[   59.828807][  T908] RBP: ff11000013a94000 R08: 1fe22000040cb6f8 R09: ff1100001339d158
[   59.829017][  T908] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   59.829227][  T908] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.829427][  T908] FS:  00007f2da57ba840(0000) GS:ff110000a9d30000(0000) knlGS:0000000000000000
[   59.829660][  T908] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.829837][  T908] CR2: 0000557c692c19d8 CR3: 000000002077f003 CR4: 0000000000771ef0
[   59.830054][  T908] PKRU: 55555554
[   59.830162][  T908] Call Trace:
[   59.830261][  T908]  <TASK>
[   59.830329][  T908]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   59.830498][  T908]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.830663][  T908]  ? 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)
[   59.830800][  T908]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.830933][  T908]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   59.831109][  T908]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   59.831245][  T908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.831378][  T908]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.831512][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.831643][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.831792][  T908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.831924][  T908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.832061][  T908]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.832198][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.832334][  T908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.832465][  T908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.832596][  T908]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.832730][  T908]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.832869][  T908]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.833008][  T908]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   59.833146][  T908]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.833283][  T908]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   59.833414][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.833547][  T908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.833678][  T908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.833818][  T908]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   59.833954][  T908]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   59.834097][  T908]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.834232][  T908]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   59.834366][  T908]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   59.834500][  T908]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.834634][  T908]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.834771][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.834905][  T908]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   59.835044][  T908]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   59.835184][  T908]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   59.835317][  T908]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   59.835449][  T908]  ? copy_msghdr_from_user (net/socket.c:2635)
[   59.835590][  T908]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   59.835763][  T908]  ? move_addr_to_kernel (net/socket.c:258)
[   59.835896][  T908]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.836033][  T908]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.836171][  T908]  ___sys_sendmsg (net/socket.c:2752)
[   59.836302][  T908]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   59.836468][  T908]  ? copy_msghdr_from_user (net/socket.c:2603)
[   59.836615][  T908]  __sys_sendmsg (net/socket.c:2784)
[   59.836750][  T908]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   59.836880][  T908]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   59.837049][  T908]  ? 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)
[   59.837185][  T908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.837319][  T908]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.837467][  T908]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.837599][  T908]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.837733][  T908]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.837907][  T908] RIP: 0033:0x7f2da59f408e
[   59.838049][  T908] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.838523][  T908] RSP: 002b:00007fff7c443c70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.838723][  T908] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f2da59f408e
[   59.838930][  T908] RDX: 0000000000000000 RSI: 00007fff7c443d20 RDI: 0000000000000005
[   59.839137][  T908] RBP: 00007fff7c443c80 R08: 0000000000000000 R09: 0000000000000000
[   59.839338][  T908] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016
[   59.839536][  T908] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7c4443f0
| [   59.840993][  T908] ---[ end trace 0000000000000000 ]---
| [   59.842760][  T908] ------------[ cut here ]------------
| [   59.842896][  T908] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/908
| [   59.843411][  T908] Tainted: [W]=WARN
[   59.843511][  T908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.843679][  T908] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.843856][  T908] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.844342][  T908] RSP: 0018:ffa0000000e77188 EFLAGS: 00010286
[   59.844510][  T908] RAX: 00000000ffffffa6 RBX: ff1100001a170740 RCX: 1ff40000001cedf7
[   59.844709][  T908] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a1707f8
[   59.844912][  T908] RBP: ff110000137f1000 R08: 1fe220000342e100 R09: ff1100001339d158
[   59.845135][  T908] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   59.845336][  T908] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.845534][  T908] FS:  00007f2da57ba840(0000) GS:ff110000a9d30000(0000) knlGS:0000000000000000
[   59.845775][  T908] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.845941][  T908] CR2: 0000557c692c19d8 CR3: 000000002077f003 CR4: 0000000000771ef0
[   59.846148][  T908] PKRU: 55555554
[   59.846248][  T908] Call Trace:
[   59.846346][  T908]  <TASK>
[   59.846414][  T908]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   59.846589][  T908]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.846761][  T908]  ? 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)
[   59.846895][  T908]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.847039][  T908]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   59.847212][  T908]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   59.847347][  T908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.847479][  T908]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.847616][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.847750][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.847896][  T908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.848033][  T908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.848170][  T908]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.848308][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.848444][  T908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.848577][  T908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.848741][  T908]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.848894][  T908]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.849043][  T908]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.849186][  T908]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   59.849321][  T908]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.849453][  T908]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   59.849587][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.849719][  T908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.849860][  T908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.849999][  T908]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   59.850133][  T908]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   59.850265][  T908]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.850399][  T908]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   59.850532][  T908]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   59.850666][  T908]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.850812][  T908]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.850945][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.851090][  T908]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   59.851223][  T908]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   59.851355][  T908]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   59.851488][  T908]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   59.851620][  T908]  ? copy_msghdr_from_user (net/socket.c:2635)
[   59.851756][  T908]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   59.851921][  T908]  ? move_addr_to_kernel (net/socket.c:258)
[   59.852060][  T908]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.852196][  T908]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.852330][  T908]  ___sys_sendmsg (net/socket.c:2752)
[   59.852463][  T908]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   59.852627][  T908]  ? copy_msghdr_from_user (net/socket.c:2603)
[   59.852775][  T908]  __sys_sendmsg (net/socket.c:2784)
[   59.852908][  T908]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   59.853048][  T908]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   59.853218][  T908]  ? 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)
[   59.853356][  T908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.853495][  T908]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.853629][  T908]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.853767][  T908]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.853902][  T908]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.854071][  T908] RIP: 0033:0x7f2da59f408e
[   59.854233][  T908] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.854707][  T908] RSP: 002b:00007fff7c443c70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.854913][  T908] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f2da59f408e
[   59.855121][  T908] RDX: 0000000000000000 RSI: 00007fff7c443d20 RDI: 0000000000000005
[   59.855318][  T908] RBP: 00007fff7c443c80 R08: 0000000000000000 R09: 0000000000000000
[   59.855518][  T908] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016
[   59.855714][  T908] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7c4443f0
| [   59.857219][  T908] ---[ end trace 0000000000000000 ]---
| [   59.906652][  T909] ------------[ cut here ]------------
| [   59.906815][  T909] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/909
| [   59.907812][  T909] Tainted: [W]=WARN
[   59.907920][  T909] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.908106][  T909] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.908287][  T909] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.908783][  T909] RSP: 0018:ffa0000000e57058 EFLAGS: 00010286
[   59.908960][  T909] RAX: 00000000ffffffa6 RBX: ff1100001a171700 RCX: 1ff40000001cadd1
[   59.909193][  T909] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a1717b8
[   59.909402][  T909] RBP: ff110000200f9000 R08: 1fe220000342e2f8 R09: ff1100000fefd158
[   59.909609][  T909] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   59.909830][  T909] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000200fc000
[   59.910048][  T909] FS:  00007f273a069840(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   59.910298][  T909] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.910473][  T909] CR2: 000000003a56a988 CR3: 000000002021f003 CR4: 0000000000771ef0
[   59.910681][  T909] PKRU: 55555554
[   59.910787][  T909] Call Trace:
[   59.910891][  T909]  <TASK>
[   59.910962][  T909]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.911116][  T909]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.911223][  T909]  netif_close_many (net/core/dev.c:1804)
[   59.911362][  T909]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.911499][  T909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.911637][  T909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.911780][  T909]  ? __dev_close_many (net/core/dev.c:1781)
[   59.911920][  T909]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   59.912107][  T909]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   59.912282][  T909]  ? 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)
[   59.912420][  T909]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.912591][  T909]  ? 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)
[   59.912733][  T909]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.912876][  T909]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   59.913054][  T909]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   59.913200][  T909]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   59.913340][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.913479][  T909]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.913617][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.913759][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.913918][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.914063][  T909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.914205][  T909]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.914343][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.914484][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.914623][  T909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.914772][  T909]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.914912][  T909]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.915057][  T909]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.915199][  T909]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   59.915338][  T909]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.915478][  T909]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   59.915620][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.915765][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.915905][  T909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.916049][  T909]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   59.916194][  T909]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   59.916333][  T909]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.916474][  T909]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   59.916611][  T909]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   59.916757][  T909]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.916899][  T909]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.917049][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.917195][  T909]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   59.917335][  T909]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   59.917476][  T909]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   59.917616][  T909]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   59.917762][  T909]  ? copy_msghdr_from_user (net/socket.c:2635)
[   59.917903][  T909]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   59.918081][  T909]  ? move_addr_to_kernel (net/socket.c:258)
[   59.918239][  T909]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.918385][  T909]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.918528][  T909]  ___sys_sendmsg (net/socket.c:2752)
[   59.918665][  T909]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   59.918846][  T909]  ? copy_msghdr_from_user (net/socket.c:2603)
[   59.919003][  T909]  __sys_sendmsg (net/socket.c:2784)
[   59.919148][  T909]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   59.919288][  T909]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   59.919461][  T909]  ? 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)
[   59.919600][  T909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.919745][  T909]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.919887][  T909]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.920033][  T909]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.920179][  T909]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.920350][  T909] RIP: 0033:0x7f273a2a308e
[   59.920496][  T909] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.921014][  T909] RSP: 002b:00007ffd39ab9a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.921228][  T909] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f273a2a308e
[   59.921434][  T909] RDX: 0000000000000000 RSI: 00007ffd39ab9ac0 RDI: 0000000000000005
[   59.921645][  T909] RBP: 00007ffd39ab9a20 R08: 0000000000000000 R09: 0000000000000000
[   59.921854][  T909] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016
[   59.922066][  T909] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd39aba190
| [   59.923463][  T909] ---[ end trace 0000000000000000 ]---
| [   59.925715][  T909] ------------[ cut here ]------------
| [   59.925860][  T909] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/909
| [   59.926395][  T909] Tainted: [W]=WARN
[   59.926505][  T909] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.926681][  T909] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.926866][  T909] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.927368][  T909] RSP: 0018:ffa0000000e57058 EFLAGS: 00010286
[   59.927542][  T909] RAX: 00000000ffffffa6 RBX: ff110000049f5380 RCX: 1ff40000001cadd1
[   59.927750][  T909] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049f5438
[   59.927963][  T909] RBP: ff110000200fc000 R08: 1fe220000093ea88 R09: ff1100000fefd158
[   59.928181][  T909] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   59.928387][  T909] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000e570f0
[   59.928594][  T909] FS:  00007f273a069840(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   59.928843][  T909] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.929103][  T909] CR2: 000000003a56a988 CR3: 000000002021f003 CR4: 0000000000771ef0
[   59.929312][  T909] PKRU: 55555554
[   59.929416][  T909] Call Trace:
[   59.929521][  T909]  <TASK>
[   59.929592][  T909]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.929736][  T909]  ? notifier_call_chain (kernel/notifier.c:85)
[   59.929878][  T909]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.930150][  T909]  netif_close_many (net/core/dev.c:1804)
[   59.930297][  T909]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.930435][  T909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.930575][  T909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.930717][  T909]  ? __dev_close_many (net/core/dev.c:1781)
[   59.930862][  T909]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   59.931113][  T909]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   59.931308][  T909]  ? 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)
[   59.931448][  T909]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.931621][  T909]  ? 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)
[   59.931766][  T909]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.931905][  T909]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   59.932193][  T909]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   59.932336][  T909]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   59.932475][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.932625][  T909]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.932769][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.932909][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.933136][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.933276][  T909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.933415][  T909]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.933558][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.933700][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.933844][  T909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.934045][  T909]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.934189][  T909]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.934332][  T909]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.934471][  T909]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   59.934611][  T909]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.934754][  T909]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   59.934895][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.935101][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.935240][  T909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.935384][  T909]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   59.935536][  T909]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   59.935677][  T909]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.935822][  T909]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   59.935963][  T909]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   59.936169][  T909]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.936309][  T909]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.936448][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.936600][  T909]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   59.936747][  T909]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   59.936889][  T909]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   59.937097][  T909]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   59.937237][  T909]  ? copy_msghdr_from_user (net/socket.c:2635)
[   59.937376][  T909]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   59.937551][  T909]  ? move_addr_to_kernel (net/socket.c:258)
[   59.937692][  T909]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.937839][  T909]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.938041][  T909]  ___sys_sendmsg (net/socket.c:2752)
[   59.938186][  T909]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   59.938360][  T909]  ? copy_msghdr_from_user (net/socket.c:2603)
[   59.938510][  T909]  __sys_sendmsg (net/socket.c:2784)
[   59.938650][  T909]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   59.938794][  T909]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   59.939032][  T909]  ? 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)
[   59.939182][  T909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.939323][  T909]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.939466][  T909]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.939607][  T909]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.939749][  T909]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.939924][  T909] RIP: 0033:0x7f273a2a308e
[   59.940141][  T909] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.940641][  T909] RSP: 002b:00007ffd39ab9a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.940856][  T909] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f273a2a308e
[   59.941134][  T909] RDX: 0000000000000000 RSI: 00007ffd39ab9ac0 RDI: 0000000000000005
[   59.941342][  T909] RBP: 00007ffd39ab9a20 R08: 0000000000000000 R09: 0000000000000000
[   59.941549][  T909] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016
[   59.941772][  T909] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd39aba190
| [   59.943297][  T909] ---[ end trace 0000000000000000 ]---
| [   59.945507][  T909] ------------[ cut here ]------------
| [   59.945661][  T909] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/909
| [   59.946190][  T909] Tainted: [W]=WARN
[   59.946292][  T909] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.946464][  T909] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.946639][  T909] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.947135][  T909] RSP: 0018:ffa0000000e57188 EFLAGS: 00010286
[   59.947308][  T909] RAX: 00000000ffffffa6 RBX: ff1100002056b8c0 RCX: 1ff40000001cadf7
[   59.947510][  T909] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100002056b978
[   59.947710][  T909] RBP: ff110000200f9000 R08: 1fe22000040ad730 R09: ff1100000fefd158
[   59.947927][  T909] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   59.948139][  T909] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.948338][  T909] FS:  00007f273a069840(0000) GS:ff110000a9d30000(0000) knlGS:0000000000000000
[   59.948573][  T909] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.948746][  T909] CR2: 00007f2da5887574 CR3: 000000002021f004 CR4: 0000000000771ef0
[   59.948950][  T909] PKRU: 55555554
[   59.949059][  T909] Call Trace:
[   59.949164][  T909]  <TASK>
[   59.949233][  T909]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   59.949403][  T909]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.949567][  T909]  ? 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)
[   59.949705][  T909]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.949843][  T909]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   59.950017][  T909]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   59.950161][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.950295][  T909]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.950430][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.950564][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.950710][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.950845][  T909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.950981][  T909]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.951171][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.951307][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.951439][  T909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.951572][  T909]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.951711][  T909]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.951863][  T909]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.952004][  T909]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   59.952150][  T909]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.952283][  T909]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   59.952416][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.952557][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.952691][  T909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.952830][  T909]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   59.953024][  T909]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   59.953166][  T909]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.953303][  T909]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   59.953437][  T909]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   59.953572][  T909]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.953707][  T909]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.953844][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.953982][  T909]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   59.954123][  T909]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   59.954258][  T909]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   59.954393][  T909]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   59.954526][  T909]  ? copy_msghdr_from_user (net/socket.c:2635)
[   59.954659][  T909]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   59.954829][  T909]  ? move_addr_to_kernel (net/socket.c:258)
[   59.954969][  T909]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.955111][  T909]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.955247][  T909]  ___sys_sendmsg (net/socket.c:2752)
[   59.955380][  T909]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   59.955547][  T909]  ? copy_msghdr_from_user (net/socket.c:2603)
[   59.955692][  T909]  __sys_sendmsg (net/socket.c:2784)
[   59.955835][  T909]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   59.955979][  T909]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   59.956154][  T909]  ? 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)
[   59.956289][  T909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.956450][  T909]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.956586][  T909]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.956721][  T909]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.956888][  T909]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.957060][  T909] RIP: 0033:0x7f273a2a308e
[   59.957207][  T909] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.957687][  T909] RSP: 002b:00007ffd39ab9a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.957895][  T909] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f273a2a308e
[   59.958110][  T909] RDX: 0000000000000000 RSI: 00007ffd39ab9ac0 RDI: 0000000000000005
[   59.958313][  T909] RBP: 00007ffd39ab9a20 R08: 0000000000000000 R09: 0000000000000000
[   59.958514][  T909] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016
[   59.958714][  T909] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd39aba190
| [   59.960066][  T909] ---[ end trace 0000000000000000 ]---
| [   59.961760][  T909] ------------[ cut here ]------------
| [   59.961898][  T909] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/909
| [   59.963094][  T909] Tainted: [W]=WARN
[   59.963195][  T909] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.963366][  T909] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.963538][  T909] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.964025][  T909] RSP: 0018:ffa0000000e57188 EFLAGS: 00010286
[   59.964204][  T909] RAX: 00000000ffffffa6 RBX: ff1100000f9da900 RCX: 1ff40000001cadf7
[   59.964404][  T909] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9da9b8
[   59.964609][  T909] RBP: ff110000200fc000 R08: 1fe2200001f3b538 R09: ff1100000fefd158
[   59.964813][  T909] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   59.965017][  T909] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.965226][  T909] FS:  00007f273a069840(0000) GS:ff110000a9d30000(0000) knlGS:0000000000000000
[   59.965461][  T909] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.965632][  T909] CR2: 00007f2da5887574 CR3: 000000002021f004 CR4: 0000000000771ef0
[   59.965839][  T909] PKRU: 55555554
[   59.965939][  T909] Call Trace:
[   59.966044][  T909]  <TASK>
[   59.966125][  T909]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   59.966296][  T909]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.966463][  T909]  ? 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)
[   59.966598][  T909]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.966739][  T909]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   59.966910][  T909]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   59.967049][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.967189][  T909]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.967323][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.967456][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.967604][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.967744][  T909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.967879][  T909]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   59.968015][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.968158][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.968292][  T909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.968425][  T909]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.968559][  T909]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.968694][  T909]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   59.968836][  T909]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   59.968976][  T909]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.969116][  T909]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   59.969250][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.969385][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.969518][  T909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.969653][  T909]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   59.969791][  T909]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   59.969926][  T909]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.970069][  T909]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   59.970213][  T909]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   59.970349][  T909]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.970484][  T909]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.970618][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   59.970758][  T909]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   59.970895][  T909]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   59.971036][  T909]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   59.971177][  T909]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   59.971311][  T909]  ? copy_msghdr_from_user (net/socket.c:2635)
[   59.971445][  T909]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   59.971612][  T909]  ? move_addr_to_kernel (net/socket.c:258)
[   59.971748][  T909]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.971890][  T909]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   59.972031][  T909]  ___sys_sendmsg (net/socket.c:2752)
[   59.972170][  T909]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   59.972338][  T909]  ? copy_msghdr_from_user (net/socket.c:2603)
[   59.972482][  T909]  __sys_sendmsg (net/socket.c:2784)
[   59.972617][  T909]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   59.972755][  T909]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   59.972936][  T909]  ? 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)
[   59.973077][  T909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.973218][  T909]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   59.973357][  T909]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   59.973500][  T909]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   59.973639][  T909]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.973812][  T909] RIP: 0033:0x7f273a2a308e
[   59.973952][  T909] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.974443][  T909] RSP: 002b:00007ffd39ab9a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.974647][  T909] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f273a2a308e
[   59.974851][  T909] RDX: 0000000000000000 RSI: 00007ffd39ab9ac0 RDI: 0000000000000005
[   59.975065][  T909] RBP: 00007ffd39ab9a20 R08: 0000000000000000 R09: 0000000000000000
[   59.975269][  T909] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016
[   59.975470][  T909] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd39aba190
| [   59.976847][  T909] ---[ end trace 0000000000000000 ]---
| [   60.025797][  T910] ------------[ cut here ]------------
| [   60.025984][  T910] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/910
| [   60.026525][  T910] Tainted: [W]=WARN
[   60.026630][  T910] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.026813][  T910] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.027337][  T910] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.027849][  T910] RSP: 0018:ffa0000002067058 EFLAGS: 00010286
[   60.028034][  T910] RAX: 00000000ffffffa6 RBX: ff1100000f9db8c0 RCX: 1ff400000040cdd1
[   60.028251][  T910] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f9db978
[   60.028458][  T910] RBP: ff11000010e84000 R08: 1fe2200001f3b730 R09: ff1100000fefae58
[   60.028670][  T910] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   60.028902][  T910] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001dc4000
[   60.029124][  T910] FS:  00007fe9d3713840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   60.029370][  T910] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.029550][  T910] CR2: 0000000035df4988 CR3: 00000000205df002 CR4: 0000000000771ef0
[   60.029786][  T910] PKRU: 55555554
[   60.029893][  T910] Call Trace:
[   60.030004][  T910]  <TASK>
[   60.030075][  T910]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   60.030223][  T910]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   60.030331][  T910]  netif_close_many (net/core/dev.c:1804)
[   60.030480][  T910]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   60.030621][  T910]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.030765][  T910]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.030905][  T910]  ? __dev_close_many (net/core/dev.c:1781)
[   60.031048][  T910]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   60.031230][  T910]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   60.031407][  T910]  ? 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)
[   60.031548][  T910]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   60.031723][  T910]  ? 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)
[   60.031868][  T910]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   60.032014][  T910]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   60.032194][  T910]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   60.032335][  T910]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   60.032490][  T910]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.032629][  T910]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.032776][  T910]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.032915][  T910]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.033074][  T910]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.033218][  T910]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.033360][  T910]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.033502][  T910]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.033644][  T910]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.033784][  T910]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.033925][  T910]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.034069][  T910]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.034221][  T910]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.034361][  T910]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.034500][  T910]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.034641][  T910]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.034781][  T910]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.034922][  T910]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.035067][  T910]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.035228][  T910]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.035367][  T910]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.035508][  T910]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.035649][  T910]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.035793][  T910]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.035954][  T910]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.036107][  T910]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.036247][  T910]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.036387][  T910]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.036527][  T910]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.036667][  T910]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.036811][  T910]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.036951][  T910]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.037102][  T910]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.037279][  T910]  ? move_addr_to_kernel (net/socket.c:258)
[   60.037432][  T910]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.037572][  T910]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.037712][  T910]  ___sys_sendmsg (net/socket.c:2752)
[   60.037854][  T910]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.038033][  T910]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.038189][  T910]  __sys_sendmsg (net/socket.c:2784)
[   60.038329][  T910]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.038467][  T910]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.038640][  T910]  ? 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)
[   60.038782][  T910]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.038923][  T910]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.039067][  T910]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.039212][  T910]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.039352][  T910]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.039526][  T910] RIP: 0033:0x7fe9d394d08e
[   60.039673][  T910] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.040186][  T910] RSP: 002b:00007fff8e65c000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.040399][  T910] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe9d394d08e
[   60.040608][  T910] RDX: 0000000000000000 RSI: 00007fff8e65c0b0 RDI: 0000000000000005
[   60.040818][  T910] RBP: 00007fff8e65c010 R08: 0000000000000000 R09: 0000000000000000
[   60.041032][  T910] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016
[   60.041248][  T910] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8e65c780
| [   60.042653][  T910] ---[ end trace 0000000000000000 ]---
| [   60.044225][  T910] ------------[ cut here ]------------
| [   60.044366][  T910] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/910
| [   60.044894][  T910] Tainted: [W]=WARN
[   60.045009][  T910] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.045190][  T910] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.045371][  T910] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.045873][  T910] RSP: 0018:ffa0000002067058 EFLAGS: 00010286
[   60.046318][  T910] RAX: 00000000ffffffa6 RBX: ff1100001a1f1540 RCX: 1ff400000040cdd1
[   60.046527][  T910] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a1f15f8
[   60.046742][  T910] RBP: ff11000001dc4000 R08: 1fe220000343e2c0 R09: ff1100000fefae58
[   60.046953][  T910] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   60.047247][  T910] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000020670f0
[   60.047455][  T910] FS:  00007fe9d3713840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   60.047703][  T910] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.047882][  T910] CR2: 0000000035df4988 CR3: 00000000205df002 CR4: 0000000000771ef0
[   60.048186][  T910] PKRU: 55555554
[   60.048296][  T910] Call Trace:
[   60.048401][  T910]  <TASK>
[   60.048471][  T910]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   60.048613][  T910]  ? notifier_call_chain (kernel/notifier.c:85)
[   60.048759][  T910]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   60.048868][  T910]  netif_close_many (net/core/dev.c:1804)
[   60.049078][  T910]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   60.049223][  T910]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.049382][  T910]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.049520][  T910]  ? __dev_close_many (net/core/dev.c:1781)
[   60.049657][  T910]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   60.049838][  T910]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   60.050027][  T910]  ? 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)
[   60.050195][  T910]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   60.050368][  T910]  ? 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)
[   60.050507][  T910]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   60.050646][  T910]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   60.050821][  T910]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   60.050971][  T910]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   60.051118][  T910]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.051257][  T910]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.051396][  T910]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.051533][  T910]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.051686][  T910]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.051830][  T910]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.051976][  T910]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.052123][  T910]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.052264][  T910]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.052401][  T910]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.052556][  T910]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.052696][  T910]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.052842][  T910]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.052986][  T910]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.053133][  T910]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.053271][  T910]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.053408][  T910]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.053548][  T910]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.053687][  T910]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.053835][  T910]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.053979][  T910]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.054126][  T910]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.054270][  T910]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.054407][  T910]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.054548][  T910]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.054687][  T910]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.054833][  T910]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.054983][  T910]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.055127][  T910]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.055266][  T910]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.055407][  T910]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.055547][  T910]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.055684][  T910]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.055862][  T910]  ? move_addr_to_kernel (net/socket.c:258)
[   60.056008][  T910]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.056151][  T910]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.056291][  T910]  ___sys_sendmsg (net/socket.c:2752)
[   60.056428][  T910]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.056601][  T910]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.056753][  T910]  __sys_sendmsg (net/socket.c:2784)
[   60.056893][  T910]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.057035][  T910]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.057215][  T910]  ? 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)
[   60.057353][  T910]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.057493][  T910]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.057632][  T910]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.057774][  T910]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.057913][  T910]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.058097][  T910] RIP: 0033:0x7fe9d394d08e
[   60.058241][  T910] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.058740][  T910] RSP: 002b:00007fff8e65c000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.058951][  T910] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe9d394d08e
[   60.059171][  T910] RDX: 0000000000000000 RSI: 00007fff8e65c0b0 RDI: 0000000000000005
[   60.059378][  T910] RBP: 00007fff8e65c010 R08: 0000000000000000 R09: 0000000000000000
[   60.059585][  T910] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016
[   60.059794][  T910] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8e65c780
| [   60.061201][  T910] ---[ end trace 0000000000000000 ]---
| [   60.066695][  T910] ------------[ cut here ]------------
| [   60.066917][  T910] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/910
| [   60.067711][  T910] Tainted: [W]=WARN
[   60.067869][  T910] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.068137][  T910] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.068400][  T910] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.069128][  T910] RSP: 0018:ffa0000002067188 EFLAGS: 00010286
[   60.069405][  T910] RAX: 00000000ffffffa6 RBX: ff110000207dba80 RCX: 1ff400000040cdf7
[   60.069706][  T910] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000207dbb38
[   60.070018][  T910] RBP: ff11000010e84000 R08: 1fe22000040fb768 R09: ff1100000fefae58
[   60.070322][  T910] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   60.070625][  T910] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   60.070906][  T910] FS:  00007fe9d3713840(0000) GS:ff110000a9d30000(0000) knlGS:0000000000000000
[   60.071237][  T910] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.071465][  T910] CR2: 00007f273a136574 CR3: 00000000205df005 CR4: 0000000000771ef0
[   60.071738][  T910] PKRU: 55555554
[   60.071873][  T910] Call Trace:
[   60.072019][  T910]  <TASK>
[   60.072118][  T910]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   60.072357][  T910]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   60.072600][  T910]  ? 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)
[   60.072816][  T910]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   60.073037][  T910]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   60.073292][  T910]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   60.073490][  T910]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.073690][  T910]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.073892][  T910]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.074110][  T910]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.074343][  T910]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.074546][  T910]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.074746][  T910]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.074950][  T910]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.075172][  T910]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.075376][  T910]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.075578][  T910]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.075779][  T910]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.075990][  T910]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.076200][  T910]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.076403][  T910]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.076605][  T910]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.076802][  T910]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.077043][  T910]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.077264][  T910]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.077470][  T910]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.077673][  T910]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.077876][  T910]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.078097][  T910]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.078303][  T910]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.078509][  T910]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.078713][  T910]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.078917][  T910]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.079136][  T910]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.079342][  T910]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.079549][  T910]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.079755][  T910]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.079983][  T910]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.080191][  T910]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.080445][  T910]  ? move_addr_to_kernel (net/socket.c:258)
[   60.080645][  T910]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.080845][  T910]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.081103][  T910]  ___sys_sendmsg (net/socket.c:2752)
[   60.081313][  T910]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.081565][  T910]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.081784][  T910]  __sys_sendmsg (net/socket.c:2784)
[   60.081990][  T910]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.082198][  T910]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.082469][  T910]  ? 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)
[   60.082706][  T910]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.082960][  T910]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.083150][  T910]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.083284][  T910]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.083417][  T910]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.083582][  T910] RIP: 0033:0x7fe9d394d08e
[   60.083721][  T910] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.084239][  T910] RSP: 002b:00007fff8e65c000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.084442][  T910] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe9d394d08e
[   60.084640][  T910] RDX: 0000000000000000 RSI: 00007fff8e65c0b0 RDI: 0000000000000005
[   60.084844][  T910] RBP: 00007fff8e65c010 R08: 0000000000000000 R09: 0000000000000000
[   60.085101][  T910] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016
[   60.085322][  T910] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8e65c780
| [   60.087240][  T910] ---[ end trace 0000000000000000 ]---
| [   60.096256][  T910] ------------[ cut here ]------------
| [   60.096419][  T910] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/910
| [   60.096928][  T910] Tainted: [W]=WARN
[   60.097041][  T910] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.097219][  T910] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.097392][  T910] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.097874][  T910] RSP: 0018:ffa0000002067188 EFLAGS: 00010286
[   60.098047][  T910] RAX: 00000000ffffffa6 RBX: ff11000010c24ac0 RCX: 1ff400000040cdf7
[   60.098257][  T910] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010c24b78
[   60.098457][  T910] RBP: ff11000001dc4000 R08: 1fe2200002184970 R09: ff1100000fefae58
[   60.098709][  T910] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   60.099037][  T910] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   60.099390][  T910] FS:  00007fe9d3713840(0000) GS:ff110000a9d30000(0000) knlGS:0000000000000000
[   60.099743][  T910] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.100021][  T910] CR2: 00007f273a136574 CR3: 00000000205df005 CR4: 0000000000771ef0
[   60.100319][  T910] PKRU: 55555554
[   60.100420][  T910] Call Trace:
[   60.100518][  T910]  <TASK>
[   60.100598][  T910]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   60.100800][  T910]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   60.100989][  T910]  ? 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)
[   60.101199][  T910]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   60.101440][  T910]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   60.101718][  T910]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   60.101916][  T910]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.102170][  T910]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.102413][  T910]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.102636][  T910]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.102861][  T910]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.103047][  T910]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.103291][  T910]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.103543][  T910]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.103750][  T910]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.103985][  T910]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.104222][  T910]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.104465][  T910]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.104691][  T910]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.104891][  T910]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.105146][  T910]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.105382][  T910]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.105577][  T910]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.105725][  T910]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.105946][  T910]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.106232][  T910]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.106455][  T910]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.106596][  T910]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.106736][  T910]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.106945][  T910]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.107220][  T910]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.107444][  T910]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.107584][  T910]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.107762][  T910]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.107959][  T910]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.108176][  T910]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.108450][  T910]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.108619][  T910]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.108777][  T910]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.109014][  T910]  ? move_addr_to_kernel (net/socket.c:258)
[   60.109160][  T910]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.109294][  T910]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.109427][  T910]  ___sys_sendmsg (net/socket.c:2752)
[   60.109559][  T910]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.109724][  T910]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.109886][  T910]  __sys_sendmsg (net/socket.c:2784)
[   60.110090][  T910]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.110229][  T910]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.110397][  T910]  ? 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)
[   60.110530][  T910]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.110714][  T910]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.110864][  T910]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.111065][  T910]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.111209][  T910]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.111390][  T910] RIP: 0033:0x7fe9d394d08e
[   60.111540][  T910] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.112098][  T910] RSP: 002b:00007fff8e65c000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.112305][  T910] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe9d394d08e
[   60.112502][  T910] RDX: 0000000000000000 RSI: 00007fff8e65c0b0 RDI: 0000000000000005
[   60.112699][  T910] RBP: 00007fff8e65c010 R08: 0000000000000000 R09: 0000000000000000
[   60.112903][  T910] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016
[   60.113113][  T910] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8e65c780
| [   60.114569][  T910] ---[ end trace 0000000000000000 ]---
| [   60.174581][  T911] ------------[ cut here ]------------
| [   60.174754][  T911] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/911
| [   60.175316][  T911] Tainted: [W]=WARN
[   60.175420][  T911] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.175594][  T911] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.175779][  T911] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.176868][  T911] RSP: 0018:ffa0000002077058 EFLAGS: 00010286
[   60.177051][  T911] RAX: 00000000ffffffa6 RBX: ff11000010c25a80 RCX: 1ff400000040edd1
[   60.177268][  T911] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010c25b38
[   60.177476][  T911] RBP: ff11000013704000 R08: 1fe2200002184b68 R09: ff110000135a5158
[   60.177681][  T911] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   60.177896][  T911] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000139f9000
[   60.178117][  T911] FS:  00007f18ad5db840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   60.178362][  T911] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.178538][  T911] CR2: 0000000009965988 CR3: 000000001a008004 CR4: 0000000000771ef0
[   60.178753][  T911] PKRU: 55555554
[   60.178859][  T911] Call Trace:
[   60.178963][  T911]  <TASK>
[   60.179041][  T911]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   60.179207][  T911]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   60.179315][  T911]  netif_close_many (net/core/dev.c:1804)
[   60.179454][  T911]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   60.179594][  T911]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.179740][  T911]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.179882][  T911]  ? __dev_close_many (net/core/dev.c:1781)
[   60.180029][  T911]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   60.180206][  T911]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   60.180380][  T911]  ? 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)
[   60.180519][  T911]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   60.180704][  T911]  ? 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)
[   60.180847][  T911]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   60.180997][  T911]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   60.181179][  T911]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   60.181320][  T911]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   60.181459][  T911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.181599][  T911]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.181742][  T911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.181880][  T911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.182041][  T911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.182188][  T911]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.182327][  T911]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.182467][  T911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.182606][  T911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.182747][  T911]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.182886][  T911]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.183031][  T911]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.183179][  T911]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.183317][  T911]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.183456][  T911]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.183592][  T911]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.183733][  T911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.183878][  T911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.184024][  T911]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.184168][  T911]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.184323][  T911]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.184462][  T911]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.184603][  T911]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.184745][  T911]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.184905][  T911]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.185048][  T911]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.185190][  T911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.185332][  T911]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.185473][  T911]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.185611][  T911]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.185754][  T911]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.185895][  T911]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.186038][  T911]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.186233][  T911]  ? move_addr_to_kernel (net/socket.c:258)
[   60.186374][  T911]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.186512][  T911]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.186652][  T911]  ___sys_sendmsg (net/socket.c:2752)
[   60.186795][  T911]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.186974][  T911]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.187146][  T911]  __sys_sendmsg (net/socket.c:2784)
[   60.187286][  T911]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.187423][  T911]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.187600][  T911]  ? 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)
[   60.187745][  T911]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.187889][  T911]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.188035][  T911]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.188204][  T911]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.188343][  T911]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.188516][  T911] RIP: 0033:0x7f18ad81508e
[   60.188663][  T911] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.189175][  T911] RSP: 002b:00007ffdcd9285a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.189385][  T911] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f18ad81508e
[   60.189593][  T911] RDX: 0000000000000000 RSI: 00007ffdcd928650 RDI: 0000000000000005
[   60.189807][  T911] RBP: 00007ffdcd9285b0 R08: 0000000000000000 R09: 0000000000000000
[   60.190022][  T911] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016
[   60.190236][  T911] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcd928d20
| [   60.191655][  T911] ---[ end trace 0000000000000000 ]---
| [   60.193233][  T911] ------------[ cut here ]------------
| [   60.193385][  T911] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/911
| [   60.193915][  T911] Tainted: [W]=WARN
[   60.194465][  T911] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.194644][  T911] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.194828][  T911] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.195348][  T911] RSP: 0018:ffa0000002077058 EFLAGS: 00010286
[   60.195523][  T911] RAX: 00000000ffffffa6 RBX: ff110000145f1700 RCX: 1ff400000040edd1
[   60.195730][  T911] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000145f17b8
[   60.195945][  T911] RBP: ff110000139f9000 R08: 1fe22000028be2f8 R09: ff110000135a5158
[   60.196166][  T911] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   60.196372][  T911] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000020770f0
[   60.196577][  T911] FS:  00007f18ad5db840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   60.196821][  T911] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.197003][  T911] CR2: 0000000009965988 CR3: 000000001a008004 CR4: 0000000000771ef0
[   60.197220][  T911] PKRU: 55555554
[   60.197324][  T911] Call Trace:
[   60.197427][  T911]  <TASK>
[   60.197498][  T911]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   60.197639][  T911]  ? notifier_call_chain (kernel/notifier.c:85)
[   60.197783][  T911]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   60.197894][  T911]  netif_close_many (net/core/dev.c:1804)
[   60.198039][  T911]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   60.198186][  T911]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.198340][  T911]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.198479][  T911]  ? __dev_close_many (net/core/dev.c:1781)
[   60.198620][  T911]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   60.198798][  T911]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   60.198981][  T911]  ? 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)
[   60.199132][  T911]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   60.199305][  T911]  ? 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)
[   60.199446][  T911]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   60.199587][  T911]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   60.199771][  T911]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   60.199915][  T911]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   60.200062][  T911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.200210][  T911]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.200351][  T911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.200490][  T911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.200644][  T911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.200787][  T911]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.200930][  T911]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.201096][  T911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.201240][  T911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.201383][  T911]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.201545][  T911]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.201685][  T911]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.201831][  T911]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.201978][  T911]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.202122][  T911]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.202262][  T911]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.202403][  T911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.202546][  T911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.202685][  T911]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.202828][  T911]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.202975][  T911]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.203123][  T911]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.203265][  T911]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.203404][  T911]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.203548][  T911]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.203689][  T911]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.203835][  T911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.203981][  T911]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.204128][  T911]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.204293][  T911]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.204433][  T911]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.204574][  T911]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.204717][  T911]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.204895][  T911]  ? move_addr_to_kernel (net/socket.c:258)
[   60.205041][  T911]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.205188][  T911]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.205328][  T911]  ___sys_sendmsg (net/socket.c:2752)
[   60.205466][  T911]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.205715][  T911]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.205950][  T911]  __sys_sendmsg (net/socket.c:2784)
[   60.206192][  T911]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.206408][  T911]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.206680][  T911]  ? 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)
[   60.206901][  T911]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.207155][  T911]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.207369][  T911]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.207583][  T911]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.207798][  T911]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.208071][  T911] RIP: 0033:0x7f18ad81508e
[   60.208302][  T911] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.209076][  T911] RSP: 002b:00007ffdcd9285a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.209413][  T911] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f18ad81508e
[   60.209732][  T911] RDX: 0000000000000000 RSI: 00007ffdcd928650 RDI: 0000000000000005
[   60.210058][  T911] RBP: 00007ffdcd9285b0 R08: 0000000000000000 R09: 0000000000000000
[   60.210389][  T911] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016
[   60.210711][  T911] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcd928d20
| [   60.212889][  T911] ---[ end trace 0000000000000000 ]---
| [   60.222410][  T911] ------------[ cut here ]------------
| [   60.222623][  T911] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/911
| [   60.223271][  T911] Tainted: [W]=WARN
[   60.223422][  T911] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.223645][  T911] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.223885][  T911] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.224432][  T911] RSP: 0018:ffa0000002077188 EFLAGS: 00010286
[   60.224651][  T911] RAX: 00000000ffffffa6 RBX: ff11000004f2dc40 RCX: 1ff400000040edf7
[   60.224919][  T911] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f2dcf8
[   60.225190][  T911] RBP: ff11000013704000 R08: 1fe22000009e5ba0 R09: ff110000135a5158
[   60.225439][  T911] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   60.225689][  T911] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   60.225978][  T911] FS:  00007f18ad5db840(0000) GS:ff110000a9db0000(0000) knlGS:0000000000000000
[   60.226270][  T911] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.226491][  T911] CR2: 0000557c50a17d5c CR3: 000000001a008003 CR4: 0000000000771ef0
[   60.226744][  T911] PKRU: 55555554
[   60.226902][  T911] Call Trace:
[   60.227077][  T911]  <TASK>
[   60.227209][  T911]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   60.227431][  T911]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   60.227644][  T911]  ? 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)
[   60.227839][  T911]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   60.228038][  T911]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   60.228268][  T911]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   60.228453][  T911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.228640][  T911]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.228835][  T911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.229034][  T911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.229253][  T911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.229436][  T911]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.229622][  T911]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.229824][  T911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.230021][  T911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.230216][  T911]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.230399][  T911]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.230582][  T911]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.230774][  T911]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.230965][  T911]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.231165][  T911]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.231348][  T911]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.231560][  T911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.231754][  T911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.231941][  T911]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.232155][  T911]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.232340][  T911]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.232525][  T911]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.232711][  T911]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.232904][  T911]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.233170][  T911]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.233355][  T911]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.233539][  T911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.233724][  T911]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.233928][  T911]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.234132][  T911]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.234317][  T911]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.234502][  T911]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.234688][  T911]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.234916][  T911]  ? move_addr_to_kernel (net/socket.c:258)
[   60.235122][  T911]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.235307][  T911]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.235490][  T911]  ___sys_sendmsg (net/socket.c:2752)
[   60.235670][  T911]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.235897][  T911]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.236118][  T911]  __sys_sendmsg (net/socket.c:2784)
[   60.236302][  T911]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.236483][  T911]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.236700][  T911]  ? 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)
[   60.236892][  T911]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.237092][  T911]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.237274][  T911]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.237459][  T911]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.237642][  T911]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.237877][  T911] RIP: 0033:0x7f18ad81508e
[   60.238079][  T911] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.238617][  T911] RSP: 002b:00007ffdcd9285a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.238878][  T911] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f18ad81508e
[   60.239149][  T911] RDX: 0000000000000000 RSI: 00007ffdcd928650 RDI: 0000000000000005
[   60.239395][  T911] RBP: 00007ffdcd9285b0 R08: 0000000000000000 R09: 0000000000000000
[   60.239641][  T911] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016
[   60.239900][  T911] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcd928d20
| [   60.241615][  T911] ---[ end trace 0000000000000000 ]---
| [   60.268247][  T911] ------------[ cut here ]------------
| [   60.268442][  T911] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/911
| [   60.269092][  T911] Tainted: [W]=WARN
[   60.269254][  T911] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.269445][  T911] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.269632][  T911] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.270146][  T911] RSP: 0018:ffa0000002077188 EFLAGS: 00010286
[   60.270314][  T911] RAX: 00000000ffffffa6 RBX: ff11000015dd8c80 RCX: 1ff400000040edf7
[   60.270514][  T911] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015dd8d38
[   60.270715][  T911] RBP: ff110000139f9000 R08: 1fe2200002bbb1a8 R09: ff110000135a5158
[   60.270928][  T911] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   60.271161][  T911] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   60.271370][  T911] FS:  00007f18ad5db840(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   60.271629][  T911] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.271807][  T911] CR2: 000000003a56a988 CR3: 000000001a008004 CR4: 0000000000771ef0
[   60.272015][  T911] PKRU: 55555554
[   60.272121][  T911] Call Trace:
[   60.272222][  T911]  <TASK>
[   60.272291][  T911]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   60.272460][  T911]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   60.272647][  T911]  ? 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)
[   60.272783][  T911]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   60.272918][  T911]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   60.273106][  T911]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   60.273245][  T911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.273379][  T911]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.273513][  T911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.273645][  T911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.273809][  T911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.273945][  T911]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.274093][  T911]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.274226][  T911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.274363][  T911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.274497][  T911]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.274630][  T911]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.274769][  T911]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.274908][  T911]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.275046][  T911]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.275187][  T911]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.275325][  T911]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.275459][  T911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.275594][  T911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.275725][  T911]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.275869][  T911]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.276007][  T911]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.276147][  T911]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.276283][  T911]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.276416][  T911]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.276551][  T911]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.276685][  T911]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.276823][  T911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.276979][  T911]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.277124][  T911]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.277259][  T911]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.277394][  T911]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.277528][  T911]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.277661][  T911]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.277833][  T911]  ? move_addr_to_kernel (net/socket.c:258)
[   60.277974][  T911]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.278115][  T911]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.278251][  T911]  ___sys_sendmsg (net/socket.c:2752)
[   60.278384][  T911]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.278550][  T911]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.278694][  T911]  __sys_sendmsg (net/socket.c:2784)
[   60.278833][  T911]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.278974][  T911]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.279150][  T911]  ? 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)
[   60.279285][  T911]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.279420][  T911]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.279556][  T911]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.279699][  T911]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.279843][  T911]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.280013][  T911] RIP: 0033:0x7f18ad81508e
[   60.280162][  T911] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.280641][  T911] RSP: 002b:00007ffdcd9285a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.280846][  T911] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f18ad81508e
[   60.281057][  T911] RDX: 0000000000000000 RSI: 00007ffdcd928650 RDI: 0000000000000005
[   60.281263][  T911] RBP: 00007ffdcd9285b0 R08: 0000000000000000 R09: 0000000000000000
[   60.281468][  T911] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016
[   60.281671][  T911] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcd928d20
| [   60.283060][  T911] ---[ end trace 0000000000000000 ]---
| [   60.334701][  T912] ------------[ cut here ]------------
| [   60.334908][  T912] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/912
| [   60.335698][  T912] Tainted: [W]=WARN
[   60.335862][  T912] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.336108][  T912] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.336340][  T912] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.336901][  T912] RSP: 0018:ffa0000002087058 EFLAGS: 00010286
[   60.337154][  T912] RAX: 00000000ffffffa6 RBX: ff11000015dd9c40 RCX: 1ff4000000410dd1
[   60.337421][  T912] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015dd9cf8
[   60.337672][  T912] RBP: ff1100001366c000 R08: 1fe2200002bbb3a0 R09: ff11000013998b58
[   60.337935][  T912] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   60.338230][  T912] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013669000
[   60.338488][  T912] FS:  00007f2dbfbeb840(0000) GS:ff110000a9db0000(0000) knlGS:0000000000000000
[   60.338785][  T912] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.339020][  T912] CR2: 0000000003802988 CR3: 00000000130f0005 CR4: 0000000000771ef0
[   60.339293][  T912] PKRU: 55555554
[   60.339447][  T912] Call Trace:
[   60.339599][  T912]  <TASK>
[   60.339722][  T912]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   60.339923][  T912]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   60.340099][  T912]  netif_close_many (net/core/dev.c:1804)
[   60.340286][  T912]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   60.340471][  T912]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.340656][  T912]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.340853][  T912]  ? __dev_close_many (net/core/dev.c:1781)
[   60.341052][  T912]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   60.341285][  T912]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   60.341523][  T912]  ? 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)
[   60.341710][  T912]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   60.341936][  T912]  ? 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)
[   60.342143][  T912]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   60.342330][  T912]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   60.342550][  T912]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   60.342746][  T912]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   60.342941][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.343145][  T912]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.343329][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.343512][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.343713][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.343915][  T912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.344122][  T912]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.344313][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.344501][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.344687][  T912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.344886][  T912]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.345094][  T912]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.345283][  T912]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.345471][  T912]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.345661][  T912]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.345856][  T912]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.346053][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.346248][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.346434][  T912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.346625][  T912]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.346820][  T912]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.347019][  T912]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.347222][  T912]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.347407][  T912]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.347596][  T912]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.347792][  T912]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.347994][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.348192][  T912]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.348381][  T912]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.348577][  T912]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.348780][  T912]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.348984][  T912]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.349180][  T912]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.349398][  T912]  ? move_addr_to_kernel (net/socket.c:258)
[   60.349587][  T912]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.349782][  T912]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.349986][  T912]  ___sys_sendmsg (net/socket.c:2752)
[   60.350183][  T912]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.350403][  T912]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.350599][  T912]  __sys_sendmsg (net/socket.c:2784)
[   60.350798][  T912]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.350999][  T912]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.351232][  T912]  ? 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)
[   60.351419][  T912]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.351615][  T912]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.351824][  T912]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.352031][  T912]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.352228][  T912]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.352447][  T912] RIP: 0033:0x7f2dbfe2508e
[   60.352640][  T912] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.353215][  T912] RSP: 002b:00007ffc93382a00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.353470][  T912] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f2dbfe2508e
[   60.353724][  T912] RDX: 0000000000000000 RSI: 00007ffc93382ab0 RDI: 0000000000000005
[   60.354003][  T912] RBP: 00007ffc93382a10 R08: 0000000000000000 R09: 0000000000000000
[   60.354265][  T912] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016
[   60.354517][  T912] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc93383180
| [   60.356764][  T912] ---[ end trace 0000000000000000 ]---
| [   60.359135][  T912] ------------[ cut here ]------------
| [   60.359335][  T912] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/912
| [   60.360072][  T912] Tainted: [W]=WARN
[   60.360225][  T912] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.360462][  T912] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.360727][  T912] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.361426][  T912] RSP: 0018:ffa0000002087058 EFLAGS: 00010286
[   60.361666][  T912] RAX: 00000000ffffffa6 RBX: ff110000209098c0 RCX: 1ff4000000410dd1
[   60.361953][  T912] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000020909978
[   60.362247][  T912] RBP: ff11000013669000 R08: 1fe2200004121330 R09: ff11000013998b58
[   60.362528][  T912] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   60.362810][  T912] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000020870f0
[   60.363107][  T912] FS:  00007f2dbfbeb840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   60.363436][  T912] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.363674][  T912] CR2: 0000000009965988 CR3: 00000000130f0006 CR4: 0000000000771ef0
[   60.363961][  T912] PKRU: 55555554
[   60.364114][  T912] Call Trace:
[   60.364256][  T912]  <TASK>
[   60.364353][  T912]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   60.364541][  T912]  ? notifier_call_chain (kernel/notifier.c:85)
[   60.364730][  T912]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   60.364876][  T912]  netif_close_many (net/core/dev.c:1804)
[   60.365073][  T912]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   60.365264][  T912]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.365452][  T912]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.365638][  T912]  ? __dev_close_many (net/core/dev.c:1781)
[   60.365840][  T912]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   60.366094][  T912]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   60.366332][  T912]  ? 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)
[   60.366521][  T912]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   60.366757][  T912]  ? 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)
[   60.366947][  T912]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   60.367149][  T912]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   60.367383][  T912]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   60.367574][  T912]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   60.367763][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.367953][  T912]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.368154][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.368344][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.368556][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.368746][  T912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.368935][  T912]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.369134][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.369324][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.369513][  T912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.369700][  T912]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.369894][  T912]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.370098][  T912]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.370287][  T912]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.370475][  T912]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.370663][  T912]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.370852][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.371029][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.371205][  T912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.371347][  T912]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.371486][  T912]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.371622][  T912]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.371768][  T912]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.371908][  T912]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.372049][  T912]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.372194][  T912]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.372333][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.372471][  T912]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.372609][  T912]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.372749][  T912]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.372891][  T912]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.373034][  T912]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.373179][  T912]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.373350][  T912]  ? move_addr_to_kernel (net/socket.c:258)
[   60.373490][  T912]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.373628][  T912]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.373769][  T912]  ___sys_sendmsg (net/socket.c:2752)
[   60.373907][  T912]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.374081][  T912]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.374235][  T912]  __sys_sendmsg (net/socket.c:2784)
[   60.374378][  T912]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.374516][  T912]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.374688][  T912]  ? 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)
[   60.374834][  T912]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.374980][  T912]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.375124][  T912]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.375262][  T912]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.375399][  T912]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.375611][  T912] RIP: 0033:0x7f2dbfe2508e
[   60.375825][  T912] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.376591][  T912] RSP: 002b:00007ffc93382a00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.376917][  T912] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f2dbfe2508e
[   60.377253][  T912] RDX: 0000000000000000 RSI: 00007ffc93382ab0 RDI: 0000000000000005
[   60.377586][  T912] RBP: 00007ffc93382a10 R08: 0000000000000000 R09: 0000000000000000
[   60.377905][  T912] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016
[   60.378233][  T912] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc93383180
| [   60.380242][  T912] ---[ end trace 0000000000000000 ]---
| [   60.384700][  T912] ------------[ cut here ]------------
| [   60.384916][  T912] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/912
| [   60.385688][  T912] Tainted: [W]=WARN
[   60.385847][  T912] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.386113][  T912] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.386376][  T912] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.387120][  T912] RSP: 0018:ffa0000002087188 EFLAGS: 00010286
[   60.387377][  T912] RAX: 00000000ffffffa6 RBX: ff1100001a235e00 RCX: 1ff4000000410df7
[   60.387678][  T912] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a235eb8
[   60.387999][  T912] RBP: ff1100001366c000 R08: 1fe2200003446bd8 R09: ff11000013998b58
[   60.388311][  T912] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   60.388611][  T912] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   60.388915][  T912] FS:  00007f2dbfbeb840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   60.389286][  T912] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.389548][  T912] CR2: 0000000009965988 CR3: 00000000130f0006 CR4: 0000000000771ef0
[   60.389861][  T912] PKRU: 55555554
[   60.390030][  T912] Call Trace:
[   60.390208][  T912]  <TASK>
[   60.390317][  T912]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   60.390583][  T912]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   60.390842][  T912]  ? 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)
[   60.391056][  T912]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   60.391263][  T912]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   60.391526][  T912]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   60.391730][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.391928][  T912]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.392141][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.392342][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.392578][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.392781][  T912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.393011][  T912]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.393214][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.393421][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.393620][  T912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.393824][  T912]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.394038][  T912]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.394244][  T912]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.394445][  T912]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.394647][  T912]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.394851][  T912]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.395064][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.395274][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.395475][  T912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.395688][  T912]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.395891][  T912]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.396106][  T912]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.396319][  T912]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.396523][  T912]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.396725][  T912]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.396936][  T912]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.397171][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.397372][  T912]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.397577][  T912]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.397783][  T912]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.398006][  T912]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.398215][  T912]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.398419][  T912]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.398668][  T912]  ? move_addr_to_kernel (net/socket.c:258)
[   60.398876][  T912]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.399096][  T912]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.399304][  T912]  ___sys_sendmsg (net/socket.c:2752)
[   60.399442][  T912]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.399607][  T912]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.399765][  T912]  __sys_sendmsg (net/socket.c:2784)
[   60.399920][  T912]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.400062][  T912]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.400300][  T912]  ? 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)
[   60.400442][  T912]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.400645][  T912]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.400847][  T912]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.401059][  T912]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.401272][  T912]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.401527][  T912] RIP: 0033:0x7f2dbfe2508e
[   60.401740][  T912] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.402492][  T912] RSP: 002b:00007ffc93382a00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.402793][  T912] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f2dbfe2508e
[   60.403109][  T912] RDX: 0000000000000000 RSI: 00007ffc93382ab0 RDI: 0000000000000005
[   60.403413][  T912] RBP: 00007ffc93382a10 R08: 0000000000000000 R09: 0000000000000000
[   60.403723][  T912] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016
[   60.404040][  T912] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc93383180
| [   60.406111][  T912] ---[ end trace 0000000000000000 ]---
| [   60.411731][  T912] ------------[ cut here ]------------
| [   60.411951][  T912] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/912
| [   60.413119][  T912] Tainted: [W]=WARN
[   60.413280][  T912] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.413535][  T912] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.413800][  T912] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.414711][  T912] RSP: 0018:ffa0000002087188 EFLAGS: 00010286
[   60.415247][  T912] RAX: 00000000ffffffa6 RBX: ff11000010be2e40 RCX: 1ff4000000410df7
[   60.415560][  T912] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010be2ef8
[   60.415868][  T912] RBP: ff11000013669000 R08: 1fe220000217c5e0 R09: ff11000013998b58
[   60.416285][  T912] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   60.416593][  T912] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   60.416902][  T912] FS:  00007f2dbfbeb840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   60.417414][  T912] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.417669][  T912] CR2: 0000000009965988 CR3: 00000000130f0006 CR4: 0000000000771ef0
[   60.417926][  T912] PKRU: 55555554
[   60.418091][  T912] Call Trace:
[   60.418192][  T912]  <TASK>
[   60.418260][  T912]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   60.418430][  T912]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   60.418597][  T912]  ? 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)
[   60.418731][  T912]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   60.418938][  T912]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   60.419312][  T912]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   60.419519][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.419724][  T912]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.419933][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.420316][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.420560][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.420766][  T912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.420928][  T912]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.421125][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.421260][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.421393][  T912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.421525][  T912]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.421661][  T912]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.421805][  T912]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.421940][  T912]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.422144][  T912]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.422277][  T912]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.422410][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.422545][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.422679][  T912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.422861][  T912]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.423170][  T912]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.423378][  T912]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.423587][  T912]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.423793][  T912]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.424104][  T912]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.424309][  T912]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.424516][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.424725][  T912]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.424869][  T912]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.425061][  T912]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.425200][  T912]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.425332][  T912]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.425465][  T912]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.425630][  T912]  ? move_addr_to_kernel (net/socket.c:258)
[   60.425774][  T912]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.425910][  T912]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.426107][  T912]  ___sys_sendmsg (net/socket.c:2752)
[   60.426239][  T912]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.426403][  T912]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.426545][  T912]  __sys_sendmsg (net/socket.c:2784)
[   60.426678][  T912]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.426815][  T912]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.427045][  T912]  ? 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)
[   60.427185][  T912]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.427321][  T912]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.427455][  T912]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.427588][  T912]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.427720][  T912]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.427893][  T912] RIP: 0033:0x7f2dbfe2508e
[   60.428098][  T912] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.428574][  T912] RSP: 002b:00007ffc93382a00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.428778][  T912] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f2dbfe2508e
[   60.429036][  T912] RDX: 0000000000000000 RSI: 00007ffc93382ab0 RDI: 0000000000000005
[   60.429238][  T912] RBP: 00007ffc93382a10 R08: 0000000000000000 R09: 0000000000000000
[   60.429434][  T912] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016
[   60.429631][  T912] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc93383180
| [   60.431088][  T912] ---[ end trace 0000000000000000 ]---
| [   60.673131][  T920] ------------[ cut here ]------------
| [   60.673440][  T920] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/920
| [   60.675144][  T920] Tainted: [W]=WARN
[   60.675361][  T920] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.675690][  T920] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.676034][  T920] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.676863][  T920] RSP: 0018:ffa00000020d7020 EFLAGS: 00010286
[   60.677206][  T920] RAX: 00000000ffffffa6 RBX: ff11000004a4de00 RCX: 1ff400000041adca
[   60.677579][  T920] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004a4deb8
[   60.677957][  T920] RBP: ff110000074d9000 R08: 1fe2200000949bd8 R09: ff1100001369d158
[   60.678350][  T920] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   60.678722][  T920] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000074d9ce1
[   60.679131][  T920] FS:  00007fc213298840(0000) GS:ff110000a9db0000(0000) knlGS:0000000000000000
[   60.679583][  T920] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.679916][  T920] CR2: 0000000024eb7988 CR3: 000000001a2f7004 CR4: 0000000000771ef0
[   60.680328][  T920] PKRU: 55555554
[   60.680548][  T920] Call Trace:
[   60.680771][  T920]  <TASK>
[   60.680938][  T920]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   60.681243][  T920]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   60.681466][  T920]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   60.681734][  T920]  __dev_notify_flags (net/core/dev.c:9787)
[   60.682019][  T920]  ? netif_change_name (net/core/dev.c:1495)
[   60.682297][  T920]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   60.682567][  T920]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   60.682840][  T920]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.683148][  T920]  ? 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))
[   60.683428][  T920]  netif_change_flags (net/core/dev.c:9820)
[   60.683700][  T920]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   60.683984][  T920]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   60.684259][  T920]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   60.684582][  T920]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   60.684853][  T920]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.685144][  T920]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   60.685409][  T920]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.685680][  T920]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.685954][  T920]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.686266][  T920]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   60.686548][  T920]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.686816][  T920]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   60.687116][  T920]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.687397][  T920]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.687664][  T920]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   60.687949][  T920]  ? __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)
[   60.688243][  T920]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   60.688520][  T920]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   60.688801][  T920]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   60.689097][  T920]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   60.689368][  T920]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   60.689641][  T920]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.689911][  T920]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.690208][  T920]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.690480][  T920]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.690744][  T920]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.691036][  T920]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.691326][  T920]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.691595][  T920]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.691860][  T920]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.692161][  T920]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.692449][  T920]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.692721][  T920]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.693014][  T920]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.693327][  T920]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.693603][  T920]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.693879][  T920]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.694200][  T920]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.694481][  T920]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.694751][  T920]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.695040][  T920]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.695326][  T920]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.695601][  T920]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.695879][  T920]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.696191][  T920]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.696485][  T920]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.696780][  T920]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.697078][  T920]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.697364][  T920]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.697697][  T920]  ? move_addr_to_kernel (net/socket.c:258)
[   60.698007][  T920]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.698300][  T920]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.698589][  T920]  ___sys_sendmsg (net/socket.c:2752)
[   60.698865][  T920]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.699233][  T920]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.699531][  T920]  __sys_sendmsg (net/socket.c:2784)
[   60.699809][  T920]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.700114][  T920]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.700446][  T920]  ? 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)
[   60.700723][  T920]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.701014][  T920]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.701306][  T920]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.701581][  T920]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.701855][  T920]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.702214][  T920] RIP: 0033:0x7fc2134d208e
[   60.702516][  T920] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.703406][  T920] RSP: 002b:00007ffc560b3530 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.703806][  T920] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc2134d208e
[   60.704224][  T920] RDX: 0000000000000000 RSI: 00007ffc560b35e0 RDI: 0000000000000005
[   60.704626][  T920] RBP: 00007ffc560b3540 R08: 0000000000000000 R09: 0000000000000000
[   60.705035][  T920] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d016
[   60.705438][  T920] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc560b3cb0
| [   60.708197][  T920] ---[ end trace 0000000000000000 ]---
| [   60.768828][  T921] ------------[ cut here ]------------
| [   60.769024][  T921] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ovpn-cli/921
| [   60.769590][  T921] Tainted: [W]=WARN
[   60.769697][  T921] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.769877][  T921] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.770064][  T921] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.770571][  T921] RSP: 0018:ffa0000002047188 EFLAGS: 00010286
[   60.770751][  T921] RAX: 00000000ffffffa6 RBX: ff1100001a2ddc40 RCX: 1ff4000000408df7
[   60.770957][  T921] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a2ddcf8
[   60.771225][  T921] RBP: ff110000074d9000 R08: 1fe220000345bba0 R09: ff11000013a20b58
[   60.771431][  T921] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   60.771637][  T921] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   60.771849][  T921] FS:  00007ffb92097ec0(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   60.772165][  T921] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.772338][  T921] CR2: 00007ffb923f8004 CR3: 00000000215b4003 CR4: 0000000000771ef0
[   60.772541][  T921] PKRU: 55555554
[   60.772645][  T921] Call Trace:
[   60.772756][  T921]  <TASK>
[   60.772826][  T921]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   60.773115][  T921]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   60.773304][  T921]  ? 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)
[   60.773443][  T921]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   60.773629][  T921]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   60.773897][  T921]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   60.774146][  T921]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.774358][  T921]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.774570][  T921]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.774777][  T921]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.775025][  T921]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.775240][  T921]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.775450][  T921]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.775660][  T921]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.775874][  T921]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.776095][  T921]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.776285][  T921]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.776424][  T921]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.776562][  T921]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.776715][  T921]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.776859][  T921]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.777002][  T921]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.777147][  T921]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.777285][  T921]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.777422][  T921]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.777557][  T921]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.777691][  T921]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.777841][  T921]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.777983][  T921]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.778130][  T921]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.778269][  T921]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.778407][  T921]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.778543][  T921]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.778680][  T921]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.778821][  T921]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.778959][  T921]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.779122][  T921]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.779261][  T921]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.779399][  T921]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.779570][  T921]  ? move_addr_to_kernel (net/socket.c:258)
[   60.779711][  T921]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   60.779851][  T921]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   60.780028][  T921]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   60.780172][  T921]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   60.780347][  T921]  ___sys_sendmsg (net/socket.c:2752)
[   60.780488][  T921]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.780623][  T921]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.780770][  T921]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   60.780911][  T921]  ? do_getsockname (net/socket.c:2192)
[   60.781057][  T921]  __sys_sendmsg (net/socket.c:2784)
[   60.781196][  T921]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.781336][  T921]  ? __sys_getsockname (net/socket.c:2210)
[   60.781476][  T921]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.781611][  T921]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.781766][  T921]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.781906][  T921]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.782051][  T921]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.782226][  T921] RIP: 0033:0x7ffb9214c08e
[   60.782373][  T921] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.782897][  T921] RSP: 002b:00007fff7906edd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.785029][  T921] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ffb9214c08e
[   60.785242][  T921] RDX: 0000000000000000 RSI: 00007fff7906ee50 RDI: 0000000000000005
[   60.785448][  T921] RBP: 00007fff7906ede0 R08: 0000000000000000 R09: 0000000000000000
[   60.785651][  T921] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff79073558
[   60.785859][  T921] R13: 0000000000000003 R14: 00007ffb92438000 R15: 000000000040bda8
| [   60.787255][  T921] ---[ end trace 0000000000000000 ]---
| [   60.830467][   T12] ------------[ cut here ]------------
| [   60.830664][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   60.831319][   T12] Tainted: [W]=WARN
[   60.831419][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.831584][   T12] Workqueue: netns cleanup_net
[   60.831725][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.831907][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.832646][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   60.832822][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a2dc200 RCX: 1ff4000000018eed
[   60.833029][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a2dc2b8
[   60.833278][   T12] RBP: ff11000005ba1000 R08: 1fe220000345b858 R09: ff11000001b0d1d0
[   60.833494][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   60.833696][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   60.833913][   T12] FS:  0000000000000000(0000) GS:ff110000a9d30000(0000) knlGS:0000000000000000
[   60.834168][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.834337][   T12] CR2: 00007ffb9219d2a0 CR3: 000000000c349003 CR4: 0000000000771ef0
[   60.834542][   T12] PKRU: 55555554
[   60.834642][   T12] Call Trace:
[   60.834749][   T12]  <TASK>
[   60.834820][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   60.834998][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   60.835166][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   60.835301][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   60.835438][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   60.835570][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   60.835712][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   60.836006][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   60.836252][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   60.836498][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.836746][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   60.837025][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   60.837238][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   60.837378][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   60.837522][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.837654][   T12]  process_one_work (kernel/workqueue.c:3314)
[   60.837808][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   60.837940][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.838092][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   60.838227][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   60.838356][   T12]  kthread (kernel/kthread.c:436)
[   60.838454][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   60.838621][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   60.838759][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   60.838983][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   60.839198][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   60.839353][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   60.839485][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   60.840876][   T12] ---[ end trace 0000000000000000 ]---
| [   60.863253][  T923] ------------[ cut here ]------------
| [   60.863422][  T923] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/923
| [   60.864103][  T923] Tainted: [W]=WARN
[   60.864274][  T923] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.864553][  T923] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.864843][  T923] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.865657][  T923] RSP: 0018:ffa00000020e7020 EFLAGS: 00010286
[   60.865941][  T923] RAX: 00000000ffffffa6 RBX: ff11000010ca3e00 RCX: 1ff400000041cdca
[   60.868101][  T923] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010ca3eb8
[   60.868479][  T923] RBP: ff110000202ec000 R08: 1fe22000021947d8 R09: ff11000013398b58
[   60.868817][  T923] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   60.869326][  T923] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000202ecce1
[   60.869549][  T923] FS:  00007faaf2996840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   60.869812][  T923] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.870107][  T923] CR2: 000000002fcda988 CR3: 00000000135f4001 CR4: 0000000000771ef0
[   60.870328][  T923] PKRU: 55555554
[   60.870437][  T923] Call Trace:
[   60.870548][  T923]  <TASK>
[   60.870624][  T923]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   60.870776][  T923]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   60.870890][  T923]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   60.871154][  T923]  __dev_notify_flags (net/core/dev.c:9787)
[   60.871312][  T923]  ? netif_change_name (net/core/dev.c:1495)
[   60.871459][  T923]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   60.871603][  T923]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   60.871758][  T923]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.871943][  T923]  ? 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))
[   60.872201][  T923]  netif_change_flags (net/core/dev.c:9820)
[   60.872349][  T923]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   60.872497][  T923]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   60.872641][  T923]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   60.872822][  T923]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   60.873054][  T923]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.873205][  T923]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   60.873348][  T923]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.873496][  T923]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.873645][  T923]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.873794][  T923]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   60.873946][  T923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.874184][  T923]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   60.874329][  T923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.874499][  T923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.874717][  T923]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   60.874939][  T923]  ? __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)
[   60.875291][  T923]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   60.875477][  T923]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   60.875669][  T923]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   60.875876][  T923]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   60.876215][  T923]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   60.876411][  T923]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.876633][  T923]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.876853][  T923]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.877246][  T923]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.877628][  T923]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.877846][  T923]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.878201][  T923]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.878424][  T923]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   60.878648][  T923]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.878874][  T923]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.879290][  T923]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.879515][  T923]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.879739][  T923]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.879960][  T923]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.880347][  T923]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.880565][  T923]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.880786][  T923]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.881145][  T923]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.881396][  T923]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.881621][  T923]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.881857][  T923]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.882190][  T923]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.882419][  T923]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.882638][  T923]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.882857][  T923]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.883180][  T923]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.883400][  T923]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.883619][  T923]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.883901][  T923]  ? move_addr_to_kernel (net/socket.c:258)
[   60.884240][  T923]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.884461][  T923]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.884682][  T923]  ___sys_sendmsg (net/socket.c:2752)
[   60.884898][  T923]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   60.885197][  T923]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.885463][  T923]  __sys_sendmsg (net/socket.c:2784)
[   60.885684][  T923]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.885904][  T923]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   60.886198][  T923]  ? 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)
[   60.886418][  T923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.886634][  T923]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.886818][  T923]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.886982][  T923]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.887133][  T923]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.887331][  T923] RIP: 0033:0x7faaf2bd008e
[   60.887484][  T923] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   60.888162][  T923] RSP: 002b:00007ffd06f1c840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.888503][  T923] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007faaf2bd008e
[   60.888837][  T923] RDX: 0000000000000000 RSI: 00007ffd06f1c8f0 RDI: 0000000000000005
[   60.889095][  T923] RBP: 00007ffd06f1c850 R08: 0000000000000000 R09: 0000000000000000
[   60.889313][  T923] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d017
[   60.889530][  T923] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd06f1cfc0
| [   60.891033][  T923] ---[ end trace 0000000000000000 ]---
| [   60.921221][   T12] ------------[ cut here ]------------
| [   60.921465][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   60.922332][   T12] Tainted: [W]=WARN
[   60.922486][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.922735][   T12] Workqueue: netns cleanup_net
[   60.922948][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.923224][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.923935][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   60.924547][   T12] RAX: 00000000ffffffa6 RBX: ff11000010ca3380 RCX: 1ff4000000018ed5
[   60.924845][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010ca3438
[   60.925209][   T12] RBP: ff11000010f09000 R08: 1fe2200002194688 R09: ff11000001b0d1d0
[   60.925508][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   60.925804][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   60.926118][   T12] FS:  0000000000000000(0000) GS:ff110000a9d30000(0000) knlGS:0000000000000000
[   60.926465][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.926734][   T12] CR2: 00007faaf2a63574 CR3: 000000000c349003 CR4: 0000000000771ef0
[   60.927046][   T12] PKRU: 55555554
[   60.927197][   T12] Call Trace:
[   60.927342][   T12]  <TASK>
[   60.927445][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   60.927698][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   60.927947][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   60.928161][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   60.928363][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   60.928567][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   60.928769][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   60.928978][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   60.929184][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.929388][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   60.929586][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   60.929780][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   60.929991][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   60.930196][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.930396][   T12]  process_one_work (kernel/workqueue.c:3314)
[   60.930599][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   60.930798][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.931013][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   60.931223][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   60.931424][   T12]  kthread (kernel/kthread.c:436)
[   60.931592][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   60.931835][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   60.932037][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   60.932240][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   60.932488][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   60.932689][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   60.932903][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   60.934984][   T12] ---[ end trace 0000000000000000 ]---
| [   60.986211][  T924] ------------[ cut here ]------------
| [   60.986375][  T924] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ovpn-cli/924
| [   60.986941][  T924] Tainted: [W]=WARN
[   60.987050][  T924] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.987245][  T924] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   60.987441][  T924] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   60.987953][  T924] RSP: 0018:ffa00000020e7188 EFLAGS: 00010286
[   60.988142][  T924] RAX: 00000000ffffffa6 RBX: ff1100001a3dbe00 RCX: 1ff400000041cdf7
[   60.988353][  T924] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a3dbeb8
[   60.988561][  T924] RBP: ff110000202ec000 R08: 1fe220000347b7d8 R09: ff110000122e0b58
[   60.988769][  T924] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   60.989960][  T924] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   60.990250][  T924] FS:  00007fd2f9f7aec0(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   60.990494][  T924] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.990667][  T924] CR2: 00007fd2fa2db004 CR3: 0000000013630006 CR4: 0000000000771ef0
[   60.990879][  T924] PKRU: 55555554
[   60.991028][  T924] Call Trace:
[   60.991137][  T924]  <TASK>
[   60.991207][  T924]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   60.991381][  T924]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   60.991552][  T924]  ? 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)
[   60.991689][  T924]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   60.991831][  T924]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   60.992010][  T924]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   60.992151][  T924]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.992286][  T924]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.992422][  T924]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.992558][  T924]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.992708][  T924]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.992845][  T924]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.992984][  T924]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   60.993127][  T924]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.993263][  T924]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.993398][  T924]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.993534][  T924]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.993678][  T924]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   60.993819][  T924]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   60.993957][  T924]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   60.994103][  T924]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   60.994238][  T924]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.994372][  T924]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.994511][  T924]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   60.994646][  T924]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   60.994787][  T924]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   60.994925][  T924]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   60.995066][  T924]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.995228][  T924]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   60.995363][  T924]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   60.995501][  T924]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.995637][  T924]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.995780][  T924]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.995921][  T924]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   60.996068][  T924]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   60.996212][  T924]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   60.996355][  T924]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   60.996491][  T924]  ? copy_msghdr_from_user (net/socket.c:2635)
[   60.996627][  T924]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   60.996799][  T924]  ? move_addr_to_kernel (net/socket.c:258)
[   60.996937][  T924]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   60.997086][  T924]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   60.997255][  T924]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   60.997391][  T924]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   60.997572][  T924]  ___sys_sendmsg (net/socket.c:2752)
[   60.997708][  T924]  ? copy_msghdr_from_user (net/socket.c:2603)
[   60.997850][  T924]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   60.998000][  T924]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   60.998140][  T924]  ? do_getsockname (net/socket.c:2192)
[   60.998277][  T924]  __sys_sendmsg (net/socket.c:2784)
[   60.998413][  T924]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   60.998550][  T924]  ? __sys_getsockname (net/socket.c:2210)
[   60.998686][  T924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   60.998827][  T924]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   60.998972][  T924]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   60.999115][  T924]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   60.999251][  T924]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.999420][  T924] RIP: 0033:0x7fd2fa02f08e
[   60.999562][  T924] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   61.000058][  T924] RSP: 002b:00007ffddd8dc4c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   61.000271][  T924] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd2fa02f08e
[   61.000479][  T924] RDX: 0000000000000000 RSI: 00007ffddd8dc540 RDI: 0000000000000005
[   61.000680][  T924] RBP: 00007ffddd8dc4d0 R08: 0000000000000000 R09: 0000000000000000
[   61.000887][  T924] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffddd8e0c48
[   61.001100][  T924] R13: 0000000000000003 R14: 00007fd2fa31b000 R15: 000000000040bda8
| [   61.002462][  T924] ---[ end trace 0000000000000000 ]---
| [   61.047840][   T12] ------------[ cut here ]------------
| [   61.048005][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   61.048629][   T12] Tainted: [W]=WARN
[   61.048726][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.048897][   T12] Workqueue: netns cleanup_net
[   61.049049][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.049230][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.049703][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   61.049871][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a3daac0 RCX: 1ff4000000018eed
[   61.050135][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a3dab78
[   61.050331][   T12] RBP: ff11000008231000 R08: 1fe220000347b570 R09: ff11000001b0d1d0
[   61.050527][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   61.050717][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   61.050918][   T12] FS:  0000000000000000(0000) GS:ff110000a9d30000(0000) knlGS:0000000000000000
[   61.051165][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.051328][   T12] CR2: 00007faaf2a63574 CR3: 000000000c349003 CR4: 0000000000771ef0
[   61.051522][   T12] PKRU: 55555554
[   61.051664][   T12] Call Trace:
[   61.051788][   T12]  <TASK>
[   61.051872][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   61.052049][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   61.052224][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   61.052355][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   61.052486][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   61.052614][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   61.052748][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   61.052949][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   61.053125][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   61.053255][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.053389][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   61.053519][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   61.053645][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   61.053778][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   61.053906][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.054042][   T12]  process_one_work (kernel/workqueue.c:3314)
[   61.054177][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   61.054309][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.054443][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   61.054577][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   61.054706][   T12]  kthread (kernel/kthread.c:436)
[   61.054808][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   61.054974][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   61.055107][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   61.055235][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   61.055395][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   61.055524][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   61.055709][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   61.057576][   T12] ---[ end trace 0000000000000000 ]---
| [   61.070913][   T12] ------------[ cut here ]------------
| [   61.071070][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   61.071643][   T12] Tainted: [W]=WARN
[   61.071746][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.071913][   T12] Workqueue: netns cleanup_net
[   61.072060][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.072239][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.072716][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   61.072890][   T12] RAX: 00000000ffffffa6 RBX: ff1100001465b8c0 RCX: 1ff4000000018ed5
[   61.073153][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001465b978
[   61.073350][   T12] RBP: ff1100000f9e4000 R08: 1fe22000028cb730 R09: ff11000001b0d1d0
[   61.073547][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   61.073746][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   61.073944][   T12] FS:  0000000000000000(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   61.074240][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.074408][   T12] CR2: 0000557c50901c50 CR3: 000000000c349002 CR4: 0000000000771ef0
[   61.074690][   T12] PKRU: 55555554
[   61.074926][   T12] Call Trace:
[   61.075086][   T12]  <TASK>
[   61.075157][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   61.075327][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   61.075548][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   61.075753][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   61.076056][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   61.076277][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   61.076484][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   61.076690][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   61.076889][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.077192][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   61.077401][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   61.077603][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   61.077808][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   61.078094][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.078231][   T12]  process_one_work (kernel/workqueue.c:3314)
[   61.078367][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   61.078498][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.078636][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   61.078785][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   61.078922][   T12]  kthread (kernel/kthread.c:436)
[   61.079077][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   61.079250][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   61.079392][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   61.079525][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   61.079691][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   61.079833][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   61.080019][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   61.081336][   T12] ---[ end trace 0000000000000000 ]---
| [   61.108463][  T926] ------------[ cut here ]------------
| [   61.108633][  T926] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/926
| [   61.109357][  T926] Tainted: [W]=WARN
[   61.109470][  T926] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.109648][  T926] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.109895][  T926] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.110909][  T926] RSP: 0018:ffa00000020f7020 EFLAGS: 00010286
[   61.111113][  T926] RAX: 00000000ffffffa6 RBX: ff1100002044fa80 RCX: 1ff400000041edca
[   61.111328][  T926] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100002044fb38
[   61.111543][  T926] RBP: ff11000014404000 R08: 1fe2200004089f68 R09: ff110000206a2e58
[   61.111776][  T926] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   61.112040][  T926] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000014404ce1
[   61.112262][  T926] FS:  00007fd34d2b3840(0000) GS:ff110000a9d30000(0000) knlGS:0000000000000000
[   61.112521][  T926] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.112702][  T926] CR2: 0000000018972988 CR3: 00000000135f4002 CR4: 0000000000771ef0
[   61.112929][  T926] PKRU: 55555554
[   61.113043][  T926] Call Trace:
[   61.113158][  T926]  <TASK>
[   61.113234][  T926]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   61.113380][  T926]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   61.113489][  T926]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   61.113634][  T926]  __dev_notify_flags (net/core/dev.c:9787)
[   61.113783][  T926]  ? netif_change_name (net/core/dev.c:1495)
[   61.113929][  T926]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   61.114153][  T926]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   61.114304][  T926]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.114449][  T926]  ? 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))
[   61.114596][  T926]  netif_change_flags (net/core/dev.c:9820)
[   61.114747][  T926]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   61.114903][  T926]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   61.115127][  T926]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   61.115312][  T926]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   61.115455][  T926]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.115597][  T926]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   61.115746][  T926]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   61.115980][  T926]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.116136][  T926]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.116286][  T926]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   61.116435][  T926]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.116579][  T926]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   61.116721][  T926]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.116877][  T926]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.117029][  T926]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   61.117180][  T926]  ? __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)
[   61.117326][  T926]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   61.117476][  T926]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   61.117622][  T926]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   61.117773][  T926]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   61.117919][  T926]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   61.118073][  T926]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.118222][  T926]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.118370][  T926]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   61.118513][  T926]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.118657][  T926]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.118810][  T926]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.118953][  T926]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.119112][  T926]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.119258][  T926]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   61.119404][  T926]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.119548][  T926]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   61.119692][  T926]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.119850][  T926]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.120001][  T926]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.120151][  T926]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   61.120297][  T926]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   61.120441][  T926]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   61.120586][  T926]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   61.120732][  T926]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   61.120881][  T926]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.121045][  T926]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   61.121196][  T926]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.121346][  T926]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   61.121490][  T926]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   61.121635][  T926]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   61.121785][  T926]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   61.121930][  T926]  ? copy_msghdr_from_user (net/socket.c:2635)
[   61.122088][  T926]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   61.122265][  T926]  ? move_addr_to_kernel (net/socket.c:258)
[   61.122408][  T926]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   61.122552][  T926]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.122696][  T926]  ___sys_sendmsg (net/socket.c:2752)
[   61.122856][  T926]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   61.123042][  T926]  ? copy_msghdr_from_user (net/socket.c:2603)
[   61.123205][  T926]  __sys_sendmsg (net/socket.c:2784)
[   61.123350][  T926]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   61.123493][  T926]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   61.123679][  T926]  ? 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)
[   61.123837][  T926]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.123994][  T926]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   61.124145][  T926]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   61.124293][  T926]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   61.124437][  T926]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.124617][  T926] RIP: 0033:0x7fd34d4ed08e
[   61.124776][  T926] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   61.125304][  T926] RSP: 002b:00007ffc18544420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   61.125524][  T926] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd34d4ed08e
[   61.125745][  T926] RDX: 0000000000000000 RSI: 00007ffc185444d0 RDI: 0000000000000005
[   61.125979][  T926] RBP: 00007ffc18544430 R08: 0000000000000000 R09: 0000000000000000
[   61.126202][  T926] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d017
[   61.126429][  T926] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc18544ba0
| [   61.127898][  T926] ---[ end trace 0000000000000000 ]---
| [   61.198717][  T927] ------------[ cut here ]------------
| [   61.198897][  T927] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ovpn-cli/927
| [   61.199463][  T927] Tainted: [W]=WARN
[   61.199567][  T927] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.199741][  T927] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.199918][  T927] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.200432][  T927] RSP: 0018:ffa0000002107188 EFLAGS: 00010286
[   61.200607][  T927] RAX: 00000000ffffffa6 RBX: ff1100002044e3c0 RCX: 1ff4000000420df7
[   61.200815][  T927] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100002044e478
[   61.201027][  T927] RBP: ff11000014404000 R08: 1fe2200004089c90 R09: ff110000206a0b58
[   61.201235][  T927] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   61.201452][  T927] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   61.201656][  T927] FS:  00007f347c20dec0(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   61.201900][  T927] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.202085][  T927] CR2: 00007f347c56e004 CR3: 0000000010776004 CR4: 0000000000771ef0
[   61.202290][  T927] PKRU: 55555554
[   61.202391][  T927] Call Trace:
[   61.202494][  T927]  <TASK>
[   61.202565][  T927]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   61.202743][  T927]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   61.202917][  T927]  ? 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)
[   61.203061][  T927]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   61.203200][  T927]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   61.203372][  T927]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   61.203508][  T927]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.203643][  T927]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   61.203783][  T927]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.203918][  T927]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.204075][  T927]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.204216][  T927]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.204350][  T927]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   61.204484][  T927]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.204624][  T927]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.204762][  T927]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.204898][  T927]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   61.205038][  T927]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.205183][  T927]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   61.205318][  T927]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   61.205452][  T927]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.205587][  T927]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   61.205722][  T927]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.205863][  T927]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.206005][  T927]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.206146][  T927]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   61.206285][  T927]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   61.206420][  T927]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   61.206559][  T927]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   61.206694][  T927]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   61.206836][  T927]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.206978][  T927]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   61.207118][  T927]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.207256][  T927]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   61.207394][  T927]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   61.207529][  T927]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   61.207683][  T927]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   61.207824][  T927]  ? copy_msghdr_from_user (net/socket.c:2635)
[   61.207961][  T927]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   61.208137][  T927]  ? move_addr_to_kernel (net/socket.c:258)
[   61.208271][  T927]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   61.208412][  T927]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   61.208580][  T927]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   61.208715][  T927]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   61.208889][  T927]  ___sys_sendmsg (net/socket.c:2752)
[   61.209032][  T927]  ? copy_msghdr_from_user (net/socket.c:2603)
[   61.209173][  T927]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.209317][  T927]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   61.209451][  T927]  ? do_getsockname (net/socket.c:2192)
[   61.209589][  T927]  __sys_sendmsg (net/socket.c:2784)
[   61.209724][  T927]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   61.209866][  T927]  ? __sys_getsockname (net/socket.c:2210)
[   61.210013][  T927]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.210154][  T927]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   61.210290][  T927]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   61.210433][  T927]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   61.210568][  T927]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.210742][  T927] RIP: 0033:0x7f347c2c208e
[   61.210888][  T927] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   61.211385][  T927] RSP: 002b:00007fff321f2930 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   61.211592][  T927] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f347c2c208e
[   61.211830][  T927] RDX: 0000000000000000 RSI: 00007fff321f29b0 RDI: 0000000000000005
[   61.212160][  T927] RBP: 00007fff321f2940 R08: 0000000000000000 R09: 0000000000000000
[   61.212472][  T927] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff321f70b8
[   61.212786][  T927] R13: 0000000000000003 R14: 00007f347c5ae000 R15: 000000000040bda8
| [   61.214411][  T927] ---[ end trace 0000000000000000 ]---
| [   61.278511][   T12] ------------[ cut here ]------------
| [   61.278673][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   61.279264][   T12] Tainted: [W]=WARN
[   61.279364][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.279531][   T12] Workqueue: netns cleanup_net
[   61.279671][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.279848][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.280439][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   61.280672][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a170740 RCX: 1ff4000000018eed
[   61.280913][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a1707f8
[   61.281186][   T12] RBP: ff11000004dd1000 R08: 1fe220000342e100 R09: ff11000001b0d1d0
[   61.281447][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   61.281727][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   61.282037][   T12] FS:  0000000000000000(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   61.282383][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.282637][   T12] CR2: 0000557c50a17d5c CR3: 00000000131e8004 CR4: 0000000000771ef0
[   61.282913][   T12] PKRU: 55555554
[   61.283111][   T12] Call Trace:
[   61.283257][   T12]  <TASK>
[   61.283362][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   61.283612][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   61.283860][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   61.284077][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   61.284294][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   61.284494][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   61.284696][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   61.284902][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   61.285123][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   61.285323][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.285529][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   61.285732][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   61.285931][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   61.286151][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   61.286350][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.286552][   T12]  process_one_work (kernel/workqueue.c:3314)
[   61.286755][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   61.286952][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.287176][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   61.287380][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   61.287578][   T12]  kthread (kernel/kthread.c:436)
[   61.287731][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   61.287989][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   61.288189][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   61.288388][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   61.288636][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   61.288832][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   61.289045][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   61.290919][   T12] ---[ end trace 0000000000000000 ]---
| [   61.300830][   T12] ------------[ cut here ]------------
| [   61.301008][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   61.301580][   T12] Tainted: [W]=WARN
[   61.301681][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.301861][   T12] Workqueue: netns cleanup_net
[   61.302015][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.302194][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.302675][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   61.302851][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a170040 RCX: 1ff4000000018ed5
[   61.303061][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a1700f8
[   61.303268][   T12] RBP: ff11000013304000 R08: 1fe220000342e020 R09: ff11000001b0d1d0
[   61.303466][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   61.303665][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   61.303874][   T12] FS:  0000000000000000(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   61.304119][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.304287][   T12] CR2: 0000557c692c03d8 CR3: 000000000c349002 CR4: 0000000000771ef0
[   61.304507][   T12] PKRU: 55555554
[   61.304611][   T12] Call Trace:
[   61.304712][   T12]  <TASK>
[   61.304783][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   61.304954][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   61.305132][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   61.305270][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   61.305406][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   61.305539][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   61.305675][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   61.305816][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   61.305951][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.306101][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   61.306237][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   61.306367][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   61.306501][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   61.306635][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.306774][   T12]  process_one_work (kernel/workqueue.c:3314)
[   61.306911][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   61.307051][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.307194][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   61.307330][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   61.307464][   T12]  kthread (kernel/kthread.c:436)
[   61.307567][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   61.307745][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   61.307876][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   61.308015][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   61.308186][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   61.308321][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   61.308454][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   61.309740][   T12] ---[ end trace 0000000000000000 ]---
| [   61.340672][  T929] ------------[ cut here ]------------
| [   61.340920][  T929] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/929
| [   61.341767][  T929] Tainted: [W]=WARN
[   61.341938][  T929] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.342340][  T929] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.342627][  T929] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.343541][  T929] RSP: 0018:ffa0000002127020 EFLAGS: 00010286
[   61.343825][  T929] RAX: 00000000ffffffa6 RBX: ff110000049f5380 RCX: 1ff4000000424dca
[   61.344293][  T929] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049f5438
[   61.344625][  T929] RBP: ff11000013bb9000 R08: 1fe220000093ea88 R09: ff1100001346d158
[   61.344902][  T929] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   61.345236][  T929] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013bb9ce1
[   61.345450][  T929] FS:  00007f993bf5e840(0000) GS:ff110000a9e30000(0000) knlGS:0000000000000000
[   61.345701][  T929] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.345896][  T929] CR2: 0000000037bfd988 CR3: 00000000130d7001 CR4: 0000000000771ef0
[   61.346215][  T929] PKRU: 55555554
[   61.346321][  T929] Call Trace:
[   61.346428][  T929]  <TASK>
[   61.346501][  T929]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   61.346644][  T929]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   61.346761][  T929]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   61.346904][  T929]  __dev_notify_flags (net/core/dev.c:9787)
[   61.347085][  T929]  ? netif_change_name (net/core/dev.c:1495)
[   61.347245][  T929]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   61.347388][  T929]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   61.347529][  T929]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.347700][  T929]  ? 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))
[   61.347913][  T929]  netif_change_flags (net/core/dev.c:9820)
[   61.348150][  T929]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   61.348375][  T929]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   61.348595][  T929]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   61.348872][  T929]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   61.349103][  T929]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.349324][  T929]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   61.349547][  T929]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   61.349772][  T929]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.350009][  T929]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.350235][  T929]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   61.350458][  T929]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.350683][  T929]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   61.350902][  T929]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.351136][  T929]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.351355][  T929]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   61.351576][  T929]  ? __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)
[   61.351798][  T929]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   61.352027][  T929]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   61.352253][  T929]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   61.352478][  T929]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   61.352707][  T929]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   61.352938][  T929]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.353174][  T929]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.353431][  T929]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   61.353660][  T929]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.353881][  T929]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.354117][  T929]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.354338][  T929]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.354561][  T929]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.354782][  T929]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   61.355013][  T929]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.355240][  T929]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   61.355459][  T929]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.355682][  T929]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.355903][  T929]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.356135][  T929]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   61.356358][  T929]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   61.356579][  T929]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   61.356804][  T929]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   61.357030][  T929]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   61.357256][  T929]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.357478][  T929]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   61.357698][  T929]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.357924][  T929]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   61.358158][  T929]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   61.358382][  T929]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   61.358606][  T929]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   61.358827][  T929]  ? copy_msghdr_from_user (net/socket.c:2635)
[   61.359057][  T929]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   61.359337][  T929]  ? move_addr_to_kernel (net/socket.c:258)
[   61.359556][  T929]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   61.359779][  T929]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.360011][  T929]  ___sys_sendmsg (net/socket.c:2752)
[   61.360236][  T929]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   61.360511][  T929]  ? copy_msghdr_from_user (net/socket.c:2603)
[   61.360748][  T929]  __sys_sendmsg (net/socket.c:2784)
[   61.360976][  T929]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   61.361199][  T929]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   61.361481][  T929]  ? 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)
[   61.361702][  T929]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.361927][  T929]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   61.362159][  T929]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   61.362377][  T929]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   61.362592][  T929]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.362863][  T929] RIP: 0033:0x7f993c19808e
[   61.363105][  T929] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   61.363910][  T929] RSP: 002b:00007ffc2afd3ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   61.364260][  T929] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f993c19808e
[   61.364591][  T929] RDX: 0000000000000000 RSI: 00007ffc2afd3b60 RDI: 0000000000000005
[   61.364919][  T929] RBP: 00007ffc2afd3ac0 R08: 0000000000000000 R09: 0000000000000000
[   61.365258][  T929] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d017
[   61.365583][  T929] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2afd4230
| [   61.367803][  T929] ---[ end trace 0000000000000000 ]---
| [   61.455820][  T930] ------------[ cut here ]------------
| [   61.456089][  T930] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ovpn-cli/930
| [   61.456898][  T930] Tainted: [W]=WARN
[   61.457011][  T930] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.457190][  T930] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.457387][  T930] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.457946][  T930] RSP: 0018:ffa0000000e27188 EFLAGS: 00010286
[   61.458229][  T930] RAX: 00000000ffffffa6 RBX: ff11000010c243c0 RCX: 1ff40000001c4df7
[   61.458539][  T930] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010c24478
[   61.458851][  T930] RBP: ff11000013bb9000 R08: 1fe2200002184890 R09: ff1100000ff20b58
[   61.459181][  T930] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   61.459496][  T930] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   61.459796][  T930] FS:  00007f0110d5eec0(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   61.460165][  T930] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.460437][  T930] CR2: 00007f01110bf004 CR3: 000000001a3c6002 CR4: 0000000000771ef0
[   61.460747][  T930] PKRU: 55555554
[   61.460901][  T930] Call Trace:
[   61.461071][  T930]  <TASK>
[   61.461181][  T930]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   61.461445][  T930]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   61.461703][  T930]  ? 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)
[   61.461904][  T930]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   61.462071][  T930]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   61.462252][  T930]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   61.462421][  T930]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.462620][  T930]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   61.462823][  T930]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.463038][  T930]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.463279][  T930]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.463481][  T930]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.463683][  T930]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   61.463884][  T930]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.464120][  T930]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.464325][  T930]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.464526][  T930]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   61.464728][  T930]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.464932][  T930]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   61.465147][  T930]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   61.465352][  T930]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.465555][  T930]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   61.465755][  T930]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.465957][  T930]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.466175][  T930]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.466382][  T930]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   61.466587][  T930]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   61.466791][  T930]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   61.467011][  T930]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   61.467217][  T930]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   61.467423][  T930]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.467629][  T930]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   61.467834][  T930]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.468053][  T930]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   61.468265][  T930]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   61.468472][  T930]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   61.468679][  T930]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   61.468884][  T930]  ? copy_msghdr_from_user (net/socket.c:2635)
[   61.469097][  T930]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   61.469351][  T930]  ? move_addr_to_kernel (net/socket.c:258)
[   61.469555][  T930]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   61.469759][  T930]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   61.470023][  T930]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   61.470228][  T930]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   61.470482][  T930]  ___sys_sendmsg (net/socket.c:2752)
[   61.470685][  T930]  ? copy_msghdr_from_user (net/socket.c:2603)
[   61.470889][  T930]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.471119][  T930]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   61.471324][  T930]  ? do_getsockname (net/socket.c:2192)
[   61.471534][  T930]  __sys_sendmsg (net/socket.c:2784)
[   61.471737][  T930]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   61.471948][  T930]  ? __sys_getsockname (net/socket.c:2210)
[   61.472167][  T930]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.472371][  T930]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   61.472565][  T930]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   61.472767][  T930]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   61.472979][  T930]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.473240][  T930] RIP: 0033:0x7f0110e1308e
[   61.473459][  T930] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   61.474140][  T930] RSP: 002b:00007ffd560a8a20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   61.474345][  T930] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0110e1308e
[   61.474599][  T930] RDX: 0000000000000000 RSI: 00007ffd560a8aa0 RDI: 0000000000000005
[   61.474842][  T930] RBP: 00007ffd560a8a30 R08: 0000000000000000 R09: 0000000000000000
[   61.475183][  T930] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd560ad1a8
[   61.475494][  T930] R13: 0000000000000003 R14: 00007f01110ff000 R15: 000000000040bda8
| [   61.476937][  T930] ---[ end trace 0000000000000000 ]---
| [   61.548222][   T12] ------------[ cut here ]------------
| [   61.548622][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   61.549487][   T12] Tainted: [W]=WARN
[   61.549644][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.549900][   T12] Workqueue: netns cleanup_net
[   61.550129][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.550391][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.551123][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   61.551314][   T12] RAX: 00000000ffffffa6 RBX: ff110000145f1540 RCX: 1ff4000000018eed
[   61.551533][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000145f15f8
[   61.551740][   T12] RBP: ff11000013b71000 R08: 1fe22000028be2c0 R09: ff11000001b0d1d0
[   61.551941][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   61.552148][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   61.552346][   T12] FS:  0000000000000000(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   61.552576][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.552745][   T12] CR2: 00007f01110bf004 CR3: 000000000c349003 CR4: 0000000000771ef0
[   61.552940][   T12] PKRU: 55555554
[   61.553049][   T12] Call Trace:
[   61.553155][   T12]  <TASK>
[   61.553224][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   61.553388][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   61.553550][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   61.553684][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   61.553819][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   61.553951][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   61.554101][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   61.554233][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   61.554365][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   61.554496][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.554628][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   61.554764][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   61.554895][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   61.555032][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   61.555169][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.555300][   T12]  process_one_work (kernel/workqueue.c:3314)
[   61.555433][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   61.555562][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.555696][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   61.555836][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   61.555974][   T12]  kthread (kernel/kthread.c:436)
[   61.556075][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   61.556244][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   61.556375][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   61.556508][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   61.556671][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   61.556807][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   61.556939][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   61.558210][   T12] ---[ end trace 0000000000000000 ]---
| [   61.572105][   T12] ------------[ cut here ]------------
| [   61.572259][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   61.572833][   T12] Tainted: [W]=WARN
[   61.572933][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.573114][   T12] Workqueue: netns cleanup_net
[   61.573252][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.573431][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.573915][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   61.574097][   T12] RAX: 00000000ffffffa6 RBX: ff110000145f0e40 RCX: 1ff4000000018ed5
[   61.574299][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000145f0ef8
[   61.574497][   T12] RBP: ff110000139bc000 R08: 1fe22000028be1e0 R09: ff11000001b0d1d0
[   61.574692][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   61.574900][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   61.575113][   T12] FS:  0000000000000000(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   61.575344][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.575509][   T12] CR2: 00007f01110bf004 CR3: 0000000020ade004 CR4: 0000000000771ef0
[   61.575705][   T12] PKRU: 55555554
[   61.575807][   T12] Call Trace:
[   61.575908][   T12]  <TASK>
[   61.575983][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   61.576157][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   61.576324][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   61.576460][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   61.576592][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   61.576723][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   61.576877][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   61.577073][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   61.577215][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.577351][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   61.577483][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   61.577616][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   61.577754][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   61.577889][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.578086][   T12]  process_one_work (kernel/workqueue.c:3314)
[   61.578222][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   61.578356][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.578493][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   61.578629][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   61.578765][   T12]  kthread (kernel/kthread.c:436)
[   61.578867][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   61.579101][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   61.579291][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   61.579426][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   61.579592][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   61.579725][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   61.579865][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   61.581255][   T12] ---[ end trace 0000000000000000 ]---
| [   61.604469][  T932] ------------[ cut here ]------------
| [   61.604730][  T932] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/932
| [   61.605515][  T932] Tainted: [W]=WARN
[   61.605735][  T932] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.606089][  T932] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.606430][  T932] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.607421][  T932] RSP: 0018:ffa0000002137020 EFLAGS: 00010286
[   61.607809][  T932] RAX: 00000000ffffffa6 RBX: ff1100001a3db700 RCX: 1ff4000000426dca
[   61.608207][  T932] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a3db7b8
[   61.608587][  T932] RBP: ff1100000fd1c000 R08: 1fe220000347b6f8 R09: ff110000123dd158
[   61.608985][  T932] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   61.609380][  T932] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd1cce1
[   61.609760][  T932] FS:  00007fb6e0d49840(0000) GS:ff110000a9db0000(0000) knlGS:0000000000000000
[   61.610221][  T932] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.610553][  T932] CR2: 0000000024951988 CR3: 0000000020ade003 CR4: 0000000000771ef0
[   61.610931][  T932] PKRU: 55555554
[   61.611177][  T932] Call Trace:
[   61.611395][  T932]  <TASK>
[   61.611562][  T932]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   61.611840][  T932]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   61.612090][  T932]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   61.612371][  T932]  __dev_notify_flags (net/core/dev.c:9787)
[   61.612653][  T932]  ? netif_change_name (net/core/dev.c:1495)
[   61.612934][  T932]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   61.613242][  T932]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   61.613523][  T932]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.613805][  T932]  ? 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))
[   61.614137][  T932]  netif_change_flags (net/core/dev.c:9820)
[   61.614422][  T932]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   61.614696][  T932]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   61.614990][  T932]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   61.615336][  T932]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   61.615613][  T932]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.615887][  T932]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   61.616198][  T932]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   61.616477][  T932]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.616756][  T932]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.617046][  T932]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   61.617333][  T932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.617619][  T932]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   61.617890][  T932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.618187][  T932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.618477][  T932]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   61.618750][  T932]  ? __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)
[   61.619054][  T932]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   61.619346][  T932]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   61.619646][  T932]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   61.619939][  T932]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   61.620242][  T932]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   61.620521][  T932]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.620812][  T932]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.621130][  T932]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   61.621418][  T932]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.621683][  T932]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.621985][  T932]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.622288][  T932]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.622560][  T932]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.622835][  T932]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   61.623147][  T932]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.623414][  T932]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   61.623704][  T932]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.624007][  T932]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.624298][  T932]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.624585][  T932]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   61.624884][  T932]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   61.625210][  T932]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   61.625503][  T932]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   61.625791][  T932]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   61.626109][  T932]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.626404][  T932]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   61.626693][  T932]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.627002][  T932]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   61.627301][  T932]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   61.627593][  T932]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   61.627873][  T932]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   61.628179][  T932]  ? copy_msghdr_from_user (net/socket.c:2635)
[   61.628447][  T932]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   61.628781][  T932]  ? move_addr_to_kernel (net/socket.c:258)
[   61.629102][  T932]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   61.629392][  T932]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.629692][  T932]  ___sys_sendmsg (net/socket.c:2752)
[   61.629989][  T932]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   61.630341][  T932]  ? copy_msghdr_from_user (net/socket.c:2603)
[   61.630646][  T932]  __sys_sendmsg (net/socket.c:2784)
[   61.630933][  T932]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   61.631245][  T932]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   61.631586][  T932]  ? 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)
[   61.631858][  T932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.632163][  T932]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   61.632437][  T932]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   61.632711][  T932]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   61.633009][  T932]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.633344][  T932] RIP: 0033:0x7fb6e0f8308e
[   61.633622][  T932] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   61.634510][  T932] RSP: 002b:00007ffca54d61d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   61.634903][  T932] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb6e0f8308e
[   61.635314][  T932] RDX: 0000000000000000 RSI: 00007ffca54d6280 RDI: 0000000000000005
[   61.635711][  T932] RBP: 00007ffca54d61e0 R08: 0000000000000000 R09: 0000000000000000
[   61.636132][  T932] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d017
[   61.636548][  T932] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca54d6950
| [   61.639088][  T932] ---[ end trace 0000000000000000 ]---
| [   61.710643][  T933] ------------[ cut here ]------------
| [   61.710812][  T933] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ovpn-cli/933
| [   61.711380][  T933] Tainted: [W]=WARN
[   61.711484][  T933] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.711655][  T933] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.711840][  T933] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.712338][  T933] RSP: 0018:ffa0000001ec7188 EFLAGS: 00010286
[   61.712510][  T933] RAX: 00000000ffffffa6 RBX: ff110000049f5000 RCX: 1ff40000003d8df7
[   61.712715][  T933] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049f50b8
[   61.712923][  T933] RBP: ff1100000fd1c000 R08: 1fe220000093ea18 R09: ff11000014498b58
[   61.713132][  T933] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   61.713334][  T933] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   61.713538][  T933] FS:  00007fa645f80ec0(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   61.713781][  T933] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.713953][  T933] CR2: 00007fa6462e1004 CR3: 00000000217b7006 CR4: 0000000000771ef0
[   61.714170][  T933] PKRU: 55555554
[   61.714272][  T933] Call Trace:
[   61.714374][  T933]  <TASK>
[   61.714444][  T933]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   61.714617][  T933]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   61.714790][  T933]  ? 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)
[   61.714928][  T933]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   61.715836][  T933]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   61.716022][  T933]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   61.716165][  T933]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.716304][  T933]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   61.716440][  T933]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.716574][  T933]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.716723][  T933]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.716864][  T933]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.717007][  T933]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   61.717150][  T933]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.717289][  T933]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.717424][  T933]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.717559][  T933]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   61.717695][  T933]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.717839][  T933]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   61.717983][  T933]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   61.718124][  T933]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.718265][  T933]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   61.718400][  T933]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.718536][  T933]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.718670][  T933]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.718812][  T933]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   61.718949][  T933]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   61.719096][  T933]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   61.719235][  T933]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   61.719369][  T933]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   61.719508][  T933]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.719646][  T933]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   61.719784][  T933]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.719923][  T933]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   61.720066][  T933]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   61.720209][  T933]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   61.720345][  T933]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   61.720483][  T933]  ? copy_msghdr_from_user (net/socket.c:2635)
[   61.720617][  T933]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   61.720799][  T933]  ? move_addr_to_kernel (net/socket.c:258)
[   61.720936][  T933]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   61.721082][  T933]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   61.721251][  T933]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   61.721386][  T933]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   61.721558][  T933]  ___sys_sendmsg (net/socket.c:2752)
[   61.721696][  T933]  ? copy_msghdr_from_user (net/socket.c:2603)
[   61.721839][  T933]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.721987][  T933]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   61.722135][  T933]  ? do_getsockname (net/socket.c:2192)
[   61.722274][  T933]  __sys_sendmsg (net/socket.c:2784)
[   61.722411][  T933]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   61.722550][  T933]  ? __sys_getsockname (net/socket.c:2210)
[   61.722685][  T933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.722828][  T933]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   61.722970][  T933]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   61.723111][  T933]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   61.723246][  T933]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.723415][  T933] RIP: 0033:0x7fa64603508e
[   61.723591][  T933] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   61.724096][  T933] RSP: 002b:00007fff1ce80fb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   61.724302][  T933] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa64603508e
[   61.724505][  T933] RDX: 0000000000000000 RSI: 00007fff1ce81030 RDI: 0000000000000005
[   61.724706][  T933] RBP: 00007fff1ce80fc0 R08: 0000000000000000 R09: 0000000000000000
[   61.724912][  T933] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff1ce85738
[   61.725128][  T933] R13: 0000000000000003 R14: 00007fa646321000 R15: 000000000040bda8
| [   61.726502][  T933] ---[ end trace 0000000000000000 ]---
| [   61.779877][   T12] ------------[ cut here ]------------
| [   61.780040][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   61.780600][   T12] Tainted: [W]=WARN
[   61.780697][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.780868][   T12] Workqueue: netns cleanup_net
[   61.781013][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.781189][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.781655][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   61.781824][   T12] RAX: 00000000ffffffa6 RBX: ff110000049f4200 RCX: 1ff4000000018eed
[   61.782033][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049f42b8
[   61.782234][   T12] RBP: ff11000013701000 R08: 1fe220000093e858 R09: ff11000001b0d1d0
[   61.782429][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   61.782623][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   61.782820][   T12] FS:  0000000000000000(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   61.783057][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.783229][   T12] CR2: 00007fa6460862a0 CR3: 000000000c349003 CR4: 0000000000771ef0
[   61.783426][   T12] PKRU: 55555554
[   61.783523][   T12] Call Trace:
[   61.783620][   T12]  <TASK>
[   61.783696][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   61.783867][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   61.784034][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   61.784172][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   61.784304][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   61.784435][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   61.784571][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   61.784702][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   61.784840][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   61.784976][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.785113][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   61.785244][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   61.785373][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   61.785503][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   61.785633][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.785767][   T12]  process_one_work (kernel/workqueue.c:3314)
[   61.785901][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   61.786036][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.786175][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   61.786307][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   61.786437][   T12]  kthread (kernel/kthread.c:436)
[   61.786537][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   61.786698][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   61.786831][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   61.786962][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   61.787145][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   61.787273][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   61.787401][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   61.788657][   T12] ---[ end trace 0000000000000000 ]---
| [   61.799890][   T12] ------------[ cut here ]------------
| [   61.800044][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   61.800606][   T12] Tainted: [W]=WARN
[   61.800704][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.800873][   T12] Workqueue: netns cleanup_net
[   61.801029][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.801210][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.801682][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   61.801851][   T12] RAX: 00000000ffffffa6 RBX: ff11000010be3a80 RCX: 1ff4000000018ed5
[   61.802054][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010be3b38
[   61.802255][   T12] RBP: ff1100001344c000 R08: 1fe220000217c768 R09: ff11000001b0d1d0
[   61.802449][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   61.802643][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   61.802843][   T12] FS:  0000000000000000(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   61.803084][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.803250][   T12] CR2: 00007fa6460862a0 CR3: 000000000c349003 CR4: 0000000000771ef0
[   61.803446][   T12] PKRU: 55555554
[   61.803544][   T12] Call Trace:
[   61.803641][   T12]  <TASK>
[   61.803709][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   61.803885][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   61.804057][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   61.804196][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   61.804329][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   61.804461][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   61.804596][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   61.804730][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   61.804867][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.805008][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   61.805144][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   61.805274][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   61.805407][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   61.805537][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.805670][   T12]  process_one_work (kernel/workqueue.c:3314)
[   61.805809][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   61.805942][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.806086][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   61.806223][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   61.806354][   T12]  kthread (kernel/kthread.c:436)
[   61.806458][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   61.806622][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   61.806759][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   61.806896][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   61.807067][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   61.811857][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   61.812003][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   61.813359][   T12] ---[ end trace 0000000000000000 ]---
| [   61.843840][  T935] ------------[ cut here ]------------
| [   61.844471][  T935] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/935
| [   61.845133][  T935] Tainted: [W]=WARN
[   61.845242][  T935] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.845420][  T935] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.845672][  T935] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.846450][  T935] RSP: 0018:ffa0000001f47020 EFLAGS: 00010286
[   61.846635][  T935] RAX: 00000000ffffffa6 RBX: ff11000010be2ac0 RCX: 1ff40000003e8dca
[   61.846880][  T935] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010be2b78
[   61.847251][  T935] RBP: ff11000014749000 R08: 1fe220000217c570 R09: ff110000205cae58
[   61.847606][  T935] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   61.847877][  T935] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000014749ce1
[   61.848274][  T935] FS:  00007f4cd41cb840(0000) GS:ff110000a9d30000(0000) knlGS:0000000000000000
[   61.848668][  T935] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.848930][  T935] CR2: 000000002a889988 CR3: 0000000020563006 CR4: 0000000000771ef0
[   61.849421][  T935] PKRU: 55555554
[   61.849535][  T935] Call Trace:
[   61.849651][  T935]  <TASK>
[   61.849783][  T935]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   61.850194][  T935]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   61.850385][  T935]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   61.850573][  T935]  __dev_notify_flags (net/core/dev.c:9787)
[   61.850716][  T935]  ? netif_change_name (net/core/dev.c:1495)
[   61.851245][  T935]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   61.851496][  T935]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   61.851693][  T935]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.851908][  T935]  ? 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))
[   61.852298][  T935]  netif_change_flags (net/core/dev.c:9820)
[   61.852506][  T935]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   61.852651][  T935]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   61.852867][  T935]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   61.853064][  T935]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   61.853211][  T935]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.853350][  T935]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   61.853492][  T935]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   61.853634][  T935]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.853793][  T935]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.853935][  T935]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   61.854166][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.854313][  T935]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   61.854453][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.854593][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.854794][  T935]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   61.855019][  T935]  ? __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)
[   61.855271][  T935]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   61.855499][  T935]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   61.855651][  T935]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   61.855822][  T935]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   61.855990][  T935]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   61.856141][  T935]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.856283][  T935]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.856424][  T935]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   61.856569][  T935]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.856709][  T935]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.856869][  T935]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.857015][  T935]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.857163][  T935]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   61.857303][  T935]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   61.857444][  T935]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.857583][  T935]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   61.857724][  T935]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.857879][  T935]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.858030][  T935]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.858178][  T935]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   61.858319][  T935]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   61.858459][  T935]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   61.858602][  T935]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   61.858750][  T935]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   61.858997][  T935]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.859216][  T935]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   61.859358][  T935]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.859499][  T935]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   61.859641][  T935]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   61.859784][  T935]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   61.859929][  T935]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   61.860085][  T935]  ? copy_msghdr_from_user (net/socket.c:2635)
[   61.860227][  T935]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   61.860403][  T935]  ? move_addr_to_kernel (net/socket.c:258)
[   61.860551][  T935]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   61.860694][  T935]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.860842][  T935]  ___sys_sendmsg (net/socket.c:2752)
[   61.860992][  T935]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   61.861176][  T935]  ? copy_msghdr_from_user (net/socket.c:2603)
[   61.861326][  T935]  __sys_sendmsg (net/socket.c:2784)
[   61.861468][  T935]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   61.861608][  T935]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   61.861789][  T935]  ? 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)
[   61.861933][  T935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.862087][  T935]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   61.862233][  T935]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   61.862375][  T935]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   61.862518][  T935]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.862691][  T935] RIP: 0033:0x7f4cd440508e
[   61.862848][  T935] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   61.863367][  T935] RSP: 002b:00007ffe4856d030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   61.863583][  T935] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4cd440508e
[   61.863799][  T935] RDX: 0000000000000000 RSI: 00007ffe4856d0e0 RDI: 0000000000000005
[   61.864017][  T935] RBP: 00007ffe4856d040 R08: 0000000000000000 R09: 0000000000000000
[   61.864236][  T935] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d018
[   61.864447][  T935] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4856d7b0
| [   61.865879][  T935] ---[ end trace 0000000000000000 ]---
| [   61.974048][  T936] ------------[ cut here ]------------
| [   61.974259][  T936] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ovpn-cli/936
| [   61.974910][  T936] Tainted: [W]=WARN
[   61.975084][  T936] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.975331][  T936] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   61.975559][  T936] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   61.976137][  T936] RSP: 0018:ffa0000001f47188 EFLAGS: 00010286
[   61.976357][  T936] RAX: 00000000ffffffa6 RBX: ff1100001a2dd700 RCX: 1ff40000003e8df7
[   61.976610][  T936] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a2dd7b8
[   61.976879][  T936] RBP: ff11000014749000 R08: 1fe220000345baf8 R09: ff110000205cd158
[   61.977153][  T936] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   61.977405][  T936] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   61.977658][  T936] FS:  00007f918eedaec0(0000) GS:ff110000a9db0000(0000) knlGS:0000000000000000
[   61.977956][  T936] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.978208][  T936] CR2: 00007f918f23b004 CR3: 000000001a1ba002 CR4: 0000000000771ef0
[   61.978462][  T936] PKRU: 55555554
[   61.978613][  T936] Call Trace:
[   61.978770][  T936]  <TASK>
[   61.978890][  T936]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   61.979130][  T936]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   61.979346][  T936]  ? 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)
[   61.979537][  T936]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   61.979870][  T936]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   61.980324][  T936]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   61.980665][  T936]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.981010][  T936]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   61.981369][  T936]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.981703][  T936]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.982090][  T936]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.982429][  T936]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.982772][  T936]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   61.983294][  T936]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.983842][  T936]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.984418][  T936]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.984832][  T936]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   61.985201][  T936]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   61.985561][  T936]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   61.985904][  T936]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   61.986277][  T936]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   61.986621][  T936]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   61.986958][  T936]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.987329][  T936]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   61.987667][  T936]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   61.988023][  T936]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   61.988382][  T936]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   61.988724][  T936]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   61.989095][  T936]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   61.989436][  T936]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   61.989769][  T936]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.990132][  T936]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   61.990476][  T936]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.990813][  T936]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   61.991189][  T936]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   61.991398][  T936]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   61.991589][  T936]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   61.991787][  T936]  ? copy_msghdr_from_user (net/socket.c:2635)
[   61.991990][  T936]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   61.992215][  T936]  ? move_addr_to_kernel (net/socket.c:258)
[   61.992401][  T936]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   61.992591][  T936]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   61.992834][  T936]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   61.993036][  T936]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   61.993263][  T936]  ___sys_sendmsg (net/socket.c:2752)
[   61.993451][  T936]  ? copy_msghdr_from_user (net/socket.c:2603)
[   61.993638][  T936]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   61.993845][  T936]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   61.994048][  T936]  ? do_getsockname (net/socket.c:2192)
[   61.994244][  T936]  __sys_sendmsg (net/socket.c:2784)
[   61.994429][  T936]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   61.994617][  T936]  ? __sys_getsockname (net/socket.c:2210)
[   61.994814][  T936]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   61.995017][  T936]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   61.995249][  T936]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   61.995435][  T936]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   61.995621][  T936]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.995854][  T936] RIP: 0033:0x7f918ef8f08e
[   61.996232][  T936] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   61.997348][  T936] RSP: 002b:00007fff61b63c60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   61.997831][  T936] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f918ef8f08e
[   61.998334][  T936] RDX: 0000000000000000 RSI: 00007fff61b63ce0 RDI: 0000000000000005
[   61.998813][  T936] RBP: 00007fff61b63c70 R08: 0000000000000000 R09: 0000000000000000
[   61.999327][  T936] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff61b683e8
[   61.999804][  T936] R13: 0000000000000003 R14: 00007f918f27b000 R15: 000000000040bda8
| [   62.003145][  T936] ---[ end trace 0000000000000000 ]---
| [   62.050419][   T12] ------------[ cut here ]------------
| [   62.050583][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   62.051165][   T12] Tainted: [W]=WARN
[   62.051305][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.051476][   T12] Workqueue: netns cleanup_net
[   62.051615][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.051815][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.052548][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   62.052714][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a2dc900 RCX: 1ff4000000018eed
[   62.052916][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a2dc9b8
[   62.053175][   T12] RBP: ff11000013351000 R08: 1fe220000345b938 R09: ff11000001b0d1d0
[   62.053371][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   62.053566][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   62.053766][   T12] FS:  0000000000000000(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   62.054049][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.054229][   T12] CR2: 00007f0a317d1690 CR3: 0000000013206002 CR4: 0000000000771ef0
[   62.054425][   T12] PKRU: 55555554
[   62.054522][   T12] Call Trace:
[   62.054680][   T12]  <TASK>
[   62.054750][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   62.054920][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   62.055172][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   62.055306][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   62.055440][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   62.055569][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   62.055702][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   62.055842][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   62.056058][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   62.056194][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.056327][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   62.056458][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   62.056588][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   62.056729][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   62.056934][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.057255][   T12]  process_one_work (kernel/workqueue.c:3314)
[   62.057390][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   62.057521][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.057656][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   62.057797][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   62.057927][   T12]  kthread (kernel/kthread.c:436)
[   62.058107][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   62.058271][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   62.058401][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   62.058533][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   62.058697][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   62.058836][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   62.058981][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   62.060252][   T12] ---[ end trace 0000000000000000 ]---
| [   62.070925][   T12] ------------[ cut here ]------------
| [   62.071102][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   62.071673][   T12] Tainted: [W]=WARN
[   62.071778][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.071947][   T12] Workqueue: netns cleanup_net
[   62.072108][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.072278][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.072767][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   62.072946][   T12] RAX: 00000000ffffffa6 RBX: ff1100001465a3c0 RCX: 1ff4000000018ed5
[   62.073156][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001465a478
[   62.073353][   T12] RBP: ff11000013384000 R08: 1fe22000028cb490 R09: ff11000001b0d1d0
[   62.073551][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   62.073748][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   62.073947][   T12] FS:  0000000000000000(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   62.074188][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.074353][   T12] CR2: 00007f0a317d1690 CR3: 000000000c349003 CR4: 0000000000771ef0
[   62.074553][   T12] PKRU: 55555554
[   62.074650][   T12] Call Trace:
[   62.074754][   T12]  <TASK>
[   62.074822][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   62.074999][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   62.075205][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   62.075340][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   62.075475][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   62.075607][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   62.075746][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   62.075879][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   62.076014][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.076154][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   62.076290][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   62.076423][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   62.076560][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   62.076691][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.076835][   T12]  process_one_work (kernel/workqueue.c:3314)
[   62.076978][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   62.077115][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.077280][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   62.077417][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   62.077551][   T12]  kthread (kernel/kthread.c:436)
[   62.077652][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   62.077820][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   62.077955][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   62.078104][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   62.078274][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   62.078408][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   62.078542][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   62.079872][   T12] ---[ end trace 0000000000000000 ]---
| [   62.121449][  T939] ------------[ cut here ]------------
| [   62.121666][  T939] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/939
| [   62.122341][  T939] Tainted: [W]=WARN
[   62.122496][  T939] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.122771][  T939] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.123353][  T939] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.124236][  T939] RSP: 0018:ffa0000002167020 EFLAGS: 00010286
[   62.124571][  T939] RAX: 00000000ffffffa6 RBX: ff11000010ca3000 RCX: 1ff400000042cdca
[   62.124953][  T939] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010ca30b8
[   62.125371][  T939] RBP: ff110000123e4000 R08: 1fe2200002194618 R09: ff110000206a5158
[   62.125699][  T939] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   62.125986][  T939] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000123e4ce1
[   62.126262][  T939] FS:  00007f1903dd4840(0000) GS:ff110000a9db0000(0000) knlGS:0000000000000000
[   62.126564][  T939] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.126806][  T939] CR2: 000000003fc8b988 CR3: 00000000138b7005 CR4: 0000000000771ef0
[   62.127096][  T939] PKRU: 55555554
[   62.127254][  T939] Call Trace:
[   62.127414][  T939]  <TASK>
[   62.127537][  T939]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   62.127738][  T939]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   62.127908][  T939]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   62.128124][  T939]  __dev_notify_flags (net/core/dev.c:9787)
[   62.128319][  T939]  ? netif_change_name (net/core/dev.c:1495)
[   62.128512][  T939]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   62.128706][  T939]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   62.128907][  T939]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.129124][  T939]  ? 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))
[   62.129319][  T939]  netif_change_flags (net/core/dev.c:9820)
[   62.129513][  T939]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   62.129707][  T939]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   62.129907][  T939]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   62.130160][  T939]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   62.130354][  T939]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.130546][  T939]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   62.130740][  T939]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   62.130978][  T939]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.131180][  T939]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.131373][  T939]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   62.131570][  T939]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.131767][  T939]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   62.131978][  T939]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.132180][  T939]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.132373][  T939]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   62.132567][  T939]  ? __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)
[   62.132763][  T939]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   62.132959][  T939]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   62.133177][  T939]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   62.133374][  T939]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   62.133570][  T939]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   62.133770][  T939]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.133980][  T939]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.134199][  T939]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.134399][  T939]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.134593][  T939]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.134797][  T939]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.135006][  T939]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.135211][  T939]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   62.135404][  T939]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   62.135597][  T939]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.135805][  T939]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   62.136017][  T939]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.136224][  T939]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.136415][  T939]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.136610][  T939]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   62.136816][  T939]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   62.137024][  T939]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.137228][  T939]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   62.137419][  T939]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   62.137618][  T939]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.137824][  T939]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.138034][  T939]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.138236][  T939]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   62.138430][  T939]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   62.138622][  T939]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   62.138826][  T939]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   62.139038][  T939]  ? copy_msghdr_from_user (net/socket.c:2635)
[   62.139240][  T939]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   62.139466][  T939]  ? move_addr_to_kernel (net/socket.c:258)
[   62.139659][  T939]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   62.139861][  T939]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.140090][  T939]  ___sys_sendmsg (net/socket.c:2752)
[   62.140285][  T939]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   62.140515][  T939]  ? copy_msghdr_from_user (net/socket.c:2603)
[   62.140720][  T939]  __sys_sendmsg (net/socket.c:2784)
[   62.140926][  T939]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   62.141137][  T939]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   62.141368][  T939]  ? 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)
[   62.141561][  T939]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.141764][  T939]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   62.141976][  T939]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   62.142177][  T939]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   62.142373][  T939]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.142600][  T939] RIP: 0033:0x7f190400e08e
[   62.142810][  T939] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.143390][  T939] RSP: 002b:00007fffefff9a40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.143660][  T939] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f190400e08e
[   62.143935][  T939] RDX: 0000000000000000 RSI: 00007fffefff9af0 RDI: 0000000000000005
[   62.144223][  T939] RBP: 00007fffefff9a50 R08: 0000000000000000 R09: 0000000000000000
[   62.144492][  T939] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d018
[   62.144765][  T939] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffefffa1c0
| [   62.146624][  T939] ---[ end trace 0000000000000000 ]---
| [   62.200489][  T940] ------------[ cut here ]------------
| [   62.200653][  T940] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ovpn-cli/940
| [   62.201257][  T940] Tainted: [W]=WARN
[   62.201358][  T940] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.201525][  T940] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.201701][  T940] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.202222][  T940] RSP: 0018:ffa0000002177188 EFLAGS: 00010286
[   62.202394][  T940] RAX: 00000000ffffffa6 RBX: ff1100001a3db8c0 RCX: 1ff400000042edf7
[   62.202597][  T940] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a3db978
[   62.202802][  T940] RBP: ff110000123e4000 R08: 1fe220000347b730 R09: ff1100000fefae58
[   62.203012][  T940] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   62.203216][  T940] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   62.203417][  T940] FS:  00007fbad9addec0(0000) GS:ff110000a9d30000(0000) knlGS:0000000000000000
[   62.203651][  T940] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.203823][  T940] CR2: 00007fbad9e3e004 CR3: 0000000020215001 CR4: 0000000000771ef0
[   62.204035][  T940] PKRU: 55555554
[   62.204141][  T940] Call Trace:
[   62.204242][  T940]  <TASK>
[   62.204318][  T940]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   62.204490][  T940]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   62.204655][  T940]  ? 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)
[   62.204849][  T940]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   62.205002][  T940]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   62.205180][  T940]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   62.205365][  T940]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.205517][  T940]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.205656][  T940]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.205797][  T940]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.205943][  T940]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.206096][  T940]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.206229][  T940]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   62.206361][  T940]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.206494][  T940]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.206628][  T940]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.206764][  T940]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.206897][  T940]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.207116][  T940]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   62.207252][  T940]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   62.207384][  T940]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   62.207517][  T940]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   62.207649][  T940]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.207787][  T940]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.207923][  T940]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   62.208143][  T940]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   62.208279][  T940]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   62.208412][  T940]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.208548][  T940]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   62.208682][  T940]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   62.208846][  T940]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.209065][  T940]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.209275][  T940]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.209411][  T940]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   62.209544][  T940]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   62.209677][  T940]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   62.209815][  T940]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   62.209949][  T940]  ? copy_msghdr_from_user (net/socket.c:2635)
[   62.210180][  T940]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   62.210345][  T940]  ? move_addr_to_kernel (net/socket.c:258)
[   62.210477][  T940]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   62.210610][  T940]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   62.210778][  T940]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   62.210910][  T940]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   62.211147][  T940]  ___sys_sendmsg (net/socket.c:2752)
[   62.211281][  T940]  ? copy_msghdr_from_user (net/socket.c:2603)
[   62.211412][  T940]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   62.211551][  T940]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   62.211681][  T940]  ? do_getsockname (net/socket.c:2192)
[   62.211819][  T940]  __sys_sendmsg (net/socket.c:2784)
[   62.211955][  T940]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   62.212144][  T940]  ? __sys_getsockname (net/socket.c:2210)
[   62.212278][  T940]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.212413][  T940]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   62.212546][  T940]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   62.212678][  T940]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   62.212812][  T940]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.212981][  T940] RIP: 0033:0x7fbad9b9208e
[   62.213128][  T940] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.213602][  T940] RSP: 002b:00007ffc536e5210 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.213808][  T940] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbad9b9208e
[   62.214012][  T940] RDX: 0000000000000000 RSI: 00007ffc536e5290 RDI: 0000000000000005
[   62.214215][  T940] RBP: 00007ffc536e5220 R08: 0000000000000000 R09: 0000000000000000
[   62.214411][  T940] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc536e9998
[   62.214611][  T940] R13: 0000000000000003 R14: 00007fbad9e7e000 R15: 000000000040bda8
| [   62.215955][  T940] ---[ end trace 0000000000000000 ]---
| [   62.277721][   T12] ------------[ cut here ]------------
| [   62.277929][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   62.278803][   T12] Tainted: [W]=WARN
[   62.278960][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.279241][   T12] Workqueue: netns cleanup_net
[   62.279455][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.279719][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.280459][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   62.280714][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a3da580 RCX: 1ff4000000018eed
[   62.281037][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a3da638
[   62.281349][   T12] RBP: ff110000134b9000 R08: 1fe220000347b4c8 R09: ff11000001b0d1d0
[   62.281652][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   62.281953][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   62.282402][   T12] FS:  0000000000000000(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   62.282754][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.283150][   T12] CR2: 00007f9a4d10bc20 CR3: 000000000c349005 CR4: 0000000000771ef0
[   62.283452][   T12] PKRU: 55555554
[   62.283600][   T12] Call Trace:
[   62.283743][   T12]  <TASK>
[   62.283852][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   62.284241][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   62.284629][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   62.284832][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   62.285122][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   62.285322][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   62.285526][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   62.285725][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   62.285932][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   62.286266][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.286474][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   62.286677][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   62.286878][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   62.287129][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   62.287332][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.287537][   T12]  process_one_work (kernel/workqueue.c:3314)
[   62.287743][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   62.287947][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.288170][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   62.288378][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   62.288580][   T12]  kthread (kernel/kthread.c:436)
[   62.288732][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   62.288992][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   62.289200][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   62.289394][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   62.289567][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   62.289698][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   62.289862][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   62.291157][   T12] ---[ end trace 0000000000000000 ]---
| [   62.302835][   T12] ------------[ cut here ]------------
| [   62.302993][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   62.303564][   T12] Tainted: [W]=WARN
[   62.303663][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.303836][   T12] Workqueue: netns cleanup_net
[   62.303987][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   62.304165][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   62.304640][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   62.304810][   T12] RAX: 00000000ffffffa6 RBX: ff1100001465b700 RCX: 1ff4000000018ed5
[   62.305066][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001465b7b8
[   62.305269][   T12] RBP: ff1100001394c000 R08: 1fe22000028cb6f8 R09: ff11000001b0d1d0
[   62.305465][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   62.305669][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   62.305874][   T12] FS:  0000000000000000(0000) GS:ff110000a9cb0000(0000) knlGS:0000000000000000
[   62.306161][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.306329][   T12] CR2: 00007f9a4d10bc20 CR3: 000000000c349005 CR4: 0000000000771ef0
[   62.306524][   T12] PKRU: 55555554
[   62.306623][   T12] Call Trace:
[   62.306721][   T12]  <TASK>
[   62.306799][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   62.306973][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   62.307144][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   62.307279][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   62.307412][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   62.307545][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   62.307681][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   62.307822][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   62.307954][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   62.308098][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   62.308229][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   62.308358][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   62.308490][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   62.308623][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   62.308759][   T12]  process_one_work (kernel/workqueue.c:3314)
[   62.308893][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   62.309033][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   62.309174][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   62.309308][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   62.309439][   T12]  kthread (kernel/kthread.c:436)
[   62.309541][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   62.309704][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   62.309849][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   62.309992][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   62.310164][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   62.310295][   T12]  ? kthread_affine_node (kernel/kthread.c:378)


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