======================================
| 0
| xx__-> [    8.140626][  T160] ------------[ cut here ]------------
| [    8.140936][  T160] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/160
| [    8.141547][  T160] Tainted: [W]=WARN
[    8.141693][  T160] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.141923][  T160] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.142152][  T160] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.142676][  T160] RSP: 0018:ffa00000007e7ab0 EFLAGS: 00010286
[    8.142903][  T160] RAX: 00000000ffffffa6 RBX: ff11000009d4ba80 RCX: 1ff40000000fcf1c
[    8.143153][  T160] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d4bb38
[    8.143396][  T160] RBP: ff11000008019000 R08: 1fe22000013a9768 R09: ff1100000c38ae80
[    8.143638][  T160] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    8.143894][  T160] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008019000
[    8.144147][  T160] FS:  00007f745ac65840(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[    8.144429][  T160] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.144643][  T160] CR2: 0000000000479648 CR3: 0000000013b62004 CR4: 0000000000771ef0
[    8.144957][  T160] PKRU: 55555554
[    8.145114][  T160] Call Trace:
[    8.145263][  T160]  <TASK>
[    8.145379][  T160]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.145559][  T160]  ? notifier_call_chain (kernel/notifier.c:85)
[    8.145741][  T160]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.145903][  T160]  register_netdevice (net/core/dev.c:11488)
[    8.146090][  T160]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    8.146304][  T160]  register_netdev (net/core/dev.c:11552)
[    8.146485][  T160]  loopback_net_init (drivers/net/loopback.c:218)
[    8.146666][  T160]  ops_init (net/core/net_namespace.c:137)
[    8.146816][  T160]  setup_net (net/core/net_namespace.c:446)
[    8.146977][  T160]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    8.147166][  T160]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    8.147375][  T160]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    8.147557][  T160]  copy_net_ns (net/core/net_namespace.c:579)
[    8.147737][  T160]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.147933][  T160]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.148119][  T160]  ksys_unshare (kernel/fork.c:3243)
[    8.148301][  T160]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    8.148480][  T160]  ? __ia32_sys_open (fs/open.c:1374)
[    8.148664][  T160]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.148855][  T160]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    8.149034][  T160]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.149222][  T160]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.149403][  T160]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.149584][  T160]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.149798][  T160] RIP: 0033:0x7f745af27bcb
[    8.149995][  T160] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    8.150517][  T160] RSP: 002b:00007ffc3facb0f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    8.150762][  T160] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f745af27bcb
[    8.151031][  T160] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.151287][  T160] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    8.151528][  T160] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc3facd320
[    8.151771][  T160] R13: 0000000000000001 R14: 00007f745ac656f8 R15: 00007ffc3face8ca
| [    8.153459][  T160] ---[ end trace 0000000000000000 ]---
| [    8.156851][  T160] ------------[ cut here ]------------
| [    8.157042][  T160] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/160
| [    8.157637][  T160] Tainted: [W]=WARN
[    8.157782][  T160] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.158109][  T160] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.158325][  T160] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.158858][  T160] RSP: 0018:ffa00000007e7a98 EFLAGS: 00010286
[    8.159076][  T160] RAX: 00000000ffffffa6 RBX: ff11000009d4b000 RCX: 1ff40000000fcf19
[    8.159318][  T160] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d4b0b8
[    8.159561][  T160] RBP: ff11000009e79000 R08: 1fe22000013a9618 R09: ff1100000c38ae80
[    8.159801][  T160] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    8.160063][  T160] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009e79000
[    8.160306][  T160] FS:  00007f745ac65840(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[    8.160582][  T160] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.160793][  T160] CR2: 0000000000479648 CR3: 0000000013b62004 CR4: 0000000000771ef0
[    8.161048][  T160] PKRU: 55555554
[    8.161200][  T160] Call Trace:
[    8.161347][  T160]  <TASK>
[    8.161460][  T160]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.161639][  T160]  ? notifier_call_chain (kernel/notifier.c:85)
[    8.161835][  T160]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.161984][  T160]  register_netdevice (net/core/dev.c:11488)
[    8.162170][  T160]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    8.162382][  T160]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    8.162562][  T160]  register_netdev (net/core/dev.c:11552)
[    8.162741][  T160]  sit_init_net (net/ipv6/sit.c:1860)
[    8.162938][  T160]  ops_init (net/core/net_namespace.c:137)
[    8.163098][  T160]  setup_net (net/core/net_namespace.c:446)
[    8.163247][  T160]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    8.163424][  T160]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    8.163604][  T160]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    8.163787][  T160]  copy_net_ns (net/core/net_namespace.c:579)
[    8.163976][  T160]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.164167][  T160]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.164349][  T160]  ksys_unshare (kernel/fork.c:3243)
[    8.164529][  T160]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    8.164710][  T160]  ? __ia32_sys_open (fs/open.c:1374)
[    8.164906][  T160]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.165096][  T160]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    8.165276][  T160]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.165455][  T160]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.165635][  T160]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.165818][  T160]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.166042][  T160] RIP: 0033:0x7f745af27bcb
[    8.166233][  T160] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    8.166743][  T160] RSP: 002b:00007ffc3facb0f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    8.167003][  T160] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f745af27bcb
[    8.167289][  T160] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.167536][  T160] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    8.167778][  T160] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc3facd320
[    8.168038][  T160] R13: 0000000000000001 R14: 00007f745ac656f8 R15: 00007ffc3face8ca
| [    8.169719][  T160] ---[ end trace 0000000000000000 ]---
| [    8.194742][  T161] ------------[ cut here ]------------
| [    8.195593][  T161] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/161
| [    8.196293][  T161] Tainted: [W]=WARN
[    8.196440][  T161] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.196651][  T161] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.196877][  T161] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.197398][  T161] RSP: 0018:ffa00000007f7020 EFLAGS: 00010286
[    8.197611][  T161] RAX: 00000000ffffffa6 RBX: ff11000005031380 RCX: 1ff40000000fedca
[    8.197866][  T161] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005031438
[    8.198122][  T161] RBP: ff11000008019000 R08: 1fe2200000a06288 R09: ff1100000c38d158
[    8.198367][  T161] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    8.198608][  T161] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008019ce1
[    8.198863][  T161] FS:  00007f50d8bd2840(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[    8.199150][  T161] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.199365][  T161] CR2: 00007f50d8ea21a0 CR3: 000000000c333001 CR4: 0000000000771ef0
[    8.199609][  T161] PKRU: 55555554
[    8.199754][  T161] Call Trace:
[    8.199910][  T161]  <TASK>
[    8.200024][  T161]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.200213][  T161]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.200365][  T161]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    8.200545][  T161]  __dev_notify_flags (net/core/dev.c:9787)
[    8.200727][  T161]  ? netif_change_name (net/core/dev.c:1495)
[    8.200918][  T161]  ? __dev_change_flags (net/core/dev.c:9752)
[    8.201102][  T161]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    8.201282][  T161]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.201462][  T161]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    8.201646][  T161]  netif_change_flags (net/core/dev.c:9820)
[    8.201844][  T161]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    8.202025][  T161]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    8.202211][  T161]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    8.202425][  T161]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    8.202605][  T161]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.202789][  T161]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    8.202977][  T161]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.203165][  T161]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.203347][  T161]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.203525][  T161]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.203705][  T161]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.203900][  T161]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    8.204087][  T161]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.204267][  T161]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.204450][  T161]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    8.204629][  T161]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    8.204807][  T161]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    8.204999][  T161]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.205190][  T161]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    8.205371][  T161]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    8.205553][  T161]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.205736][  T161]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.205930][  T161]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.206116][  T161]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.206298][  T161]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.206480][  T161]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.206661][  T161]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.206853][  T161]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.207036][  T161]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.207224][  T161]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.207406][  T161]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.207588][  T161]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.207766][  T161]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.207959][  T161]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.208144][  T161]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.208325][  T161]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.208504][  T161]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.208683][  T161]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.208880][  T161]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.209070][  T161]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.209251][  T161]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.209431][  T161]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.209609][  T161]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.209788][  T161]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.209980][  T161]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.210166][  T161]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.210348][  T161]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.210527][  T161]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.210704][  T161]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.210926][  T161]  ? move_addr_to_kernel (net/socket.c:258)
[    8.211118][  T161]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.211300][  T161]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.211485][  T161]  ___sys_sendmsg (net/socket.c:2752)
[    8.211664][  T161]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    8.211887][  T161]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.212080][  T161]  __sys_sendmsg (net/socket.c:2784)
[    8.212260][  T161]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.212439][  T161]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    8.212651][  T161]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    8.212844][  T161]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.213024][  T161]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.213210][  T161]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.213389][  T161]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.213569][  T161]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.213778][  T161] RIP: 0033:0x7f50d8e0c08e
[    8.213974][  T161] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.214489][  T161] RSP: 002b:00007ffe4df25cc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.214736][  T161] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f50d8e0c08e
[    8.214990][  T161] RDX: 0000000000000000 RSI: 00007ffe4df25d70 RDI: 0000000000000005
[    8.215242][  T161] RBP: 00007ffe4df25cd0 R08: 0000000000000000 R09: 0000000000000000
[    8.215483][  T161] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de88
[    8.215727][  T161] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4df26440
| [    8.217484][  T161] ---[ end trace 0000000000000000 ]---
| [    8.327470][  T165] ------------[ cut here ]------------
| [    8.327637][  T165] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/165
| [    8.328741][  T165] Tainted: [W]=WARN
[    8.328865][  T165] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.329031][  T165] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.329219][  T165] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.329688][  T165] RSP: 0018:ffa0000000837ab0 EFLAGS: 00010286
[    8.329862][  T165] RAX: 00000000ffffffa6 RBX: ff11000009ed98c0 RCX: 1ff4000000106f1c
[    8.330075][  T165] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ed9978
[    8.330273][  T165] RBP: ff11000009e2c000 R08: 1fe22000013db330 R09: ff1100000af1d180
[    8.330470][  T165] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    8.330665][  T165] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009e2c000
[    8.330870][  T165] FS:  00007fa3aae46840(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[    8.331118][  T165] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.331287][  T165] CR2: 00007fa3ab1bf493 CR3: 00000000139c7001 CR4: 0000000000771ef0
[    8.331485][  T165] PKRU: 55555554
[    8.331584][  T165] Call Trace:
[    8.331683][  T165]  <TASK>
[    8.331751][  T165]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.331918][  T165]  ? notifier_call_chain (kernel/notifier.c:85)
[    8.332060][  T165]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.332163][  T165]  register_netdevice (net/core/dev.c:11488)
[    8.332298][  T165]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    8.332467][  T165]  register_netdev (net/core/dev.c:11552)
[    8.332600][  T165]  loopback_net_init (drivers/net/loopback.c:218)
[    8.332741][  T165]  ops_init (net/core/net_namespace.c:137)
[    8.332851][  T165]  setup_net (net/core/net_namespace.c:446)
[    8.332953][  T165]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    8.333089][  T165]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    8.333222][  T165]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    8.333356][  T165]  copy_net_ns (net/core/net_namespace.c:579)
[    8.333489][  T165]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.333630][  T165]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.333765][  T165]  ksys_unshare (kernel/fork.c:3243)
[    8.333904][  T165]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    8.334038][  T165]  ? __ia32_sys_open (fs/open.c:1374)
[    8.334179][  T165]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.334311][  T165]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    8.334443][  T165]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.334582][  T165]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.334714][  T165]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.334855][  T165]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.335020][  T165] RIP: 0033:0x7fa3ab108bcb
[    8.335162][  T165] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    8.335638][  T165] RSP: 002b:00007ffeed26e3b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    8.335846][  T165] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa3ab108bcb
[    8.336044][  T165] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.336247][  T165] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    8.336451][  T165] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeed2705e0
[    8.336650][  T165] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeed2718ca
| [    8.337989][  T165] ---[ end trace 0000000000000000 ]---
| [    8.347110][  T165] ------------[ cut here ]------------
| [    8.347266][  T165] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/165
| [    8.347778][  T165] Tainted: [W]=WARN
[    8.347886][  T165] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.348050][  T165] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.348228][  T165] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.348698][  T165] RSP: 0018:ffa0000000837a98 EFLAGS: 00010286
[    8.348871][  T165] RAX: 00000000ffffffa6 RBX: ff11000009ed8c80 RCX: 1ff4000000106f19
[    8.349072][  T165] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ed8d38
[    8.349267][  T165] RBP: ff110000087b1000 R08: 1fe22000013db1a8 R09: ff1100000af1d180
[    8.349469][  T165] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    8.349666][  T165] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000087b1000
[    8.349870][  T165] FS:  00007fa3aae46840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[    8.350106][  T165] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.350276][  T165] CR2: 0000559cd0d4ed5c CR3: 00000000139c7004 CR4: 0000000000771ef0
[    8.350474][  T165] PKRU: 55555554
[    8.350575][  T165] Call Trace:
[    8.350675][  T165]  <TASK>
[    8.350743][  T165]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.350884][  T165]  ? notifier_call_chain (kernel/notifier.c:85)
[    8.351017][  T165]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.351125][  T165]  register_netdevice (net/core/dev.c:11488)
[    8.351259][  T165]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    8.351424][  T165]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    8.351559][  T165]  register_netdev (net/core/dev.c:11552)
[    8.351692][  T165]  sit_init_net (net/ipv6/sit.c:1860)
[    8.351836][  T165]  ops_init (net/core/net_namespace.c:137)
[    8.351937][  T165]  setup_net (net/core/net_namespace.c:446)
[    8.352037][  T165]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    8.352179][  T165]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    8.352311][  T165]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    8.352446][  T165]  copy_net_ns (net/core/net_namespace.c:579)
[    8.352579][  T165]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.352715][  T165]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.352853][  T165]  ksys_unshare (kernel/fork.c:3243)
[    8.352993][  T165]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    8.353132][  T165]  ? __ia32_sys_open (fs/open.c:1374)
[    8.353268][  T165]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.353400][  T165]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    8.353533][  T165]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.353665][  T165]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.353799][  T165]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.353966][  T165]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.354141][  T165] RIP: 0033:0x7fa3ab108bcb
[    8.354279][  T165] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    8.354748][  T165] RSP: 002b:00007ffeed26e3b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    8.354953][  T165] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa3ab108bcb
[    8.355158][  T165] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.355355][  T165] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    8.355550][  T165] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeed2705e0
[    8.355746][  T165] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeed2718ca
| [    8.357090][  T165] ---[ end trace 0000000000000000 ]---
| [    8.384852][  T166] ------------[ cut here ]------------
| [    8.385045][  T166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/166
| [    8.385646][  T166] Tainted: [W]=WARN
[    8.385790][  T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.386010][  T166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.386237][  T166] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.386750][  T166] RSP: 0018:ffa0000000847020 EFLAGS: 00010286
[    8.387603][  T166] RAX: 00000000ffffffa6 RBX: ff1100000c246040 RCX: 1ff4000000108dca
[    8.387919][  T166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c2460f8
[    8.388262][  T166] RBP: ff11000009e2c000 R08: 1fe2200001848c20 R09: ff1100000c375158
[    8.388527][  T166] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    8.388770][  T166] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009e2cce1
[    8.389027][  T166] FS:  00007f5121aa9840(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[    8.389316][  T166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.389532][  T166] CR2: 0000000020326988 CR3: 0000000014797004 CR4: 0000000000771ef0
[    8.389774][  T166] PKRU: 55555554
[    8.389936][  T166] Call Trace:
[    8.390087][  T166]  <TASK>
[    8.390202][  T166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.390383][  T166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.390532][  T166]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    8.390714][  T166]  __dev_notify_flags (net/core/dev.c:9787)
[    8.390908][  T166]  ? netif_change_name (net/core/dev.c:1495)
[    8.391094][  T166]  ? __dev_change_flags (net/core/dev.c:9752)
[    8.391274][  T166]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    8.391452][  T166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.391632][  T166]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    8.391813][  T166]  netif_change_flags (net/core/dev.c:9820)
[    8.392008][  T166]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    8.392198][  T166]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    8.392380][  T166]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    8.392592][  T166]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    8.392771][  T166]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.392963][  T166]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    8.393152][  T166]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.393332][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.393514][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.393693][  T166]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.393886][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.394076][  T166]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    8.394256][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.394434][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.394615][  T166]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    8.394796][  T166]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    8.394987][  T166]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    8.395178][  T166]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.395361][  T166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    8.395542][  T166]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    8.395724][  T166]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.395918][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.396103][  T166]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.396281][  T166]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.396464][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.396641][  T166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.396821][  T166]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.397016][  T166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.397205][  T166]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.397387][  T166]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.397566][  T166]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.397747][  T166]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.397941][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.398129][  T166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.398308][  T166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.398489][  T166]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.398669][  T166]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.398867][  T166]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.399053][  T166]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.399239][  T166]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.399420][  T166]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.399602][  T166]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.399782][  T166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.399988][  T166]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.400178][  T166]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.400362][  T166]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.400545][  T166]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.400725][  T166]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.400917][  T166]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.401135][  T166]  ? move_addr_to_kernel (net/socket.c:258)
[    8.401318][  T166]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.401497][  T166]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.401680][  T166]  ___sys_sendmsg (net/socket.c:2752)
[    8.401874][  T166]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    8.402095][  T166]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.402284][  T166]  __sys_sendmsg (net/socket.c:2784)
[    8.402462][  T166]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.402639][  T166]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    8.402868][  T166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    8.403053][  T166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.403242][  T166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.403422][  T166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.403601][  T166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.403781][  T166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.404004][  T166] RIP: 0033:0x7f5121ce308e
[    8.404200][  T166] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.404713][  T166] RSP: 002b:00007ffddf862100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.404973][  T166] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5121ce308e
[    8.405225][  T166] RDX: 0000000000000000 RSI: 00007ffddf8621b0 RDI: 0000000000000005
[    8.405472][  T166] RBP: 00007ffddf862110 R08: 0000000000000000 R09: 0000000000000000
[    8.405717][  T166] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de88
[    8.405974][  T166] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffddf862880
| [    8.407655][  T166] ---[ end trace 0000000000000000 ]---
| [    8.543276][  T170] ------------[ cut here ]------------
| [    8.543472][  T170] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/170
| [    8.543998][  T170] Tainted: [W]=WARN
[    8.544107][  T170] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.544277][  T170] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.544452][  T170] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.544937][  T170] RSP: 0018:ffa0000000857ab0 EFLAGS: 00010286
[    8.545115][  T170] RAX: 00000000ffffffa6 RBX: ff11000015c33540 RCX: 1ff400000010af1c
[    8.545318][  T170] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c335f8
[    8.545521][  T170] RBP: ff11000009fb9000 R08: 1fe2200002b866c0 R09: ff1100000c372e80
[    8.545721][  T170] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    8.545925][  T170] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009fb9000
[    8.546134][  T170] FS:  00007f0ce1162840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[    8.546370][  T170] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.546539][  T170] CR2: 00007f0ce1369430 CR3: 00000000147a6001 CR4: 0000000000771ef0
[    8.546739][  T170] PKRU: 55555554
[    8.546852][  T170] Call Trace:
[    8.546955][  T170]  <TASK>
[    8.547024][  T170]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.547165][  T170]  ? notifier_call_chain (kernel/notifier.c:85)
[    8.547301][  T170]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.547406][  T170]  register_netdevice (net/core/dev.c:11488)
[    8.547542][  T170]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    8.547713][  T170]  register_netdev (net/core/dev.c:11552)
[    8.547853][  T170]  loopback_net_init (drivers/net/loopback.c:218)
[    8.547989][  T170]  ops_init (net/core/net_namespace.c:137)
[    8.548096][  T170]  setup_net (net/core/net_namespace.c:446)
[    8.548197][  T170]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    8.548333][  T170]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    8.548468][  T170]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    8.548605][  T170]  copy_net_ns (net/core/net_namespace.c:579)
[    8.548738][  T170]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.548878][  T170]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.549020][  T170]  ksys_unshare (kernel/fork.c:3243)
[    8.549160][  T170]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    8.549294][  T170]  ? __ia32_sys_open (fs/open.c:1374)
[    8.549435][  T170]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.549570][  T170]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    8.549705][  T170]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.549840][  T170]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.549974][  T170]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.550113][  T170]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.550280][  T170] RIP: 0033:0x7f0ce1424bcb
[    8.550420][  T170] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    8.550902][  T170] RSP: 002b:00007fff7c98f7b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    8.551107][  T170] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0ce1424bcb
[    8.551305][  T170] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.551508][  T170] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    8.551728][  T170] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff7c9919e0
[    8.551933][  T170] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff7c9938ca
| [    8.553281][  T170] ---[ end trace 0000000000000000 ]---
| [    8.556593][  T170] ------------[ cut here ]------------
| [    8.556747][  T170] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/170
| [    8.557265][  T170] Tainted: [W]=WARN
[    8.557366][  T170] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.557533][  T170] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.557707][  T170] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.558196][  T170] RSP: 0018:ffa0000000857a98 EFLAGS: 00010286
[    8.558365][  T170] RAX: 00000000ffffffa6 RBX: ff1100000c247700 RCX: 1ff400000010af19
[    8.558565][  T170] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c2477b8
[    8.558764][  T170] RBP: ff11000013c59000 R08: 1fe2200001848ef8 R09: ff1100000c372e80
[    8.558968][  T170] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    8.559172][  T170] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013c59000
[    8.559373][  T170] FS:  00007f0ce1162840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[    8.559608][  T170] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.559777][  T170] CR2: 00007f0ce1369430 CR3: 00000000147a6001 CR4: 0000000000771ef0
[    8.559985][  T170] PKRU: 55555554
[    8.560091][  T170] Call Trace:
[    8.560192][  T170]  <TASK>
[    8.560261][  T170]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.560395][  T170]  ? notifier_call_chain (kernel/notifier.c:85)
[    8.560530][  T170]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.560631][  T170]  register_netdevice (net/core/dev.c:11488)
[    8.560769][  T170]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    8.560940][  T170]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    8.561079][  T170]  register_netdev (net/core/dev.c:11552)
[    8.561213][  T170]  sit_init_net (net/ipv6/sit.c:1860)
[    8.561348][  T170]  ops_init (net/core/net_namespace.c:137)
[    8.561450][  T170]  setup_net (net/core/net_namespace.c:446)
[    8.561552][  T170]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    8.561685][  T170]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    8.561821][  T170]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    8.561961][  T170]  copy_net_ns (net/core/net_namespace.c:579)
[    8.562098][  T170]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.562234][  T170]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.562368][  T170]  ksys_unshare (kernel/fork.c:3243)
[    8.562502][  T170]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    8.562640][  T170]  ? __ia32_sys_open (fs/open.c:1374)
[    8.562778][  T170]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.562917][  T170]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    8.563050][  T170]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.563188][  T170]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.563329][  T170]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.563465][  T170]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.563629][  T170] RIP: 0033:0x7f0ce1424bcb
[    8.563769][  T170] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    8.564250][  T170] RSP: 002b:00007fff7c98f7b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    8.564449][  T170] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0ce1424bcb
[    8.564661][  T170] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.564871][  T170] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    8.565076][  T170] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff7c9919e0
[    8.565276][  T170] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff7c9938ca
| [    8.566614][  T170] ---[ end trace 0000000000000000 ]---
| [    8.595781][  T171] ------------[ cut here ]------------
| [    8.596442][  T171] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/171
| [    8.597050][  T171] Tainted: [W]=WARN
[    8.597209][  T171] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.597419][  T171] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.597639][  T171] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.598172][  T171] RSP: 0018:ffa0000000867020 EFLAGS: 00010286
[    8.598387][  T171] RAX: 00000000ffffffa6 RBX: ff110000144023c0 RCX: 1ff400000010cdca
[    8.598628][  T171] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000014402478
[    8.598884][  T171] RBP: ff11000009fb9000 R08: 1fe2200002880490 R09: ff11000009fcd158
[    8.599135][  T171] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    8.599384][  T171] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009fb9ce1
[    8.599631][  T171] FS:  00007f11705a2840(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[    8.599922][  T171] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.600138][  T171] CR2: 00007f11708721a0 CR3: 00000000139d7005 CR4: 0000000000771ef0
[    8.600382][  T171] PKRU: 55555554
[    8.600528][  T171] Call Trace:
[    8.600675][  T171]  <TASK>
[    8.600789][  T171]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.600979][  T171]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.601135][  T171]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    8.601314][  T171]  __dev_notify_flags (net/core/dev.c:9787)
[    8.601495][  T171]  ? netif_change_name (net/core/dev.c:1495)
[    8.601675][  T171]  ? __dev_change_flags (net/core/dev.c:9752)
[    8.601869][  T171]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    8.602048][  T171]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.602241][  T171]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    8.602424][  T171]  netif_change_flags (net/core/dev.c:9820)
[    8.602606][  T171]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    8.602789][  T171]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    8.602978][  T171]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    8.603202][  T171]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    8.603382][  T171]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.603563][  T171]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    8.603742][  T171]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.603935][  T171]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.604123][  T171]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.604305][  T171]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.604484][  T171]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.604664][  T171]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    8.604855][  T171]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.605033][  T171]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.605220][  T171]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    8.605401][  T171]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    8.605579][  T171]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    8.605763][  T171]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.605956][  T171]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    8.606144][  T171]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    8.606324][  T171]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.606505][  T171]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.606683][  T171]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.606872][  T171]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.607062][  T171]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.607244][  T171]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.607424][  T171]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.607602][  T171]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.607781][  T171]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.607975][  T171]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.608164][  T171]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.608342][  T171]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.608519][  T171]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.608703][  T171]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.608894][  T171]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.609081][  T171]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.609262][  T171]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.609442][  T171]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.609624][  T171]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.609802][  T171]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.610000][  T171]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.610193][  T171]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.610372][  T171]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.610552][  T171]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.610732][  T171]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.610925][  T171]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.611117][  T171]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.611297][  T171]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.611478][  T171]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.611689][  T171]  ? move_addr_to_kernel (net/socket.c:258)
[    8.611878][  T171]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.612067][  T171]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.612290][  T171]  ___sys_sendmsg (net/socket.c:2752)
[    8.612470][  T171]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    8.612683][  T171]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.612885][  T171]  __sys_sendmsg (net/socket.c:2784)
[    8.613073][  T171]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.613252][  T171]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    8.613465][  T171]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    8.613646][  T171]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.613841][  T171]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.614022][  T171]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.614210][  T171]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.614390][  T171]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.614601][  T171] RIP: 0033:0x7f11707dc08e
[    8.614787][  T171] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.615312][  T171] RSP: 002b:00007ffe65b5a670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.615562][  T171] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f11707dc08e
[    8.615806][  T171] RDX: 0000000000000000 RSI: 00007ffe65b5a720 RDI: 0000000000000005
[    8.616069][  T171] RBP: 00007ffe65b5a680 R08: 0000000000000000 R09: 0000000000000000
[    8.616312][  T171] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de88
[    8.616559][  T171] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe65b5adf0
| [    8.618228][  T171] ---[ end trace 0000000000000000 ]---
| [    8.723433][  T175] ------------[ cut here ]------------
| [    8.723631][  T175] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/175
| [    8.724251][  T175] Tainted: [W]=WARN
[    8.724396][  T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.724604][  T175] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.724820][  T175] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.725356][  T175] RSP: 0018:ffa00000008a7ab0 EFLAGS: 00010286
[    8.725570][  T175] RAX: 00000000ffffffa6 RBX: ff1100000c198900 RCX: 1ff4000000114f1c
[    8.725812][  T175] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c1989b8
[    8.726072][  T175] RBP: ff11000013851000 R08: 1fe2200001833138 R09: ff1100000c072e80
[    8.726315][  T175] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    8.726555][  T175] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013851000
[    8.726796][  T175] FS:  00007f10d479c840(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[    8.727092][  T175] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.727307][  T175] CR2: 00007f10d499dc20 CR3: 0000000013fbf005 CR4: 0000000000771ef0
[    8.727550][  T175] PKRU: 55555554
[    8.727695][  T175] Call Trace:
[    8.727852][  T175]  <TASK>
[    8.727966][  T175]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.728158][  T175]  ? notifier_call_chain (kernel/notifier.c:85)
[    8.728340][  T175]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.728490][  T175]  register_netdevice (net/core/dev.c:11488)
[    8.728671][  T175]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    8.728897][  T175]  register_netdev (net/core/dev.c:11552)
[    8.729082][  T175]  loopback_net_init (drivers/net/loopback.c:218)
[    8.729262][  T175]  ops_init (net/core/net_namespace.c:137)
[    8.729427][  T175]  setup_net (net/core/net_namespace.c:446)
[    8.729578][  T175]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    8.729758][  T175]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    8.729952][  T175]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    8.730139][  T175]  copy_net_ns (net/core/net_namespace.c:579)
[    8.730321][  T175]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.730503][  T175]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.730682][  T175]  ksys_unshare (kernel/fork.c:3243)
[    8.730875][  T175]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    8.731063][  T175]  ? __ia32_sys_open (fs/open.c:1374)
[    8.731247][  T175]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.731424][  T175]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    8.731603][  T175]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.731781][  T175]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.731974][  T175]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.732161][  T175]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.732370][  T175] RIP: 0033:0x7f10d4a5ebcb
[    8.732553][  T175] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    8.733081][  T175] RSP: 002b:00007ffef33fad88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    8.733325][  T175] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f10d4a5ebcb
[    8.733568][  T175] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.733810][  T175] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    8.734070][  T175] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffef33fcfb0
[    8.734312][  T175] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffef33fe8ca
| [    8.735985][  T175] ---[ end trace 0000000000000000 ]---
| [    8.739363][  T175] ------------[ cut here ]------------
| [    8.739546][  T175] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/175
| [    8.740156][  T175] Tainted: [W]=WARN
[    8.740299][  T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.740509][  T175] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.740724][  T175] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.741252][  T175] RSP: 0018:ffa00000008a7a98 EFLAGS: 00010286
[    8.741463][  T175] RAX: 00000000ffffffa6 RBX: ff1100000c199700 RCX: 1ff4000000114f19
[    8.741703][  T175] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c1997b8
[    8.742460][  T175] RBP: ff11000013a5c000 R08: 1fe22000018332f8 R09: ff1100000c072e80
[    8.742761][  T175] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    8.743078][  T175] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013a5c000
[    8.743381][  T175] FS:  00007f10d479c840(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[    8.743708][  T175] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.743988][  T175] CR2: 00007f10d499dc20 CR3: 0000000013fbf005 CR4: 0000000000771ef0
[    8.744295][  T175] PKRU: 55555554
[    8.744493][  T175] Call Trace:
[    8.744695][  T175]  <TASK>
[    8.744875][  T175]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.745113][  T175]  ? notifier_call_chain (kernel/notifier.c:85)
[    8.745346][  T175]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.745544][  T175]  register_netdevice (net/core/dev.c:11488)
[    8.745778][  T175]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    8.746062][  T175]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    8.746294][  T175]  register_netdev (net/core/dev.c:11552)
[    8.746526][  T175]  sit_init_net (net/ipv6/sit.c:1860)
[    8.746758][  T175]  ops_init (net/core/net_namespace.c:137)
[    8.746965][  T175]  setup_net (net/core/net_namespace.c:446)
[    8.747172][  T175]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    8.747404][  T175]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    8.747633][  T175]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    8.747876][  T175]  copy_net_ns (net/core/net_namespace.c:579)
[    8.748093][  T175]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.748274][  T175]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.748454][  T175]  ksys_unshare (kernel/fork.c:3243)
[    8.748634][  T175]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    8.748815][  T175]  ? __ia32_sys_open (fs/open.c:1374)
[    8.749007][  T175]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.749192][  T175]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    8.749372][  T175]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.749551][  T175]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.749729][  T175]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.749921][  T175]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.750134][  T175] RIP: 0033:0x7f10d4a5ebcb
[    8.750319][  T175] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    8.750839][  T175] RSP: 002b:00007ffef33fad88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    8.751086][  T175] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f10d4a5ebcb
[    8.751329][  T175] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.751571][  T175] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    8.751811][  T175] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffef33fcfb0
[    8.752069][  T175] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffef33fe8ca
| [    8.753712][  T175] ---[ end trace 0000000000000000 ]---
| [    8.786808][  T176] ------------[ cut here ]------------
| [    8.786978][  T176] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/176
| [    8.787496][  T176] Tainted: [W]=WARN
[    8.787597][  T176] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.787764][  T176] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.787947][  T176] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.788428][  T176] RSP: 0018:ffa00000008b7020 EFLAGS: 00010286
[    8.788596][  T176] RAX: 00000000ffffffa6 RBX: ff1100001456e040 RCX: 1ff4000000116dca
[    8.788794][  T176] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001456e0f8
[    8.788999][  T176] RBP: ff11000013851000 R08: 1fe22000028adc20 R09: ff1100000af85158
[    8.789201][  T176] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    8.789398][  T176] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013851ce1
[    8.789596][  T176] FS:  00007effb71f7840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[    8.789831][  T176] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.789998][  T176] CR2: 00000000284f9988 CR3: 0000000013fc7004 CR4: 0000000000771ef0
[    8.790200][  T176] PKRU: 55555554
[    8.790299][  T176] Call Trace:
[    8.790398][  T176]  <TASK>
[    8.790466][  T176]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.790600][  T176]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.790701][  T176]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    8.790868][  T176]  __dev_notify_flags (net/core/dev.c:9787)
[    8.791003][  T176]  ? netif_change_name (net/core/dev.c:1495)
[    8.791140][  T176]  ? __dev_change_flags (net/core/dev.c:9752)
[    8.791272][  T176]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    8.791404][  T176]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.791536][  T176]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    8.791671][  T176]  netif_change_flags (net/core/dev.c:9820)
[    8.791806][  T176]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    8.791945][  T176]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    8.792082][  T176]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    8.792249][  T176]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    8.792381][  T176]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.792514][  T176]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    8.792647][  T176]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.792783][  T176]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.792923][  T176]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.793054][  T176]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.793190][  T176]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.793322][  T176]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    8.793456][  T176]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.793589][  T176]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.793721][  T176]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    8.793931][  T176]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    8.794145][  T176]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    8.794278][  T176]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.794410][  T176]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    8.794544][  T176]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    8.794678][  T176]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.794812][  T176]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.794971][  T176]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.795109][  T176]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.795244][  T176]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.795376][  T176]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.795507][  T176]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.795641][  T176]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.795774][  T176]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.795912][  T176]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.796047][  T176]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.796184][  T176]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.796315][  T176]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.796448][  T176]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.796581][  T176]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.796716][  T176]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.796855][  T176]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.796987][  T176]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.797128][  T176]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.797259][  T176]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.797393][  T176]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.797527][  T176]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.797660][  T176]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.797795][  T176]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.797935][  T176]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.798072][  T176]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.798206][  T176]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.798338][  T176]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.798470][  T176]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.798634][  T176]  ? move_addr_to_kernel (net/socket.c:258)
[    8.798767][  T176]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.798902][  T176]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.799038][  T176]  ___sys_sendmsg (net/socket.c:2752)
[    8.799176][  T176]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    8.799342][  T176]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.799484][  T176]  __sys_sendmsg (net/socket.c:2784)
[    8.799617][  T176]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.799750][  T176]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    8.799922][  T176]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    8.800060][  T176]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.800195][  T176]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.800328][  T176]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.800460][  T176]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.800595][  T176]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.800759][  T176] RIP: 0033:0x7effb743108e
[    8.800901][  T176] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.801376][  T176] RSP: 002b:00007ffc3b5d14e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.801577][  T176] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007effb743108e
[    8.801775][  T176] RDX: 0000000000000000 RSI: 00007ffc3b5d1590 RDI: 0000000000000005
[    8.801979][  T176] RBP: 00007ffc3b5d14f0 R08: 0000000000000000 R09: 0000000000000000
[    8.802184][  T176] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de89
[    8.802383][  T176] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3b5d1c60
| [    8.803715][  T176] ---[ end trace 0000000000000000 ]---
| [    8.909475][  T180] ------------[ cut here ]------------
| [    8.909635][  T180] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/180
| [    8.910142][  T180] Tainted: [W]=WARN
[    8.910243][  T180] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.910411][  T180] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.910581][  T180] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.911063][  T180] RSP: 0018:ffa00000008e7ab0 EFLAGS: 00010286
[    8.911230][  T180] RAX: 00000000ffffffa6 RBX: ff1100001447c580 RCX: 1ff400000011cf1c
[    8.911431][  T180] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001447c638
[    8.911634][  T180] RBP: ff1100000ae19000 R08: 1fe220000288f8c8 R09: ff1100000aec0b80
[    8.911837][  T180] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    8.912036][  T180] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ae19000
[    8.912236][  T180] FS:  00007ff696264840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[    8.912467][  T180] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.912633][  T180] CR2: 00007ff696470690 CR3: 0000000015d0d004 CR4: 0000000000771ef0
[    8.912837][  T180] PKRU: 55555554
[    8.912936][  T180] Call Trace:
[    8.913034][  T180]  <TASK>
[    8.913106][  T180]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.913238][  T180]  ? notifier_call_chain (kernel/notifier.c:85)
[    8.913370][  T180]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.913485][  T180]  register_netdevice (net/core/dev.c:11488)
[    8.913618][  T180]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    8.913784][  T180]  register_netdev (net/core/dev.c:11552)
[    8.913922][  T180]  loopback_net_init (drivers/net/loopback.c:218)
[    8.914060][  T180]  ops_init (net/core/net_namespace.c:137)
[    8.914161][  T180]  setup_net (net/core/net_namespace.c:446)
[    8.914262][  T180]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    8.914394][  T180]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    8.914527][  T180]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    8.914662][  T180]  copy_net_ns (net/core/net_namespace.c:579)
[    8.914797][  T180]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.914938][  T180]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.915076][  T180]  ksys_unshare (kernel/fork.c:3243)
[    8.915208][  T180]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    8.915342][  T180]  ? __ia32_sys_open (fs/open.c:1374)
[    8.915477][  T180]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.915609][  T180]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    8.915740][  T180]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.915875][  T180]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.916007][  T180]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.916144][  T180]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.916307][  T180] RIP: 0033:0x7ff696526bcb
[    8.916446][  T180] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    8.916982][  T180] RSP: 002b:00007ffc60e16318 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    8.917186][  T180] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff696526bcb
[    8.917385][  T180] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.917583][  T180] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    8.917781][  T180] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc60e18540
[    8.918045][  T180] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc60e198ca
| [    8.919501][  T180] ---[ end trace 0000000000000000 ]---
| [    8.927469][  T180] ------------[ cut here ]------------
| [    8.927621][  T180] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/180
| [    8.928295][  T180] Tainted: [W]=WARN
[    8.928395][  T180] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.928560][  T180] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.928732][  T180] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.929211][  T180] RSP: 0018:ffa00000008e7a98 EFLAGS: 00010286
[    8.929379][  T180] RAX: 00000000ffffffa6 RBX: ff1100001447d380 RCX: 1ff400000011cf19
[    8.929578][  T180] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001447d438
[    8.929773][  T180] RBP: ff1100000c14c000 R08: 1fe220000288fa88 R09: ff1100000aec0b80
[    8.929972][  T180] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    8.930174][  T180] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c14c000
[    8.930370][  T180] FS:  00007ff696264840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[    8.930600][  T180] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.930765][  T180] CR2: 00007ff696470690 CR3: 0000000015d0d004 CR4: 0000000000771ef0
[    8.930968][  T180] PKRU: 55555554
[    8.931070][  T180] Call Trace:
[    8.931167][  T180]  <TASK>
[    8.931235][  T180]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.931367][  T180]  ? notifier_call_chain (kernel/notifier.c:85)
[    8.931500][  T180]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.931601][  T180]  register_netdevice (net/core/dev.c:11488)
[    8.931736][  T180]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    8.931904][  T180]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    8.932037][  T180]  register_netdev (net/core/dev.c:11552)
[    8.932174][  T180]  sit_init_net (net/ipv6/sit.c:1860)
[    8.932309][  T180]  ops_init (net/core/net_namespace.c:137)
[    8.932409][  T180]  setup_net (net/core/net_namespace.c:446)
[    8.932509][  T180]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    8.932641][  T180]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    8.932773][  T180]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    8.932910][  T180]  copy_net_ns (net/core/net_namespace.c:579)
[    8.933043][  T180]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.933181][  T180]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.933313][  T180]  ksys_unshare (kernel/fork.c:3243)
[    8.933445][  T180]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    8.933579][  T180]  ? __ia32_sys_open (fs/open.c:1374)
[    8.933714][  T180]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.933849][  T180]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    8.933980][  T180]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.934116][  T180]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.934247][  T180]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.934378][  T180]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.934542][  T180] RIP: 0033:0x7ff696526bcb
[    8.934679][  T180] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    8.935157][  T180] RSP: 002b:00007ffc60e16318 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    8.935356][  T180] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff696526bcb
[    8.935553][  T180] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.935751][  T180] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    8.935953][  T180] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc60e18540
[    8.936155][  T180] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc60e198ca
| [    8.937467][  T180] ---[ end trace 0000000000000000 ]---
| [    8.965209][  T181] ------------[ cut here ]------------
| [    8.965399][  T181] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/181
| [    8.966002][  T181] Tainted: [W]=WARN
[    8.966158][  T181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.966370][  T181] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.966586][  T181] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.967261][  T181] RSP: 0018:ffa00000008f7020 EFLAGS: 00010286
[    8.967475][  T181] RAX: 00000000ffffffa6 RBX: ff1100001447dc40 RCX: 1ff400000011edca
[    8.967716][  T181] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001447dcf8
[    8.967968][  T181] RBP: ff1100000ae19000 R08: 1fe220000288fba0 R09: ff11000013b80b58
[    8.968229][  T181] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    8.968474][  T181] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ae19ce1
[    8.968716][  T181] FS:  00007f43ee8d6840(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[    8.969002][  T181] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.969221][  T181] CR2: 000000001280c988 CR3: 0000000015cdf001 CR4: 0000000000771ef0
[    8.969465][  T181] PKRU: 55555554
[    8.969611][  T181] Call Trace:
[    8.969755][  T181]  <TASK>
[    8.969878][  T181]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.970066][  T181]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.970213][  T181]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    8.970391][  T181]  __dev_notify_flags (net/core/dev.c:9787)
[    8.970571][  T181]  ? netif_change_name (net/core/dev.c:1495)
[    8.970749][  T181]  ? __dev_change_flags (net/core/dev.c:9752)
[    8.970942][  T181]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    8.971127][  T181]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.971306][  T181]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    8.971486][  T181]  netif_change_flags (net/core/dev.c:9820)
[    8.971665][  T181]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    8.971858][  T181]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    8.972038][  T181]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    8.972258][  T181]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    8.972438][  T181]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.972615][  T181]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    8.972791][  T181]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.972982][  T181]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.973169][  T181]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.973348][  T181]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.973529][  T181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.973707][  T181]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    8.973897][  T181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.974083][  T181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.974263][  T181]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    8.974442][  T181]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    8.974620][  T181]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    8.974800][  T181]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.974995][  T181]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    8.975185][  T181]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    8.975367][  T181]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.975547][  T181]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.975726][  T181]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.975915][  T181]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.976104][  T181]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.976284][  T181]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.976462][  T181]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.976643][  T181]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.976826][  T181]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.977014][  T181]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.977201][  T181]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.977378][  T181]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.977558][  T181]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.977739][  T181]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.977928][  T181]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.978113][  T181]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.978295][  T181]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    8.978474][  T181]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.978655][  T181]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.978843][  T181]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.979023][  T181]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.979208][  T181]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.979386][  T181]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.979565][  T181]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.979744][  T181]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.979935][  T181]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.980122][  T181]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.980305][  T181]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.980487][  T181]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.980695][  T181]  ? move_addr_to_kernel (net/socket.c:258)
[    8.980887][  T181]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.981072][  T181]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.981250][  T181]  ___sys_sendmsg (net/socket.c:2752)
[    8.981427][  T181]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    8.981636][  T181]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.981884][  T181]  __sys_sendmsg (net/socket.c:2784)
[    8.982072][  T181]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.982250][  T181]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    8.982462][  T181]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    8.982641][  T181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.982819][  T181]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.983010][  T181]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.983198][  T181]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.983380][  T181]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.983587][  T181] RIP: 0033:0x7f43eeb1008e
[    8.983769][  T181] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.984297][  T181] RSP: 002b:00007ffc94ffa940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.984543][  T181] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f43eeb1008e
[    8.984783][  T181] RDX: 0000000000000000 RSI: 00007ffc94ffa9f0 RDI: 0000000000000005
[    8.985036][  T181] RBP: 00007ffc94ffa950 R08: 0000000000000000 R09: 0000000000000000
[    8.985285][  T181] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de89
[    8.985528][  T181] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc94ffb0c0
| [    8.987197][  T181] ---[ end trace 0000000000000000 ]---
| [    9.117622][  T186] ------------[ cut here ]------------
| [    9.117870][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [    9.118411][  T186] Tainted: [W]=WARN
[    9.118514][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.118701][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.118893][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.119390][  T186] RSP: 0018:ffa0000000946e20 EFLAGS: 00010286
[    9.119614][  T186] RAX: 00000000ffffffa6 RBX: ff11000014639c40 RCX: 1ff4000000128d8a
[    9.119818][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000014639cf8
[    9.120030][  T186] RBP: ff11000008479000 R08: 1fe22000028c73a0 R09: ff11000009fc5180
[    9.120241][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.120444][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000093fb188
[    9.120652][  T186] FS:  00007f192adc1840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[    9.120901][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.121080][  T186] CR2: 000000000042ebe0 CR3: 0000000013ae3006 CR4: 0000000000771ef0
[    9.121298][  T186] PKRU: 55555554
[    9.121403][  T186] Call Trace:
[    9.121506][  T186]  <TASK>
[    9.121579][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.121719][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.121922][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.122067][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.122204][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.122344][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.122483][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.122622][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.122760][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.122991][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.123136][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.123274][  T186]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.123413][  T186]  veth_newlink (drivers/net/veth.c:1871)
[    9.123553][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470)
[    9.123694][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.123912][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.124156][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.124309][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.124448][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.124587][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.124727][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.124960][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.125105][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.125246][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.125384][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.125522][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.125664][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.125805][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.125949][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.126092][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.126230][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.126370][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.126508][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.126647][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.126784][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.126927][  T186]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.127070][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.127210][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.127346][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.127484][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.127622][  T186]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.127760][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.127905][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.128043][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.128190][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.128328][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.128466][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.128604][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.128744][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.128887][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.129027][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.129170][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.129306][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.129476][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.129616][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.129753][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.129899][  T186]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.130082][  T186]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.130221][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.130359][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.130500][  T186]  ? 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)
[    9.130656][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.130872][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.131095][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.131306][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.131521][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.131785][  T186] RIP: 0033:0x7f192affb08e
[    9.132014][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.132637][  T186] RSP: 002b:00007ffd5218ff50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.132853][  T186] RAX: ffffffffffffffda RBX: 00007ffd521906f8 RCX: 00007f192affb08e
[    9.133067][  T186] RDX: 0000000000000000 RSI: 00007ffd52190000 RDI: 0000000000000005
[    9.133272][  T186] RBP: 00007ffd5218ff60 R08: 0000000000000000 R09: 0000000000000000
[    9.133477][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de89
[    9.133681][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd521906c0
| [    9.135073][  T186] ---[ end trace 0000000000000000 ]---
| [    9.149303][  T186] ------------[ cut here ]------------
| [    9.149491][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [    9.149996][  T186] Tainted: [W]=WARN
[    9.150140][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.150312][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.150490][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.150991][  T186] RSP: 0018:ffa00000009471a0 EFLAGS: 00010286
[    9.151170][  T186] RAX: 00000000ffffffa6 RBX: ff11000005031a80 RCX: 1ff4000000128dfa
[    9.151372][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005031b38
[    9.151574][  T186] RBP: ff11000013a21000 R08: 1fe2200000a06368 R09: ff11000009fc5180
[    9.151778][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.152014][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.152227][  T186] FS:  00007f192adc1840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[    9.152465][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.152637][  T186] CR2: 000000000042ebe0 CR3: 0000000013ae3006 CR4: 0000000000771ef0
[    9.152843][  T186] PKRU: 55555554
[    9.152945][  T186] Call Trace:
[    9.153047][  T186]  <TASK>
[    9.153122][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.153261][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.153365][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.153502][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.153640][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.153776][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.153918][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.154055][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.154197][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.154332][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.154467][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.154608][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.154748][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.154890][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.155026][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.155175][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.155313][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.155449][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.155585][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.155720][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.155862][  T186]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.155996][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.156137][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.156272][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.156407][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.156541][  T186]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.156676][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.156814][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.156954][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.157097][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.157233][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.157369][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.157505][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.157641][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.157779][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.157923][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.158065][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.158201][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.158368][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.158507][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.158642][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.158782][  T186]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.158958][  T186]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.159101][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.159236][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.159374][  T186]  ? 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)
[    9.159511][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.159651][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.159787][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.159928][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.160068][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.160237][  T186] RIP: 0033:0x7f192affb08e
[    9.160378][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.160865][  T186] RSP: 002b:00007ffd5218ff50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.161075][  T186] RAX: ffffffffffffffda RBX: 00007ffd521906f8 RCX: 00007f192affb08e
[    9.161277][  T186] RDX: 0000000000000000 RSI: 00007ffd52190000 RDI: 0000000000000005
[    9.161477][  T186] RBP: 00007ffd5218ff60 R08: 0000000000000000 R09: 0000000000000000
[    9.161679][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de89
[    9.161886][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd521906c0
| [    9.163237][  T186] ---[ end trace 0000000000000000 ]---
| [    9.196797][  T188] ------------[ cut here ]------------
| [    9.197577][  T188] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/188
| [    9.198114][  T188] Tainted: [W]=WARN
[    9.198217][  T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.198390][  T188] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.198570][  T188] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.199067][  T188] RSP: 0018:ffa0000000956e20 EFLAGS: 00010286
[    9.199242][  T188] RAX: 00000000ffffffa6 RBX: ff11000005031e00 RCX: 1ff400000012ad8a
[    9.199447][  T188] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005031eb8
[    9.199652][  T188] RBP: ff11000013a4c000 R08: 1fe2200000a063d8 R09: ff11000009fc0b80
[    9.199865][  T188] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.200079][  T188] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009cc0788
[    9.200284][  T188] FS:  00007f48c49ad840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[    9.200522][  T188] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.200696][  T188] CR2: 000000000042ebe0 CR3: 0000000013ae1002 CR4: 0000000000771ef0
[    9.200906][  T188] PKRU: 55555554
[    9.201009][  T188] Call Trace:
[    9.201130][  T188]  <TASK>
[    9.201200][  T188]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.201338][  T188]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.201441][  T188]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.201609][  T188]  __dev_notify_flags (net/core/dev.c:9787)
[    9.201747][  T188]  ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3))
[    9.201889][  T188]  ? netif_change_name (net/core/dev.c:1495)
[    9.202026][  T188]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.202168][  T188]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.202302][  T188]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.202438][  T188]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.202573][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.202712][  T188]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.202855][  T188]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.202992][  T188]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.203133][  T188]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.203272][  T188]  veth_newlink (drivers/net/veth.c:1871)
[    9.203409][  T188]  ? veth_poll_controller (drivers/net/veth.c:1470)
[    9.203545][  T188]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.203684][  T188]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.203819][  T188]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.203973][  T188]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.204115][  T188]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.204253][  T188]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.204388][  T188]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.204525][  T188]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.204663][  T188]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.204800][  T188]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.204939][  T188]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.205081][  T188]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.205222][  T188]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.205361][  T188]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.205499][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.205636][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.205771][  T188]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.205914][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.206051][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.206196][  T188]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.206332][  T188]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.206467][  T188]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.206602][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.206738][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.206880][  T188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.207016][  T188]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.207157][  T188]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.207294][  T188]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.207432][  T188]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.207576][  T188]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.207714][  T188]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.207858][  T188]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.207996][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.208139][  T188]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.208279][  T188]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.208417][  T188]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.208557][  T188]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.208695][  T188]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.208837][  T188]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.209009][  T188]  ? move_addr_to_kernel (net/socket.c:258)
[    9.209155][  T188]  ___sys_sendmsg (net/socket.c:2752)
[    9.209292][  T188]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.209432][  T188]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.209606][  T188]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.209745][  T188]  __sys_sendmsg (net/socket.c:2784)
[    9.209889][  T188]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.210031][  T188]  ? 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)
[    9.210171][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.210311][  T188]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.210448][  T188]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.210584][  T188]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.210723][  T188]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.210898][  T188] RIP: 0033:0x7f48c4be708e
[    9.211040][  T188] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.211530][  T188] RSP: 002b:00007fffa345a8d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.211735][  T188] RAX: ffffffffffffffda RBX: 00007fffa345b078 RCX: 00007f48c4be708e
[    9.211943][  T188] RDX: 0000000000000000 RSI: 00007fffa345a980 RDI: 0000000000000005
[    9.212153][  T188] RBP: 00007fffa345a8e0 R08: 0000000000000000 R09: 0000000000000000
[    9.212355][  T188] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de89
[    9.212558][  T188] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa345b040
| [    9.213926][  T188] ---[ end trace 0000000000000000 ]---
| [    9.220514][  T188] ------------[ cut here ]------------
| [    9.220670][  T188] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/188
| [    9.221693][  T188] Tainted: [W]=WARN
[    9.221794][  T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.222021][  T188] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.222274][  T188] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.222754][  T188] RSP: 0018:ffa00000009571a0 EFLAGS: 00010286
[    9.222981][  T188] RAX: 00000000ffffffa6 RBX: ff1100001470c040 RCX: 1ff400000012adfa
[    9.223197][  T188] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001470c0f8
[    9.223399][  T188] RBP: ff110000098a9000 R08: 1fe22000028e1820 R09: ff11000009fc0b80
[    9.223602][  T188] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.223803][  T188] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.224067][  T188] FS:  00007f48c49ad840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[    9.224303][  T188] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.224513][  T188] CR2: 000000000042ebe0 CR3: 0000000013ae1002 CR4: 0000000000771ef0
[    9.224773][  T188] PKRU: 55555554
[    9.224934][  T188] Call Trace:
[    9.225034][  T188]  <TASK>
[    9.225108][  T188]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.225245][  T188]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.225349][  T188]  __dev_notify_flags (net/core/dev.c:9787)
[    9.225485][  T188]  ? netif_change_name (net/core/dev.c:1495)
[    9.225622][  T188]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.225758][  T188]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.225951][  T188]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.226093][  T188]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.226229][  T188]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.226364][  T188]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.226498][  T188]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.226639][  T188]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.226776][  T188]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.226969][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.227110][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.227244][  T188]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.227383][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.227519][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.227654][  T188]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.227789][  T188]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.227981][  T188]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.228121][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.228256][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.228389][  T188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.228525][  T188]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.228660][  T188]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.228796][  T188]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.228990][  T188]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.229131][  T188]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.229266][  T188]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.229402][  T188]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.229537][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.229674][  T188]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.229811][  T188]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.230003][  T188]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.230145][  T188]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.230279][  T188]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.230415][  T188]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.230582][  T188]  ? move_addr_to_kernel (net/socket.c:258)
[    9.230721][  T188]  ___sys_sendmsg (net/socket.c:2752)
[    9.230912][  T188]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.231052][  T188]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.231228][  T188]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.231364][  T188]  __sys_sendmsg (net/socket.c:2784)
[    9.231499][  T188]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.231636][  T188]  ? 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)
[    9.231771][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.231959][  T188]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.232100][  T188]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.232236][  T188]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.232370][  T188]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.232537][  T188] RIP: 0033:0x7f48c4be708e
[    9.232677][  T188] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.233221][  T188] RSP: 002b:00007fffa345a8d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.233425][  T188] RAX: ffffffffffffffda RBX: 00007fffa345b078 RCX: 00007f48c4be708e
[    9.233627][  T188] RDX: 0000000000000000 RSI: 00007fffa345a980 RDI: 0000000000000005
[    9.233884][  T188] RBP: 00007fffa345a8e0 R08: 0000000000000000 R09: 0000000000000000
[    9.234089][  T188] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de89
[    9.234288][  T188] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa345b040
| [    9.235682][  T188] ---[ end trace 0000000000000000 ]---
| [    9.268440][  T189] ------------[ cut here ]------------
| [    9.268599][  T189] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/189
| [    9.269132][  T189] Tainted: [W]=WARN
[    9.269238][  T189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.269409][  T189] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.269588][  T189] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.270079][  T189] RSP: 0018:ffa0000000966e20 EFLAGS: 00010286
[    9.270254][  T189] RAX: 00000000ffffffa6 RBX: ff1100001470dc40 RCX: 1ff400000012cd8a
[    9.270458][  T189] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001470dcf8
[    9.270661][  T189] RBP: ff11000015ee1000 R08: 1fe22000028e1ba0 R09: ff110000139a2e80
[    9.270870][  T189] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.271079][  T189] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a45ea88
[    9.271284][  T189] FS:  00007fe2ddd99840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[    9.271524][  T189] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.271695][  T189] CR2: 00007fe2de100f5d CR3: 0000000015c4c004 CR4: 0000000000771ef0
[    9.271908][  T189] PKRU: 55555554
[    9.272011][  T189] Call Trace:
[    9.272117][  T189]  <TASK>
[    9.272187][  T189]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.272326][  T189]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.272428][  T189]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.272599][  T189]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[    9.272736][  T189]  __dev_notify_flags (net/core/dev.c:9787)
[    9.272878][  T189]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.273016][  T189]  ? netif_change_name (net/core/dev.c:1495)
[    9.273158][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.273296][  T189]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.273433][  T189]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.273569][  T189]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.273707][  T189]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.273850][  T189]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.273987][  T189]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.274129][  T189]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.274267][  T189]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.274403][  T189]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.274542][  T189]  veth_newlink (drivers/net/veth.c:1871)
[    9.274682][  T189]  ? veth_poll_controller (drivers/net/veth.c:1470)
[    9.274817][  T189]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.274959][  T189]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.275099][  T189]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.275251][  T189]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.275387][  T189]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.275524][  T189]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.275661][  T189]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.275799][  T189]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.275941][  T189]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.276083][  T189]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.276221][  T189]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.276357][  T189]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.276498][  T189]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.276638][  T189]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.276777][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.276919][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.277054][  T189]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.277210][  T189]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.277349][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.277486][  T189]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.277622][  T189]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.277758][  T189]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.277899][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.278036][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.278177][  T189]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.278314][  T189]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.278451][  T189]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.278588][  T189]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.278727][  T189]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.278867][  T189]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.279004][  T189]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.279144][  T189]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.279281][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.279419][  T189]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.279555][  T189]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.279692][  T189]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.279833][  T189]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.279969][  T189]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.280110][  T189]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.280278][  T189]  ? move_addr_to_kernel (net/socket.c:258)
[    9.280419][  T189]  ___sys_sendmsg (net/socket.c:2752)
[    9.280555][  T189]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.280694][  T189]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.280872][  T189]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.281010][  T189]  __sys_sendmsg (net/socket.c:2784)
[    9.281151][  T189]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.281290][  T189]  ? 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)
[    9.281426][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.281562][  T189]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.281694][  T189]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.281829][  T189]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.281960][  T189]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.282215][  T189] RIP: 0033:0x7fe2ddfd308e
[    9.282360][  T189] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.282861][  T189] RSP: 002b:00007ffe3f8203e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.283078][  T189] RAX: ffffffffffffffda RBX: 00007ffe3f820b88 RCX: 00007fe2ddfd308e
[    9.283279][  T189] RDX: 0000000000000000 RSI: 00007ffe3f820490 RDI: 0000000000000005
[    9.283476][  T189] RBP: 00007ffe3f8203f0 R08: 0000000000000000 R09: 0000000000000000
[    9.283674][  T189] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de89
[    9.283874][  T189] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3f820b50
| [    9.285209][  T189] ---[ end trace 0000000000000000 ]---
| [    9.293562][  T189] ------------[ cut here ]------------
| [    9.293734][  T189] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/189
| [    9.294238][  T189] Tainted: [W]=WARN
[    9.294338][  T189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.294502][  T189] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.294672][  T189] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.295146][  T189] RSP: 0018:ffa00000009671a0 EFLAGS: 00010286
[    9.295313][  T189] RAX: 00000000ffffffa6 RBX: ff11000009c68ac0 RCX: 1ff400000012cdfa
[    9.295507][  T189] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009c68b78
[    9.295706][  T189] RBP: ff11000015edc000 R08: 1fe220000138d170 R09: ff110000139a2e80
[    9.295960][  T189] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.296164][  T189] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.296361][  T189] FS:  00007fe2ddd99840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[    9.296592][  T189] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.296759][  T189] CR2: 00007fe2de100f5d CR3: 0000000015c4c004 CR4: 0000000000771ef0
[    9.297014][  T189] PKRU: 55555554
[    9.297121][  T189] Call Trace:
[    9.297219][  T189]  <TASK>
[    9.297287][  T189]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.297421][  T189]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.297520][  T189]  __dev_notify_flags (net/core/dev.c:9787)
[    9.297653][  T189]  ? netif_change_name (net/core/dev.c:1495)
[    9.297784][  T189]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.297971][  T189]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.298107][  T189]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.298238][  T189]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.298370][  T189]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.298501][  T189]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.298630][  T189]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.298767][  T189]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.298960][  T189]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.299100][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.299231][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.299360][  T189]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.299494][  T189]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.299625][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.299761][  T189]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.299955][  T189]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.300094][  T189]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.300229][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.300365][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.300494][  T189]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.300624][  T189]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.300811][  T189]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.301018][  T189]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.301157][  T189]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.301287][  T189]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.301420][  T189]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.301576][  T189]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.301707][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.301929][  T189]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.302066][  T189]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.302219][  T189]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.302354][  T189]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.302483][  T189]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.302614][  T189]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.302774][  T189]  ? move_addr_to_kernel (net/socket.c:258)
[    9.303001][  T189]  ___sys_sendmsg (net/socket.c:2752)
[    9.303135][  T189]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.303268][  T189]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.303434][  T189]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.303566][  T189]  __sys_sendmsg (net/socket.c:2784)
[    9.303695][  T189]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.303925][  T189]  ? 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)
[    9.304088][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.304219][  T189]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.304349][  T189]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.304478][  T189]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.304619][  T189]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.304781][  T189] RIP: 0033:0x7fe2ddfd308e
[    9.305010][  T189] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.305475][  T189] RSP: 002b:00007ffe3f8203e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.305671][  T189] RAX: ffffffffffffffda RBX: 00007ffe3f820b88 RCX: 00007fe2ddfd308e
[    9.305949][  T189] RDX: 0000000000000000 RSI: 00007ffe3f820490 RDI: 0000000000000005
[    9.306148][  T189] RBP: 00007ffe3f8203f0 R08: 0000000000000000 R09: 0000000000000000
[    9.306363][  T189] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de89
[    9.306590][  T189] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3f820b50
| [    9.307896][  T189] ---[ end trace 0000000000000000 ]---
| [    9.340048][  T190] ------------[ cut here ]------------
| [    9.340232][  T190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/190
| [    9.340728][  T190] Tainted: [W]=WARN
[    9.340834][  T190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.341010][  T190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.341190][  T190] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.341669][  T190] RSP: 0018:ffa0000000976e20 EFLAGS: 00010286
[    9.341922][  T190] RAX: 00000000ffffffa6 RBX: ff1100000c246e40 RCX: 1ff400000012ed8a
[    9.342221][  T190] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c246ef8
[    9.342518][  T190] RBP: ff11000013a24000 R08: 1fe2200001848de0 R09: ff110000139a0b80
[    9.342767][  T190] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.342972][  T190] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ad8f888
[    9.343178][  T190] FS:  00007f9af5f66840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[    9.343410][  T190] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.343576][  T190] CR2: 000000000042ebe0 CR3: 0000000015d3a001 CR4: 0000000000771ef0
[    9.343774][  T190] PKRU: 55555554
[    9.343879][  T190] Call Trace:
[    9.343977][  T190]  <TASK>
[    9.344044][  T190]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.344183][  T190]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.344283][  T190]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.344445][  T190]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[    9.344577][  T190]  __dev_notify_flags (net/core/dev.c:9787)
[    9.344708][  T190]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.344842][  T190]  ? netif_change_name (net/core/dev.c:1495)
[    9.344973][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.345109][  T190]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.345239][  T190]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.345396][  T190]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.345527][  T190]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.345658][  T190]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.345789][  T190]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.345926][  T190]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.346069][  T190]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.346200][  T190]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.346333][  T190]  veth_newlink (drivers/net/veth.c:1871)
[    9.346465][  T190]  ? veth_poll_controller (drivers/net/veth.c:1470)
[    9.346595][  T190]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.346726][  T190]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.346864][  T190]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.347007][  T190]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.347141][  T190]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.347276][  T190]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.347412][  T190]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.347544][  T190]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.347676][  T190]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.347810][  T190]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.347946][  T190]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.348087][  T190]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.348227][  T190]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.348361][  T190]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.348494][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.348626][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.348757][  T190]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.348905][  T190]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.349038][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.349174][  T190]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.349304][  T190]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.349434][  T190]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.349566][  T190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.349701][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.349836][  T190]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.349978][  T190]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.350114][  T190]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.350244][  T190]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.350378][  T190]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.350507][  T190]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.350639][  T190]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.350771][  T190]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.350927][  T190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.351069][  T190]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.351200][  T190]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.351333][  T190]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.351464][  T190]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.351594][  T190]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.351729][  T190]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.351900][  T190]  ? move_addr_to_kernel (net/socket.c:258)
[    9.352035][  T190]  ___sys_sendmsg (net/socket.c:2752)
[    9.352172][  T190]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.352306][  T190]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.352476][  T190]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.352613][  T190]  __sys_sendmsg (net/socket.c:2784)
[    9.352745][  T190]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.352884][  T190]  ? 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)
[    9.353017][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.353153][  T190]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.353286][  T190]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.353418][  T190]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.353557][  T190]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.353720][  T190] RIP: 0033:0x7f9af61a008e
[    9.353864][  T190] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.354335][  T190] RSP: 002b:00007ffc94728860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.354532][  T190] RAX: ffffffffffffffda RBX: 00007ffc94729008 RCX: 00007f9af61a008e
[    9.354730][  T190] RDX: 0000000000000000 RSI: 00007ffc94728910 RDI: 0000000000000005
[    9.354932][  T190] RBP: 00007ffc94728870 R08: 0000000000000000 R09: 0000000000000000
[    9.355133][  T190] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de89
[    9.355328][  T190] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc94728fd0
| [    9.356695][  T190] ---[ end trace 0000000000000000 ]---
| [    9.371053][  T190] ------------[ cut here ]------------
| [    9.371233][  T190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/190
| [    9.371720][  T190] Tainted: [W]=WARN
[    9.371819][  T190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.372389][  T190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.372561][  T190] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.373080][  T190] RSP: 0018:ffa00000009771a0 EFLAGS: 00010286
[    9.373244][  T190] RAX: 00000000ffffffa6 RBX: ff1100000ac7a200 RCX: 1ff400000012edfa
[    9.373437][  T190] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ac7a2b8
[    9.373631][  T190] RBP: ff11000013d81000 R08: 1fe220000158f458 R09: ff110000139a0b80
[    9.373856][  T190] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.374056][  T190] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.374255][  T190] FS:  00007f9af5f66840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[    9.374481][  T190] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.374644][  T190] CR2: 000000000042ebe0 CR3: 0000000015d3a001 CR4: 0000000000771ef0
[    9.374847][  T190] PKRU: 55555554
[    9.374944][  T190] Call Trace:
[    9.375041][  T190]  <TASK>
[    9.375113][  T190]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.375249][  T190]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.375352][  T190]  __dev_notify_flags (net/core/dev.c:9787)
[    9.375495][  T190]  ? netif_change_name (net/core/dev.c:1495)
[    9.375630][  T190]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.375759][  T190]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.375897][  T190]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.376028][  T190]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.376167][  T190]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.376296][  T190]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.376427][  T190]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.376561][  T190]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.376698][  T190]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.376834][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.376964][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.377099][  T190]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.377232][  T190]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.377363][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.377493][  T190]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.377626][  T190]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.377757][  T190]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.377891][  T190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.378023][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.378159][  T190]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.378289][  T190]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.378420][  T190]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.378550][  T190]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.378685][  T190]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.378815][  T190]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.378951][  T190]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.379087][  T190]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.379217][  T190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.379348][  T190]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.379479][  T190]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.379619][  T190]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.379752][  T190]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.379887][  T190]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.380017][  T190]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.380190][  T190]  ? move_addr_to_kernel (net/socket.c:258)
[    9.380325][  T190]  ___sys_sendmsg (net/socket.c:2752)
[    9.380455][  T190]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.380590][  T190]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.380756][  T190]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.380893][  T190]  __sys_sendmsg (net/socket.c:2784)
[    9.381023][  T190]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.381165][  T190]  ? 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)
[    9.381296][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.381427][  T190]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.381557][  T190]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.381691][  T190]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.381829][  T190]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.381991][  T190] RIP: 0033:0x7f9af61a008e
[    9.382140][  T190] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.382703][  T190] RSP: 002b:00007ffc94728860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.382909][  T190] RAX: ffffffffffffffda RBX: 00007ffc94729008 RCX: 00007f9af61a008e
[    9.383109][  T190] RDX: 0000000000000000 RSI: 00007ffc94728910 RDI: 0000000000000005
[    9.383302][  T190] RBP: 00007ffc94728870 R08: 0000000000000000 R09: 0000000000000000
[    9.383495][  T190] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de89
[    9.383688][  T190] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc94728fd0
| [    9.385344][  T190] ---[ end trace 0000000000000000 ]---
| [    9.421807][  T191] ------------[ cut here ]------------
| [    9.422649][  T191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/191
| [    9.423423][  T191] Tainted: [W]=WARN
[    9.423565][  T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.423776][  T191] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.424009][  T191] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.424530][  T191] RSP: 0018:ffa0000000966e20 EFLAGS: 00010286
[    9.424743][  T191] RAX: 00000000ffffffa6 RBX: ff1100000ac7be00 RCX: 1ff400000012cd8a
[    9.425010][  T191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ac7beb8
[    9.425261][  T191] RBP: ff11000013cf1000 R08: 1fe220000158f7d8 R09: ff110000139a5180
[    9.425504][  T191] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.425751][  T191] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000562aa88
[    9.426008][  T191] FS:  00007f8e213ec840(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[    9.426297][  T191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.426511][  T191] CR2: 000000000042ebe0 CR3: 0000000015d7f004 CR4: 0000000000771ef0
[    9.426755][  T191] PKRU: 55555554
[    9.426909][  T191] Call Trace:
[    9.427055][  T191]  <TASK>
[    9.427188][  T191]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.427371][  T191]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.427521][  T191]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.427732][  T191]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[    9.428013][  T191]  __dev_notify_flags (net/core/dev.c:9787)
[    9.428270][  T191]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.428504][  T191]  ? netif_change_name (net/core/dev.c:1495)
[    9.428772][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.429050][  T191]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.429314][  T191]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.429557][  T191]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.429800][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.430049][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.430291][  T191]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.430513][  T191]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.430695][  T191]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.430890][  T191]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.431078][  T191]  veth_newlink (drivers/net/veth.c:1871)
[    9.431259][  T191]  ? veth_poll_controller (drivers/net/veth.c:1470)
[    9.431440][  T191]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.431621][  T191]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.431797][  T191]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.432000][  T191]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.432192][  T191]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.432372][  T191]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.432549][  T191]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.432728][  T191]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.432921][  T191]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.433108][  T191]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.433286][  T191]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.433476][  T191]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.433660][  T191]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.433853][  T191]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.434033][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.434222][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.434402][  T191]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.434585][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.434764][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.434959][  T191]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.435148][  T191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.435326][  T191]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.435502][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.435681][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.435875][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.436054][  T191]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.436240][  T191]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.436421][  T191]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.436606][  T191]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.436785][  T191]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.436977][  T191]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.437163][  T191]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.437342][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.437525][  T191]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.437706][  T191]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.437897][  T191]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.438083][  T191]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.438266][  T191]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.438443][  T191]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.438653][  T191]  ? move_addr_to_kernel (net/socket.c:258)
[    9.438846][  T191]  ___sys_sendmsg (net/socket.c:2752)
[    9.439024][  T191]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.439214][  T191]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.439429][  T191]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.439617][  T191]  __sys_sendmsg (net/socket.c:2784)
[    9.439797][  T191]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.439991][  T191]  ? 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)
[    9.440173][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.440357][  T191]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.440543][  T191]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.440721][  T191]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.440908][  T191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.441131][  T191] RIP: 0033:0x7f8e2162608e
[    9.441313][  T191] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.441839][  T191] RSP: 002b:00007ffedc3af750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.442093][  T191] RAX: ffffffffffffffda RBX: 00007ffedc3afef8 RCX: 00007f8e2162608e
[    9.442348][  T191] RDX: 0000000000000000 RSI: 00007ffedc3af800 RDI: 0000000000000005
[    9.442597][  T191] RBP: 00007ffedc3af760 R08: 0000000000000000 R09: 0000000000000000
[    9.442853][  T191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de89
[    9.443104][  T191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedc3afec0
| [    9.444813][  T191] ---[ end trace 0000000000000000 ]---
| [    9.455798][  T191] ------------[ cut here ]------------
| [    9.456033][  T191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/191
| [    9.456599][  T191] Tainted: [W]=WARN
[    9.456699][  T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.456888][  T191] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.457062][  T191] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.457531][  T191] RSP: 0018:ffa00000009671a0 EFLAGS: 00010286
[    9.457697][  T191] RAX: 00000000ffffffa6 RBX: ff1100000967e740 RCX: 1ff400000012cdfa
[    9.457899][  T191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000967e7f8
[    9.458114][  T191] RBP: ff11000002561000 R08: 1fe22000012cfd00 R09: ff110000139a5180
[    9.458318][  T191] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.458509][  T191] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.458705][  T191] FS:  00007f8e213ec840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[    9.458945][  T191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.459115][  T191] CR2: 00007f9af6033574 CR3: 0000000015d7f002 CR4: 0000000000771ef0
[    9.459309][  T191] PKRU: 55555554
[    9.459409][  T191] Call Trace:
[    9.459510][  T191]  <TASK>
[    9.459578][  T191]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.459710][  T191]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.459838][  T191]  __dev_notify_flags (net/core/dev.c:9787)
[    9.459974][  T191]  ? netif_change_name (net/core/dev.c:1495)
[    9.460115][  T191]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.460250][  T191]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.460387][  T191]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.460524][  T191]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.460660][  T191]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.460795][  T191]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.460931][  T191]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.461072][  T191]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.461209][  T191]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.461340][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.461477][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.461608][  T191]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.461742][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.461877][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.462007][  T191]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.462143][  T191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.462274][  T191]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.462404][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.462537][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.462673][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.462805][  T191]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.462943][  T191]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[    9.463079][  T191]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.463212][  T191]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.463342][  T191]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.463474][  T191]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.463606][  T191]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.463761][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.463905][  T191]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.464043][  T191]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.464184][  T191]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.464316][  T191]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.464447][  T191]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.464579][  T191]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.464745][  T191]  ? move_addr_to_kernel (net/socket.c:258)
[    9.464884][  T191]  ___sys_sendmsg (net/socket.c:2752)
[    9.465016][  T191]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.465155][  T191]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.465322][  T191]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.465474][  T191]  __sys_sendmsg (net/socket.c:2784)
[    9.465613][  T191]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.465751][  T191]  ? 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)
[    9.465892][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.466023][  T191]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.466158][  T191]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.466287][  T191]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.466417][  T191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.466597][  T191] RIP: 0033:0x7f8e2162608e
[    9.466742][  T191] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.467221][  T191] RSP: 002b:00007ffedc3af750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.467418][  T191] RAX: ffffffffffffffda RBX: 00007ffedc3afef8 RCX: 00007f8e2162608e
[    9.467625][  T191] RDX: 0000000000000000 RSI: 00007ffedc3af800 RDI: 0000000000000005
[    9.467829][  T191] RBP: 00007ffedc3af760 R08: 0000000000000000 R09: 0000000000000000
[    9.468025][  T191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de89
[    9.468223][  T191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedc3afec0
| [    9.469581][  T191] ---[ end trace 0000000000000000 ]---
| [   10.522575][  T193] ------------[ cut here ]------------
| [   10.522853][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/193
| [   10.523451][  T193] Tainted: [W]=WARN
[   10.523596][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.523804][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.524649][  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
[   10.525171][  T193] RSP: 0018:ffa00000005c7020 EFLAGS: 00010286
[   10.525418][  T193] RAX: 00000000ffffffa6 RBX: ff1100000967f1c0 RCX: 1ff40000000b8dca
[   10.525658][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000967f278
[   10.525906][  T193] RBP: ff11000013a21000 R08: 1fe22000012cfe50 R09: ff1100000c380b58
[   10.526154][  T193] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   10.526393][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013a21ce1
[   10.526636][  T193] FS:  00007f81b2261840(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   10.526921][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.527155][  T193] CR2: 00007f81b25311a0 CR3: 000000000af8f006 CR4: 0000000000771ef0
[   10.527396][  T193] PKRU: 55555554
[   10.527540][  T193] Call Trace:
[   10.527683][  T193]  <TASK>
[   10.527799][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.527992][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.528210][  T193]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.528386][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[   10.528565][  T193]  ? netif_change_name (net/core/dev.c:1495)
[   10.528741][  T193]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.528931][  T193]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.529112][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.529289][  T193]  ? 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))
[   10.529467][  T193]  netif_change_flags (net/core/dev.c:9820)
[   10.529645][  T193]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.529837][  T193]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.530014][  T193]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.530231][  T193]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.530406][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.530585][  T193]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.530762][  T193]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.530953][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.531140][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.531318][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.531496][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.531672][  T193]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.531859][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.532038][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.532224][  T193]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.532401][  T193]  ? __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)
[   10.532577][  T193]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.532753][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.532939][  T193]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.533125][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.533308][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.533488][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.533664][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.533851][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.534029][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.534207][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.534383][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.534556][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.534738][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.534932][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.535118][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.535298][  T193]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.535482][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.535667][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.535854][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.536030][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.536330][  T193]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.536505][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.536687][  T193]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.536898][  T193]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.537087][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.537268][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.537443][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.537618][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.537794][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.537982][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.538189][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.538368][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.538543][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.538748][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[   10.538937][  T193]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.539132][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.539313][  T193]  ___sys_sendmsg (net/socket.c:2752)
[   10.539487][  T193]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.539695][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.539897][  T193]  __sys_sendmsg (net/socket.c:2784)
[   10.540081][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.540257][  T193]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.540476][  T193]  ? 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)
[   10.540654][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.540841][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.541018][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.541202][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.541378][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.541613][  T193] RIP: 0033:0x7f81b249b08e
[   10.541794][  T193] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.542323][  T193] RSP: 002b:00007fffcce76b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.542575][  T193] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f81b249b08e
[   10.542820][  T193] RDX: 0000000000000000 RSI: 00007fffcce76be0 RDI: 0000000000000005
[   10.543088][  T193] RBP: 00007fffcce76b40 R08: 0000000000000000 R09: 0000000000000000
[   10.543329][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8a
[   10.543568][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffcce772b0
| [   10.545242][  T193] ---[ end trace 0000000000000000 ]---
| [   10.574886][  T194] ------------[ cut here ]------------
| [   10.575048][  T194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/194
| [   10.575541][  T194] Tainted: [W]=WARN
[   10.575640][  T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.575804][  T194] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.575981][  T194] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.576440][  T194] RSP: 0018:ffa00000005b7020 EFLAGS: 00010286
[   10.576606][  T194] RAX: 00000000ffffffa6 RBX: ff1100000967fe00 RCX: 1ff40000000b6dca
[   10.576800][  T194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000967feb8
[   10.576996][  T194] RBP: ff110000098a9000 R08: 1fe22000012cffd8 R09: ff1100000c382e58
[   10.577195][  T194] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   10.577384][  T194] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000098a9ce1
[   10.577578][  T194] FS:  00007f9e5502e840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[   10.577804][  T194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.577969][  T194] CR2: 000000000d953988 CR3: 00000000146cb006 CR4: 0000000000771ef0
[   10.578168][  T194] PKRU: 55555554
[   10.578264][  T194] Call Trace:
[   10.578360][  T194]  <TASK>
[   10.578427][  T194]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.578558][  T194]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.578655][  T194]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.578783][  T194]  __dev_notify_flags (net/core/dev.c:9787)
[   10.578918][  T194]  ? netif_change_name (net/core/dev.c:1495)
[   10.579045][  T194]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.579185][  T194]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.579312][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.579441][  T194]  ? 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))
[   10.579571][  T194]  netif_change_flags (net/core/dev.c:9820)
[   10.579700][  T194]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.579838][  T194]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.579968][  T194]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.580132][  T194]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.580261][  T194]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.580388][  T194]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.580513][  T194]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.580641][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.580771][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.580957][  T194]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.581091][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.581219][  T194]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.581346][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.581473][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.581600][  T194]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.581729][  T194]  ? __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)
[   10.581894][  T194]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.582083][  T194]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.582212][  T194]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.582344][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.582474][  T194]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.582602][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.582731][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.582862][  T194]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.582990][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.583122][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.583248][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.583375][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.583503][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.583633][  T194]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.583761][  T194]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.583895][  T194]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.584022][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.584158][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.584285][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.584413][  T194]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.584542][  T194]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.584694][  T194]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.584892][  T194]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.585106][  T194]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.585301][  T194]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.585496][  T194]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.585695][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.585871][  T194]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.586002][  T194]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.586151][  T194]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.586283][  T194]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.586411][  T194]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.586540][  T194]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.586698][  T194]  ? move_addr_to_kernel (net/socket.c:258)
[   10.586844][  T194]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.586973][  T194]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.587115][  T194]  ___sys_sendmsg (net/socket.c:2752)
[   10.587242][  T194]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.587401][  T194]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.587537][  T194]  __sys_sendmsg (net/socket.c:2784)
[   10.587665][  T194]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.587794][  T194]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.587960][  T194]  ? 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)
[   10.588094][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.588222][  T194]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.588351][  T194]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.588481][  T194]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.588611][  T194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.588772][  T194] RIP: 0033:0x7f9e5526808e
[   10.588911][  T194] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.589370][  T194] RSP: 002b:00007ffc2100b8d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.589565][  T194] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9e5526808e
[   10.589760][  T194] RDX: 0000000000000000 RSI: 00007ffc2100b980 RDI: 0000000000000005
[   10.589958][  T194] RBP: 00007ffc2100b8e0 R08: 0000000000000000 R09: 0000000000000000
[   10.590154][  T194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8a
[   10.590345][  T194] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2100c050
| [   10.591623][  T194] ---[ end trace 0000000000000000 ]---
| [   10.628215][  T195] ------------[ cut here ]------------
| [   10.628397][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/195
| [   10.629003][  T195] Tainted: [W]=WARN
[   10.629155][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.629361][  T195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.629575][  T195] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.630099][  T195] RSP: 0018:ffa0000000997020 EFLAGS: 00010286
[   10.630307][  T195] RAX: 00000000ffffffa6 RBX: ff11000015c33380 RCX: 1ff4000000132dca
[   10.630553][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c33438
[   10.630791][  T195] RBP: ff11000008479000 R08: 1fe2200002b86688 R09: ff1100000af1d158
[   10.631038][  T195] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   10.631289][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008479ce1
[   10.631531][  T195] FS:  00007f255ef6d840(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   10.631810][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.632033][  T195] CR2: 000000002fe1c988 CR3: 000000000af77002 CR4: 0000000000771ef0
[   10.632281][  T195] PKRU: 55555554
[   10.632424][  T195] Call Trace:
[   10.632568][  T195]  <TASK>
[   10.632681][  T195]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.632873][  T195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.633018][  T195]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.633200][  T195]  __dev_notify_flags (net/core/dev.c:9787)
[   10.633378][  T195]  ? netif_change_name (net/core/dev.c:1495)
[   10.633553][  T195]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.633729][  T195]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.633986][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.634226][  T195]  ? 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))
[   10.634442][  T195]  netif_change_flags (net/core/dev.c:9820)
[   10.634676][  T195]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.634929][  T195]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.635112][  T195]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.635319][  T195]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.635497][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.635673][  T195]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.635865][  T195]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.636047][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.636231][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.636405][  T195]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.636579][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.636755][  T195]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.636943][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.637129][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.637320][  T195]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.637498][  T195]  ? __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)
[   10.637672][  T195]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.637861][  T195]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.638038][  T195]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.638227][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.638408][  T195]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.638586][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.638760][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.638947][  T195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.639133][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.639307][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.639482][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.639660][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.639849][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.640023][  T195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.640209][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.640383][  T195]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.640557][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.640734][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.640922][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.641110][  T195]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.641286][  T195]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.641464][  T195]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.641645][  T195]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.641819][  T195]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.642010][  T195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.642196][  T195]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.642374][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.642556][  T195]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.642734][  T195]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.642925][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.643111][  T195]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.643288][  T195]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.643463][  T195]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.643701][  T195]  ? move_addr_to_kernel (net/socket.c:258)
[   10.643895][  T195]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.644078][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.644255][  T195]  ___sys_sendmsg (net/socket.c:2752)
[   10.644431][  T195]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.644638][  T195]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.644836][  T195]  __sys_sendmsg (net/socket.c:2784)
[   10.645013][  T195]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.645200][  T195]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.645409][  T195]  ? 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)
[   10.645585][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.645762][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.645951][  T195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.646164][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.646343][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.646550][  T195] RIP: 0033:0x7f255f1a708e
[   10.646729][  T195] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.647260][  T195] RSP: 002b:00007ffc8a30bd10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.647502][  T195] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f255f1a708e
[   10.647742][  T195] RDX: 0000000000000000 RSI: 00007ffc8a30bdc0 RDI: 0000000000000005
[   10.647990][  T195] RBP: 00007ffc8a30bd20 R08: 0000000000000000 R09: 0000000000000000
[   10.648258][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8a
[   10.648495][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8a30c490
| [   10.650144][  T195] ---[ end trace 0000000000000000 ]---
| [   10.651471][   T60] ------------[ cut here ]------------
| [   10.651727][   T60] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/60
| [   10.652430][   T60] Tainted: [W]=WARN
[   10.652565][   T60] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.652761][   T60] Workqueue: events_unbound linkwatch_event
[   10.653133][   T60] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.653401][   T60] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.653927][   T60] RSP: 0018:ffa000000040f9e0 EFLAGS: 00010286
[   10.654178][   T60] RAX: 00000000ffffffa6 RBX: ff11000015c32900 RCX: 1ff4000000081f02
[   10.654504][   T60] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c329b8
[   10.654773][   T60] RBP: ff11000013a21000 R08: 1fe2200002b86538 R09: ff110000051751a8
[   10.655059][   T60] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.655286][   T60] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.655510][   T60] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   10.655766][   T60] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.656003][   T60] CR2: 000000002fe1c988 CR3: 0000000010549004 CR4: 0000000000771ef0
[   10.656243][   T60] PKRU: 55555554
[   10.656377][   T60] Call Trace:
[   10.656511][   T60]  <TASK>
[   10.656618][   T60]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.656787][   T60]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.656974][   T60]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.657142][   T60]  netif_state_change (net/core/dev.c:1605)
[   10.657314][   T60]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.657511][   T60]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.657678][   T60]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.657856][   T60]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.658028][   T60]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.658229][   T60]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.658396][   T60]  process_one_work (kernel/workqueue.c:3314)
[   10.658567][   T60]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.658734][   T60]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.658918][   T60]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.659104][   T60]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.659270][   T60]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   10.659440][   T60]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.659607][   T60]  kthread (kernel/kthread.c:436)
[   10.659745][   T60]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.659953][   T60]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.660128][   T60]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.660295][   T60]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.660488][   T60]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.660673][   T60]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.660850][   T60]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.662383][   T60] ---[ end trace 0000000000000000 ]---
| [   10.684636][  T196] ------------[ cut here ]------------
| [   10.684869][  T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/196
| [   10.685467][  T196] Tainted: [W]=WARN
[   10.685613][  T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.685820][  T196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.686098][  T196] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.686604][  T196] RSP: 0018:ffa00000009a7020 EFLAGS: 00010286
[   10.686818][  T196] RAX: 00000000ffffffa6 RBX: ff1100000c247700 RCX: 1ff4000000134dca
[   10.687077][  T196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c2477b8
[   10.687315][  T196] RBP: ff11000013a4c000 R08: 1fe2200001848ef8 R09: ff1100000af18b58
[   10.687559][  T196] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   10.687800][  T196] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013a4cce1
[   10.688053][  T196] FS:  00007fb0b373b840(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   10.688333][  T196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.688547][  T196] CR2: 000000000b3ae988 CR3: 000000000c117004 CR4: 0000000000771ef0
[   10.688787][  T196] PKRU: 55555554
[   10.688941][  T196] Call Trace:
[   10.689092][  T196]  <TASK>
[   10.689207][  T196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.689385][  T196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.689531][  T196]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.689708][  T196]  __dev_notify_flags (net/core/dev.c:9787)
[   10.689904][  T196]  ? netif_change_name (net/core/dev.c:1495)
[   10.690087][  T196]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.690264][  T196]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.690438][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.690616][  T196]  ? 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))
[   10.690795][  T196]  netif_change_flags (net/core/dev.c:9820)
[   10.690992][  T196]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.691177][  T196]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.691354][  T196]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.691565][  T196]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.691744][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.691933][  T196]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.692183][  T196]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.692367][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.692578][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.692765][  T196]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.692962][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.693151][  T196]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.693331][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.693513][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.693696][  T196]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.693896][  T196]  ? __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)
[   10.694089][  T196]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.694272][  T196]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.694456][  T196]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.694642][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.694839][  T196]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.695024][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.695216][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.695398][  T196]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.695583][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.695764][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.695959][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.696145][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.696327][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.696509][  T196]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.696695][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.696891][  T196]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.697081][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.697263][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.697443][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.697624][  T196]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.697806][  T196]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.698001][  T196]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.698198][  T196]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.698382][  T196]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.698565][  T196]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.698746][  T196]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.698941][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.699130][  T196]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.699312][  T196]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.699497][  T196]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.699679][  T196]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.699875][  T196]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.700115][  T196]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.700327][  T196]  ? move_addr_to_kernel (net/socket.c:258)
[   10.700509][  T196]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.700689][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.700889][  T196]  ___sys_sendmsg (net/socket.c:2752)
[   10.701081][  T196]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.701296][  T196]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.701485][  T196]  __sys_sendmsg (net/socket.c:2784)
[   10.701667][  T196]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.701860][  T196]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.702085][  T196]  ? 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)
[   10.702273][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.702455][  T196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.702639][  T196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.702836][  T196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.703019][  T196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.703241][  T196] RIP: 0033:0x7fb0b397508e
[   10.703428][  T196] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.703962][  T196] RSP: 002b:00007ffd6ab9fb60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.704240][  T196] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb0b397508e
[   10.704484][  T196] RDX: 0000000000000000 RSI: 00007ffd6ab9fc10 RDI: 0000000000000005
[   10.704731][  T196] RBP: 00007ffd6ab9fb70 R08: 0000000000000000 R09: 0000000000000000
[   10.704990][  T196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8b
[   10.705243][  T196] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6aba02e0
| [   10.706945][  T196] ---[ end trace 0000000000000000 ]---
| [   10.707703][   T60] ------------[ cut here ]------------
| [   10.707878][   T60] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/60
| [   10.708402][   T60] Tainted: [W]=WARN
[   10.708494][   T60] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.708646][   T60] Workqueue: events_unbound linkwatch_event
[   10.708802][   T60] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.708961][   T60] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.709394][   T60] RSP: 0018:ffa000000040f9e0 EFLAGS: 00010286
[   10.709545][   T60] RAX: 00000000ffffffa6 RBX: ff110000144038c0 RCX: 1ff4000000081f02
[   10.709724][   T60] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000014403978
[   10.710004][   T60] RBP: ff110000098a9000 R08: 1fe2200002880730 R09: ff110000051751a8
[   10.710216][   T60] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   10.710398][   T60] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.710577][   T60] FS:  0000000000000000(0000) GS:ff110000a0330000(0000) knlGS:0000000000000000
[   10.710788][   T60] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.710945][   T60] CR2: 00007f255f03a574 CR3: 0000000010549001 CR4: 0000000000771ef0
[   10.711134][   T60] PKRU: 55555554
[   10.711225][   T60] Call Trace:
[   10.711314][   T60]  <TASK>
[   10.711376][   T60]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.711497][   T60]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.711619][   T60]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.711710][   T60]  netif_state_change (net/core/dev.c:1605)
[   10.711836][   T60]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.711991][   T60]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.712116][   T60]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.712242][   T60]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.712394][   T60]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.712519][   T60]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.712640][   T60]  process_one_work (kernel/workqueue.c:3314)
[   10.712765][   T60]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.712892][   T60]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.713017][   T60]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.713144][   T60]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.713266][   T60]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   10.713389][   T60]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.713515][   T60]  kthread (kernel/kthread.c:436)
[   10.713607][   T60]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.713758][   T60]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.713883][   T60]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.714005][   T60]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.714164][   T60]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.714286][   T60]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.714408][   T60]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.715574][   T60] ---[ end trace 0000000000000000 ]---
| [   10.745878][  T197] ------------[ cut here ]------------
| [   10.746048][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/197
| [   10.746538][  T197] Tainted: [W]=WARN
[   10.746637][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.747378][  T197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.747626][  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
[   10.748213][  T197] RSP: 0018:ffa0000000957020 EFLAGS: 00010286
[   10.748375][  T197] RAX: 00000000ffffffa6 RBX: ff11000014402e40 RCX: 1ff400000012adca
[   10.748567][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000014402ef8
[   10.748769][  T197] RBP: ff11000015edc000 R08: 1fe22000028805e0 R09: ff1100000af1ae58
[   10.749017][  T197] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   10.749213][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015edcce1
[   10.749404][  T197] FS:  00007f467fce6840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[   10.749628][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.749789][  T197] CR2: 000000000b5a5988 CR3: 000000000af6f003 CR4: 0000000000771ef0
[   10.750099][  T197] PKRU: 55555554
[   10.750200][  T197] Call Trace:
[   10.750296][  T197]  <TASK>
[   10.750362][  T197]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.750495][  T197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.750593][  T197]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.750722][  T197]  __dev_notify_flags (net/core/dev.c:9787)
[   10.750881][  T197]  ? netif_change_name (net/core/dev.c:1495)
[   10.751014][  T197]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.751151][  T197]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.751279][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.751408][  T197]  ? 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))
[   10.751539][  T197]  netif_change_flags (net/core/dev.c:9820)
[   10.751691][  T197]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.751819][  T197]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.751953][  T197]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.752117][  T197]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.752246][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.752375][  T197]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.752542][  T197]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.752675][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.752803][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.752933][  T197]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.753062][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.753194][  T197]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.753346][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.753473][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.753600][  T197]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.753729][  T197]  ? __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)
[   10.753864][  T197]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.753991][  T197]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.754132][  T197]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.754261][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.754392][  T197]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.754521][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.754649][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.754776][  T197]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.754911][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.755048][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.755235][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.755363][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.755492][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.755620][  T197]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.755748][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.755879][  T197]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.756006][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.756142][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.756279][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.756408][  T197]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.756536][  T197]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.756663][  T197]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.756795][  T197]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.756929][  T197]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.757084][  T197]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.757232][  T197]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.757360][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.757489][  T197]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.757618][  T197]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.757748][  T197]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.757903][  T197]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.758033][  T197]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.758164][  T197]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.758321][  T197]  ? move_addr_to_kernel (net/socket.c:258)
[   10.758452][  T197]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.758581][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.758710][  T197]  ___sys_sendmsg (net/socket.c:2752)
[   10.758879][  T197]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.759038][  T197]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.759181][  T197]  __sys_sendmsg (net/socket.c:2784)
[   10.759311][  T197]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.759441][  T197]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.759602][  T197]  ? 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)
[   10.759732][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.759867][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.759998][  T197]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.760132][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.760262][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.760423][  T197] RIP: 0033:0x7f467ff2008e
[   10.760560][  T197] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.761048][  T197] RSP: 002b:00007ffe51003d00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.761262][  T197] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f467ff2008e
[   10.761457][  T197] RDX: 0000000000000000 RSI: 00007ffe51003db0 RDI: 0000000000000005
[   10.761651][  T197] RBP: 00007ffe51003d10 R08: 0000000000000000 R09: 0000000000000000
[   10.761852][  T197] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8b
[   10.762046][  T197] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe51004480
| [   10.763349][  T197] ---[ end trace 0000000000000000 ]---
| [   10.797002][  T198] ------------[ cut here ]------------
| [   10.797201][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/198
| [   10.797730][  T198] Tainted: [W]=WARN
[   10.797837][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.798006][  T198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.798184][  T198] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.798654][  T198] RSP: 0018:ffa00000009a71a0 EFLAGS: 00010286
[   10.798841][  T198] RAX: 00000000ffffffa6 RBX: ff1100001456f700 RCX: 1ff4000000134dfa
[   10.799045][  T198] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001456f7b8
[   10.799247][  T198] RBP: ff1100000ae22000 R08: 1fe22000028adef8 R09: ff1100000c38d180
[   10.799448][  T198] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.799648][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.799854][  T198] FS:  00007fe3cc1c2840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[   10.800093][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.800264][  T198] CR2: 0000559cd7ee09b8 CR3: 0000000005502005 CR4: 0000000000771ef0
[   10.800466][  T198] PKRU: 55555554
[   10.800566][  T198] Call Trace:
[   10.800665][  T198]  <TASK>
[   10.800735][  T198]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   10.800875][  T198]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.801012][  T198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.801116][  T198]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.801255][  T198]  __dev_notify_flags (net/core/dev.c:9787)
[   10.801393][  T198]  ? netif_change_name (net/core/dev.c:1495)
[   10.801530][  T198]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   10.801668][  T198]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.801838][  T198]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.801973][  T198]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.802156][  T198]  ? br_dev_newlink (net/bridge/br_netlink.c:1604)
[   10.802294][  T198]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.802429][  T198]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.802563][  T198]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.802700][  T198]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.802842][  T198]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.802977][  T198]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.803114][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.803284][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.803415][  T198]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.803552][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.803691][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.803831][  T198]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.803967][  T198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.804107][  T198]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.804241][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.804379][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.804514][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.804651][  T198]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.804787][  T198]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.804925][  T198]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.805061][  T198]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.805198][  T198]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.805330][  T198]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.805468][  T198]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.805603][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.805739][  T198]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.805873][  T198]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.806008][  T198]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.806147][  T198]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.806284][  T198]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.806416][  T198]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.806583][  T198]  ? move_addr_to_kernel (net/socket.c:258)
[   10.806719][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.806858][  T198]  ? rcu_read_unlock (./include/linux/rcupdate.h:867 (discriminator 5))
[   10.806992][  T198]  ___sys_sendmsg (net/socket.c:2752)
[   10.807131][  T198]  ? wp_page_copy (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 ./include/linux/page_ref.h:205 ./include/linux/mm.h:1767 ./include/linux/mm.h:1772 ./include/linux/mm.h:2089 mm/memory.c:3989)
[   10.807268][  T198]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.807406][  T198]  ? do_wp_page (./include/linux/pgtable.h:117 mm/memory.c:4331)
[   10.807544][  T198]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.807681][  T198]  __sys_sendmsg (net/socket.c:2784)
[   10.807816][  T198]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.807960][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.808099][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.808234][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.808367][  T198]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.808503][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.808637][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.808805][  T198] RIP: 0033:0x7fe3cc3fc08e
[   10.808952][  T198] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.809433][  T198] RSP: 002b:00007ffe713f8ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.809639][  T198] RAX: ffffffffffffffda RBX: 00007ffe713f9350 RCX: 00007fe3cc3fc08e
[   10.809843][  T198] RDX: 0000000000000000 RSI: 00007ffe713f8c50 RDI: 0000000000000005
[   10.810044][  T198] RBP: 00007ffe713f8bb0 R08: 0000000000000000 R09: 0000000000000000
[   10.810248][  T198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8b
[   10.810449][  T198] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe713f9320
| [   10.811792][  T198] ---[ end trace 0000000000000000 ]---
| [   10.843986][  T199] ------------[ cut here ]------------
| [   10.844165][  T199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/199
| [   10.844654][  T199] Tainted: [W]=WARN
[   10.844768][  T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.845314][  T199] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.845484][  T199] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.846378][  T199] RSP: 0018:ffa0000000957020 EFLAGS: 00010286
[   10.846561][  T199] RAX: 00000000ffffffa6 RBX: ff1100001456e740 RCX: 1ff400000012adca
[   10.846756][  T199] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001456e7f8
[   10.846961][  T199] RBP: ff1100000ae22000 R08: 1fe22000028add00 R09: ff1100000c38ae58
[   10.847158][  T199] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   10.847351][  T199] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ae22ce1
[   10.847556][  T199] FS:  00007f2dceade840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[   10.847782][  T199] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.847950][  T199] CR2: 000000002c5f7988 CR3: 0000000015cdc001 CR4: 0000000000771ef0
[   10.848149][  T199] PKRU: 55555554
[   10.848245][  T199] Call Trace:
[   10.848342][  T199]  <TASK>
[   10.848410][  T199]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.848541][  T199]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.848637][  T199]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.848764][  T199]  __dev_notify_flags (net/core/dev.c:9787)
[   10.848900][  T199]  ? netif_change_name (net/core/dev.c:1495)
[   10.849029][  T199]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.849174][  T199]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.849301][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.849432][  T199]  ? 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))
[   10.849562][  T199]  netif_change_flags (net/core/dev.c:9820)
[   10.849690][  T199]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.849820][  T199]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.849975][  T199]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.850140][  T199]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.850269][  T199]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.850396][  T199]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.850522][  T199]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.850651][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.850798][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.850958][  T199]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.851092][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.851251][  T199]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.851379][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.851506][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.851634][  T199]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.851763][  T199]  ? __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)
[   10.851898][  T199]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.852025][  T199]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.852156][  T199]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.852310][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.852444][  T199]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.852572][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.852699][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.852831][  T199]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.852960][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.853092][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.853220][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.853350][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.853480][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.853608][  T199]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.853736][  T199]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.853869][  T199]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.853996][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.854155][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.854284][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.854417][  T199]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.854547][  T199]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.854674][  T199]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.854804][  T199]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.854934][  T199]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.855064][  T199]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.855198][  T199]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.855327][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.855456][  T199]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.855584][  T199]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.855713][  T199]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.855848][  T199]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.855977][  T199]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.856110][  T199]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.856270][  T199]  ? move_addr_to_kernel (net/socket.c:258)
[   10.856400][  T199]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.856528][  T199]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.856656][  T199]  ___sys_sendmsg (net/socket.c:2752)
[   10.856785][  T199]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.856950][  T199]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.857092][  T199]  __sys_sendmsg (net/socket.c:2784)
[   10.857219][  T199]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.857381][  T199]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.857548][  T199]  ? 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)
[   10.857676][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.857805][  T199]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.857937][  T199]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.858069][  T199]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.858221][  T199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.858405][  T199] RIP: 0033:0x7f2dced1808e
[   10.858540][  T199] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.859054][  T199] RSP: 002b:00007ffd0de91560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.859268][  T199] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2dced1808e
[   10.859462][  T199] RDX: 0000000000000000 RSI: 00007ffd0de91610 RDI: 0000000000000005
[   10.859654][  T199] RBP: 00007ffd0de91570 R08: 0000000000000000 R09: 0000000000000000
[   10.859850][  T199] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8b
[   10.860042][  T199] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0de91ce0
| [   10.861340][  T199] ---[ end trace 0000000000000000 ]---
| [   10.890364][  T201] ------------[ cut here ]------------
| [   10.890537][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/201
| [   10.891038][  T201] Tainted: [W]=WARN
[   10.891173][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.891344][  T201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.891523][  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
[   10.892021][  T201] RSP: 0018:ffa00000009b7020 EFLAGS: 00010286
[   10.892192][  T201] RAX: 00000000ffffffa6 RBX: ff1100000a520ac0 RCX: 1ff4000000136dca
[   10.892384][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a520b78
[   10.892614][  T201] RBP: ff11000015ee1000 R08: 1fe22000014a4170 R09: ff1100000c08d158
[   10.892809][  T201] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   10.893024][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ee1ce1
[   10.893228][  T201] FS:  00007fbc624f2840(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   10.893455][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.893618][  T201] CR2: 00000000004ed118 CR3: 0000000015d34001 CR4: 0000000000771ef0
[   10.893820][  T201] PKRU: 55555554
[   10.894003][  T201] Call Trace:
[   10.894111][  T201]  <TASK>
[   10.894180][  T201]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.894310][  T201]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.894411][  T201]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.894544][  T201]  __dev_notify_flags (net/core/dev.c:9787)
[   10.894676][  T201]  ? netif_change_name (net/core/dev.c:1495)
[   10.894922][  T201]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.895057][  T201]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.895192][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.895321][  T201]  ? 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))
[   10.895452][  T201]  netif_change_flags (net/core/dev.c:9820)
[   10.895607][  T201]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.895740][  T201]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.895955][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.896228][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.896361][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.896488][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.896616][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.896774][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.896996][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.897132][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.897264][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.897392][  T201]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.897519][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.897649][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.897804][  T201]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.898017][  T201]  ? __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)
[   10.898151][  T201]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.898280][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.898410][  T201]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.898537][  T201]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.898684][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.898817][  T201]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.899028][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.899161][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.899289][  T201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.899418][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.899566][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.899704][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.899875][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.900036][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.900181][  T201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.900308][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.900437][  T201]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.900565][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.900696][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.900878][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.901009][  T201]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.901146][  T201]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.901274][  T201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.901424][  T201]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.901556][  T201]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.901687][  T201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.901817][  T201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.901954][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.902100][  T201]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.902229][  T201]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.902359][  T201]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.902490][  T201]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.902642][  T201]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.902770][  T201]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.902961][  T201]  ? move_addr_to_kernel (net/socket.c:258)
[   10.903097][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.903226][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.903355][  T201]  ___sys_sendmsg (net/socket.c:2752)
[   10.903484][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.903692][  T201]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.903837][  T201]  __sys_sendmsg (net/socket.c:2784)
[   10.903966][  T201]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.904099][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.904271][  T201]  ? 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)
[   10.904400][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.904541][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.904672][  T201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.904801][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.904934][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.905099][  T201] RIP: 0033:0x7fbc6272c08e
[   10.905255][  T201] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.905750][  T201] RSP: 002b:00007fff989550d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.905951][  T201] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fbc6272c08e
[   10.906170][  T201] RDX: 0000000000000000 RSI: 00007fff98955180 RDI: 0000000000000005
[   10.906400][  T201] RBP: 00007fff989550e0 R08: 0000000000000000 R09: 0000000000000000
[   10.906594][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8b
[   10.906790][  T201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff98955850
| [   10.908835][  T201] ns3eth1: entered allmulticast mode
| [   10.909764][  T201] ------------[ cut here ]------------
| [   10.910432][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/201
| [   10.911032][  T201] Tainted: [W]=WARN
[   10.911140][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.911305][  T201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.911517][  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
[   10.912152][  T201] RSP: 0018:ffa00000009b6ed0 EFLAGS: 00010286
[   10.912326][  T201] RAX: 00000000ffffffa6 RBX: ff1100000a520e40 RCX: 1ff4000000136da0
[   10.912526][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a520ef8
[   10.912855][  T201] RBP: ff11000015ee1000 R08: 1fe22000014a41e0 R09: ff1100000c08d158
[   10.913052][  T201] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.913282][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.913489][  T201] FS:  00007fbc624f2840(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   10.913730][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.913964][  T201] CR2: 00000000004ed118 CR3: 0000000015d34001 CR4: 0000000000771ef0
[   10.914194][  T201] PKRU: 55555554
[   10.914316][  T201] Call Trace:
[   10.914416][  T201]  <TASK>
[   10.914482][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.914623][  T201]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.914757][  T201]  notifier_call_chain (kernel/notifier.c:85)
[   10.914964][  T201]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   10.915100][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.915233][  T201]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   10.915363][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.915494][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.915646][  T201]  ? __up_write (kernel/locking/rwsem.c:1418 (discriminator 1))
[   10.915780][  T201]  ? kernfs_add_one (fs/kernfs/dir.c:873)
[   10.915984][  T201]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   10.916120][  T201]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   10.916274][  T201]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   10.916414][  T201]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   10.916546][  T201]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   10.916679][  T201]  br_add_if (net/bridge/br_if.c:619)
[   10.916784][  T201]  do_set_master (net/core/rtnetlink.c:3011)
[   10.916954][  T201]  ? netif_change_flags (net/core/dev.c:9820)
[   10.917089][  T201]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   10.917221][  T201]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.917354][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.917517][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.917653][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.917788][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.917929][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.918061][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.918198][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.918330][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.918461][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.918593][  T201]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.918728][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.918864][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.919037][  T201]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.919177][  T201]  ? __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)
[   10.919309][  T201]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.919440][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.919576][  T201]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.919712][  T201]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.919874][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.920008][  T201]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.920148][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.920278][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.920408][  T201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.920541][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.920693][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.920831][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.920971][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.921229][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.921360][  T201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.921518][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.921649][  T201]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.921801][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.921940][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.922077][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.922209][  T201]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.922342][  T201]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.922473][  T201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.922608][  T201]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.922737][  T201]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.922873][  T201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.923007][  T201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.923145][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.923281][  T201]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.923420][  T201]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.923579][  T201]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.923714][  T201]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.923850][  T201]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.923981][  T201]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.924151][  T201]  ? move_addr_to_kernel (net/socket.c:258)
[   10.924283][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.924414][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.924546][  T201]  ___sys_sendmsg (net/socket.c:2752)
[   10.924676][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.924865][  T201]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.925006][  T201]  __sys_sendmsg (net/socket.c:2784)
[   10.925143][  T201]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.925273][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.925436][  T201]  ? 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)
[   10.925567][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.925715][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.925853][  T201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.925983][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.926120][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.926283][  T201] RIP: 0033:0x7fbc6272c08e
[   10.926418][  T201] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.926931][  T201] RSP: 002b:00007fff989550d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.927136][  T201] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fbc6272c08e
[   10.927333][  T201] RDX: 0000000000000000 RSI: 00007fff98955180 RDI: 0000000000000005
[   10.927528][  T201] RBP: 00007fff989550e0 R08: 0000000000000000 R09: 0000000000000000
[   10.927724][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8b
[   10.927926][  T201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff98955850
| [   10.929517][  T201] ns3eth1: entered promiscuous mode
| [   10.929772][  T201] ------------[ cut here ]------------
| [   10.929977][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/201
| [   10.930588][  T201] Tainted: [W]=WARN
[   10.930738][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.930972][  T201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.931206][  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
[   10.931746][  T201] RSP: 0018:ffa00000009b6ed0 EFLAGS: 00010286
[   10.932000][  T201] RAX: 00000000ffffffa6 RBX: ff1100000a521000 RCX: 1ff4000000136da0
[   10.932272][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a5210b8
[   10.932520][  T201] RBP: ff11000015ee1000 R08: 1fe22000014a4218 R09: ff1100000c08d158
[   10.932792][  T201] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   10.933052][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ae22dc0
[   10.933365][  T201] FS:  00007fbc624f2840(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   10.933649][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.933878][  T201] CR2: 00000000004a04a0 CR3: 0000000015d34002 CR4: 0000000000771ef0
[   10.934135][  T201] PKRU: 55555554
[   10.934282][  T201] Call Trace:
[   10.934429][  T201]  <TASK>
[   10.934561][  T201]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.934749][  T201]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.934912][  T201]  __dev_notify_flags (net/core/dev.c:9787)
[   10.935103][  T201]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   10.935290][  T201]  ? netdev_notice (net/core/dev.c:13008)
[   10.935473][  T201]  ? netif_change_name (net/core/dev.c:1495)
[   10.935656][  T201]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   10.935852][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.936042][  T201]  __dev_set_promiscuity (net/core/dev.c:9630)
[   10.936235][  T201]  netif_set_promiscuity (net/core/dev.c:9639)
[   10.936417][  T201]  dev_set_promiscuity (net/core/dev_api.c:288)
[   10.936601][  T201]  br_manage_promisc (net/bridge/br_if.c:108 net/bridge/br_if.c:157)
[   10.936786][  T201]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   10.936951][  T201]  do_set_master (net/core/rtnetlink.c:3011)
[   10.937141][  T201]  ? netif_change_flags (net/core/dev.c:9820)
[   10.937353][  T201]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   10.937538][  T201]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.937721][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.937955][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.938146][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.938328][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.938523][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.938741][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.938940][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.939130][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.939314][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.939498][  T201]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.939705][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.939906][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.940146][  T201]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.940341][  T201]  ? __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)
[   10.940524][  T201]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.940709][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.940907][  T201]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.941098][  T201]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.941283][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.941469][  T201]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.941658][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.941854][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.942037][  T201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.942232][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.942413][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.942596][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.942806][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.943007][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.943198][  T201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.943380][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.943580][  T201]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.943766][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.943965][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.944154][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.944338][  T201]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.944562][  T201]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.944755][  T201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.944951][  T201]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.945141][  T201]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.945326][  T201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.945510][  T201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.945697][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.945914][  T201]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.946113][  T201]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.946298][  T201]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.946482][  T201]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.946666][  T201]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.946862][  T201]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.947088][  T201]  ? move_addr_to_kernel (net/socket.c:258)
[   10.947276][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.947463][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.947651][  T201]  ___sys_sendmsg (net/socket.c:2752)
[   10.947848][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.948073][  T201]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.948268][  T201]  __sys_sendmsg (net/socket.c:2784)
[   10.948452][  T201]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.948634][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.948869][  T201]  ? 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)
[   10.949053][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.949247][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.949431][  T201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.949613][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.949797][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.950027][  T201] RIP: 0033:0x7fbc6272c08e
[   10.950224][  T201] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.950759][  T201] RSP: 002b:00007fff989550d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.951024][  T201] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fbc6272c08e
[   10.951285][  T201] RDX: 0000000000000000 RSI: 00007fff98955180 RDI: 0000000000000005
[   10.951535][  T201] RBP: 00007fff989550e0 R08: 0000000000000000 R09: 0000000000000000
[   10.951784][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8b
[   10.952045][  T201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff98955850
| [   10.953755][  T201] ---[ end trace 0000000000000000 ]---
| [   10.967416][  T201] ------------[ cut here ]------------
| [   10.967632][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/201
| [   10.968236][  T201] Tainted: [W]=WARN
[   10.968382][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.968643][  T201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.968875][  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
[   10.969381][  T201] RSP: 0018:ffa00000009b6ff8 EFLAGS: 00010286
[   10.969591][  T201] RAX: 00000000ffffffa6 RBX: ff1100000a521700 RCX: 1ff4000000136dc5
[   10.969844][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a5217b8
[   10.970123][  T201] RBP: ff1100000ae22000 R08: 1fe22000014a42f8 R09: ff1100000c08d158
[   10.970365][  T201] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.970602][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   10.970855][  T201] FS:  00007fbc624f2840(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   10.971262][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.971476][  T201] CR2: 00000000004a04a0 CR3: 0000000015d34002 CR4: 0000000000771ef0
[   10.971739][  T201] PKRU: 55555554
[   10.971895][  T201] Call Trace:
[   10.972049][  T201]  <TASK>
[   10.972175][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.972352][  T201]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.972530][  T201]  notifier_call_chain (kernel/notifier.c:85)
[   10.972708][  T201]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   10.972897][  T201]  ? __dev_open (net/core/dev.h:182)
[   10.973082][  T201]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   10.973260][  T201]  br_add_if (net/bridge/br_if.c:679)
[   10.973409][  T201]  do_set_master (net/core/rtnetlink.c:3011)
[   10.973583][  T201]  ? netif_change_flags (net/core/dev.c:9820)
[   10.973760][  T201]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   10.973952][  T201]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.974137][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.974344][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.974519][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.974695][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.974910][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.975095][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.975274][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.975451][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.975628][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.975805][  T201]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.975992][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.976179][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.976355][  T201]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.976531][  T201]  ? __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)
[   10.976708][  T201]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.976898][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.977083][  T201]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.977259][  T201]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.977450][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.977630][  T201]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.977817][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.978008][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.978192][  T201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.978370][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.978544][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.978720][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.978907][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.979091][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.979267][  T201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.979454][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.979629][  T201]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.979804][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.979994][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.980177][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.980357][  T201]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.980532][  T201]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   10.980710][  T201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.980902][  T201]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.981097][  T201]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.981276][  T201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.981456][  T201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.981631][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.981811][  T201]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.982001][  T201]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.982184][  T201]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.982361][  T201]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.982536][  T201]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.982712][  T201]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.982931][  T201]  ? move_addr_to_kernel (net/socket.c:258)
[   10.983129][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.983305][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.983484][  T201]  ___sys_sendmsg (net/socket.c:2752)
[   10.983658][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.983891][  T201]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.984086][  T201]  __sys_sendmsg (net/socket.c:2784)
[   10.984263][  T201]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.984440][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.984653][  T201]  ? 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)
[   10.984841][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.985019][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.985204][  T201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.985381][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.985559][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.985765][  T201] RIP: 0033:0x7fbc6272c08e
[   10.985960][  T201] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.986466][  T201] RSP: 002b:00007fff989550d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.986707][  T201] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fbc6272c08e
[   10.986962][  T201] RDX: 0000000000000000 RSI: 00007fff98955180 RDI: 0000000000000005
[   10.987231][  T201] RBP: 00007fff989550e0 R08: 0000000000000000 R09: 0000000000000000
[   10.987473][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8b
[   10.987719][  T201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff98955850
| [   10.989445][  T201] ---[ end trace 0000000000000000 ]---
| [   10.990034][  T201] ------------[ cut here ]------------
| [   10.990211][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/201
| [   10.990808][  T201] Tainted: [W]=WARN
[   10.990974][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.991192][  T201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.991410][  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
[   10.991957][  T201] RSP: 0018:ffa00000009b6f70 EFLAGS: 00010286
[   10.992211][  T201] RAX: 00000000ffffffa6 RBX: ff1100000a521c40 RCX: 1ff4000000136db4
[   10.992453][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a521cf8
[   10.992696][  T201] RBP: ff1100000ae22000 R08: 1fe22000014a43a0 R09: ff1100000c08d158
[   10.992950][  T201] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.993201][  T201] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   10.993444][  T201] FS:  00007fbc624f2840(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   10.993720][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.993945][  T201] CR2: 00000000004a04a0 CR3: 0000000015d34002 CR4: 0000000000771ef0
[   10.994194][  T201] PKRU: 55555554
[   10.994338][  T201] Call Trace:
[   10.994481][  T201]  <TASK>
[   10.994594][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.994771][  T201]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.994962][  T201]  notifier_call_chain (kernel/notifier.c:85)
[   10.995149][  T201]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   10.995359][  T201]  ? netdev_change_features (net/core/dev.c:11117)
[   10.995535][  T201]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[   10.995714][  T201]  br_add_if (net/bridge/br_if.c:683)
[   10.995877][  T201]  do_set_master (net/core/rtnetlink.c:3011)
[   10.996055][  T201]  ? netif_change_flags (net/core/dev.c:9820)
[   10.996238][  T201]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   10.996419][  T201]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.996596][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.996803][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.996991][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.997174][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.997349][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.997527][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.997707][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.997898][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.998083][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.998260][  T201]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.998436][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.998613][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.998790][  T201]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.998978][  T201]  ? __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)
[   10.999165][  T201]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.999343][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.999520][  T201]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.999697][  T201]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.999889][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.000075][  T201]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.000259][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.000438][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.000614][  T201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.000794][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.000980][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.001165][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.001340][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.001516][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.001693][  T201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.001890][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.002074][  T201]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.002251][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.002430][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.002605][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.002782][  T201]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.002972][  T201]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.003156][  T201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.003340][  T201]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.003517][  T201]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.003696][  T201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.003888][  T201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.004065][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.004249][  T201]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.004426][  T201]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.004606][  T201]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.004782][  T201]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.004972][  T201]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.005157][  T201]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.005364][  T201]  ? move_addr_to_kernel (net/socket.c:258)
[   11.005542][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.005718][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.005909][  T201]  ___sys_sendmsg (net/socket.c:2752)
[   11.006093][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.006301][  T201]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.006487][  T201]  __sys_sendmsg (net/socket.c:2784)
[   11.006665][  T201]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.006852][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.007063][  T201]  ? 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)
[   11.007249][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.007426][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.007601][  T201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.007777][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.007966][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.008180][  T201] RIP: 0033:0x7fbc6272c08e
[   11.008361][  T201] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.008909][  T201] RSP: 002b:00007fff989550d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.009160][  T201] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fbc6272c08e
[   11.009399][  T201] RDX: 0000000000000000 RSI: 00007fff98955180 RDI: 0000000000000005
[   11.009645][  T201] RBP: 00007fff989550e0 R08: 0000000000000000 R09: 0000000000000000
[   11.009898][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8b
[   11.010144][  T201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff98955850
| [   11.012812][   T36] ns3br1: port 1(ns3eth1) entered forwarding state
| [   11.013332][   T36] ------------[ cut here ]------------
| [   11.013480][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/36
| [   11.014055][   T36] Tainted: [W]=WARN
[   11.014154][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.014311][   T36] Workqueue: events_unbound linkwatch_event
[   11.014467][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.014624][   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
[   11.015085][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   11.015237][   T36] RAX: 00000000ffffffa6 RBX: ff11000014639540 RCX: 1ff4000000051f02
[   11.015418][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000146395f8
[   11.015596][   T36] RBP: ff11000015ee1000 R08: 1fe22000028c72c0 R09: ff11000001d651a8
[   11.015773][   T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.015960][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.016153][   T36] FS:  0000000000000000(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[   11.016367][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.016517][   T36] CR2: 00007f2dcebab574 CR3: 0000000010549002 CR4: 0000000000771ef0
[   11.016695][   T36] PKRU: 55555554
[   11.016785][   T36] Call Trace:
[   11.016881][   T36]  <TASK>
[   11.016944][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.017072][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.017193][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.017284][   T36]  netif_state_change (net/core/dev.c:1605)
[   11.017404][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.017554][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.017673][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.017797][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.017926][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.018046][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.018183][   T36]  process_one_work (kernel/workqueue.c:3314)
[   11.018309][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.018429][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.018553][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.018676][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.018796][   T36]  kthread (kernel/kthread.c:436)
[   11.018896][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.019045][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.019173][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.019293][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.019443][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.019565][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.019687][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.020846][   T36] ---[ end trace 0000000000000000 ]---
| [   11.021501][   T36] ------------[ cut here ]------------
| [   11.021620][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/36
| [   11.022137][   T36] Tainted: [W]=WARN
[   11.022226][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.022374][   T36] Workqueue: events_unbound linkwatch_event
[   11.022527][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.022683][   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
[   11.023153][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   11.023313][   T36] RAX: 00000000ffffffa6 RBX: ff11000014638e40 RCX: 1ff4000000051f02
[   11.023499][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000014638ef8
[   11.023676][   T36] RBP: ff11000015edc000 R08: 1fe22000028c71e0 R09: ff11000001d651a8
[   11.023858][   T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.024036][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.024219][   T36] FS:  0000000000000000(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[   11.024434][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.024585][   T36] CR2: 00007f2dcebab574 CR3: 0000000010549002 CR4: 0000000000771ef0
[   11.024764][   T36] PKRU: 55555554
[   11.024866][   T36] Call Trace:
[   11.024956][   T36]  <TASK>
[   11.025018][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.025146][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.025271][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.025363][   T36]  netif_state_change (net/core/dev.c:1605)
[   11.025483][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.025633][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.025756][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.025888][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.026017][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.026142][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.026272][   T36]  process_one_work (kernel/workqueue.c:3314)
[   11.026400][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.026521][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.026644][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.026766][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.026890][   T36]  kthread (kernel/kthread.c:436)
[   11.026984][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.027139][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.027258][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.027379][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.027526][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.027648][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.027769][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.028964][   T36] ---[ end trace 0000000000000000 ]---
| [   11.053076][  T202] ------------[ cut here ]------------
| [   11.053258][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/202
| [   11.053740][  T202] Tainted: [W]=WARN
[   11.053841][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.054007][  T202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.054177][  T202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.054636][  T202] RSP: 0018:ffa00000009c7150 EFLAGS: 00010286
[   11.054796][  T202] RAX: 00000000ffffffa6 RBX: ff11000009d4be00 RCX: 1ff4000000138df0
[   11.054992][  T202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d4beb8
[   11.055187][  T202] RBP: ff1100000ae22000 R08: 1fe22000013a97d8 R09: ff1100000c08ae58
[   11.055376][  T202] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.055567][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009fe9fc0
[   11.055783][  T202] FS:  00007f1a98698840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[   11.056176][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.056340][  T202] CR2: 00000000004ecbb0 CR3: 0000000013b2b003 CR4: 0000000000771ef0
[   11.056533][  T202] PKRU: 55555554
[   11.056628][  T202] Call Trace:
[   11.056723][  T202]  <TASK>
[   11.056794][  T202]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.056926][  T202]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.057055][  T202]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.057184][  T202]  netif_state_change (net/core/dev.c:1605)
[   11.057314][  T202]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.057475][  T202]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.057601][  T202]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   11.057738][  T202]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   11.057870][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.057998][  T202]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   11.058134][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.058261][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.058401][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.058527][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.058655][  T202]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.058781][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.058916][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.059057][  T202]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   11.059191][  T202]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.059318][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.059447][  T202]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.059573][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.059702][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.059912][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.060041][  T202]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.060174][  T202]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.060303][  T202]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.060434][  T202]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.060564][  T202]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.060693][  T202]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.060822][  T202]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.061125][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.061273][  T202]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.061417][  T202]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.061551][  T202]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.061681][  T202]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.061809][  T202]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.062012][  T202]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.062173][  T202]  ? move_addr_to_kernel (net/socket.c:258)
[   11.062299][  T202]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.062438][  T202]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.062598][  T202]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.062726][  T202]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.062948][  T202]  ___sys_sendmsg (net/socket.c:2752)
[   11.063079][  T202]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.063207][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.063341][  T202]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   11.063468][  T202]  ? do_getsockname (net/socket.c:2192)
[   11.063596][  T202]  __sys_sendmsg (net/socket.c:2784)
[   11.063724][  T202]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.063932][  T202]  ? __sys_getsockname (net/socket.c:2210)
[   11.064060][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.064237][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.064368][  T202]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.064495][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.064622][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.064781][  T202] RIP: 0033:0x7f1a988d208e
[   11.064920][  T202] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.065395][  T202] RSP: 002b:00007ffda05c6fc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.065587][  T202] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1a988d208e
[   11.065778][  T202] RDX: 0000000000000000 RSI: 00007ffda05c7070 RDI: 0000000000000006
[   11.065972][  T202] RBP: 00007ffda05c6fd0 R08: 0000000000000000 R09: 0000000000000000
[   11.066167][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8b
[   11.066362][  T202] R13: 00007ffda05c7120 R14: 00007ffda05c8d68 R15: 00000000fffffff5
| [   11.067672][  T202] ---[ end trace 0000000000000000 ]---
| [   11.068892][  T202] ------------[ cut here ]------------
| [   11.069032][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/202
| [   11.069542][  T202] Tainted: [W]=WARN
[   11.069643][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.069810][  T202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.069994][  T202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.070462][  T202] RSP: 0018:ffa00000009c7020 EFLAGS: 00010286
[   11.070625][  T202] RAX: 00000000ffffffa6 RBX: ff11000009d4a200 RCX: 1ff4000000138dca
[   11.070817][  T202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d4a2b8
[   11.071017][  T202] RBP: ff11000013d81000 R08: 1fe22000013a9458 R09: ff1100000c08ae58
[   11.071215][  T202] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   11.071406][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013d81ce1
[   11.071608][  T202] FS:  00007f1a98698840(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   11.071916][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.072132][  T202] CR2: 00000000004ed120 CR3: 0000000013b2b002 CR4: 0000000000771ef0
[   11.072325][  T202] PKRU: 55555554
[   11.072421][  T202] Call Trace:
[   11.072516][  T202]  <TASK>
[   11.072582][  T202]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.072712][  T202]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.072842][  T202]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.073033][  T202]  __dev_notify_flags (net/core/dev.c:9787)
[   11.073208][  T202]  ? netif_change_name (net/core/dev.c:1495)
[   11.073339][  T202]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.073471][  T202]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.073600][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.073730][  T202]  ? 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))
[   11.073919][  T202]  netif_change_flags (net/core/dev.c:9820)
[   11.074091][  T202]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.074226][  T202]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.074356][  T202]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.074517][  T202]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.074645][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.074780][  T202]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.074987][  T202]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.075135][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.075265][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.075394][  T202]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.075524][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.075653][  T202]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.075820][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.076038][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.076179][  T202]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.076311][  T202]  ? __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)
[   11.076467][  T202]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.076608][  T202]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.076757][  T202]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.076942][  T202]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.077080][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.077234][  T202]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.077428][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.077619][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.077814][  T202]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.078302][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.078460][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.078591][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.078724][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.078865][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.078998][  T202]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.079135][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.079265][  T202]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.079394][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.079524][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.079653][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.079782][  T202]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.079918][  T202]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.080049][  T202]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.080194][  T202]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.080323][  T202]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.080454][  T202]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.080584][  T202]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.080713][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.080850][  T202]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.080980][  T202]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.081123][  T202]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.081254][  T202]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.081383][  T202]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.081512][  T202]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.081671][  T202]  ? move_addr_to_kernel (net/socket.c:258)
[   11.081800][  T202]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.081934][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.082065][  T202]  ___sys_sendmsg (net/socket.c:2752)
[   11.082200][  T202]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.082362][  T202]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.082501][  T202]  __sys_sendmsg (net/socket.c:2784)
[   11.082630][  T202]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.082759][  T202]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.082930][  T202]  ? 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)
[   11.083061][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.083214][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.083345][  T202]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.083475][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.083604][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.083763][  T202] RIP: 0033:0x7f1a988d208e
[   11.083904][  T202] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.084385][  T202] RSP: 002b:00007ffda05c85d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.084585][  T202] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1a988d208e
[   11.084804][  T202] RDX: 0000000000000000 RSI: 00007ffda05c8680 RDI: 0000000000000005
[   11.085005][  T202] RBP: 00007ffda05c85e0 R08: 0000000000000000 R09: 0000000000000000
[   11.085206][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8b
[   11.085399][  T202] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda05c8d50
| [   11.087555][  T202] ns3eth2: entered allmulticast mode
| [   11.088547][  T202] ------------[ cut here ]------------
| [   11.088698][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/202
| [   11.089290][  T202] Tainted: [W]=WARN
[   11.089392][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.089602][  T202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.089903][  T202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.090620][  T202] RSP: 0018:ffa00000009c6ed0 EFLAGS: 00010286
[   11.090791][  T202] RAX: 00000000ffffffa6 RBX: ff11000009d4ae40 RCX: 1ff4000000138da0
[   11.091011][  T202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d4aef8
[   11.091220][  T202] RBP: ff11000013d81000 R08: 1fe22000013a95e0 R09: ff1100000c08ae58
[   11.091418][  T202] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   11.091615][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.091816][  T202] FS:  00007f1a98698840(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   11.092053][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.092226][  T202] CR2: 00000000004ed120 CR3: 0000000013b2b002 CR4: 0000000000771ef0
[   11.092424][  T202] PKRU: 55555554
[   11.092524][  T202] Call Trace:
[   11.092624][  T202]  <TASK>
[   11.092695][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.092834][  T202]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.092966][  T202]  notifier_call_chain (kernel/notifier.c:85)
[   11.093106][  T202]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   11.093238][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.093369][  T202]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   11.093501][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.093633][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.093765][  T202]  ? __up_write (kernel/locking/rwsem.c:1418 (discriminator 1))
[   11.093904][  T202]  ? kernfs_add_one (fs/kernfs/dir.c:873)
[   11.094054][  T202]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   11.094196][  T202]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   11.094328][  T202]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   11.094460][  T202]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   11.094597][  T202]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   11.094728][  T202]  br_add_if (net/bridge/br_if.c:619)
[   11.094839][  T202]  do_set_master (net/core/rtnetlink.c:3011)
[   11.094971][  T202]  ? netif_change_flags (net/core/dev.c:9820)
[   11.095111][  T202]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   11.095245][  T202]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.095377][  T202]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.095541][  T202]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.095697][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.095841][  T202]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.095972][  T202]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.096110][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.096245][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.096377][  T202]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.096512][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.096645][  T202]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.096776][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.096914][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.097073][  T202]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.097207][  T202]  ? __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)
[   11.097338][  T202]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.097469][  T202]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.097602][  T202]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.097733][  T202]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.097873][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.098006][  T202]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.098143][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.098288][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.098418][  T202]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.098551][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.098685][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.098818][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.098957][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.099098][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.099247][  T202]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.099380][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.099513][  T202]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.099647][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.099781][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.099919][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.100052][  T202]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.100192][  T202]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.100325][  T202]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.100460][  T202]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.100593][  T202]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.100728][  T202]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.100869][  T202]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.101001][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.101147][  T202]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.101281][  T202]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.101414][  T202]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.101547][  T202]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.101680][  T202]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.101813][  T202]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.101983][  T202]  ? move_addr_to_kernel (net/socket.c:258)
[   11.102122][  T202]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.102255][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.102388][  T202]  ___sys_sendmsg (net/socket.c:2752)
[   11.102518][  T202]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.102681][  T202]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.102820][  T202]  __sys_sendmsg (net/socket.c:2784)
[   11.102958][  T202]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.103112][  T202]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.103280][  T202]  ? 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)
[   11.103409][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.103539][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.103668][  T202]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.103799][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.103934][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.104102][  T202] RIP: 0033:0x7f1a988d208e
[   11.104238][  T202] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.104700][  T202] RSP: 002b:00007ffda05c85d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.104903][  T202] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1a988d208e
[   11.105105][  T202] RDX: 0000000000000000 RSI: 00007ffda05c8680 RDI: 0000000000000005
[   11.105299][  T202] RBP: 00007ffda05c85e0 R08: 0000000000000000 R09: 0000000000000000
[   11.105496][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8b
[   11.105689][  T202] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda05c8d50
| [   11.107167][  T202] ns3eth2: entered promiscuous mode
| [   11.107358][  T202] ------------[ cut here ]------------
| [   11.107489][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/202
| [   11.108005][  T202] Tainted: [W]=WARN
[   11.108129][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.108305][  T202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.108484][  T202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.109692][  T202] RSP: 0018:ffa00000009c6ed0 EFLAGS: 00010286
[   11.109941][  T202] RAX: 00000000ffffffa6 RBX: ff11000009d4b000 RCX: 1ff4000000138da0
[   11.110210][  T202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d4b0b8
[   11.110411][  T202] RBP: ff11000013d81000 R08: 1fe22000013a9618 R09: ff1100000c08ae58
[   11.110613][  T202] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   11.110818][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ae22dc0
[   11.111089][  T202] FS:  00007f1a98698840(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   11.111328][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.111498][  T202] CR2: 00000000004ed120 CR3: 0000000013b2b002 CR4: 0000000000771ef0
[   11.111702][  T202] PKRU: 55555554
[   11.111804][  T202] Call Trace:
[   11.111964][  T202]  <TASK>
[   11.112034][  T202]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.112207][  T202]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.112311][  T202]  __dev_notify_flags (net/core/dev.c:9787)
[   11.112475][  T202]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   11.112637][  T202]  ? netdev_notice (net/core/dev.c:13008)
[   11.112776][  T202]  ? netif_change_name (net/core/dev.c:1495)
[   11.112975][  T202]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   11.113118][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.113259][  T202]  __dev_set_promiscuity (net/core/dev.c:9630)
[   11.113396][  T202]  netif_set_promiscuity (net/core/dev.c:9639)
[   11.113533][  T202]  dev_set_promiscuity (net/core/dev_api.c:288)
[   11.113670][  T202]  br_manage_promisc (net/bridge/br_if.c:108 net/bridge/br_if.c:157)
[   11.113807][  T202]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   11.113976][  T202]  do_set_master (net/core/rtnetlink.c:3011)
[   11.114119][  T202]  ? netif_change_flags (net/core/dev.c:9820)
[   11.114256][  T202]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   11.114393][  T202]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.114531][  T202]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.114701][  T202]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.114958][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.115164][  T202]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.115302][  T202]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.115439][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.115577][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.115714][  T202]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.115913][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.116051][  T202]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.116196][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.116333][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.116469][  T202]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.116606][  T202]  ? __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)
[   11.116742][  T202]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.116940][  T202]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.117083][  T202]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.117222][  T202]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.117363][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.117503][  T202]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.117642][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.117779][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.117977][  T202]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.118121][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.118257][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.118394][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.118533][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.118670][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.118806][  T202]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.119004][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.119147][  T202]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.119283][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.119420][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.119555][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.119694][  T202]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.119890][  T202]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.120028][  T202]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.120173][  T202]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.120308][  T202]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.120446][  T202]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.120582][  T202]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.120721][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.120920][  T202]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.121058][  T202]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.121200][  T202]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.121336][  T202]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.121472][  T202]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.121608][  T202]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.121776][  T202]  ? move_addr_to_kernel (net/socket.c:258)
[   11.121978][  T202]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.122118][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.122255][  T202]  ___sys_sendmsg (net/socket.c:2752)
[   11.122390][  T202]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.122558][  T202]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.122703][  T202]  __sys_sendmsg (net/socket.c:2784)
[   11.122899][  T202]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.123036][  T202]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.123213][  T202]  ? 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)
[   11.123349][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.123486][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.123622][  T202]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.123759][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.123957][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.124152][  T202] RIP: 0033:0x7f1a988d208e
[   11.124303][  T202] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.124786][  T202] RSP: 002b:00007ffda05c85d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.125052][  T202] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1a988d208e
[   11.125269][  T202] RDX: 0000000000000000 RSI: 00007ffda05c8680 RDI: 0000000000000005
[   11.125471][  T202] RBP: 00007ffda05c85e0 R08: 0000000000000000 R09: 0000000000000000
[   11.125674][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8b
[   11.125940][  T202] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda05c8d50
| [   11.127370][  T202] ---[ end trace 0000000000000000 ]---
| [   11.127844][  T202] ------------[ cut here ]------------
| [   11.128046][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/202
| [   11.128635][  T202] Tainted: [W]=WARN
[   11.128783][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.129007][  T202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.129231][  T202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.129733][  T202] RSP: 0018:ffa00000009c6ff8 EFLAGS: 00010286
[   11.129958][  T202] RAX: 00000000ffffffa6 RBX: ff11000005030580 RCX: 1ff4000000138dc5
[   11.130204][  T202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005030638
[   11.130445][  T202] RBP: ff1100000ae22000 R08: 1fe2200000a060c8 R09: ff1100000c08ae58
[   11.130682][  T202] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   11.130945][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   11.131194][  T202] FS:  00007f1a98698840(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   11.131469][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.131704][  T202] CR2: 00007f1a98af8430 CR3: 0000000013b2b004 CR4: 0000000000771ef0
[   11.131959][  T202] PKRU: 55555554
[   11.132145][  T202] Call Trace:
[   11.132288][  T202]  <TASK>
[   11.132401][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.132576][  T202]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.132755][  T202]  notifier_call_chain (kernel/notifier.c:85)
[   11.132950][  T202]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   11.133136][  T202]  ? __dev_open (net/core/dev.h:182)
[   11.133314][  T202]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   11.133489][  T202]  br_add_if (net/bridge/br_if.c:679)
[   11.133638][  T202]  do_set_master (net/core/rtnetlink.c:3011)
[   11.133813][  T202]  ? netif_change_flags (net/core/dev.c:9820)
[   11.134004][  T202]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   11.134193][  T202]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.134369][  T202]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.134579][  T202]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.134755][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.134940][  T202]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.135125][  T202]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.135301][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.135483][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.135661][  T202]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.135850][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.136026][  T202]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.136208][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.136384][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.136561][  T202]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.136737][  T202]  ? __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)
[   11.136930][  T202]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.137115][  T202]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.137292][  T202]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.137469][  T202]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.137647][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.137842][  T202]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.138025][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.138209][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.138385][  T202]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.138564][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.138739][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.138930][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.139114][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.139294][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.139470][  T202]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.139648][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.139836][  T202]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.140011][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.140197][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.140374][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.140550][  T202]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.140725][  T202]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.140909][  T202]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.141099][  T202]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.141273][  T202]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.141450][  T202]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.141629][  T202]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.141806][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.141994][  T202]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.142179][  T202]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.142358][  T202]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.142534][  T202]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.142714][  T202]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.142902][  T202]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.143114][  T202]  ? move_addr_to_kernel (net/socket.c:258)
[   11.143292][  T202]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.143468][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.143646][  T202]  ___sys_sendmsg (net/socket.c:2752)
[   11.143836][  T202]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.144042][  T202]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.144235][  T202]  __sys_sendmsg (net/socket.c:2784)
[   11.144411][  T202]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.144585][  T202]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.144794][  T202]  ? 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)
[   11.144986][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.145172][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.145350][  T202]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.145564][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.145740][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.145960][  T202] RIP: 0033:0x7f1a988d208e
[   11.146147][  T202] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.146650][  T202] RSP: 002b:00007ffda05c85d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.146904][  T202] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1a988d208e
[   11.147149][  T202] RDX: 0000000000000000 RSI: 00007ffda05c8680 RDI: 0000000000000005
[   11.147392][  T202] RBP: 00007ffda05c85e0 R08: 0000000000000000 R09: 0000000000000000
[   11.147630][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8b
[   11.147879][  T202] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda05c8d50
| [   11.149547][  T202] ---[ end trace 0000000000000000 ]---
| [   11.163331][  T202] ------------[ cut here ]------------
| [   11.163574][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/202
| [   11.164180][  T202] Tainted: [W]=WARN
[   11.164325][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.164531][  T202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.164746][  T202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.165281][  T202] RSP: 0018:ffa00000009c6f70 EFLAGS: 00010286
[   11.165494][  T202] RAX: 00000000ffffffa6 RBX: ff11000005030ac0 RCX: 1ff4000000138db4
[   11.165734][  T202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005030b78
[   11.166023][  T202] RBP: ff1100000ae22000 R08: 1fe2200000a06170 R09: ff1100000c08ae58
[   11.166274][  T202] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   11.166511][  T202] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   11.166752][  T202] FS:  00007f1a98698840(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   11.167035][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.167251][  T202] CR2: 00007f1a98af8430 CR3: 0000000013b2b004 CR4: 0000000000771ef0
[   11.167496][  T202] PKRU: 55555554
[   11.167640][  T202] Call Trace:
[   11.167783][  T202]  <TASK>
[   11.167909][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.168094][  T202]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.168272][  T202]  notifier_call_chain (kernel/notifier.c:85)
[   11.168450][  T202]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   11.168661][  T202]  ? netdev_change_features (net/core/dev.c:11117)
[   11.168851][  T202]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[   11.169028][  T202]  br_add_if (net/bridge/br_if.c:683)
[   11.169184][  T202]  do_set_master (net/core/rtnetlink.c:3011)
[   11.169360][  T202]  ? netif_change_flags (net/core/dev.c:9820)
[   11.169539][  T202]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   11.169718][  T202]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.169909][  T202]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.170125][  T202]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.170307][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.170485][  T202]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.170666][  T202]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.170865][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.171043][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.171231][  T202]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.171407][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.171585][  T202]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.171765][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.171954][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.172140][  T202]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.172319][  T202]  ? __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)
[   11.172496][  T202]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.172681][  T202]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.172871][  T202]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.173050][  T202]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.173237][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.173416][  T202]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.173603][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.173780][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.173973][  T202]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.174161][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.174342][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.174526][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.174704][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.174894][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.175079][  T202]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.175256][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.175439][  T202]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.175617][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.175795][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.175983][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.176173][  T202]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.176358][  T202]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.176541][  T202]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.176721][  T202]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.176907][  T202]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.177096][  T202]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.177280][  T202]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.177457][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.177635][  T202]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.177813][  T202]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.178004][  T202]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.178197][  T202]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.178376][  T202]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.178551][  T202]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.178759][  T202]  ? move_addr_to_kernel (net/socket.c:258)
[   11.178968][  T202]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.179152][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.179329][  T202]  ___sys_sendmsg (net/socket.c:2752)
[   11.179507][  T202]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.179714][  T202]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.179914][  T202]  __sys_sendmsg (net/socket.c:2784)
[   11.180098][  T202]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.180273][  T202]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.180483][  T202]  ? 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)
[   11.180660][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.180853][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.181030][  T202]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.181217][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.181394][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.181601][  T202] RIP: 0033:0x7f1a988d208e
[   11.181783][  T202] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.182308][  T202] RSP: 002b:00007ffda05c85d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.182550][  T202] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1a988d208e
[   11.182791][  T202] RDX: 0000000000000000 RSI: 00007ffda05c8680 RDI: 0000000000000005
[   11.183040][  T202] RBP: 00007ffda05c85e0 R08: 0000000000000000 R09: 0000000000000000
[   11.183290][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8b
[   11.183528][  T202] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda05c8d50
| [   11.185196][  T202] ---[ end trace 0000000000000000 ]---
| [   11.213534][  T203] ------------[ cut here ]------------
| [   11.213699][  T203] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/203
| [   11.214226][  T203] Tainted: [W]=WARN
[   11.214323][  T203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.214487][  T203] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.214656][  T203] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.215126][  T203] RSP: 0018:ffa00000009d7020 EFLAGS: 00010286
[   11.215291][  T203] RAX: 00000000ffffffa6 RBX: ff11000005030c80 RCX: 1ff400000013adca
[   11.215482][  T203] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005030d38
[   11.215674][  T203] RBP: ff11000002561000 R08: 1fe2200000a061a8 R09: ff1100000c088b58
[   11.215870][  T203] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   11.216062][  T203] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000002561ce1
[   11.216258][  T203] FS:  00007f9706deb840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[   11.216516][  T203] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.216682][  T203] CR2: 00000000004ed128 CR3: 0000000015c6a005 CR4: 0000000000771ef0
[   11.216884][  T203] PKRU: 55555554
[   11.216983][  T203] Call Trace:
[   11.217084][  T203]  <TASK>
[   11.217150][  T203]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.217285][  T203]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.217387][  T203]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.217518][  T203]  __dev_notify_flags (net/core/dev.c:9787)
[   11.217648][  T203]  ? netif_change_name (net/core/dev.c:1495)
[   11.217778][  T203]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.217914][  T203]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.218044][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.218199][  T203]  ? 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))
[   11.218339][  T203]  netif_change_flags (net/core/dev.c:9820)
[   11.218473][  T203]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.218604][  T203]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.218733][  T203]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.218900][  T203]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.219029][  T203]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.219164][  T203]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.219292][  T203]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.219422][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.219552][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.219682][  T203]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.219813][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.219949][  T203]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.220106][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.220236][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.220364][  T203]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.220492][  T203]  ? __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)
[   11.220619][  T203]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.220749][  T203]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.220885][  T203]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.221013][  T203]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.221147][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.221296][  T203]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.221426][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.221554][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.221682][  T203]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.221813][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.221950][  T203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.222085][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.222214][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.222343][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.222472][  T203]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.222602][  T203]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.222733][  T203]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.222867][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.222998][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.223131][  T203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.223260][  T203]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.223388][  T203]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.223517][  T203]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.223652][  T203]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.223779][  T203]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.223913][  T203]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.224042][  T203]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.224177][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.224310][  T203]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.224441][  T203]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.224577][  T203]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.224708][  T203]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.224839][  T203]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.224968][  T203]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.225133][  T203]  ? move_addr_to_kernel (net/socket.c:258)
[   11.225263][  T203]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.225395][  T203]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.225527][  T203]  ___sys_sendmsg (net/socket.c:2752)
[   11.225656][  T203]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.225817][  T203]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.225960][  T203]  __sys_sendmsg (net/socket.c:2784)
[   11.226094][  T203]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.226223][  T203]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.226383][  T203]  ? 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)
[   11.226512][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.226646][  T203]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.226779][  T203]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.227055][  T203]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.227189][  T203]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.227399][  T203] RIP: 0033:0x7f970702508e
[   11.227537][  T203] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.228010][  T203] RSP: 002b:00007ffd04068000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.228211][  T203] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f970702508e
[   11.228402][  T203] RDX: 0000000000000000 RSI: 00007ffd040680b0 RDI: 0000000000000005
[   11.228593][  T203] RBP: 00007ffd04068010 R08: 0000000000000000 R09: 0000000000000000
[   11.228785][  T203] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8b
[   11.228984][  T203] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd04068780
| [   11.230883][  T203] ns3eth3: entered allmulticast mode
| [   11.231761][  T203] ------------[ cut here ]------------
| [   11.232106][  T203] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/203
| [   11.232603][  T203] Tainted: [W]=WARN
[   11.232705][  T203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.232873][  T203] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.233042][  T203] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.233513][  T203] RSP: 0018:ffa00000009d6ed0 EFLAGS: 00010286
[   11.233680][  T203] RAX: 00000000ffffffa6 RBX: ff11000005030e40 RCX: 1ff400000013ada0
[   11.233913][  T203] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005030ef8
[   11.234115][  T203] RBP: ff11000002561000 R08: 1fe2200000a061e0 R09: ff1100000c088b58
[   11.234310][  T203] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.234513][  T203] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   11.234710][  T203] FS:  00007f9706deb840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[   11.234944][  T203] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.235116][  T203] CR2: 00000000004ed128 CR3: 0000000015c6a005 CR4: 0000000000771ef0
[   11.235318][  T203] PKRU: 55555554
[   11.235415][  T203] Call Trace:
[   11.235513][  T203]  <TASK>
[   11.235581][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.235711][  T203]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.235849][  T203]  notifier_call_chain (kernel/notifier.c:85)
[   11.235987][  T203]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   11.236149][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.236280][  T203]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   11.236423][  T203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.236554][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.236685][  T203]  ? __up_write (kernel/locking/rwsem.c:1418 (discriminator 1))
[   11.236816][  T203]  ? kernfs_add_one (fs/kernfs/dir.c:873)
[   11.236957][  T203]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   11.237094][  T203]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   11.237231][  T203]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   11.237364][  T203]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   11.237494][  T203]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   11.237624][  T203]  br_add_if (net/bridge/br_if.c:619)
[   11.237725][  T203]  do_set_master (net/core/rtnetlink.c:3011)
[   11.237862][  T203]  ? netif_change_flags (net/core/dev.c:9820)
[   11.237999][  T203]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   11.238136][  T203]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.238267][  T203]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.238429][  T203]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.238558][  T203]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.238691][  T203]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.238831][  T203]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.238962][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.239097][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.239226][  T203]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.239360][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.239490][  T203]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.239620][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.239751][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.239886][  T203]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.240017][  T203]  ? __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)
[   11.240151][  T203]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.240283][  T203]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.240415][  T203]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.240551][  T203]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.240686][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.240820][  T203]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.240959][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.241118][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.241250][  T203]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.241389][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.241523][  T203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.241654][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.241786][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.241925][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.242059][  T203]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.242197][  T203]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.242328][  T203]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.242475][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.242606][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.242736][  T203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.242876][  T203]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.243007][  T203]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.243167][  T203]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.243304][  T203]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.243434][  T203]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.243566][  T203]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.243698][  T203]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.243832][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.243964][  T203]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.244099][  T203]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.244229][  T203]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.244387][  T203]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.244517][  T203]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.244647][  T203]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.244808][  T203]  ? move_addr_to_kernel (net/socket.c:258)
[   11.244947][  T203]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.245094][  T203]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.245226][  T203]  ___sys_sendmsg (net/socket.c:2752)
[   11.245356][  T203]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.245518][  T203]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.245659][  T203]  __sys_sendmsg (net/socket.c:2784)
[   11.245792][  T203]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.245934][  T203]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.246128][  T203]  ? 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)
[   11.246262][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.246393][  T203]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.246522][  T203]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.246651][  T203]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.246782][  T203]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.246955][  T203] RIP: 0033:0x7f970702508e
[   11.247094][  T203] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.247582][  T203] RSP: 002b:00007ffd04068000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.247778][  T203] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f970702508e
[   11.247983][  T203] RDX: 0000000000000000 RSI: 00007ffd040680b0 RDI: 0000000000000005
[   11.248186][  T203] RBP: 00007ffd04068010 R08: 0000000000000000 R09: 0000000000000000
[   11.248378][  T203] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8b
[   11.248574][  T203] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd04068780
| [   11.250092][  T203] ns3eth3: entered promiscuous mode
| [   11.250274][  T203] ------------[ cut here ]------------
| [   11.250405][  T203] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/203
| [   11.250961][  T203] Tainted: [W]=WARN
[   11.251064][  T203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.251236][  T203] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.251412][  T203] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.251923][  T203] RSP: 0018:ffa00000009d6ed0 EFLAGS: 00010286
[   11.252100][  T203] RAX: 00000000ffffffa6 RBX: ff110000050311c0 RCX: 1ff400000013ada0
[   11.252303][  T203] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005031278
[   11.252508][  T203] RBP: ff11000002561000 R08: 1fe2200000a06250 R09: ff1100000c088b58
[   11.252720][  T203] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   11.252928][  T203] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ae22dc0
[   11.253377][  T203] FS:  00007f9706deb840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[   11.253616][  T203] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.253787][  T203] CR2: 00000000004ed128 CR3: 0000000015c6a005 CR4: 0000000000771ef0
[   11.253996][  T203] PKRU: 55555554
[   11.254105][  T203] Call Trace:
[   11.254206][  T203]  <TASK>
[   11.254277][  T203]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.254416][  T203]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.254526][  T203]  __dev_notify_flags (net/core/dev.c:9787)
[   11.254667][  T203]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   11.254806][  T203]  ? netdev_notice (net/core/dev.c:13008)
[   11.254947][  T203]  ? netif_change_name (net/core/dev.c:1495)
[   11.255088][  T203]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   11.255226][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.255371][  T203]  __dev_set_promiscuity (net/core/dev.c:9630)
[   11.255512][  T203]  netif_set_promiscuity (net/core/dev.c:9639)
[   11.255649][  T203]  dev_set_promiscuity (net/core/dev_api.c:288)
[   11.255786][  T203]  br_manage_promisc (net/bridge/br_if.c:108 net/bridge/br_if.c:157)
[   11.255930][  T203]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   11.256040][  T203]  do_set_master (net/core/rtnetlink.c:3011)
[   11.256182][  T203]  ? netif_change_flags (net/core/dev.c:9820)
[   11.256319][  T203]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   11.256459][  T203]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.256596][  T203]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.256774][  T203]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.256915][  T203]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.257052][  T203]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.257192][  T203]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.257329][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.257472][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.257610][  T203]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.257747][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.257888][  T203]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.258024][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.258165][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.258306][  T203]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.258444][  T203]  ? __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)
[   11.258581][  T203]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.258719][  T203]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.258860][  T203]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.259002][  T203]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.259145][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.259283][  T203]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.259421][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.259558][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.259696][  T203]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.259842][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.259979][  T203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.260120][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.260255][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.260391][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.260529][  T203]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.260666][  T203]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.260803][  T203]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.260948][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.261089][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.261224][  T203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.261361][  T203]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.261497][  T203]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.261634][  T203]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.261776][  T203]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.261916][  T203]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.262087][  T203]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.262228][  T203]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.262363][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.262499][  T203]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.262636][  T203]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.262774][  T203]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.262941][  T203]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.263080][  T203]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.263216][  T203]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.263383][  T203]  ? move_addr_to_kernel (net/socket.c:258)
[   11.263519][  T203]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.263679][  T203]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.263818][  T203]  ___sys_sendmsg (net/socket.c:2752)
[   11.263957][  T203]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.264128][  T203]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.264272][  T203]  __sys_sendmsg (net/socket.c:2784)
[   11.264430][  T203]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.264567][  T203]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.264737][  T203]  ? 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)
[   11.264877][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.265013][  T203]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.265153][  T203]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.265287][  T203]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.265424][  T203]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.265596][  T203] RIP: 0033:0x7f970702508e
[   11.265741][  T203] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.266235][  T203] RSP: 002b:00007ffd04068000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.266441][  T203] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f970702508e
[   11.266651][  T203] RDX: 0000000000000000 RSI: 00007ffd040680b0 RDI: 0000000000000005
[   11.266860][  T203] RBP: 00007ffd04068010 R08: 0000000000000000 R09: 0000000000000000
[   11.267062][  T203] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8b
[   11.267269][  T203] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd04068780
| [   11.268638][  T203] ---[ end trace 0000000000000000 ]---
| [   11.269084][  T203] ------------[ cut here ]------------
| [   11.269236][  T203] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/203
| [   11.269720][  T203] Tainted: [W]=WARN
[   11.269816][  T203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.269982][  T203] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.270152][  T203] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.270605][  T203] RSP: 0018:ffa00000009d6f70 EFLAGS: 00010286
[   11.270765][  T203] RAX: 00000000ffffffa6 RBX: ff11000009ed83c0 RCX: 1ff400000013adb4
[   11.271117][  T203] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ed8478
[   11.271309][  T203] RBP: ff1100000ae22000 R08: 1fe22000013db090 R09: ff1100000c088b58
[   11.271498][  T203] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.271689][  T203] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   11.271949][  T203] FS:  00007f9706deb840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[   11.272175][  T203] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.272361][  T203] CR2: 00000000004ed128 CR3: 0000000015c6a005 CR4: 0000000000771ef0
[   11.272561][  T203] PKRU: 55555554
[   11.272656][  T203] Call Trace:
[   11.272753][  T203]  <TASK>
[   11.272818][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.273018][  T203]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.273232][  T203]  notifier_call_chain (kernel/notifier.c:85)
[   11.273363][  T203]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   11.273548][  T203]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/bridge/br_netlink.c:114 (discriminator 2))
[   11.273710][  T203]  ? netdev_change_features (net/core/dev.c:11117)
[   11.273924][  T203]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[   11.274052][  T203]  br_add_if (net/bridge/br_if.c:683)
[   11.274160][  T203]  do_set_master (net/core/rtnetlink.c:3011)
[   11.274294][  T203]  ? netif_change_flags (net/core/dev.c:9820)
[   11.274425][  T203]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   11.274555][  T203]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.274687][  T203]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.274912][  T203]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.275042][  T203]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.275178][  T203]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.275309][  T203]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.275438][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.275589][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.275731][  T203]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.275918][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.276045][  T203]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.276191][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.276318][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.276448][  T203]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.276580][  T203]  ? __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)
[   11.276707][  T203]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.276889][  T203]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.277018][  T203]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.277150][  T203]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.277279][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.277419][  T203]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.277550][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.277677][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.277804][  T203]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.277988][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.278120][  T203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.278247][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.278376][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.278504][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.278632][  T203]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.278759][  T203]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.278943][  T203]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.279075][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.279204][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.279333][  T203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.279461][  T203]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.279587][  T203]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.279718][  T203]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.279909][  T203]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.280043][  T203]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.280183][  T203]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.280311][  T203]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.280469][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.280599][  T203]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.280727][  T203]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.280911][  T203]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.281040][  T203]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.281206][  T203]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.281335][  T203]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.281493][  T203]  ? move_addr_to_kernel (net/socket.c:258)
[   11.281621][  T203]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.281749][  T203]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.281934][  T203]  ___sys_sendmsg (net/socket.c:2752)
[   11.282066][  T203]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.282232][  T203]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.282370][  T203]  __sys_sendmsg (net/socket.c:2784)
[   11.282498][  T203]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.282625][  T203]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.282791][  T203]  ? 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)
[   11.282976][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.283137][  T203]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.283265][  T203]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.283392][  T203]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.283519][  T203]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.283676][  T203] RIP: 0033:0x7f970702508e
[   11.283809][  T203] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.284352][  T203] RSP: 002b:00007ffd04068000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.284544][  T203] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f970702508e
[   11.284737][  T203] RDX: 0000000000000000 RSI: 00007ffd040680b0 RDI: 0000000000000005
[   11.284988][  T203] RBP: 00007ffd04068010 R08: 0000000000000000 R09: 0000000000000000
[   11.285188][  T203] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8b
[   11.285378][  T203] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd04068780
| [   11.286759][  T203] ---[ end trace 0000000000000000 ]---
| [   11.287696][   T93] ------------[ cut here ]------------
| [   11.287897][   T93] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/93
| [   11.288496][   T93] Tainted: [W]=WARN
[   11.288634][   T93] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.288842][   T93] Workqueue: events_unbound linkwatch_event
[   11.289041][   T93] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.289308][   T93] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.289810][   T93] RSP: 0018:ffa00000005379e0 EFLAGS: 00010286
[   11.290022][   T93] RAX: 00000000ffffffa6 RBX: ff11000009ed8900 RCX: 1ff40000000a6f02
[   11.290250][   T93] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ed89b8
[   11.290481][   T93] RBP: ff11000008479000 R08: 1fe22000013db138 R09: ff1100000a5851a8
[   11.290700][   T93] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   11.290938][   T93] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.291169][   T93] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   11.291435][   T93] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.291633][   T93] CR2: 00007f1a98765574 CR3: 0000000010549005 CR4: 0000000000771ef0
[   11.291873][   T93] PKRU: 55555554
[   11.292006][   T93] Call Trace:
[   11.292144][   T93]  <TASK>
[   11.292254][   T93]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.292423][   T93]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.292588][   T93]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.292726][   T93]  netif_state_change (net/core/dev.c:1605)
[   11.292907][   T93]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.293115][   T93]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.293281][   T93]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.293446][   T93]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.293612][   T93]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.293777][   T93]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.293955][   T93]  process_one_work (kernel/workqueue.c:3314)
[   11.294134][   T93]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.294303][   T93]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.294477][   T93]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.294643][   T93]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.294807][   T93]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   11.294986][   T93]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.295165][   T93]  kthread (kernel/kthread.c:436)
[   11.295304][   T93]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.295497][   T93]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.295664][   T93]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.295843][   T93]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.296043][   T93]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.296219][   T93]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.296384][   T93]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.297875][   T93] ---[ end trace 0000000000000000 ]---
| [   11.298436][   T93] ------------[ cut here ]------------
| [   11.298614][   T93] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/93
| [   11.299238][   T93] Tainted: [W]=WARN
[   11.299373][   T93] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.299591][   T93] Workqueue: events_unbound linkwatch_event
[   11.299796][   T93] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.300012][   T93] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.300489][   T93] RSP: 0018:ffa00000005379e0 EFLAGS: 00010286
[   11.300687][   T93] RAX: 00000000ffffffa6 RBX: ff11000009ed9e00 RCX: 1ff40000000a6f02
[   11.300921][   T93] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ed9eb8
[   11.301154][   T93] RBP: ff11000013a4c000 R08: 1fe22000013db3d8 R09: ff1100000a5851a8
[   11.301381][   T93] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   11.301611][   T93] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.301847][   T93] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   11.302113][   T93] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.302313][   T93] CR2: 00007f1a98765574 CR3: 0000000010549005 CR4: 0000000000771ef0
[   11.302542][   T93] PKRU: 55555554
[   11.302676][   T93] Call Trace:
[   11.302809][   T93]  <TASK>
[   11.302929][   T93]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.303103][   T93]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.303292][   T93]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.303436][   T93]  netif_state_change (net/core/dev.c:1605)
[   11.303605][   T93]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.303802][   T93]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.303980][   T93]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.304220][   T93]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.304391][   T93]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.304558][   T93]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.304726][   T93]  process_one_work (kernel/workqueue.c:3314)
[   11.304907][   T93]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.305084][   T93]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.305255][   T93]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.305456][   T93]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.305623][   T93]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   11.305790][   T93]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.305965][   T93]  kthread (kernel/kthread.c:436)
[   11.306111][   T93]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.306304][   T93]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.306469][   T93]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.306635][   T93]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.306843][   T93]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.307010][   T93]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.307187][   T93]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.308678][   T93] ---[ end trace 0000000000000000 ]---
| [   11.328048][  T204] ------------[ cut here ]------------
| [   11.328219][  T204] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/204
| [   11.328701][  T204] Tainted: [W]=WARN
[   11.328799][  T204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.328964][  T204] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.329133][  T204] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.329580][  T204] RSP: 0018:ffa00000009e7020 EFLAGS: 00010286
[   11.329743][  T204] RAX: 00000000ffffffa6 RBX: ff110000028af380 RCX: 1ff400000013cdca
[   11.329939][  T204] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000028af438
[   11.330159][  T204] RBP: ff11000013a24000 R08: 1fe2200000515e88 R09: ff1100000c375158
[   11.330353][  T204] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   11.330542][  T204] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013a24ce1
[   11.330732][  T204] FS:  00007fa6bf6a9840(0000) GS:ff110000a0330000(0000) knlGS:0000000000000000
[   11.330974][  T204] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.331141][  T204] CR2: 00000000144be988 CR3: 000000000c051004 CR4: 0000000000771ef0
[   11.331337][  T204] PKRU: 55555554
[   11.331431][  T204] Call Trace:
[   11.331525][  T204]  <TASK>
[   11.331590][  T204]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.331727][  T204]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.331859][  T204]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.331984][  T204]  __dev_notify_flags (net/core/dev.c:9787)
[   11.332190][  T204]  ? netif_change_name (net/core/dev.c:1495)
[   11.332317][  T204]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.332445][  T204]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.332572][  T204]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.332699][  T204]  ? 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))
[   11.332834][  T204]  netif_change_flags (net/core/dev.c:9820)
[   11.332963][  T204]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.333099][  T204]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.333229][  T204]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.333387][  T204]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.333514][  T204]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.333651][  T204]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.333777][  T204]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.333963][  T204]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.334104][  T204]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.334230][  T204]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.334358][  T204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.334484][  T204]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.334610][  T204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.334736][  T204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.334928][  T204]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.335062][  T204]  ? __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)
[   11.335195][  T204]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.335321][  T204]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.335448][  T204]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.335577][  T204]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.335706][  T204]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.335900][  T204]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.336026][  T204]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.336154][  T204]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.336282][  T204]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.336409][  T204]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.336535][  T204]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.336673][  T204]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.336801][  T204]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.337000][  T204]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.337130][  T204]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.337255][  T204]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.337380][  T204]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.337509][  T204]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.337635][  T204]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.337762][  T204]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.337953][  T204]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.338084][  T204]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.338212][  T204]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.338337][  T204]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.338466][  T204]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.338594][  T204]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.338721][  T204]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.338921][  T204]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.339048][  T204]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.339316][  T204]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.339443][  T204]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.339568][  T204]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.339708][  T204]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.339937][  T204]  ? move_addr_to_kernel (net/socket.c:258)
[   11.340064][  T204]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.340195][  T204]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.340323][  T204]  ___sys_sendmsg (net/socket.c:2752)
[   11.340448][  T204]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.340606][  T204]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.340742][  T204]  __sys_sendmsg (net/socket.c:2784)
[   11.340930][  T204]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.341055][  T204]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.341230][  T204]  ? 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)
[   11.341358][  T204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.341492][  T204]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.341619][  T204]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.341749][  T204]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.341959][  T204]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.342122][  T204] RIP: 0033:0x7fa6bf8e308e
[   11.342264][  T204] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.342711][  T204] RSP: 002b:00007ffe7adeb840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.342924][  T204] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa6bf8e308e
[   11.343116][  T204] RDX: 0000000000000000 RSI: 00007ffe7adeb8f0 RDI: 0000000000000005
[   11.343302][  T204] RBP: 00007ffe7adeb850 R08: 0000000000000000 R09: 0000000000000000
[   11.343490][  T204] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8b
[   11.343683][  T204] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7adebfc0
| [   11.344967][  T204] ---[ end trace 0000000000000000 ]---
| [   11.345671][   T37] ------------[ cut here ]------------
| [   11.345804][   T37] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/37
| [   11.346309][   T37] Tainted: [W]=WARN
[   11.346398][   T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.346546][   T37] Workqueue: events_unbound linkwatch_event
[   11.346696][   T37] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.346853][   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
[   11.347284][   T37] RSP: 0018:ffa000000029f9e0 EFLAGS: 00010286
[   11.347433][   T37] RAX: 00000000ffffffa6 RBX: ff110000028ae900 RCX: 1ff4000000053f02
[   11.347609][   T37] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000028ae9b8
[   11.347799][   T37] RBP: ff11000013a24000 R08: 1fe2200000515d38 R09: ff11000001d90ba8
[   11.347982][   T37] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.348164][   T37] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.348339][   T37] FS:  0000000000000000(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[   11.348544][   T37] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.348692][   T37] CR2: 00000000004ed128 CR3: 0000000010549002 CR4: 0000000000771ef0
[   11.348875][   T37] PKRU: 55555554
[   11.348964][   T37] Call Trace:
[   11.349051][   T37]  <TASK>
[   11.349116][   T37]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.349233][   T37]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.349351][   T37]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.349450][   T37]  netif_state_change (net/core/dev.c:1605)
[   11.349568][   T37]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.349715][   T37]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.349837][   T37]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.349956][   T37]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.350088][   T37]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.350205][   T37]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.350324][   T37]  process_one_work (kernel/workqueue.c:3314)
[   11.350446][   T37]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.350563][   T37]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.350703][   T37]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.350859][   T37]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.350977][   T37]  kthread (kernel/kthread.c:436)
[   11.351071][   T37]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.351216][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.351334][   T37]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.351452][   T37]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.351599][   T37]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.351717][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.351838][   T37]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.353626][   T37] ns3br1: port 2(ns3eth2) entered forwarding state
| [   11.353954][   T37] ------------[ cut here ]------------
| [   11.354073][   T37] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/37
| [   11.354563][   T37] Tainted: [W]=WARN
[   11.354652][   T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.354799][   T37] Workqueue: events_unbound linkwatch_event
[   11.354974][   T37] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.355130][   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
[   11.355568][   T37] RSP: 0018:ffa000000029f9e0 EFLAGS: 00010286
[   11.355715][   T37] RAX: 00000000ffffffa6 RBX: ff1100001470c200 RCX: 1ff4000000053f02
[   11.355893][   T37] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001470c2b8
[   11.356095][   T37] RBP: ff11000013d81000 R08: 1fe22000028e1858 R09: ff11000001d90ba8
[   11.356275][   T37] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.356450][   T37] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.356625][   T37] FS:  0000000000000000(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[   11.356833][   T37] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.356981][   T37] CR2: 00000000004ed128 CR3: 0000000010549002 CR4: 0000000000771ef0
[   11.357162][   T37] PKRU: 55555554
[   11.357249][   T37] Call Trace:
[   11.357336][   T37]  <TASK>
[   11.357396][   T37]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.357513][   T37]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.357631][   T37]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.357722][   T37]  netif_state_change (net/core/dev.c:1605)
[   11.357846][   T37]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.357993][   T37]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.358116][   T37]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.358234][   T37]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.358352][   T37]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.358469][   T37]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.358589][   T37]  process_one_work (kernel/workqueue.c:3314)
[   11.358711][   T37]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.358832][   T37]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.358960][   T37]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.359086][   T37]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.359203][   T37]  kthread (kernel/kthread.c:436)
[   11.359292][   T37]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.359440][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.359563][   T37]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.359680][   T37]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.359833][   T37]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.359951][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.360073][   T37]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.361192][   T37] ---[ end trace 0000000000000000 ]---
| [   11.390513][  T205] ------------[ cut here ]------------
| [   11.390684][  T205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/205
| [   11.391204][  T205] Tainted: [W]=WARN
[   11.391301][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.391466][  T205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.391641][  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
[   11.392132][  T205] RSP: 0018:ffa0000000797020 EFLAGS: 00010286
[   11.392293][  T205] RAX: 00000000ffffffa6 RBX: ff1100001470cac0 RCX: 1ff40000000f2dca
[   11.392485][  T205] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001470cb78
[   11.392694][  T205] RBP: ff11000013cf1000 R08: 1fe22000028e1970 R09: ff11000013ee8b58
[   11.392892][  T205] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   11.393091][  T205] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013cf1ce1
[   11.393286][  T205] FS:  00007f9aff415840(0000) GS:ff110000a0330000(0000) knlGS:0000000000000000
[   11.393513][  T205] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.393682][  T205] CR2: 000000002f8b7988 CR3: 0000000013efe006 CR4: 0000000000771ef0
[   11.393881][  T205] PKRU: 55555554
[   11.393976][  T205] Call Trace:
[   11.394074][  T205]  <TASK>
[   11.394140][  T205]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.394269][  T205]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.394367][  T205]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.394496][  T205]  __dev_notify_flags (net/core/dev.c:9787)
[   11.394628][  T205]  ? netif_change_name (net/core/dev.c:1495)
[   11.394760][  T205]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.394896][  T205]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.395023][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.395155][  T205]  ? 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))
[   11.395285][  T205]  netif_change_flags (net/core/dev.c:9820)
[   11.395420][  T205]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.395554][  T205]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.395686][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.395931][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.396143][  T205]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.396273][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.396401][  T205]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.396530][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.396659][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.396789][  T205]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.396991][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.397128][  T205]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.397256][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.397383][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.397511][  T205]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.397641][  T205]  ? __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)
[   11.397773][  T205]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.397989][  T205]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.398132][  T205]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.398267][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.398402][  T205]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.398562][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.398692][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.398819][  T205]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.399015][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.399153][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.399282][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.399459][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.399599][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.399727][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.399930][  T205]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.400058][  T205]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.400194][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.400323][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.400451][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.400579][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.400718][  T205]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.400933][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.401064][  T205]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.401230][  T205]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.401363][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.401491][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.401619][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.401746][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.401940][  T205]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.402072][  T205]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.402201][  T205]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.402327][  T205]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.402456][  T205]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.402615][  T205]  ? move_addr_to_kernel (net/socket.c:258)
[   11.402743][  T205]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.402948][  T205]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.403081][  T205]  ___sys_sendmsg (net/socket.c:2752)
[   11.403208][  T205]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.403370][  T205]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.403529][  T205]  __sys_sendmsg (net/socket.c:2784)
[   11.403657][  T205]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.403784][  T205]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.404034][  T205]  ? 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)
[   11.404174][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.404333][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.404479][  T205]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.404613][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.404767][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.404995][  T205] RIP: 0033:0x7f9aff64f08e
[   11.405160][  T205] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.405621][  T205] RSP: 002b:00007fff77774b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.405817][  T205] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9aff64f08e
[   11.406064][  T205] RDX: 0000000000000000 RSI: 00007fff77774bf0 RDI: 0000000000000005
[   11.406262][  T205] RBP: 00007fff77774b50 R08: 0000000000000000 R09: 0000000000000000
[   11.406468][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8b
[   11.406661][  T205] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff777752c0
| [   11.408070][  T205] ---[ end trace 0000000000000000 ]---
| [   11.408756][   T37] ------------[ cut here ]------------
| [   11.408908][   T37] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/37
| [   11.409426][   T37] Tainted: [W]=WARN
[   11.409521][   T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.409680][   T37] Workqueue: events_unbound linkwatch_event
[   11.409870][   T37] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.410030][   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
[   11.410464][   T37] RSP: 0018:ffa000000029f9e0 EFLAGS: 00010286
[   11.410620][   T37] RAX: 00000000ffffffa6 RBX: ff11000009c69c40 RCX: 1ff4000000053f02
[   11.410804][   T37] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009c69cf8
[   11.410989][   T37] RBP: ff11000013cf1000 R08: 1fe220000138d3a0 R09: ff11000001d90ba8
[   11.411177][   T37] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   11.411384][   T37] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.411568][   T37] FS:  0000000000000000(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   11.411781][   T37] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.411940][   T37] CR2: 0000559cd0d4ed5c CR3: 0000000010549004 CR4: 0000000000771ef0
[   11.412130][   T37] PKRU: 55555554
[   11.412224][   T37] Call Trace:
[   11.412317][   T37]  <TASK>
[   11.412383][   T37]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.412516][   T37]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.412638][   T37]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.412731][   T37]  netif_state_change (net/core/dev.c:1605)
[   11.412860][   T37]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.413012][   T37]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.413168][   T37]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.413290][   T37]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.413413][   T37]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.413533][   T37]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.413655][   T37]  process_one_work (kernel/workqueue.c:3314)
[   11.413780][   T37]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.413911][   T37]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.414040][   T37]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.414171][   T37]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.414291][   T37]  kthread (kernel/kthread.c:436)
[   11.414382][   T37]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.414532][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.414653][   T37]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.414780][   T37]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.414939][   T37]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.415100][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.415223][   T37]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.417346][   T37] ns3br1: port 3(ns3eth3) entered forwarding state
| [   11.417726][   T37] ------------[ cut here ]------------
| [   11.417866][   T37] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/37
| [   11.418393][   T37] Tainted: [W]=WARN
[   11.418485][   T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.418668][   T37] Workqueue: events_unbound linkwatch_event
[   11.418823][   T37] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.418985][   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
[   11.419417][   T37] RSP: 0018:ffa000000029f9e0 EFLAGS: 00010286
[   11.419568][   T37] RAX: 00000000ffffffa6 RBX: ff11000009c691c0 RCX: 1ff4000000053f02
[   11.419748][   T37] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009c69278
[   11.419932][   T37] RBP: ff11000002561000 R08: 1fe220000138d250 R09: ff11000001d90ba8
[   11.420122][   T37] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   11.420302][   T37] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.420514][   T37] FS:  0000000000000000(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   11.420730][   T37] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.420917][   T37] CR2: 0000559cd0d4ed5c CR3: 0000000010549004 CR4: 0000000000771ef0
[   11.421167][   T37] PKRU: 55555554
[   11.421258][   T37] Call Trace:
[   11.421347][   T37]  <TASK>
[   11.421413][   T37]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.421532][   T37]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.421679][   T37]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.421773][   T37]  netif_state_change (net/core/dev.c:1605)
[   11.421898][   T37]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.422052][   T37]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.422183][   T37]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.422303][   T37]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.422425][   T37]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.422577][   T37]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.422703][   T37]  process_one_work (kernel/workqueue.c:3314)
[   11.422833][   T37]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.422956][   T37]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.423091][   T37]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.423215][   T37]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.423347][   T37]  kthread (kernel/kthread.c:436)
[   11.423438][   T37]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.423606][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.423749][   T37]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.423875][   T37]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.424025][   T37]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.424154][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.424280][   T37]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.425457][   T37] ---[ end trace 0000000000000000 ]---
| [   11.458600][  T206] ------------[ cut here ]------------
| [   11.458921][  T206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/206
| [   11.459442][  T206] Tainted: [W]=WARN
[   11.459539][  T206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.459713][  T206] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.459945][  T206] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.460436][  T206] RSP: 0018:ffa00000009e7050 EFLAGS: 00010286
[   11.460599][  T206] RAX: 00000000ffffffa6 RBX: ff1100000967e580 RCX: 1ff400000013cdd0
[   11.460793][  T206] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000967e638
[   11.460994][  T206] RBP: ff11000013a21000 R08: 1fe22000012cfcc8 R09: ff11000013eeae80
[   11.461190][  T206] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   11.461397][  T206] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   11.461589][  T206] FS:  00007f321bd87840(0000) GS:ff110000a0330000(0000) knlGS:0000000000000000
[   11.461812][  T206] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.461977][  T206] CR2: 00000000099fd988 CR3: 000000000ad92001 CR4: 0000000000771ef0
[   11.462174][  T206] PKRU: 55555554
[   11.462270][  T206] Call Trace:
[   11.462366][  T206]  <TASK>
[   11.462436][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.462570][  T206]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.462720][  T206]  notifier_call_chain (kernel/notifier.c:85)
[   11.462894][  T206]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   11.463023][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.463154][  T206]  ? netif_set_group (net/core/dev.c:9947)
[   11.463296][  T206]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   11.463459][  T206]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.463597][  T206]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   11.463730][  T206]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.463864][  T206]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.464024][  T206]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.464156][  T206]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.464283][  T206]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.464412][  T206]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.464548][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.464681][  T206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.464808][  T206]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.464942][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.465073][  T206]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.465268][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.465395][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.465530][  T206]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.465660][  T206]  ? __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)
[   11.465787][  T206]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.465919][  T206]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.466052][  T206]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.466188][  T206]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.466333][  T206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.466462][  T206]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.466590][  T206]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.466721][  T206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.466853][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.466980][  T206]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.467114][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.467242][  T206]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.467375][  T206]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.467502][  T206]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.467633][  T206]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.467760][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.467893][  T206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.468021][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.468164][  T206]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.468293][  T206]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.468420][  T206]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.468552][  T206]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.468686][  T206]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.468820][  T206]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.468961][  T206]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.469095][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.469226][  T206]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.469354][  T206]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.469484][  T206]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.469613][  T206]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.469743][  T206]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.469881][  T206]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.470040][  T206]  ? move_addr_to_kernel (net/socket.c:258)
[   11.470172][  T206]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.470299][  T206]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.470428][  T206]  ___sys_sendmsg (net/socket.c:2752)
[   11.470559][  T206]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.470722][  T206]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.470868][  T206]  __sys_sendmsg (net/socket.c:2784)
[   11.470997][  T206]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.471127][  T206]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.471287][  T206]  ? 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)
[   11.471414][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.471546][  T206]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.471676][  T206]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.471803][  T206]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.471938][  T206]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.472107][  T206] RIP: 0033:0x7f321bfc108e
[   11.472239][  T206] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.472687][  T206] RSP: 002b:00007ffc343943b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.472884][  T206] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f321bfc108e
[   11.473081][  T206] RDX: 0000000000000000 RSI: 00007ffc34394460 RDI: 0000000000000005
[   11.473297][  T206] RBP: 00007ffc343943c0 R08: 0000000000000000 R09: 0000000000000000
[   11.473488][  T206] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8c
[   11.473677][  T206] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc34394b30
| [   11.474963][  T206] ---[ end trace 0000000000000000 ]---
| [   11.498736][  T207] ------------[ cut here ]------------
| [   11.499467][  T207] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/207
| [   11.500044][  T207] Tainted: [W]=WARN
[   11.500148][  T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.500331][  T207] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.500516][  T207] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.500984][  T207] RSP: 0018:ffa0000000787050 EFLAGS: 00010286
[   11.501200][  T207] RAX: 00000000ffffffa6 RBX: ff11000013fa4c80 RCX: 1ff40000000f0dd0
[   11.501429][  T207] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fa4d38
[   11.501621][  T207] RBP: ff110000098a9000 R08: 1fe22000027f49a8 R09: ff11000013eed180
[   11.501812][  T207] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.502022][  T207] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   11.502223][  T207] FS:  00007f1381c09840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[   11.502451][  T207] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.502616][  T207] CR2: 00007f1381f91900 CR3: 000000000a678003 CR4: 0000000000771ef0
[   11.502808][  T207] PKRU: 55555554
[   11.502909][  T207] Call Trace:
[   11.503004][  T207]  <TASK>
[   11.503075][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.503212][  T207]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.503344][  T207]  notifier_call_chain (kernel/notifier.c:85)
[   11.503473][  T207]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   11.503601][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.503727][  T207]  ? netif_set_group (net/core/dev.c:9947)
[   11.503872][  T207]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   11.504030][  T207]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.504171][  T207]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   11.504315][  T207]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.504445][  T207]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.504605][  T207]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.504732][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.504867][  T207]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.505002][  T207]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.505161][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.505291][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.505423][  T207]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.505557][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.505687][  T207]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.505914][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.506043][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.506177][  T207]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.506306][  T207]  ? __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)
[   11.506434][  T207]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.506562][  T207]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.506712][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.506904][  T207]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.507035][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.507168][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.507300][  T207]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.507432][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.507560][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.507687][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.507879][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.508009][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.508141][  T207]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.508268][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.508396][  T207]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.508522][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.508652][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.508779][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.508997][  T207]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.509137][  T207]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.509265][  T207]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.509395][  T207]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.509523][  T207]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.509653][  T207]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.509807][  T207]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.510010][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.510144][  T207]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.510272][  T207]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.510401][  T207]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.510529][  T207]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.510661][  T207]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.510792][  T207]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.511031][  T207]  ? move_addr_to_kernel (net/socket.c:258)
[   11.511167][  T207]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.511295][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.511423][  T207]  ___sys_sendmsg (net/socket.c:2752)
[   11.511551][  T207]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.511724][  T207]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.512002][  T207]  __sys_sendmsg (net/socket.c:2784)
[   11.512137][  T207]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.512266][  T207]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.512427][  T207]  ? 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)
[   11.512555][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.512683][  T207]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.512811][  T207]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.513013][  T207]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.513146][  T207]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.513304][  T207] RIP: 0033:0x7f1381e4308e
[   11.513437][  T207] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.513897][  T207] RSP: 002b:00007fff123d4700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.514132][  T207] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1381e4308e
[   11.514328][  T207] RDX: 0000000000000000 RSI: 00007fff123d47b0 RDI: 0000000000000005
[   11.514541][  T207] RBP: 00007fff123d4710 R08: 0000000000000000 R09: 0000000000000000
[   11.514731][  T207] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8c
[   11.514932][  T207] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff123d4e80
| [   11.516222][  T207] ---[ end trace 0000000000000000 ]---
| [   11.547740][  T208] ------------[ cut here ]------------
| [   11.547923][  T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/208
| [   11.548451][  T208] Tainted: [W]=WARN
[   11.548560][  T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.548719][  T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.548893][  T208] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.549354][  T208] RSP: 0018:ffa00000009f7050 EFLAGS: 00010286
[   11.549515][  T208] RAX: 00000000ffffffa6 RBX: ff11000004cd2580 RCX: 1ff400000013edd0
[   11.549703][  T208] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004cd2638
[   11.549899][  T208] RBP: ff11000008479000 R08: 1fe220000099a4c8 R09: ff11000013c45180
[   11.550094][  T208] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   11.550283][  T208] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   11.550473][  T208] FS:  00007fd976287840(0000) GS:ff110000a0330000(0000) knlGS:0000000000000000
[   11.550696][  T208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.550860][  T208] CR2: 000000000cf8d988 CR3: 0000000013f84003 CR4: 0000000000771ef0
[   11.551055][  T208] PKRU: 55555554
[   11.551156][  T208] Call Trace:
[   11.551252][  T208]  <TASK>
[   11.551317][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.551445][  T208]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.551573][  T208]  notifier_call_chain (kernel/notifier.c:85)
[   11.551703][  T208]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   11.551835][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.551964][  T208]  ? netif_set_group (net/core/dev.c:9947)
[   11.552096][  T208]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   11.552277][  T208]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.552406][  T208]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   11.552536][  T208]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.552701][  T208]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.552867][  T208]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.552995][  T208]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.553128][  T208]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.553259][  T208]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.553387][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.553516][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.553643][  T208]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.553771][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.553931][  T208]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.554058][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.554198][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.554325][  T208]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.554453][  T208]  ? __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)
[   11.554581][  T208]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.554708][  T208]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.554842][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.554973][  T208]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.555106][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.555233][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.555359][  T208]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.555489][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.555627][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.555754][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.555957][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.556175][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.556311][  T208]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.556445][  T208]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.556575][  T208]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.556702][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.556880][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.557018][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.557154][  T208]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.557286][  T208]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.557415][  T208]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.557550][  T208]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.557697][  T208]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.557844][  T208]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.557971][  T208]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.558107][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.558234][  T208]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.558378][  T208]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.558506][  T208]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.558634][  T208]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.558760][  T208]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.558895][  T208]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.559052][  T208]  ? move_addr_to_kernel (net/socket.c:258)
[   11.559186][  T208]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.559312][  T208]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.559439][  T208]  ___sys_sendmsg (net/socket.c:2752)
[   11.559565][  T208]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.559724][  T208]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.559866][  T208]  __sys_sendmsg (net/socket.c:2784)
[   11.559994][  T208]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.560135][  T208]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.560294][  T208]  ? 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)
[   11.560424][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.560553][  T208]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.560690][  T208]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.560819][  T208]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.560950][  T208]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.561113][  T208] RIP: 0033:0x7fd9764c108e
[   11.561246][  T208] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.561697][  T208] RSP: 002b:00007ffec5776fc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.561894][  T208] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd9764c108e
[   11.562091][  T208] RDX: 0000000000000000 RSI: 00007ffec5777070 RDI: 0000000000000005
[   11.562280][  T208] RBP: 00007ffec5776fd0 R08: 0000000000000000 R09: 0000000000000000
[   11.562470][  T208] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8c
[   11.562660][  T208] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec5777740
| [   11.563961][  T208] ---[ end trace 0000000000000000 ]---
| [   11.589277][  T209] ------------[ cut here ]------------
| [   11.589433][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/209
| [   11.589924][  T209] Tainted: [W]=WARN
[   11.590024][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.590188][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.590361][  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
[   11.590808][  T209] RSP: 0018:ffa0000000a07050 EFLAGS: 00010286
[   11.590974][  T209] RAX: 00000000ffffffa6 RBX: ff11000013e02040 RCX: 1ff4000000140dd0
[   11.591168][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013e020f8
[   11.591364][  T209] RBP: ff11000013a4c000 R08: 1fe22000027c0420 R09: ff11000013c42e80
[   11.591551][  T209] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.591740][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   11.592024][  T209] FS:  00007f8247b25840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[   11.592350][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.592519][  T209] CR2: 00000000096f9988 CR3: 000000000c2db001 CR4: 0000000000771ef0
[   11.592710][  T209] PKRU: 55555554
[   11.592804][  T209] Call Trace:
[   11.592950][  T209]  <TASK>
[   11.593016][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.593155][  T209]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.593281][  T209]  notifier_call_chain (kernel/notifier.c:85)
[   11.593411][  T209]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   11.593537][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.593664][  T209]  ? netif_set_group (net/core/dev.c:9947)
[   11.593793][  T209]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   11.594015][  T209]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.594169][  T209]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   11.594306][  T209]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.594434][  T209]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.594592][  T209]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.594718][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.594935][  T209]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.595061][  T209]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.595195][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.595322][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.595451][  T209]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.595578][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.595704][  T209]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.595917][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.596043][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.596176][  T209]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.596303][  T209]  ? __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)
[   11.596430][  T209]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.596557][  T209]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.596688][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.596816][  T209]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.597032][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.597191][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.597323][  T209]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.597451][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.597586][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.597711][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.597870][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.598006][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.598142][  T209]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.598282][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.598408][  T209]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.598534][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.598661][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.598787][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.598920][  T209]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.599053][  T209]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.599184][  T209]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.599313][  T209]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.599437][  T209]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.599564][  T209]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.599692][  T209]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.599819][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.599953][  T209]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.600083][  T209]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.600210][  T209]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.600336][  T209]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.600461][  T209]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.600588][  T209]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.600746][  T209]  ? move_addr_to_kernel (net/socket.c:258)
[   11.600878][  T209]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.601004][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.601136][  T209]  ___sys_sendmsg (net/socket.c:2752)
[   11.601261][  T209]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.601416][  T209]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.601555][  T209]  __sys_sendmsg (net/socket.c:2784)
[   11.601685][  T209]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.601810][  T209]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.601974][  T209]  ? 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)
[   11.602106][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.602232][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.602357][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.602485][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.602614][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.602771][  T209] RIP: 0033:0x7f8247d5f08e
[   11.602906][  T209] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.603361][  T209] RSP: 002b:00007ffc6a374f90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.603553][  T209] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f8247d5f08e
[   11.603741][  T209] RDX: 0000000000000000 RSI: 00007ffc6a375040 RDI: 0000000000000005
[   11.603931][  T209] RBP: 00007ffc6a374fa0 R08: 0000000000000000 R09: 0000000000000000
[   11.604147][  T209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8c
[   11.604342][  T209] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6a375710
| [   11.605609][  T209] ---[ end trace 0000000000000000 ]---
| [   11.648219][  T210] ------------[ cut here ]------------
| [   11.648409][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/210
| [   11.648930][  T210] Tainted: [W]=WARN
[   11.649026][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.649192][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.649360][  T210] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.649817][  T210] RSP: 0018:ffa0000000a17050 EFLAGS: 00010286
[   11.649986][  T210] RAX: 00000000ffffffa6 RBX: ff1100000967fa80 RCX: 1ff4000000142dd0
[   11.650179][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000967fb38
[   11.650375][  T210] RBP: ff11000015edc000 R08: 1fe22000012cff68 R09: ff11000013c40b80
[   11.650565][  T210] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   11.650757][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.650958][  T210] FS:  00007f300f220840(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   11.651190][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.651351][  T210] CR2: 00007f300f4f01a0 CR3: 0000000013fdb005 CR4: 0000000000771ef0
[   11.651542][  T210] PKRU: 55555554
[   11.651638][  T210] Call Trace:
[   11.651734][  T210]  <TASK>
[   11.651800][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.651934][  T210]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.652063][  T210]  notifier_call_chain (kernel/notifier.c:85)
[   11.652199][  T210]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   11.652327][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.652457][  T210]  ? netif_set_group (net/core/dev.c:9947)
[   11.652587][  T210]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   11.652746][  T210]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.652885][  T210]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   11.653015][  T210]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.653149][  T210]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.653308][  T210]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.653436][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.653563][  T210]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.653691][  T210]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.653821][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.653958][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.654092][  T210]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.654221][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.654349][  T210]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.654474][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.654602][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.654731][  T210]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.654865][  T210]  ? __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)
[   11.654994][  T210]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.655128][  T210]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.655260][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.655392][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.655522][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.655649][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.655777][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.655915][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.656042][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.656174][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.656303][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.656432][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.656559][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.656687][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.656813][  T210]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.656946][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.657081][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.657208][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.657336][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.657463][  T210]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.657591][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.657721][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.657854][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.657984][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.658117][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.658245][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.658376][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.658505][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.658633][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.658762][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.658895][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.659025][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.659191][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[   11.659321][  T210]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.659449][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.659576][  T210]  ___sys_sendmsg (net/socket.c:2752)
[   11.659702][  T210]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.659864][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.660003][  T210]  __sys_sendmsg (net/socket.c:2784)
[   11.660136][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.660262][  T210]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.660423][  T210]  ? 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)
[   11.660549][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.660677][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.660805][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.660940][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.661072][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.661234][  T210] RIP: 0033:0x7f300f45a08e
[   11.661369][  T210] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.661823][  T210] RSP: 002b:00007fff9ea78220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.662081][  T210] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f300f45a08e
[   11.662277][  T210] RDX: 0000000000000000 RSI: 00007fff9ea782d0 RDI: 0000000000000005
[   11.662466][  T210] RBP: 00007fff9ea78230 R08: 0000000000000000 R09: 0000000000000000
[   11.662656][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8c
[   11.662851][  T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9ea789a0
| [   11.664138][  T210] ---[ end trace 0000000000000000 ]---
| [   11.692433][  T211] ------------[ cut here ]------------
| [   11.692606][  T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/211
| [   11.693126][  T211] Tainted: [W]=WARN
[   11.693226][  T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.693392][  T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.693564][  T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.694681][  T211] RSP: 0018:ffa0000000a27050 EFLAGS: 00010286
[   11.694949][  T211] RAX: 00000000ffffffa6 RBX: ff11000004eeb380 RCX: 1ff4000000144dd0
[   11.695152][  T211] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004eeb438
[   11.695349][  T211] RBP: ff11000015ee1000 R08: 1fe22000009dd688 R09: ff1100000c370b80
[   11.695544][  T211] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   11.695740][  T211] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.695985][  T211] FS:  00007f47a88d4840(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   11.696221][  T211] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.696385][  T211] CR2: 000000000d592988 CR3: 000000000c00b002 CR4: 0000000000771ef0
[   11.696581][  T211] PKRU: 55555554
[   11.696680][  T211] Call Trace:
[   11.696779][  T211]  <TASK>
[   11.696854][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.696987][  T211]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.697125][  T211]  notifier_call_chain (kernel/notifier.c:85)
[   11.697260][  T211]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   11.697392][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.697523][  T211]  ? netif_set_group (net/core/dev.c:9947)
[   11.697655][  T211]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   11.697822][  T211]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.697960][  T211]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   11.698095][  T211]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.698223][  T211]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.698382][  T211]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.698510][  T211]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.698638][  T211]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.698801][  T211]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.698936][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.699066][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.699198][  T211]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.699326][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.699453][  T211]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.699579][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.699708][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.699840][  T211]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.699969][  T211]  ? __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)
[   11.700103][  T211]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.700232][  T211]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.700365][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.700495][  T211]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.700624][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.700753][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.700886][  T211]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.701016][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.701150][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.701278][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.701406][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.701533][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.701663][  T211]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.701791][  T211]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.701924][  T211]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.702052][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.702185][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.702312][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.702439][  T211]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.702565][  T211]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.702693][  T211]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.702875][  T211]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.703004][  T211]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.703137][  T211]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.703265][  T211]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.703393][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.703522][  T211]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.703650][  T211]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.703779][  T211]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.703916][  T211]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.704043][  T211]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.704175][  T211]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.704334][  T211]  ? move_addr_to_kernel (net/socket.c:258)
[   11.704461][  T211]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.704589][  T211]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.704718][  T211]  ___sys_sendmsg (net/socket.c:2752)
[   11.704850][  T211]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.705009][  T211]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.705151][  T211]  __sys_sendmsg (net/socket.c:2784)
[   11.705279][  T211]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.705405][  T211]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.705565][  T211]  ? 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)
[   11.705693][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.705822][  T211]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.705955][  T211]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.706084][  T211]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.706211][  T211]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.706368][  T211] RIP: 0033:0x7f47a8b0e08e
[   11.706500][  T211] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.706956][  T211] RSP: 002b:00007ffd19769a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.707152][  T211] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f47a8b0e08e
[   11.707340][  T211] RDX: 0000000000000000 RSI: 00007ffd19769ac0 RDI: 0000000000000005
[   11.707531][  T211] RBP: 00007ffd19769a20 R08: 0000000000000000 R09: 0000000000000000
[   11.707720][  T211] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8d
[   11.707913][  T211] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1976a190
| [   11.709191][  T211] ---[ end trace 0000000000000000 ]---
| [   11.709753][  T211] ------------[ cut here ]------------
| [   11.709918][  T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/211
| [   11.710419][  T211] Tainted: [W]=WARN
[   11.710518][  T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.710683][  T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.710863][  T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.711341][  T211] RSP: 0018:ffa0000000a26ed0 EFLAGS: 00010286
[   11.711509][  T211] RAX: 00000000ffffffa6 RBX: ff11000004eeb8c0 RCX: 1ff4000000144da0
[   11.711707][  T211] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004eeb978
[   11.711909][  T211] RBP: ff1100000ae22000 R08: 1fe22000009dd730 R09: ff1100000c370b80
[   11.712118][  T211] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   11.712313][  T211] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   11.712510][  T211] FS:  00007f47a88d4840(0000) GS:ff110000a0330000(0000) knlGS:0000000000000000
[   11.712741][  T211] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.712914][  T211] CR2: 00007fd976354574 CR3: 000000000c00b005 CR4: 0000000000771ef0
[   11.713146][  T211] PKRU: 55555554
[   11.713244][  T211] Call Trace:
[   11.713341][  T211]  <TASK>
[   11.713409][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.713542][  T211]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.713675][  T211]  notifier_call_chain (kernel/notifier.c:85)
[   11.713811][  T211]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   11.713951][  T211]  ? __dev_open (net/core/dev.h:182)
[   11.714089][  T211]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.714222][  T211]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   11.714356][  T211]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   11.714491][  T211]  br_device_event (net/bridge/br.c:96)
[   11.714625][  T211]  ? packet_sendmsg_spkt (af_packet.c:?)
[   11.714760][  T211]  notifier_call_chain (kernel/notifier.c:85)
[   11.714900][  T211]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   11.715033][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.715172][  T211]  ? netif_set_group (net/core/dev.c:9947)
[   11.715305][  T211]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   11.715468][  T211]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.715603][  T211]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   11.715736][  T211]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.715873][  T211]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.716038][  T211]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.716174][  T211]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.716305][  T211]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.716438][  T211]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.716571][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.716705][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.716841][  T211]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.716976][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.717114][  T211]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.717246][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.717379][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.717512][  T211]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.717648][  T211]  ? __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)
[   11.717781][  T211]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.717920][  T211]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.718058][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.718197][  T211]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.718333][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.718465][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.718597][  T211]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.718733][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.718870][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.719004][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.719141][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.719275][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.719408][  T211]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.719541][  T211]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.719672][  T211]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.719803][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.719944][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.720083][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.720216][  T211]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.720348][  T211]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.720483][  T211]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.720619][  T211]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.720752][  T211]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.720892][  T211]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.721025][  T211]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.721163][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.721296][  T211]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.721431][  T211]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.721564][  T211]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.721696][  T211]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.721834][  T211]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.721966][  T211]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.722135][  T211]  ? move_addr_to_kernel (net/socket.c:258)
[   11.722267][  T211]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.722400][  T211]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.722532][  T211]  ___sys_sendmsg (net/socket.c:2752)
[   11.722663][  T211]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.722853][  T211]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.722994][  T211]  __sys_sendmsg (net/socket.c:2784)
[   11.723146][  T211]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.723279][  T211]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.723445][  T211]  ? 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)
[   11.723575][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.723708][  T211]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.723844][  T211]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.723976][  T211]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.724136][  T211]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.724312][  T211] RIP: 0033:0x7f47a8b0e08e
[   11.724448][  T211] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.724916][  T211] RSP: 002b:00007ffd19769a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.725124][  T211] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f47a8b0e08e
[   11.725320][  T211] RDX: 0000000000000000 RSI: 00007ffd19769ac0 RDI: 0000000000000005
[   11.725516][  T211] RBP: 00007ffd19769a20 R08: 0000000000000000 R09: 0000000000000000
[   11.725718][  T211] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8d
[   11.725922][  T211] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1976a190
| [   11.727303][  T211] ---[ end trace 0000000000000000 ]---
| [   11.767253][  T212] ------------[ cut here ]------------
| [   11.767429][  T212] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/212
| [   11.767952][  T212] Tainted: [W]=WARN
[   11.768048][  T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.768279][  T212] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.768444][  T212] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.768903][  T212] RSP: 0018:ffa0000000a37050 EFLAGS: 00010286
[   11.769065][  T212] RAX: 00000000ffffffa6 RBX: ff11000004f45c40 RCX: 1ff4000000146dd0
[   11.769287][  T212] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f45cf8
[   11.769505][  T212] RBP: ff11000013d81000 R08: 1fe22000009e8ba0 R09: ff1100000c372e80
[   11.769704][  T212] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.770528][  T212] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   11.770726][  T212] FS:  00007f05aa4d5840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[   11.770963][  T212] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.771144][  T212] CR2: 0000000034aa0988 CR3: 000000001398f003 CR4: 0000000000771ef0
[   11.771336][  T212] PKRU: 55555554
[   11.771432][  T212] Call Trace:
[   11.771526][  T212]  <TASK>
[   11.771612][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.771783][  T212]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.771919][  T212]  notifier_call_chain (kernel/notifier.c:85)
[   11.772049][  T212]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   11.772183][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.772311][  T212]  ? netif_set_group (net/core/dev.c:9947)
[   11.772442][  T212]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   11.772652][  T212]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.772812][  T212]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   11.772947][  T212]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.773079][  T212]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.773239][  T212]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.773366][  T212]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.773497][  T212]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.773646][  T212]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.773786][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.773944][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.774086][  T212]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.774216][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.774345][  T212]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.774473][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.774624][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.774775][  T212]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.774930][  T212]  ? __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)
[   11.775093][  T212]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.775228][  T212]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.775363][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.775494][  T212]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.775625][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.775753][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.775886][  T212]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.776017][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.776154][  T212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.776296][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.776424][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.776577][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.776707][  T212]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.776883][  T212]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.777017][  T212]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.777224][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.777354][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.777481][  T212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.777616][  T212]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.777746][  T212]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.777881][  T212]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.778012][  T212]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.778144][  T212]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.778274][  T212]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.778431][  T212]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.778568][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.778697][  T212]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.778861][  T212]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.778990][  T212]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.779126][  T212]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.779254][  T212]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.779380][  T212]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.779546][  T212]  ? move_addr_to_kernel (net/socket.c:258)
[   11.779678][  T212]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.779811][  T212]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.779946][  T212]  ___sys_sendmsg (net/socket.c:2752)
[   11.780098][  T212]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.780280][  T212]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.780417][  T212]  __sys_sendmsg (net/socket.c:2784)
[   11.780550][  T212]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.780677][  T212]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.780841][  T212]  ? 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)
[   11.780979][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.781113][  T212]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.781245][  T212]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.781384][  T212]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.781512][  T212]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.781671][  T212] RIP: 0033:0x7f05aa70f08e
[   11.781805][  T212] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.782309][  T212] RSP: 002b:00007ffe972912a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.782527][  T212] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f05aa70f08e
[   11.782722][  T212] RDX: 0000000000000000 RSI: 00007ffe97291350 RDI: 0000000000000005
[   11.782922][  T212] RBP: 00007ffe972912b0 R08: 0000000000000000 R09: 0000000000000000
[   11.783118][  T212] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8d
[   11.783327][  T212] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe97291a20
| [   11.784688][  T212] ---[ end trace 0000000000000000 ]---
| [   11.816394][  T213] ------------[ cut here ]------------
| [   11.816568][  T213] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/213
| [   11.817052][  T213] Tainted: [W]=WARN
[   11.817154][  T213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.817313][  T213] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.817510][  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
[   11.818001][  T213] RSP: 0018:ffa0000000a47050 EFLAGS: 00010286
[   11.818167][  T213] RAX: 00000000ffffffa6 RBX: ff11000015c32c80 RCX: 1ff4000000148dd0
[   11.818358][  T213] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c32d38
[   11.818546][  T213] RBP: ff11000002561000 R08: 1fe2200002b865a8 R09: ff11000013d72e80
[   11.818736][  T213] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.818931][  T213] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   11.819135][  T213] FS:  00007f5931dd2840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[   11.819394][  T213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.819555][  T213] CR2: 00007f59320a21a0 CR3: 000000001398d005 CR4: 0000000000771ef0
[   11.819754][  T213] PKRU: 55555554
[   11.819856][  T213] Call Trace:
[   11.819953][  T213]  <TASK>
[   11.820019][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.820151][  T213]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.820279][  T213]  notifier_call_chain (kernel/notifier.c:85)
[   11.820408][  T213]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   11.820548][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.820675][  T213]  ? netif_set_group (net/core/dev.c:9947)
[   11.820805][  T213]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   11.820974][  T213]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.821109][  T213]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   11.821263][  T213]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.821391][  T213]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.821578][  T213]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.821705][  T213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.821837][  T213]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.821963][  T213]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.822223][  T213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.822353][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.822506][  T213]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.822650][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.822778][  T213]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.822919][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.823053][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.823193][  T213]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.823319][  T213]  ? __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)
[   11.823477][  T213]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.823610][  T213]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.823742][  T213]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.823874][  T213]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.824004][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.824137][  T213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.824263][  T213]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.824397][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.824533][  T213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.824671][  T213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.824823][  T213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.824956][  T213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.825089][  T213]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.825218][  T213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.825344][  T213]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.825470][  T213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.825597][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.825726][  T213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.825857][  T213]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.825984][  T213]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.826117][  T213]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.826247][  T213]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.826373][  T213]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.826502][  T213]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.826631][  T213]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.826759][  T213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.826892][  T213]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.827020][  T213]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.827151][  T213]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.827280][  T213]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.827408][  T213]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.827536][  T213]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.827695][  T213]  ? move_addr_to_kernel (net/socket.c:258)
[   11.827822][  T213]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.827954][  T213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.828085][  T213]  ___sys_sendmsg (net/socket.c:2752)
[   11.828211][  T213]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.828370][  T213]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.828530][  T213]  __sys_sendmsg (net/socket.c:2784)
[   11.828665][  T213]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.828791][  T213]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.828956][  T213]  ? 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)
[   11.829089][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.829227][  T213]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.829354][  T213]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.829482][  T213]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.829611][  T213]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.829768][  T213] RIP: 0033:0x7f593200c08e
[   11.829904][  T213] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.830360][  T213] RSP: 002b:00007fffb03a0270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.830553][  T213] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f593200c08e
[   11.830742][  T213] RDX: 0000000000000000 RSI: 00007fffb03a0320 RDI: 0000000000000005
[   11.830937][  T213] RBP: 00007fffb03a0280 R08: 0000000000000000 R09: 0000000000000000
[   11.831162][  T213] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8d
[   11.831352][  T213] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb03a09f0
| [   11.832621][  T213] ---[ end trace 0000000000000000 ]---
| [   11.863047][  T214] ------------[ cut here ]------------
| [   11.863226][  T214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/214
| [   11.863717][  T214] Tainted: [W]=WARN
[   11.863816][  T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.863988][  T214] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.864165][  T214] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.864631][  T214] RSP: 0018:ffa0000000a57050 EFLAGS: 00010286
[   11.864798][  T214] RAX: 00000000ffffffa6 RBX: ff11000014403a80 RCX: 1ff400000014add0
[   11.865003][  T214] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000014403b38
[   11.865205][  T214] RBP: ff1100000ae22000 R08: 1fe2200002880768 R09: ff11000013d70b80
[   11.865414][  T214] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   11.865609][  T214] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.865806][  T214] FS:  00007f8d7563d840(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   11.866099][  T214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.866266][  T214] CR2: 00007f8d759c5900 CR3: 000000000a675004 CR4: 0000000000771ef0
[   11.866462][  T214] PKRU: 55555554
[   11.866561][  T214] Call Trace:
[   11.866660][  T214]  <TASK>
[   11.866729][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.866916][  T214]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.867049][  T214]  notifier_call_chain (kernel/notifier.c:85)
[   11.867239][  T214]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   11.867370][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.867504][  T214]  ? netif_set_group (net/core/dev.c:9947)
[   11.867637][  T214]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   11.867800][  T214]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.868019][  T214]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   11.868157][  T214]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.868288][  T214]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.868451][  T214]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.868582][  T214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.868713][  T214]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.868920][  T214]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.869054][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.869190][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.869321][  T214]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.869454][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.869585][  T214]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.869718][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.869935][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.870078][  T214]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.870211][  T214]  ? __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)
[   11.870343][  T214]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.870474][  T214]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.870608][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.870742][  T214]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.870950][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.871084][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.871217][  T214]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.871351][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.871482][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.871613][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.871744][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.871952][  T214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.872088][  T214]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.872220][  T214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.872352][  T214]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.872484][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.872616][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.872747][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.872953][  T214]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.873143][  T214]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.873276][  T214]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.873412][  T214]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.873546][  T214]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.873678][  T214]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.873811][  T214]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.874008][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.874145][  T214]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.874277][  T214]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.874413][  T214]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.874548][  T214]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.874681][  T214]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.874813][  T214]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.875052][  T214]  ? move_addr_to_kernel (net/socket.c:258)
[   11.875188][  T214]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.875319][  T214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.875452][  T214]  ___sys_sendmsg (net/socket.c:2752)
[   11.875584][  T214]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.875750][  T214]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.875898][  T214]  __sys_sendmsg (net/socket.c:2784)
[   11.876030][  T214]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.876166][  T214]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.876330][  T214]  ? 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)
[   11.876460][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.876595][  T214]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.876727][  T214]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.876864][  T214]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.876995][  T214]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.877163][  T214] RIP: 0033:0x7f8d7587708e
[   11.877300][  T214] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.877768][  T214] RSP: 002b:00007ffd96660d80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.877969][  T214] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f8d7587708e
[   11.878170][  T214] RDX: 0000000000000000 RSI: 00007ffd96660e30 RDI: 0000000000000005
[   11.878365][  T214] RBP: 00007ffd96660d90 R08: 0000000000000000 R09: 0000000000000000
[   11.878559][  T214] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8d
[   11.878754][  T214] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd96661500
| [   11.880064][  T214] ---[ end trace 0000000000000000 ]---
| [   11.905562][  T215] ------------[ cut here ]------------
| [   11.905717][  T215] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/215
| [   11.906231][  T215] Tainted: [W]=WARN
[   11.906329][  T215] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.906492][  T215] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.906664][  T215] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.907143][  T215] RSP: 0018:ffa0000000a67050 EFLAGS: 00010286
[   11.907309][  T215] RAX: 00000000ffffffa6 RBX: ff11000004a10740 RCX: 1ff400000014cdd0
[   11.907505][  T215] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004a107f8
[   11.907702][  T215] RBP: ff11000013a24000 R08: 1fe2200000942100 R09: ff1100000a580b80
[   11.907957][  T215] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   11.908156][  T215] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.908353][  T215] FS:  00007f37547e2840(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   11.908582][  T215] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.908748][  T215] CR2: 00007f3754ab21a0 CR3: 000000000af89006 CR4: 0000000000771ef0
[   11.909000][  T215] PKRU: 55555554
[   11.909103][  T215] Call Trace:
[   11.909201][  T215]  <TASK>
[   11.909342][  T215]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.909473][  T215]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.909605][  T215]  notifier_call_chain (kernel/notifier.c:85)
[   11.909737][  T215]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   11.909940][  T215]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.910076][  T215]  ? netif_set_group (net/core/dev.c:9947)
[   11.910208][  T215]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   11.910372][  T215]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.910504][  T215]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   11.910637][  T215]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.910767][  T215]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.911011][  T215]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.911144][  T215]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.911274][  T215]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.911405][  T215]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.911537][  T215]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.911669][  T215]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.911800][  T215]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.912004][  T215]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.912139][  T215]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.912269][  T215]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.912398][  T215]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.912527][  T215]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.912661][  T215]  ? __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)
[   11.912791][  T215]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.912996][  T215]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.913136][  T215]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.913268][  T215]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.913401][  T215]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.913531][  T215]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.913661][  T215]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.913795][  T215]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.913989][  T215]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.914124][  T215]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.914256][  T215]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.914388][  T215]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.914519][  T215]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.914649][  T215]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.914779][  T215]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.914985][  T215]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.915120][  T215]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.915250][  T215]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.915380][  T215]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.915510][  T215]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.915639][  T215]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.915771][  T215]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.915947][  T215]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.916083][  T215]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.916215][  T215]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.916347][  T215]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.916477][  T215]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.916609][  T215]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.916741][  T215]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.916875][  T215]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.917007][  T215]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.917141][  T215]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.917303][  T215]  ? move_addr_to_kernel (net/socket.c:258)
[   11.917434][  T215]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.917566][  T215]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.917698][  T215]  ___sys_sendmsg (net/socket.c:2752)
[   11.917833][  T215]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.917998][  T215]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.918142][  T215]  __sys_sendmsg (net/socket.c:2784)
[   11.918272][  T215]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.918401][  T215]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.918566][  T215]  ? 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)
[   11.918696][  T215]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.918833][  T215]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.918966][  T215]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.919100][  T215]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.919229][  T215]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.919391][  T215] RIP: 0033:0x7f3754a1c08e
[   11.919527][  T215] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.919997][  T215] RSP: 002b:00007ffd5cb86b80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.920197][  T215] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3754a1c08e
[   11.920392][  T215] RDX: 0000000000000000 RSI: 00007ffd5cb86c30 RDI: 0000000000000005
[   11.920587][  T215] RBP: 00007ffd5cb86b90 R08: 0000000000000000 R09: 0000000000000000
[   11.920784][  T215] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8d
[   11.920983][  T215] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5cb87300
| [   11.922283][  T215] ---[ end trace 0000000000000000 ]---
| [   11.954548][  T216] ------------[ cut here ]------------
| [   11.954710][  T216] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/216
| [   11.955227][  T216] Tainted: [W]=WARN
[   11.955326][  T216] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.955490][  T216] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.955663][  T216] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.956145][  T216] RSP: 0018:ffa0000000a77050 EFLAGS: 00010286
[   11.956321][  T216] RAX: 00000000ffffffa6 RBX: ff1100001456e3c0 RCX: 1ff400000014edd0
[   11.956520][  T216] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001456e478
[   11.956721][  T216] RBP: ff11000013cf1000 R08: 1fe22000028adc90 R09: ff1100000c072e80
[   11.956927][  T216] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.957131][  T216] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   11.957332][  T216] FS:  00007fae62d40840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[   11.957562][  T216] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.957727][  T216] CR2: 00007fae630101a0 CR3: 000000000a707003 CR4: 0000000000771ef0
[   11.957929][  T216] PKRU: 55555554
[   11.958026][  T216] Call Trace:
[   11.958132][  T216]  <TASK>
[   11.958200][  T216]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.958331][  T216]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.958463][  T216]  notifier_call_chain (kernel/notifier.c:85)
[   11.958599][  T216]  netif_set_mac_address (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9993)
[   11.958731][  T216]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.958870][  T216]  ? netif_set_group (net/core/dev.c:9947)
[   11.959004][  T216]  ? rwsem_down_write_slowpath (./include/linux/list.h:159)
[   11.959175][  T216]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.959309][  T216]  do_setlink.isra.0 (net/core/rtnetlink.c:3158)
[   11.959444][  T216]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.959578][  T216]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.959741][  T216]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.959887][  T216]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.960021][  T216]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.960160][  T216]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.960295][  T216]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.960427][  T216]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.960569][  T216]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.960701][  T216]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.960837][  T216]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.960968][  T216]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.961104][  T216]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.961235][  T216]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.961369][  T216]  ? __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)
[   11.961510][  T216]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.961642][  T216]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.961779][  T216]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.961917][  T216]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.962050][  T216]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.962184][  T216]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.962314][  T216]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.962449][  T216]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.962589][  T216]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.962720][  T216]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.962858][  T216]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.962988][  T216]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.963127][  T216]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.963258][  T216]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.963388][  T216]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.963518][  T216]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.963650][  T216]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.963779][  T216]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.963915][  T216]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.964045][  T216]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   11.964180][  T216]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.964314][  T216]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.964445][  T216]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.964577][  T216]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.964708][  T216]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.964843][  T216]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.964974][  T216]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.965113][  T216]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.965246][  T216]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.965378][  T216]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.965510][  T216]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.965641][  T216]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.965804][  T216]  ? move_addr_to_kernel (net/socket.c:258)
[   11.965939][  T216]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.966076][  T216]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.966211][  T216]  ___sys_sendmsg (net/socket.c:2752)
[   11.966343][  T216]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.966511][  T216]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.966653][  T216]  __sys_sendmsg (net/socket.c:2784)
[   11.966784][  T216]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.966926][  T216]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.967106][  T216]  ? 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)
[   11.967240][  T216]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.967373][  T216]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.967507][  T216]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.967640][  T216]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.967771][  T216]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.967939][  T216] RIP: 0033:0x7fae62f7a08e
[   11.968082][  T216] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.968561][  T216] RSP: 002b:00007ffc14ac1c80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.968756][  T216] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fae62f7a08e
[   11.968955][  T216] RDX: 0000000000000000 RSI: 00007ffc14ac1d30 RDI: 0000000000000005
[   11.969151][  T216] RBP: 00007ffc14ac1c90 R08: 0000000000000000 R09: 0000000000000000
[   11.969347][  T216] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8d
[   11.969542][  T216] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc14ac2400
| [   12.009312][  T217] ns1eth1: entered promiscuous mode
| [   12.009561][  T217] ------------[ cut here ]------------
| [   12.009707][  T217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/217
| [   12.010263][  T217] Tainted: [W]=WARN
[   12.010372][  T217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.010550][  T217] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.010735][  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
[   12.011281][  T217] RSP: 0018:ffa0000000a86fb0 EFLAGS: 00010286
[   12.011466][  T217] RAX: 00000000ffffffa6 RBX: ff1100000c246ac0 RCX: 1ff4000000150dbc
[   12.011680][  T217] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c246b78
[   12.011900][  T217] RBP: ff11000013a21000 R08: 1fe2200001848d70 R09: ff1100000c390b80
[   12.012121][  T217] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   12.012338][  T217] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013a21000
[   12.012553][  T217] FS:  00007fc30d944840(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   12.012806][  T217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.012993][  T217] CR2: 00007fc30db3d460 CR3: 0000000008ab3003 CR4: 0000000000771ef0
[   12.013212][  T217] PKRU: 55555554
[   12.013319][  T217] Call Trace:
[   12.013426][  T217]  <TASK>
[   12.013500][  T217]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.013645][  T217]  ? netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.013788][  T217]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.013993][  T217]  __dev_notify_flags (net/core/dev.c:9787)
[   12.014143][  T217]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   12.014385][  T217]  ? netdev_notice (net/core/dev.c:13008)
[   12.014529][  T217]  ? netif_change_name (net/core/dev.c:1495)
[   12.014679][  T217]  __dev_set_promiscuity (net/core/dev.c:9630)
[   12.014904][  T217]  netif_set_promiscuity (net/core/dev.c:9639)
[   12.015051][  T217]  dev_set_promiscuity (net/core/dev_api.c:288)
[   12.015202][  T217]  hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213)
[   12.015348][  T217]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   12.015493][  T217]  ? 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)
[   12.015640][  T217]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[   12.015786][  T217]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.016028][  T217]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   12.016177][  T217]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   12.016321][  T217]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   12.016468][  T217]  ? nla_strscpy (lib/nlattr.c:795)
[   12.016614][  T217]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   12.016761][  T217]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.016994][  T217]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.017144][  T217]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.017294][  T217]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.017442][  T217]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.017588][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.017734][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.017964][  T217]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.018118][  T217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.018264][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.018409][  T217]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.018553][  T217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.018698][  T217]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.018938][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.019160][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.019307][  T217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.019454][  T217]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.019600][  T217]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.019746][  T217]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.019981][  T217]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.020131][  T217]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.020278][  T217]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.020426][  T217]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.020572][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.020720][  T217]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.020873][  T217]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.021018][  T217]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.021170][  T217]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.021314][  T217]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.021462][  T217]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.021644][  T217]  ? move_addr_to_kernel (net/socket.c:258)
[   12.021793][  T217]  ___sys_sendmsg (net/socket.c:2752)
[   12.021944][  T217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.022093][  T217]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.022244][  T217]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   12.022392][  T217]  __sys_sendmsg (net/socket.c:2784)
[   12.022537][  T217]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.022685][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.022835][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.022982][  T217]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.023131][  T217]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.023277][  T217]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.023422][  T217]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.023604][  T217] RIP: 0033:0x7fc30db7e08e
[   12.023755][  T217] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.024283][  T217] RSP: 002b:00007ffcbe02aac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.024503][  T217] RAX: ffffffffffffffda RBX: 00007ffcbe02b270 RCX: 00007fc30db7e08e
[   12.024722][  T217] RDX: 0000000000000000 RSI: 00007ffcbe02ab70 RDI: 0000000000000005
[   12.024946][  T217] RBP: 00007ffcbe02aad0 R08: 0000000000000000 R09: 0000000000000000
[   12.025168][  T217] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8c
[   12.025387][  T217] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbe02b240
| [   12.026850][  T217] ---[ end trace 0000000000000000 ]---
| [   12.027529][  T217] ------------[ cut here ]------------
| [   12.027671][  T217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/217
| [   12.028215][  T217] Tainted: [W]=WARN
[   12.028321][  T217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.028496][  T217] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.028677][  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
[   12.029423][  T217] RSP: 0018:ffa0000000a86f90 EFLAGS: 00010286
[   12.029601][  T217] RAX: 00000000ffffffa6 RBX: ff11000015c32900 RCX: 1ff4000000150db8
[   12.029810][  T217] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c329b8
[   12.030109][  T217] RBP: ff11000013a21000 R08: 1fe2200002b86538 R09: ff1100000c390b80
[   12.030319][  T217] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   12.030529][  T217] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   12.030740][  T217] FS:  00007fc30d944840(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   12.031086][  T217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.031264][  T217] CR2: 00007fc30db3d460 CR3: 0000000008ab3003 CR4: 0000000000771ef0
[   12.031474][  T217] PKRU: 55555554
[   12.031638][  T217] Call Trace:
[   12.031743][  T217]  <TASK>
[   12.031816][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.032050][  T217]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   12.032198][  T217]  notifier_call_chain (kernel/notifier.c:85)
[   12.032342][  T217]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   12.032485][  T217]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   12.032629][  T217]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   12.032770][  T217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.032966][  T217]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   12.033112][  T217]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   12.033256][  T217]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   12.033395][  T217]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[   12.033538][  T217]  hsr_add_port (net/hsr/hsr_slave.c:165 net/hsr/hsr_slave.c:213)
[   12.033680][  T217]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   12.033821][  T217]  ? 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)
[   12.033971][  T217]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[   12.034118][  T217]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.034259][  T217]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   12.034404][  T217]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   12.034545][  T217]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   12.034686][  T217]  ? nla_strscpy (lib/nlattr.c:795)
[   12.034835][  T217]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   12.034990][  T217]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.035135][  T217]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.035276][  T217]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.035421][  T217]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.035568][  T217]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.035712][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.035858][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.035998][  T217]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.036150][  T217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.036293][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.036435][  T217]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.036577][  T217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.036722][  T217]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.036868][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.037011][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.037156][  T217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.037298][  T217]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.037440][  T217]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.037581][  T217]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.037725][  T217]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.037873][  T217]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.038014][  T217]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.038159][  T217]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.038301][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.038443][  T217]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.038584][  T217]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.038726][  T217]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.038874][  T217]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.039017][  T217]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.039163][  T217]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.039339][  T217]  ? move_addr_to_kernel (net/socket.c:258)
[   12.039484][  T217]  ___sys_sendmsg (net/socket.c:2752)
[   12.039625][  T217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.039766][  T217]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.039921][  T217]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   12.040065][  T217]  __sys_sendmsg (net/socket.c:2784)
[   12.040211][  T217]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.040356][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.040496][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.040638][  T217]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.040779][  T217]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.040926][  T217]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.041067][  T217]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.041247][  T217] RIP: 0033:0x7fc30db7e08e
[   12.041392][  T217] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.041897][  T217] RSP: 002b:00007ffcbe02aac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.042115][  T217] RAX: ffffffffffffffda RBX: 00007ffcbe02b270 RCX: 00007fc30db7e08e
[   12.042325][  T217] RDX: 0000000000000000 RSI: 00007ffcbe02ab70 RDI: 0000000000000005
[   12.042534][  T217] RBP: 00007ffcbe02aad0 R08: 0000000000000000 R09: 0000000000000000
[   12.042743][  T217] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8c
[   12.042961][  T217] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbe02b240
| [   12.044376][  T217] ---[ end trace 0000000000000000 ]---
| [   12.044609][  T217] ------------[ cut here ]------------
| [   12.044750][  T217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/217
| [   12.045296][  T217] Tainted: [W]=WARN
[   12.045402][  T217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.045581][  T217] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.045767][  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
[   12.046633][  T217] RSP: 0018:ffa0000000a86f10 EFLAGS: 00010286
[   12.046812][  T217] RAX: 00000000ffffffa6 RBX: ff11000014403540 RCX: 1ff4000000150da8
[   12.047092][  T217] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000144035f8
[   12.047304][  T217] RBP: ff1100000afdc000 R08: 1fe22000028806c0 R09: ff1100000c390b80
[   12.047516][  T217] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   12.047726][  T217] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   12.048004][  T217] FS:  00007fc30d944840(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   12.048260][  T217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.048498][  T217] CR2: 00007fc30db3d460 CR3: 0000000008ab3003 CR4: 0000000000771ef0
[   12.048712][  T217] PKRU: 55555554
[   12.048818][  T217] Call Trace:
[   12.048986][  T217]  <TASK>
[   12.049059][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.049208][  T217]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   12.049351][  T217]  notifier_call_chain (kernel/notifier.c:85)
[   12.049497][  T217]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   12.049640][  T217]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   12.049785][  T217]  ? __netdev_update_features (net/core/dev.c:11041)
[   12.049990][  T217]  netif_set_mtu (net/core/dev.c:9910)
[   12.050136][  T217]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   12.050284][  T217]  dev_set_mtu (net/core/dev_api.c:249)
[   12.050393][  T217]  ? dev_disable_lro (net/core/dev_api.c:267)
[   12.050536][  T217]  hsr_add_port (net/hsr/hsr_slave.c:220 (discriminator 1))
[   12.050681][  T217]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   12.050886][  T217]  ? 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)
[   12.051030][  T217]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[   12.051177][  T217]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.051320][  T217]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   12.051464][  T217]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   12.051609][  T217]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   12.051751][  T217]  ? nla_strscpy (lib/nlattr.c:795)
[   12.051957][  T217]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   12.052106][  T217]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.052248][  T217]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.052391][  T217]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.052538][  T217]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.052682][  T217]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.052886][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.053029][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.053175][  T217]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.053322][  T217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.053465][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.053607][  T217]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.053749][  T217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.053953][  T217]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.054100][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.054245][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.054387][  T217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.054530][  T217]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.054672][  T217]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.054814][  T217]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.055020][  T217]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.055167][  T217]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.055310][  T217]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.055453][  T217]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.055596][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.055739][  T217]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.055944][  T217]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.056091][  T217]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.056234][  T217]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.056376][  T217]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.056518][  T217]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.056693][  T217]  ? move_addr_to_kernel (net/socket.c:258)
[   12.056897][  T217]  ___sys_sendmsg (net/socket.c:2752)
[   12.057040][  T217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.057186][  T217]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.057338][  T217]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   12.057482][  T217]  __sys_sendmsg (net/socket.c:2784)
[   12.057625][  T217]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.057770][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.057974][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.058120][  T217]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.058262][  T217]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.058403][  T217]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.058547][  T217]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.058723][  T217] RIP: 0033:0x7fc30db7e08e
[   12.058934][  T217] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.059439][  T217] RSP: 002b:00007ffcbe02aac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.059656][  T217] RAX: ffffffffffffffda RBX: 00007ffcbe02b270 RCX: 00007fc30db7e08e
[   12.059930][  T217] RDX: 0000000000000000 RSI: 00007ffcbe02ab70 RDI: 0000000000000005
[   12.060144][  T217] RBP: 00007ffcbe02aad0 R08: 0000000000000000 R09: 0000000000000000
[   12.060355][  T217] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8c
[   12.060569][  T217] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbe02b240
| [   12.062400][  T217] ns1eth2: entered promiscuous mode
| [   12.062614][  T217] ------------[ cut here ]------------
| [   12.062759][  T217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/217
| [   12.063308][  T217] Tainted: [W]=WARN
[   12.063415][  T217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.063597][  T217] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.063784][  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
[   12.064301][  T217] RSP: 0018:ffa0000000a86fb0 EFLAGS: 00010286
[   12.064481][  T217] RAX: 00000000ffffffa6 RBX: ff11000014403700 RCX: 1ff4000000150dbc
[   12.064695][  T217] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000144037b8
[   12.064912][  T217] RBP: ff110000098a9000 R08: 1fe22000028806f8 R09: ff1100000c390b80
[   12.065132][  T217] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[   12.065345][  T217] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000098a9000
[   12.065561][  T217] FS:  00007fc30d944840(0000) GS:ff110000a0330000(0000) knlGS:0000000000000000
[   12.065813][  T217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.066004][  T217] CR2: 00007f37548af574 CR3: 0000000008ab3001 CR4: 0000000000771ef0
[   12.066224][  T217] PKRU: 55555554
[   12.066370][  T217] Call Trace:
[   12.066526][  T217]  <TASK>
[   12.066636][  T217]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.066797][  T217]  ? netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.066950][  T217]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.067063][  T217]  __dev_notify_flags (net/core/dev.c:9787)
[   12.067214][  T217]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   12.067359][  T217]  ? netdev_notice (net/core/dev.c:13008)
[   12.067503][  T217]  ? netif_change_name (net/core/dev.c:1495)
[   12.067652][  T217]  __dev_set_promiscuity (net/core/dev.c:9630)
[   12.067799][  T217]  netif_set_promiscuity (net/core/dev.c:9639)
[   12.067947][  T217]  dev_set_promiscuity (net/core/dev_api.c:288)
[   12.068097][  T217]  hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213)
[   12.068241][  T217]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   12.068385][  T217]  ? 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)
[   12.068531][  T217]  hsr_dev_finalize (net/hsr/hsr_device.c:794)
[   12.068676][  T217]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.068820][  T217]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   12.068969][  T217]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   12.069119][  T217]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   12.069264][  T217]  ? nla_strscpy (lib/nlattr.c:795)
[   12.069407][  T217]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   12.069553][  T217]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.069696][  T217]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.069844][  T217]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.069993][  T217]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.070147][  T217]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.070292][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.070436][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.070579][  T217]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.070727][  T217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.070876][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.071020][  T217]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.071173][  T217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.071316][  T217]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.071463][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.071609][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.071753][  T217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.071904][  T217]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.072049][  T217]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.072198][  T217]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.072347][  T217]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.072491][  T217]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.072636][  T217]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.072782][  T217]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.072931][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.073082][  T217]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.073227][  T217]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.073373][  T217]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.073518][  T217]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.073662][  T217]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.073805][  T217]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.073989][  T217]  ? move_addr_to_kernel (net/socket.c:258)
[   12.074143][  T217]  ___sys_sendmsg (net/socket.c:2752)
[   12.074286][  T217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.074431][  T217]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.074582][  T217]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   12.074728][  T217]  __sys_sendmsg (net/socket.c:2784)
[   12.074881][  T217]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.075030][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.075183][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.075327][  T217]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.075470][  T217]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.075615][  T217]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.075760][  T217]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.075945][  T217] RIP: 0033:0x7fc30db7e08e
[   12.076100][  T217] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.076610][  T217] RSP: 002b:00007ffcbe02aac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.076834][  T217] RAX: ffffffffffffffda RBX: 00007ffcbe02b270 RCX: 00007fc30db7e08e
[   12.077049][  T217] RDX: 0000000000000000 RSI: 00007ffcbe02ab70 RDI: 0000000000000005
[   12.077266][  T217] RBP: 00007ffcbe02aad0 R08: 0000000000000000 R09: 0000000000000000
[   12.077482][  T217] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8c
[   12.077700][  T217] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbe02b240
| [   12.079161][  T217] ---[ end trace 0000000000000000 ]---
| [   12.079552][  T217] ------------[ cut here ]------------
| [   12.079690][  T217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/217
| [   12.080225][  T217] Tainted: [W]=WARN
[   12.080331][  T217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.080506][  T217] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.080686][  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
[   12.081195][  T217] RSP: 0018:ffa0000000a86f90 EFLAGS: 00010286
[   12.081370][  T217] RAX: 00000000ffffffa6 RBX: ff11000014638900 RCX: 1ff4000000150db8
[   12.081578][  T217] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000146389b8
[   12.081786][  T217] RBP: ff110000098a9000 R08: 1fe22000028c7138 R09: ff1100000c390b80
[   12.082002][  T217] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   12.082219][  T217] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   12.082429][  T217] FS:  00007fc30d944840(0000) GS:ff110000a0330000(0000) knlGS:0000000000000000
[   12.082675][  T217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.082856][  T217] CR2: 00007f37548af574 CR3: 0000000008ab3001 CR4: 0000000000771ef0
[   12.083065][  T217] PKRU: 55555554
[   12.083177][  T217] Call Trace:
[   12.083283][  T217]  <TASK>
[   12.083354][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.083493][  T217]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   12.083634][  T217]  notifier_call_chain (kernel/notifier.c:85)
[   12.083780][  T217]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   12.083927][  T217]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   12.084076][  T217]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   12.084218][  T217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.084360][  T217]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   12.084500][  T217]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   12.084642][  T217]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   12.084783][  T217]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[   12.084929][  T217]  hsr_add_port (net/hsr/hsr_slave.c:165 net/hsr/hsr_slave.c:213)
[   12.085077][  T217]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   12.085218][  T217]  ? 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)
[   12.085359][  T217]  hsr_dev_finalize (net/hsr/hsr_device.c:794)
[   12.085500][  T217]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.085638][  T217]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   12.085777][  T217]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   12.085922][  T217]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   12.086061][  T217]  ? nla_strscpy (lib/nlattr.c:795)
[   12.086207][  T217]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   12.086347][  T217]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.086486][  T217]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.086626][  T217]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.086770][  T217]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.086918][  T217]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.087060][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.087205][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.087344][  T217]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.087487][  T217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.087628][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.087770][  T217]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.087912][  T217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.088051][  T217]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.088194][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.088337][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.088475][  T217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.088614][  T217]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.088753][  T217]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.088899][  T217]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.089040][  T217]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.089184][  T217]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.089326][  T217]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.089466][  T217]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.089606][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.089748][  T217]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.089900][  T217]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.090043][  T217]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.090194][  T217]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.090335][  T217]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.090474][  T217]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.090647][  T217]  ? move_addr_to_kernel (net/socket.c:258)
[   12.090791][  T217]  ___sys_sendmsg (net/socket.c:2752)
[   12.090938][  T217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.091083][  T217]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.091231][  T217]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   12.091373][  T217]  __sys_sendmsg (net/socket.c:2784)
[   12.091513][  T217]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.091656][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.091796][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.091940][  T217]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.092085][  T217]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.092226][  T217]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.092365][  T217]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.092537][  T217] RIP: 0033:0x7fc30db7e08e
[   12.092683][  T217] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.093189][  T217] RSP: 002b:00007ffcbe02aac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.093398][  T217] RAX: ffffffffffffffda RBX: 00007ffcbe02b270 RCX: 00007fc30db7e08e
[   12.093605][  T217] RDX: 0000000000000000 RSI: 00007ffcbe02ab70 RDI: 0000000000000005
[   12.093813][  T217] RBP: 00007ffcbe02aad0 R08: 0000000000000000 R09: 0000000000000000
[   12.094028][  T217] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8c
[   12.094242][  T217] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbe02b240
| [   12.095634][  T217] ---[ end trace 0000000000000000 ]---
| [   12.095996][  T217] ------------[ cut here ]------------
| [   12.096135][  T217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/217
| [   12.096638][  T217] Tainted: [W]=WARN
[   12.096740][  T217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.096917][  T217] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.097095][  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
[   12.097570][  T217] RSP: 0018:ffa0000000a871a0 EFLAGS: 00010286
[   12.097740][  T217] RAX: 00000000ffffffa6 RBX: ff11000014638c80 RCX: 1ff4000000150dfa
[   12.097945][  T217] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000014638d38
[   12.098151][  T217] RBP: ff1100000afdc000 R08: 1fe22000028c71a8 R09: ff1100000c390b80
[   12.098351][  T217] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   12.098553][  T217] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   12.098754][  T217] FS:  00007fc30d944840(0000) GS:ff110000a0330000(0000) knlGS:0000000000000000
[   12.098995][  T217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.099169][  T217] CR2: 00007f37548af574 CR3: 0000000008ab3001 CR4: 0000000000771ef0
[   12.099371][  T217] PKRU: 55555554
[   12.099473][  T217] Call Trace:
[   12.099572][  T217]  <TASK>
[   12.099641][  T217]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.099777][  T217]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.099885][  T217]  __dev_notify_flags (net/core/dev.c:9787)
[   12.100019][  T217]  ? netif_change_name (net/core/dev.c:1495)
[   12.100159][  T217]  ? hsr_dev_finalize (net/hsr/hsr_device.c:815 (discriminator 1))
[   12.100293][  T217]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.100428][  T217]  ? hsr_newlink (net/hsr/hsr_netlink.c:133)
[   12.100565][  T217]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   12.100700][  T217]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   12.100839][  T217]  ? nla_strscpy (lib/nlattr.c:795)
[   12.100974][  T217]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   12.101116][  T217]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.101252][  T217]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.101387][  T217]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.101528][  T217]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.101666][  T217]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.101803][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.101942][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.102084][  T217]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.102225][  T217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.102360][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.102497][  T217]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.102634][  T217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.102769][  T217]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.102906][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.103041][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.103183][  T217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.103318][  T217]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.103453][  T217]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.103587][  T217]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.103725][  T217]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.103864][  T217]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.104001][  T217]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.104142][  T217]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.104278][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.104423][  T217]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.104559][  T217]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.104697][  T217]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.104837][  T217]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.104972][  T217]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.105113][  T217]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.105281][  T217]  ? move_addr_to_kernel (net/socket.c:258)
[   12.105418][  T217]  ___sys_sendmsg (net/socket.c:2752)
[   12.105551][  T217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.105688][  T217]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.105835][  T217]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   12.105973][  T217]  __sys_sendmsg (net/socket.c:2784)
[   12.106113][  T217]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.106252][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.106386][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.106521][  T217]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.106656][  T217]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.106792][  T217]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.106931][  T217]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.107104][  T217] RIP: 0033:0x7fc30db7e08e
[   12.107242][  T217] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.107716][  T217] RSP: 002b:00007ffcbe02aac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.107923][  T217] RAX: ffffffffffffffda RBX: 00007ffcbe02b270 RCX: 00007fc30db7e08e
[   12.108130][  T217] RDX: 0000000000000000 RSI: 00007ffcbe02ab70 RDI: 0000000000000005
[   12.108329][  T217] RBP: 00007ffcbe02aad0 R08: 0000000000000000 R09: 0000000000000000
[   12.108529][  T217] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8c
[   12.108728][  T217] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbe02b240
| [   12.144555][  T218] ns2eth1: entered promiscuous mode
| [   12.144783][  T218] ------------[ cut here ]------------
| [   12.144937][  T218] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/218
| [   12.145484][  T218] Tainted: [W]=WARN
[   12.145592][  T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.145770][  T218] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.145963][  T218] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.146482][  T218] RSP: 0018:ffa0000000a96fb0 EFLAGS: 00010286
[   12.146666][  T218] RAX: 00000000ffffffa6 RBX: ff11000009d4a200 RCX: 1ff4000000152dbc
[   12.146886][  T218] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d4a2b8
[   12.147108][  T218] RBP: ff11000008479000 R08: 1fe22000013a9458 R09: ff11000013b82e80
[   12.147323][  T218] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   12.147542][  T218] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008479000
[   12.147756][  T218] FS:  00007eff781fa840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[   12.148012][  T218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.148198][  T218] CR2: 000000001b49a9e8 CR3: 000000000acff005 CR4: 0000000000771ef0
[   12.148413][  T218] PKRU: 55555554
[   12.148520][  T218] Call Trace:
[   12.148626][  T218]  <TASK>
[   12.148701][  T218]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.148850][  T218]  ? netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.148994][  T218]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.149111][  T218]  __dev_notify_flags (net/core/dev.c:9787)
[   12.149255][  T218]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   12.149400][  T218]  ? netdev_notice (net/core/dev.c:13008)
[   12.149543][  T218]  ? netif_change_name (net/core/dev.c:1495)
[   12.149691][  T218]  __dev_set_promiscuity (net/core/dev.c:9630)
[   12.150652][  T218]  netif_set_promiscuity (net/core/dev.c:9639)
[   12.150799][  T218]  dev_set_promiscuity (net/core/dev_api.c:288)
[   12.151022][  T218]  hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213)
[   12.151173][  T218]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   12.151319][  T218]  ? 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)
[   12.151465][  T218]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[   12.151611][  T218]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.151756][  T218]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   12.151973][  T218]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   12.152124][  T218]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   12.152270][  T218]  ? nla_strscpy (lib/nlattr.c:795)
[   12.152415][  T218]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   12.152564][  T218]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.152709][  T218]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.152888][  T218]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.153037][  T218]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.153192][  T218]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.153339][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.153483][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.153629][  T218]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.153776][  T218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.153927][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.154076][  T218]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.154221][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.154364][  T218]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.154511][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.154658][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.154801][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.154949][  T218]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.155099][  T218]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.155242][  T218]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.155386][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.155530][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.155674][  T218]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.155818][  T218]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.155966][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.156117][  T218]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.156261][  T218]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.156406][  T218]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.156551][  T218]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.156696][  T218]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.156842][  T218]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.157020][  T218]  ? move_addr_to_kernel (net/socket.c:258)
[   12.157169][  T218]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.157313][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.157456][  T218]  ___sys_sendmsg (net/socket.c:2752)
[   12.157599][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.157780][  T218]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.157938][  T218]  __sys_sendmsg (net/socket.c:2784)
[   12.158087][  T218]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.158228][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.158406][  T218]  ? 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)
[   12.158548][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.158691][  T218]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.158840][  T218]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.158982][  T218]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.159129][  T218]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.159306][  T218] RIP: 0033:0x7eff7843408e
[   12.159453][  T218] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.159965][  T218] RSP: 002b:00007ffd64640660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.160185][  T218] RAX: ffffffffffffffda RBX: 00007ffd64640e10 RCX: 00007eff7843408e
[   12.160396][  T218] RDX: 0000000000000000 RSI: 00007ffd64640710 RDI: 0000000000000005
[   12.160607][  T218] RBP: 00007ffd64640670 R08: 0000000000000000 R09: 0000000000000000
[   12.160836][  T218] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8c
[   12.161050][  T218] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd64640de0
| [   12.162473][  T218] ---[ end trace 0000000000000000 ]---
| [   12.162855][  T218] ------------[ cut here ]------------
| [   12.162990][  T218] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/218
| [   12.163507][  T218] Tainted: [W]=WARN
[   12.163613][  T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.163786][  T218] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.164657][  T218] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.165154][  T218] RSP: 0018:ffa0000000a96f90 EFLAGS: 00010286
[   12.165330][  T218] RAX: 00000000ffffffa6 RBX: ff11000009d4b540 RCX: 1ff4000000152db8
[   12.165535][  T218] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d4b5f8
[   12.165742][  T218] RBP: ff11000008479000 R08: 1fe22000013a96c0 R09: ff11000013b82e80
[   12.165952][  T218] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   12.166167][  T218] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   12.166375][  T218] FS:  00007eff781fa840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[   12.166621][  T218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.166795][  T218] CR2: 000000001b49a9e8 CR3: 000000000acff005 CR4: 0000000000771ef0
[   12.167006][  T218] PKRU: 55555554
[   12.167113][  T218] Call Trace:
[   12.167216][  T218]  <TASK>
[   12.167288][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.167427][  T218]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   12.167566][  T218]  notifier_call_chain (kernel/notifier.c:85)
[   12.167709][  T218]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   12.167856][  T218]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   12.167996][  T218]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   12.168141][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.168281][  T218]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   12.168422][  T218]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   12.168563][  T218]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   12.168703][  T218]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[   12.168846][  T218]  hsr_add_port (net/hsr/hsr_slave.c:165 net/hsr/hsr_slave.c:213)
[   12.168986][  T218]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   12.169131][  T218]  ? 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)
[   12.169271][  T218]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[   12.169411][  T218]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.169550][  T218]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   12.169688][  T218]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   12.169831][  T218]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   12.169971][  T218]  ? nla_strscpy (lib/nlattr.c:795)
[   12.170113][  T218]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   12.170256][  T218]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.170396][  T218]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.170536][  T218]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.170681][  T218]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.170823][  T218]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.170969][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.171111][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.171252][  T218]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.171396][  T218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.171536][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.171675][  T218]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.171814][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.171960][  T218]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.172102][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.172244][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.172382][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.172523][  T218]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.172662][  T218]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.172801][  T218]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.172947][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.173089][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.173229][  T218]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.173370][  T218]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.173507][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.173648][  T218]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.173783][  T218]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.173960][  T218]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.174174][  T218]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.174337][  T218]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.174478][  T218]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.174644][  T218]  ? move_addr_to_kernel (net/socket.c:258)
[   12.174782][  T218]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.174923][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.175061][  T218]  ___sys_sendmsg (net/socket.c:2752)
[   12.175201][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.175384][  T218]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.175531][  T218]  __sys_sendmsg (net/socket.c:2784)
[   12.175667][  T218]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.175803][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.175989][  T218]  ? 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)
[   12.176128][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.176264][  T218]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.176399][  T218]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.176534][  T218]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.176670][  T218]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.176848][  T218] RIP: 0033:0x7eff7843408e
[   12.176989][  T218] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.177482][  T218] RSP: 002b:00007ffd64640660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.177687][  T218] RAX: ffffffffffffffda RBX: 00007ffd64640e10 RCX: 00007eff7843408e
[   12.177898][  T218] RDX: 0000000000000000 RSI: 00007ffd64640710 RDI: 0000000000000005
[   12.178108][  T218] RBP: 00007ffd64640670 R08: 0000000000000000 R09: 0000000000000000
[   12.178312][  T218] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8c
[   12.178518][  T218] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd64640de0
| [   12.179893][  T218] ---[ end trace 0000000000000000 ]---
| [   12.180116][  T218] ------------[ cut here ]------------
| [   12.180251][  T218] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/218
| [   12.180764][  T218] Tainted: [W]=WARN
[   12.180876][  T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.181050][  T218] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.181234][  T218] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.181731][  T218] RSP: 0018:ffa0000000a96f10 EFLAGS: 00010286
[   12.182475][  T218] RAX: 00000000ffffffa6 RBX: ff11000009d4aac0 RCX: 1ff4000000152da8
[   12.182685][  T218] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d4ab78
[   12.182960][  T218] RBP: ff1100000c15c000 R08: 1fe22000013a9570 R09: ff11000013b82e80
[   12.183176][  T218] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   12.183387][  T218] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   12.183599][  T218] FS:  00007eff781fa840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[   12.183910][  T218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.184155][  T218] CR2: 000000001b49a9e8 CR3: 000000000acff005 CR4: 0000000000771ef0
[   12.184361][  T218] PKRU: 55555554
[   12.184464][  T218] Call Trace:
[   12.184567][  T218]  <TASK>
[   12.184639][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.184780][  T218]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   12.184980][  T218]  notifier_call_chain (kernel/notifier.c:85)
[   12.185126][  T218]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   12.185268][  T218]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   12.185408][  T218]  ? __netdev_update_features (net/core/dev.c:11041)
[   12.185553][  T218]  netif_set_mtu (net/core/dev.c:9910)
[   12.185692][  T218]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   12.185898][  T218]  dev_set_mtu (net/core/dev_api.c:249)
[   12.186006][  T218]  ? dev_disable_lro (net/core/dev_api.c:267)
[   12.186147][  T218]  hsr_add_port (net/hsr/hsr_slave.c:220 (discriminator 1))
[   12.186288][  T218]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   12.186426][  T218]  ? 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)
[   12.186566][  T218]  hsr_dev_finalize (net/hsr/hsr_device.c:790)
[   12.186706][  T218]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.186905][  T218]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   12.187043][  T218]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   12.187186][  T218]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   12.187327][  T218]  ? nla_strscpy (lib/nlattr.c:795)
[   12.187467][  T218]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   12.187610][  T218]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.187752][  T218]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.187952][  T218]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.188099][  T218]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.188246][  T218]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.188387][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.188526][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.188665][  T218]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.188808][  T218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.189007][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.189150][  T218]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.189290][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.189433][  T218]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.189572][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.189714][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.189911][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.190053][  T218]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.190194][  T218]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.190335][  T218]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.190477][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.190615][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.190759][  T218]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.190962][  T218]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.191110][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.191253][  T218]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.191396][  T218]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.191538][  T218]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.191679][  T218]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.191822][  T218]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.192021][  T218]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.192201][  T218]  ? move_addr_to_kernel (net/socket.c:258)
[   12.192341][  T218]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.192484][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.192627][  T218]  ___sys_sendmsg (net/socket.c:2752)
[   12.192769][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.193003][  T218]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.193161][  T218]  __sys_sendmsg (net/socket.c:2784)
[   12.193300][  T218]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.193438][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.193614][  T218]  ? 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)
[   12.193757][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.193958][  T218]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.194106][  T218]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.194248][  T218]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.194392][  T218]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.194569][  T218] RIP: 0033:0x7eff7843408e
[   12.194715][  T218] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.195284][  T218] RSP: 002b:00007ffd64640660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.195497][  T218] RAX: ffffffffffffffda RBX: 00007ffd64640e10 RCX: 00007eff7843408e
[   12.195710][  T218] RDX: 0000000000000000 RSI: 00007ffd64640710 RDI: 0000000000000005
[   12.195983][  T218] RBP: 00007ffd64640670 R08: 0000000000000000 R09: 0000000000000000
[   12.196198][  T218] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8c
[   12.196409][  T218] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd64640de0
| [   12.205321][  T218] ns2eth2: entered promiscuous mode
| [   12.205597][  T218] ------------[ cut here ]------------
| [   12.205819][  T218] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/218
| [   12.206489][  T218] Tainted: [W]=WARN
[   12.206642][  T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.206874][  T218] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.207111][  T218] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.207650][  T218] RSP: 0018:ffa0000000a96fb0 EFLAGS: 00010286
[   12.207886][  T218] RAX: 00000000ffffffa6 RBX: ff11000009d4a740 RCX: 1ff4000000152dbc
[   12.208149][  T218] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d4a7f8
[   12.208403][  T218] RBP: ff11000013a4c000 R08: 1fe22000013a9500 R09: ff11000013b82e80
[   12.208658][  T218] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   12.208926][  T218] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013a4c000
[   12.209224][  T218] FS:  00007eff781fa840(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   12.209523][  T218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.209750][  T218] CR2: 0000559cd0d4ed5c CR3: 000000000acff003 CR4: 0000000000771ef0
[   12.210018][  T218] PKRU: 55555554
[   12.210178][  T218] Call Trace:
[   12.210329][  T218]  <TASK>
[   12.210448][  T218]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.210638][  T218]  ? netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.210844][  T218]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.211002][  T218]  __dev_notify_flags (net/core/dev.c:9787)
[   12.211204][  T218]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   12.211396][  T218]  ? netdev_notice (net/core/dev.c:13008)
[   12.211585][  T218]  ? netif_change_name (net/core/dev.c:1495)
[   12.211779][  T218]  __dev_set_promiscuity (net/core/dev.c:9630)
[   12.211983][  T218]  netif_set_promiscuity (net/core/dev.c:9639)
[   12.212181][  T218]  dev_set_promiscuity (net/core/dev_api.c:288)
[   12.212373][  T218]  hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213)
[   12.212567][  T218]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   12.212758][  T218]  ? 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)
[   12.212963][  T218]  hsr_dev_finalize (net/hsr/hsr_device.c:794)
[   12.213159][  T218]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.213348][  T218]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   12.213537][  T218]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   12.213725][  T218]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   12.213927][  T218]  ? nla_strscpy (lib/nlattr.c:795)
[   12.214123][  T218]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   12.214314][  T218]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.214503][  T218]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.214694][  T218]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.214901][  T218]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.215099][  T218]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.215292][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.215483][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.215676][  T218]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.215882][  T218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.216081][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.216269][  T218]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.216459][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.216650][  T218]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.216849][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.217039][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.217236][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.217428][  T218]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.217618][  T218]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.217809][  T218]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.218015][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.218212][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.218400][  T218]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.218591][  T218]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.218778][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.218979][  T218]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.219176][  T218]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.219364][  T218]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.219552][  T218]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.219738][  T218]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.219938][  T218]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.220168][  T218]  ? move_addr_to_kernel (net/socket.c:258)
[   12.220356][  T218]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.220543][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.220730][  T218]  ___sys_sendmsg (net/socket.c:2752)
[   12.220928][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.221155][  T218]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.221353][  T218]  __sys_sendmsg (net/socket.c:2784)
[   12.221543][  T218]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.221729][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.221965][  T218]  ? 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)
[   12.222155][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.222343][  T218]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.222529][  T218]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.222714][  T218]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.222913][  T218]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.223142][  T218] RIP: 0033:0x7eff7843408e
[   12.223334][  T218] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.223887][  T218] RSP: 002b:00007ffd64640660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.224154][  T218] RAX: ffffffffffffffda RBX: 00007ffd64640e10 RCX: 00007eff7843408e
[   12.224409][  T218] RDX: 0000000000000000 RSI: 00007ffd64640710 RDI: 0000000000000005
[   12.224664][  T218] RBP: 00007ffd64640670 R08: 0000000000000000 R09: 0000000000000000
[   12.224928][  T218] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8c
[   12.225189][  T218] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd64640de0
| [   12.226935][  T218] ---[ end trace 0000000000000000 ]---
| [   12.227378][  T218] ------------[ cut here ]------------
| [   12.227556][  T218] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/218
| [   12.228174][  T218] Tainted: [W]=WARN
[   12.228322][  T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.228536][  T218] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.228760][  T218] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.229305][  T218] RSP: 0018:ffa0000000a96f90 EFLAGS: 00010286
[   12.229521][  T218] RAX: 00000000ffffffa6 RBX: ff11000009d4ba80 RCX: 1ff4000000152db8
[   12.229771][  T218] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d4bb38
[   12.230031][  T218] RBP: ff11000013a4c000 R08: 1fe22000013a9768 R09: ff11000013b82e80
[   12.230286][  T218] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   12.230532][  T218] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   12.230782][  T218] FS:  00007eff781fa840(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   12.231083][  T218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.231302][  T218] CR2: 0000559cd0d4ed5c CR3: 000000000acff003 CR4: 0000000000771ef0
[   12.231552][  T218] PKRU: 55555554
[   12.231699][  T218] Call Trace:
[   12.231858][  T218]  <TASK>
[   12.231973][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.232171][  T218]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   12.232356][  T218]  notifier_call_chain (kernel/notifier.c:85)
[   12.232543][  T218]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   12.232731][  T218]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   12.232936][  T218]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   12.233136][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.233324][  T218]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   12.233517][  T218]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   12.233702][  T218]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   12.233899][  T218]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[   12.234090][  T218]  hsr_add_port (net/hsr/hsr_slave.c:165 net/hsr/hsr_slave.c:213)
[   12.234275][  T218]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   12.234458][  T218]  ? 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)
[   12.234647][  T218]  hsr_dev_finalize (net/hsr/hsr_device.c:794)
[   12.234851][  T218]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.235043][  T218]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   12.235239][  T218]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   12.235427][  T218]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   12.235611][  T218]  ? nla_strscpy (lib/nlattr.c:795)
[   12.235801][  T218]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   12.236003][  T218]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.236196][  T218]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.236384][  T218]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.236573][  T218]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.236762][  T218]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.236964][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.237154][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.237336][  T218]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.237522][  T218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.237706][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.237907][  T218]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.238098][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.238280][  T218]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.238462][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.238648][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.238841][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.239026][  T218]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.239217][  T218]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.239408][  T218]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.239595][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.239808][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.240007][  T218]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.240202][  T218]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.240385][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.240588][  T218]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.240780][  T218]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.240984][  T218]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.241177][  T218]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.241361][  T218]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.241544][  T218]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.241759][  T218]  ? move_addr_to_kernel (net/socket.c:258)
[   12.241955][  T218]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.242150][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.242334][  T218]  ___sys_sendmsg (net/socket.c:2752)
[   12.242516][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.242754][  T218]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.242958][  T218]  __sys_sendmsg (net/socket.c:2784)
[   12.243149][  T218]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.243330][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.243546][  T218]  ? 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)
[   12.243732][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.243944][  T218]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.244134][  T218]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.244318][  T218]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.244533][  T218]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.244749][  T218] RIP: 0033:0x7eff7843408e
[   12.244946][  T218] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.245481][  T218] RSP: 002b:00007ffd64640660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.245730][  T218] RAX: ffffffffffffffda RBX: 00007ffd64640e10 RCX: 00007eff7843408e
[   12.245991][  T218] RDX: 0000000000000000 RSI: 00007ffd64640710 RDI: 0000000000000005
[   12.246250][  T218] RBP: 00007ffd64640670 R08: 0000000000000000 R09: 0000000000000000
[   12.246496][  T218] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8c
[   12.246745][  T218] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd64640de0
| [   12.248735][  T218] ns2eth3: entered promiscuous mode
| [   12.248995][  T218] ------------[ cut here ]------------
| [   12.249184][  T218] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/218
| [   12.249802][  T218] Tainted: [W]=WARN
[   12.249967][  T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.250197][  T218] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.250424][  T218] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.250981][  T218] RSP: 0018:ffa0000000a96fb0 EFLAGS: 00010286
[   12.251214][  T218] RAX: 00000000ffffffa6 RBX: ff11000009d4b380 RCX: 1ff4000000152dbc
[   12.251470][  T218] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d4b438
[   12.251727][  T218] RBP: ff11000015edc000 R08: 1fe22000013a9688 R09: ff11000013b82e80
[   12.251997][  T218] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   12.252256][  T218] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015edc000
[   12.252512][  T218] FS:  00007eff781fa840(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   12.252839][  T218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.253064][  T218] CR2: 0000559cd0d4ed5c CR3: 000000000acff003 CR4: 0000000000771ef0
[   12.253328][  T218] PKRU: 55555554
[   12.253498][  T218] Call Trace:
[   12.253654][  T218]  <TASK>
[   12.253775][  T218]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.253975][  T218]  ? netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.254170][  T218]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.254324][  T218]  __dev_notify_flags (net/core/dev.c:9787)
[   12.254514][  T218]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   12.254702][  T218]  ? netdev_notice (net/core/dev.c:13008)
[   12.254912][  T218]  ? netif_change_name (net/core/dev.c:1495)
[   12.255110][  T218]  __dev_set_promiscuity (net/core/dev.c:9630)
[   12.255301][  T218]  netif_set_promiscuity (net/core/dev.c:9639)
[   12.255490][  T218]  dev_set_promiscuity (net/core/dev_api.c:288)
[   12.255679][  T218]  hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213)
[   12.255880][  T218]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   12.256070][  T218]  ? 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)
[   12.256268][  T218]  hsr_dev_finalize (net/hsr/hsr_device.c:804)
[   12.256457][  T218]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.256644][  T218]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   12.256850][  T218]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   12.257043][  T218]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   12.257241][  T218]  ? nla_strscpy (lib/nlattr.c:795)
[   12.257440][  T218]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   12.257630][  T218]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.257837][  T218]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.258027][  T218]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.258227][  T218]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.258419][  T218]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.258610][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.258797][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.259001][  T218]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.259200][  T218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.259390][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.259577][  T218]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.259765][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.259972][  T218]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.260170][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.260359][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.260547][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.260735][  T218]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.260934][  T218]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.261130][  T218]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.261321][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.261505][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.261694][  T218]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.261906][  T218]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.262101][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.262288][  T218]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.262477][  T218]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.262665][  T218]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.262864][  T218]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.263052][  T218]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.263249][  T218]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.263475][  T218]  ? move_addr_to_kernel (net/socket.c:258)
[   12.263665][  T218]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.263867][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.264099][  T218]  ___sys_sendmsg (net/socket.c:2752)
[   12.264290][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.264512][  T218]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.264710][  T218]  __sys_sendmsg (net/socket.c:2784)
[   12.265014][  T218]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.265211][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.265436][  T218]  ? 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)
[   12.265625][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.265813][  T218]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.266024][  T218]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.266220][  T218]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.266415][  T218]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.266636][  T218] RIP: 0033:0x7eff7843408e
[   12.266840][  T218] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.267388][  T218] RSP: 002b:00007ffd64640660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.267649][  T218] RAX: ffffffffffffffda RBX: 00007ffd64640e10 RCX: 00007eff7843408e
[   12.267914][  T218] RDX: 0000000000000000 RSI: 00007ffd64640710 RDI: 0000000000000005
[   12.268176][  T218] RBP: 00007ffd64640670 R08: 0000000000000000 R09: 0000000000000000
[   12.268431][  T218] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8c
[   12.268688][  T218] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd64640de0
| [   12.270530][  T218] ---[ end trace 0000000000000000 ]---
| [   12.270998][  T218] ------------[ cut here ]------------
| [   12.271191][  T218] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/218
| [   12.271820][  T218] Tainted: [W]=WARN
[   12.271986][  T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.272218][  T218] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.272451][  T218] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.273005][  T218] RSP: 0018:ffa0000000a96f90 EFLAGS: 00010286
[   12.273239][  T218] RAX: 00000000ffffffa6 RBX: ff11000009d4bc40 RCX: 1ff4000000152db8
[   12.273496][  T218] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d4bcf8
[   12.273749][  T218] RBP: ff11000015edc000 R08: 1fe22000013a97a0 R09: ff11000013b82e80
[   12.274014][  T218] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   12.274278][  T218] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   12.274537][  T218] FS:  00007eff781fa840(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   12.274841][  T218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.275065][  T218] CR2: 0000559cd0d4ed5c CR3: 000000000acff003 CR4: 0000000000771ef0
[   12.275329][  T218] PKRU: 55555554
[   12.275480][  T218] Call Trace:
[   12.275631][  T218]  <TASK>
[   12.275750][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.275954][  T218]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   12.276154][  T218]  notifier_call_chain (kernel/notifier.c:85)
[   12.276345][  T218]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   12.276537][  T218]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   12.276726][  T218]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   12.276930][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.277128][  T218]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   12.277321][  T218]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   12.277512][  T218]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   12.277698][  T218]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[   12.277900][  T218]  hsr_add_port (net/hsr/hsr_slave.c:165 net/hsr/hsr_slave.c:213)
[   12.278097][  T218]  ? hsr_port_exists (net/hsr/hsr_slave.c:97)
[   12.278287][  T218]  ? 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)
[   12.278476][  T218]  hsr_dev_finalize (net/hsr/hsr_device.c:804)
[   12.278665][  T218]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.278867][  T218]  hsr_newlink (net/hsr/hsr_netlink.c:133)
[   12.279057][  T218]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   12.279254][  T218]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   12.279442][  T218]  ? nla_strscpy (lib/nlattr.c:795)
[   12.279631][  T218]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   12.279836][  T218]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.280023][  T218]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.280220][  T218]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.280416][  T218]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.280607][  T218]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.280798][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.280998][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.281190][  T218]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.281384][  T218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.281575][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.281769][  T218]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.281971][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.282166][  T218]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.282357][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.282546][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.282734][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.282938][  T218]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.283152][  T218]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.283345][  T218]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.283536][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.283724][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.283928][  T218]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.284123][  T218]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.284312][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.284502][  T218]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.284692][  T218]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.284898][  T218]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.285094][  T218]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.285285][  T218]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.285475][  T218]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.285698][  T218]  ? move_addr_to_kernel (net/socket.c:258)
[   12.285903][  T218]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.286099][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.286294][  T218]  ___sys_sendmsg (net/socket.c:2752)
[   12.286482][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.286705][  T218]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.286918][  T218]  __sys_sendmsg (net/socket.c:2784)
[   12.287115][  T218]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.287302][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.287526][  T218]  ? 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)
[   12.287721][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.287923][  T218]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.288118][  T218]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.288307][  T218]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.288496][  T218]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.288720][  T218] RIP: 0033:0x7eff7843408e
[   12.288924][  T218] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.289471][  T218] RSP: 002b:00007ffd64640660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.289729][  T218] RAX: ffffffffffffffda RBX: 00007ffd64640e10 RCX: 00007eff7843408e
[   12.289998][  T218] RDX: 0000000000000000 RSI: 00007ffd64640710 RDI: 0000000000000005
[   12.290261][  T218] RBP: 00007ffd64640670 R08: 0000000000000000 R09: 0000000000000000
[   12.290518][  T218] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8c
[   12.290773][  T218] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd64640de0
| [   12.292543][  T218] ---[ end trace 0000000000000000 ]---
| [   12.292935][  T218] ------------[ cut here ]------------
| [   12.293119][  T218] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/218
| [   12.293722][  T218] Tainted: [W]=WARN
[   12.293885][  T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.294108][  T218] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.294334][  T218] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.294876][  T218] RSP: 0018:ffa0000000a971a0 EFLAGS: 00010286
[   12.295102][  T218] RAX: 00000000ffffffa6 RBX: ff11000009d4be00 RCX: 1ff4000000152dfa
[   12.295352][  T218] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d4beb8
[   12.295603][  T218] RBP: ff1100000c15c000 R08: 1fe22000013a97d8 R09: ff11000013b82e80
[   12.295865][  T218] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   12.296123][  T218] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   12.296374][  T218] FS:  00007eff781fa840(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   12.296658][  T218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.296889][  T218] CR2: 0000559cd0d4ed5c CR3: 000000000acff003 CR4: 0000000000771ef0
[   12.297153][  T218] PKRU: 55555554
[   12.297302][  T218] Call Trace:
[   12.297449][  T218]  <TASK>
[   12.297568][  T218]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.297753][  T218]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.297914][  T218]  __dev_notify_flags (net/core/dev.c:9787)
[   12.298107][  T218]  ? netif_change_name (net/core/dev.c:1495)
[   12.298290][  T218]  ? hsr_dev_finalize (net/hsr/hsr_device.c:815 (discriminator 1))
[   12.298479][  T218]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.298663][  T218]  ? hsr_newlink (net/hsr/hsr_netlink.c:133)
[   12.298859][  T218]  ? hsr_dellink (net/hsr/hsr_netlink.c:153)
[   12.299044][  T218]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   12.299237][  T218]  ? nla_strscpy (lib/nlattr.c:795)
[   12.299419][  T218]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   12.299606][  T218]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.299790][  T218]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.299990][  T218]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.300189][  T218]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.300381][  T218]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.300568][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.300753][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.300945][  T218]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.301141][  T218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.301356][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.301541][  T218]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.301725][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.301922][  T218]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.302113][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.302299][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.302482][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.302668][  T218]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.302864][  T218]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.303048][  T218]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.303241][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.303424][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.303610][  T218]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.303793][  T218]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.303988][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.304182][  T218]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.304374][  T218]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.304558][  T218]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.304744][  T218]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.304940][  T218]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.305131][  T218]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.305349][  T218]  ? move_addr_to_kernel (net/socket.c:258)
[   12.305536][  T218]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.305722][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.305921][  T218]  ___sys_sendmsg (net/socket.c:2752)
[   12.306110][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.306327][  T218]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.306520][  T218]  __sys_sendmsg (net/socket.c:2784)
[   12.306704][  T218]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.306900][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.307125][  T218]  ? 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)
[   12.307311][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.307494][  T218]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.307678][  T218]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.307876][  T218]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.308061][  T218]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.308283][  T218] RIP: 0033:0x7eff7843408e
[   12.308472][  T218] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.309012][  T218] RSP: 002b:00007ffd64640660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.309270][  T218] RAX: ffffffffffffffda RBX: 00007ffd64640e10 RCX: 00007eff7843408e
[   12.309521][  T218] RDX: 0000000000000000 RSI: 00007ffd64640710 RDI: 0000000000000005
[   12.309771][  T218] RBP: 00007ffd64640670 R08: 0000000000000000 R09: 0000000000000000
[   12.310031][  T218] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8c
[   12.310283][  T218] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd64640de0
| [   12.311982][  T218] ---[ end trace 0000000000000000 ]---
| [   12.514326][  T225] ------------[ cut here ]------------
| [   12.514509][  T225] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/225
| [   12.515043][  T225] Tainted: [W]=WARN
[   12.515151][  T225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.515319][  T225] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.515498][  T225] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.515992][  T225] RSP: 0018:ffa0000000ae7020 EFLAGS: 00010286
[   12.516176][  T225] RAX: 00000000ffffffa6 RBX: ff1100000aca2580 RCX: 1ff400000015cdca
[   12.516387][  T225] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aca2638
[   12.516594][  T225] RBP: ff1100000afdc000 R08: 1fe22000015944c8 R09: ff1100000af1d158
[   12.516797][  T225] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   12.517007][  T225] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000afdcce1
[   12.517214][  T225] FS:  00007f3bfbabb840(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   12.517451][  T225] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.517621][  T225] CR2: 00000000401f9988 CR3: 0000000014509006 CR4: 0000000000771ef0
[   12.517830][  T225] PKRU: 55555554
[   12.517934][  T225] Call Trace:
[   12.518039][  T225]  <TASK>
[   12.518114][  T225]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.518252][  T225]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.518354][  T225]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.518492][  T225]  __dev_notify_flags (net/core/dev.c:9787)
[   12.518630][  T225]  ? netif_change_name (net/core/dev.c:1495)
[   12.518768][  T225]  ? __dev_change_flags (net/core/dev.c:9752)
[   12.518909][  T225]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   12.519045][  T225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.519185][  T225]  ? 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))
[   12.519343][  T225]  netif_change_flags (net/core/dev.c:9820)
[   12.519481][  T225]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.519615][  T225]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.519748][  T225]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.519919][  T225]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.520051][  T225]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.520187][  T225]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.520317][  T225]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.520451][  T225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.520582][  T225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.520715][  T225]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.520852][  T225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.520983][  T225]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.521118][  T225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.521249][  T225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.521382][  T225]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.521518][  T225]  ? __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)
[   12.521651][  T225]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.521782][  T225]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.521922][  T225]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.522057][  T225]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.522198][  T225]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.522329][  T225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.522460][  T225]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.522590][  T225]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.522722][  T225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.522858][  T225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.522988][  T225]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.523121][  T225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.523252][  T225]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.523381][  T225]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.523520][  T225]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.523660][  T225]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.523796][  T225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.524018][  T225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.524221][  T225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.524361][  T225]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.524496][  T225]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.524631][  T225]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.524770][  T225]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.524975][  T225]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.525117][  T225]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.525253][  T225]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.525388][  T225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.525525][  T225]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.525660][  T225]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.525795][  T225]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.526032][  T225]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.526172][  T225]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.526307][  T225]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.526474][  T225]  ? move_addr_to_kernel (net/socket.c:258)
[   12.526609][  T225]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.526745][  T225]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.526944][  T225]  ___sys_sendmsg (net/socket.c:2752)
[   12.527083][  T225]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.527251][  T225]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.527394][  T225]  __sys_sendmsg (net/socket.c:2784)
[   12.527528][  T225]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.527663][  T225]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.527895][  T225]  ? 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)
[   12.528030][  T225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.528170][  T225]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.528304][  T225]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.528441][  T225]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.528575][  T225]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.528742][  T225] RIP: 0033:0x7f3bfbcf508e
[   12.528892][  T225] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.529375][  T225] RSP: 002b:00007ffef6661980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.529580][  T225] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3bfbcf508e
[   12.529782][  T225] RDX: 0000000000000000 RSI: 00007ffef6661a30 RDI: 0000000000000005
[   12.529989][  T225] RBP: 00007ffef6661990 R08: 0000000000000000 R09: 0000000000000000
[   12.530195][  T225] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8c
[   12.530396][  T225] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef6662100
| [   12.531751][  T225] ---[ end trace 0000000000000000 ]---
| [   12.540436][  T225] ------------[ cut here ]------------
| [   12.540596][  T225] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/225
| [   12.541150][  T225] Tainted: [W]=WARN
[   12.541260][  T225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.541438][  T225] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.541625][  T225] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.542216][  T225] RSP: 0018:ffa0000000ae6da0 EFLAGS: 00010286
[   12.542396][  T225] RAX: 00000000ffffffa6 RBX: ff1100000aca2c80 RCX: 1ff400000015cd7a
[   12.542606][  T225] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aca2d38
[   12.542820][  T225] RBP: ff1100000afdc000 R08: 1fe22000015945a8 R09: ff1100000af1d158
[   12.543050][  T225] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   12.543266][  T225] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   12.543476][  T225] FS:  00007f3bfbabb840(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   12.543727][  T225] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.543911][  T225] CR2: 00000000401f9988 CR3: 0000000014509006 CR4: 0000000000771ef0
[   12.544127][  T225] PKRU: 55555554
[   12.544235][  T225] Call Trace:
[   12.544345][  T225]  <TASK>
[   12.544418][  T225]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.544562][  T225]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.544707][  T225]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.544816][  T225]  netif_state_change (net/core/dev.c:1605)
[   12.544964][  T225]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   12.545114][  T225]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   12.545293][  T225]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   12.545437][  T225]  ? mod_delayed_work_on (kernel/workqueue.c:2650 (discriminator 6))
[   12.545579][  T225]  netif_set_operstate (net/core/rtnetlink.c:1062)
[   12.545723][  T225]  ? rtnl_put_cacheinfo (net/core/rtnetlink.c:1037)
[   12.545874][  T225]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   12.546054][  T225]  hsr_check_carrier_and_operstate (net/hsr/hsr_device.c:41 net/hsr/hsr_device.c:98)
[   12.546238][  T225]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[   12.546379][  T225]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   12.546523][  T225]  ? 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)
[   12.546666][  T225]  hsr_netdev_notify (net/hsr/hsr_main.c:60)
[   12.546809][  T225]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   12.546961][  T225]  notifier_call_chain (kernel/notifier.c:85)
[   12.547110][  T225]  __dev_notify_flags (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9791)
[   12.547254][  T225]  ? netif_change_name (net/core/dev.c:1495)
[   12.547399][  T225]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   12.547543][  T225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.547688][  T225]  ? 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))
[   12.547838][  T225]  netif_change_flags (net/core/dev.c:9820)
[   12.547983][  T225]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.548132][  T225]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.548276][  T225]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.548454][  T225]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.548596][  T225]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.548740][  T225]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.548887][  T225]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.549035][  T225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.549181][  T225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.549322][  T225]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.549467][  T225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.549608][  T225]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.549749][  T225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.549899][  T225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.550041][  T225]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.550187][  T225]  ? __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)
[   12.550330][  T225]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.550472][  T225]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.550616][  T225]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.550760][  T225]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.550912][  T225]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.551056][  T225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.551206][  T225]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.551349][  T225]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.551494][  T225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.551635][  T225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.551777][  T225]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.551925][  T225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.552068][  T225]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.552217][  T225]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.552361][  T225]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.552505][  T225]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.552647][  T225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.552791][  T225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.552939][  T225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.553086][  T225]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.553228][  T225]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.553370][  T225]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.553516][  T225]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.553657][  T225]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.553800][  T225]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.553946][  T225]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.554091][  T225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.554234][  T225]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.554377][  T225]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.554523][  T225]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.554667][  T225]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.554810][  T225]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.554957][  T225]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.555137][  T225]  ? move_addr_to_kernel (net/socket.c:258)
[   12.555279][  T225]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.555420][  T225]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.555564][  T225]  ___sys_sendmsg (net/socket.c:2752)
[   12.555706][  T225]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.555890][  T225]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.556042][  T225]  __sys_sendmsg (net/socket.c:2784)
[   12.556189][  T225]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.556329][  T225]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.556507][  T225]  ? 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)
[   12.556649][  T225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.556793][  T225]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.556941][  T225]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.557088][  T225]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.557230][  T225]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.557406][  T225] RIP: 0033:0x7f3bfbcf508e
[   12.557554][  T225] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.558066][  T225] RSP: 002b:00007ffef6661980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.558286][  T225] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3bfbcf508e
[   12.558499][  T225] RDX: 0000000000000000 RSI: 00007ffef6661a30 RDI: 0000000000000005
[   12.558714][  T225] RBP: 00007ffef6661990 R08: 0000000000000000 R09: 0000000000000000
[   12.558931][  T225] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8c
[   12.559148][  T225] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef6662100
| [   12.560577][  T225] ---[ end trace 0000000000000000 ]---
| [   12.561234][   T36] ------------[ cut here ]------------
| [   12.561375][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/36
| [   12.561924][   T36] Tainted: [W]=WARN
[   12.562019][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.562181][   T36] Workqueue: events_unbound linkwatch_event
[   12.562343][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.562504][   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
[   12.562955][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   12.563118][   T36] RAX: 00000000ffffffa6 RBX: ff1100000aca3540 RCX: 1ff4000000051f02
[   12.563302][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aca35f8
[   12.563488][   T36] RBP: ff1100000afdc000 R08: 1fe22000015946c0 R09: ff11000001d651a8
[   12.563677][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   12.563868][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.564056][   T36] FS:  0000000000000000(0000) GS:ff110000a0330000(0000) knlGS:0000000000000000
[   12.564284][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.564442][   T36] CR2: 0000559cd7eef858 CR3: 0000000010549004 CR4: 0000000000771ef0
[   12.564636][   T36] PKRU: 55555554
[   12.564730][   T36] Call Trace:
[   12.564834][   T36]  <TASK>
[   12.564900][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.565026][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.565172][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.565270][   T36]  netif_state_change (net/core/dev.c:1605)
[   12.565396][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   12.565553][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   12.565677][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   12.565803][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.565937][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   12.566062][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   12.566194][   T36]  process_one_work (kernel/workqueue.c:3314)
[   12.566325][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.566448][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.566577][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.566705][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.566836][   T36]  kthread (kernel/kthread.c:436)
[   12.566931][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.567092][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.567219][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.567345][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.567500][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.567626][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.567751][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.568949][   T36] ---[ end trace 0000000000000000 ]---
| [   12.596481][  T227] ------------[ cut here ]------------
| [   12.596644][  T227] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/227
| [   12.597620][  T227] Tainted: [W]=WARN
[   12.597721][  T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.597893][  T227] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.598066][  T227] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.598547][  T227] RSP: 0018:ffa0000000af7020 EFLAGS: 00010286
[   12.598715][  T227] RAX: 00000000ffffffa6 RBX: ff11000013fa5700 RCX: 1ff400000015edca
[   12.598918][  T227] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fa57b8
[   12.599124][  T227] RBP: ff1100000c15c000 R08: 1fe22000027f4af8 R09: ff1100000c382e58
[   12.599324][  T227] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   12.599524][  T227] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c15cce1
[   12.599724][  T227] FS:  00007f67f7dee840(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[   12.599965][  T227] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.600140][  T227] CR2: 00000000009cd988 CR3: 00000000138d4001 CR4: 0000000000771ef0
[   12.600342][  T227] PKRU: 55555554
[   12.600441][  T227] Call Trace:
[   12.600540][  T227]  <TASK>
[   12.600609][  T227]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.600745][  T227]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.600854][  T227]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.600986][  T227]  __dev_notify_flags (net/core/dev.c:9787)
[   12.601126][  T227]  ? netif_change_name (net/core/dev.c:1495)
[   12.601263][  T227]  ? __dev_change_flags (net/core/dev.c:9752)
[   12.601396][  T227]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   12.601529][  T227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.601666][  T227]  ? 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))
[   12.601802][  T227]  netif_change_flags (net/core/dev.c:9820)
[   12.601941][  T227]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.602084][  T227]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.602220][  T227]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.602388][  T227]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.602522][  T227]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.602657][  T227]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.602790][  T227]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.602935][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.603080][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.603215][  T227]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.603350][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.603483][  T227]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.603615][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.603749][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.603888][  T227]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.604023][  T227]  ? __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)
[   12.604165][  T227]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.604299][  T227]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.604435][  T227]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.604573][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.604709][  T227]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.604852][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.604987][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.605130][  T227]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.605270][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.605404][  T227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.605538][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.605676][  T227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.605811][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.605952][  T227]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.606094][  T227]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.606231][  T227]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.606364][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.606500][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.606634][  T227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.606769][  T227]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.606907][  T227]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.607043][  T227]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.607185][  T227]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.607322][  T227]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.607460][  T227]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.607595][  T227]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.607730][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.607872][  T227]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.608008][  T227]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.608149][  T227]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.608287][  T227]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.608424][  T227]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.608560][  T227]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.608727][  T227]  ? move_addr_to_kernel (net/socket.c:258)
[   12.608868][  T227]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.609003][  T227]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.609151][  T227]  ___sys_sendmsg (net/socket.c:2752)
[   12.609286][  T227]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.609454][  T227]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.609598][  T227]  __sys_sendmsg (net/socket.c:2784)
[   12.609734][  T227]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.609872][  T227]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.610042][  T227]  ? 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)
[   12.610179][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.610315][  T227]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.610450][  T227]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.610584][  T227]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.610717][  T227]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.610889][  T227] RIP: 0033:0x7f67f802808e
[   12.611028][  T227] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.611512][  T227] RSP: 002b:00007ffe73e0b640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.611715][  T227] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f67f802808e
[   12.611923][  T227] RDX: 0000000000000000 RSI: 00007ffe73e0b6f0 RDI: 0000000000000005
[   12.612130][  T227] RBP: 00007ffe73e0b650 R08: 0000000000000000 R09: 0000000000000000
[   12.612334][  T227] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8c
[   12.612537][  T227] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe73e0bdc0
| [   12.613899][  T227] ---[ end trace 0000000000000000 ]---
| [   12.614678][  T227] ------------[ cut here ]------------
| [   12.614847][  T227] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/227
| [   12.615393][  T227] Tainted: [W]=WARN
[   12.615501][  T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.615686][  T227] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.615880][  T227] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.616397][  T227] RSP: 0018:ffa0000000af6da0 EFLAGS: 00010286
[   12.616580][  T227] RAX: 00000000ffffffa6 RBX: ff11000009c68ac0 RCX: 1ff400000015ed7a
[   12.616799][  T227] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009c68b78
[   12.617015][  T227] RBP: ff1100000c15c000 R08: 1fe220000138d170 R09: ff1100000c382e58
[   12.617232][  T227] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   12.617445][  T227] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   12.617658][  T227] FS:  00007f67f7dee840(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   12.617915][  T227] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.618098][  T227] CR2: 00007f3bfbb88574 CR3: 00000000138d4001 CR4: 0000000000771ef0
[   12.618312][  T227] PKRU: 55555554
[   12.618420][  T227] Call Trace:
[   12.618527][  T227]  <TASK>
[   12.618601][  T227]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.618745][  T227]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.618896][  T227]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.619007][  T227]  netif_state_change (net/core/dev.c:1605)
[   12.619155][  T227]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:649 ./include/linux/cpumask.h:1231 ./include/trace/events/preemptirq.h:40)
[   12.619334][  T227]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   12.619513][  T227]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   12.619654][  T227]  ? mod_delayed_work_on (kernel/workqueue.c:2650 (discriminator 6))
[   12.619799][  T227]  netif_set_operstate (net/core/rtnetlink.c:1062)
[   12.619946][  T227]  ? rtnl_put_cacheinfo (net/core/rtnetlink.c:1037)
[   12.620093][  T227]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   12.620274][  T227]  hsr_check_carrier_and_operstate (net/hsr/hsr_device.c:41 net/hsr/hsr_device.c:98)
[   12.620453][  T227]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 2))
[   12.620596][  T227]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   12.620740][  T227]  ? 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)
[   12.620889][  T227]  hsr_netdev_notify (net/hsr/hsr_main.c:60)
[   12.621032][  T227]  ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 14))
[   12.621181][  T227]  notifier_call_chain (kernel/notifier.c:85)
[   12.621325][  T227]  __dev_notify_flags (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9791)
[   12.621467][  T227]  ? netif_change_name (net/core/dev.c:1495)
[   12.621609][  T227]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   12.621751][  T227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.621900][  T227]  ? 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))
[   12.622044][  T227]  netif_change_flags (net/core/dev.c:9820)
[   12.622191][  T227]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.622335][  T227]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.622479][  T227]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.622656][  T227]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.622798][  T227]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.622944][  T227]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.623089][  T227]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.623233][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.623377][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.623518][  T227]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.623661][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.623804][  T227]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.623953][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.624101][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.624245][  T227]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.624389][  T227]  ? __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)
[   12.624531][  T227]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.624674][  T227]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.624820][  T227]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.624972][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.625126][  T227]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.625271][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.625413][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.625556][  T227]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.625702][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.625850][  T227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.625995][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.626146][  T227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.626290][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.626434][  T227]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.626578][  T227]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.626722][  T227]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.626870][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.627015][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.627162][  T227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.627306][  T227]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.627448][  T227]  ? rtnl_stats_set (./include/net/netlink.h:785 (discriminator 2))
[   12.627591][  T227]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.627737][  T227]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.627885][  T227]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.628029][  T227]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.628180][  T227]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.628325][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.628470][  T227]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.628617][  T227]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.628762][  T227]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.628911][  T227]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.629054][  T227]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.629203][  T227]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.629383][  T227]  ? move_addr_to_kernel (net/socket.c:258)
[   12.629529][  T227]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.629674][  T227]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.629819][  T227]  ___sys_sendmsg (net/socket.c:2752)
[   12.629967][  T227]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.630154][  T227]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.630309][  T227]  __sys_sendmsg (net/socket.c:2784)
[   12.630453][  T227]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.630597][  T227]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.630779][  T227]  ? 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)
[   12.630930][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.631079][  T227]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.631223][  T227]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.631366][  T227]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.631512][  T227]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.631692][  T227] RIP: 0033:0x7f67f802808e
[   12.631845][  T227] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.632357][  T227] RSP: 002b:00007ffe73e0b640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.632576][  T227] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f67f802808e
[   12.632791][  T227] RDX: 0000000000000000 RSI: 00007ffe73e0b6f0 RDI: 0000000000000005
[   12.633010][  T227] RBP: 00007ffe73e0b650 R08: 0000000000000000 R09: 0000000000000000
[   12.633227][  T227] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10de8c
[   12.633443][  T227] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe73e0bdc0
| [   12.634881][  T227] ---[ end trace 0000000000000000 ]---
| [   12.636313][   T36] ------------[ cut here ]------------
| [   12.636450][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36
| [   12.636994][   T36] Tainted: [W]=WARN
[   12.637094][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.637250][   T36] Workqueue: events_unbound linkwatch_event
[   12.637411][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.637571][   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
[   12.638024][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   12.638187][   T36] RAX: 00000000ffffffa6 RBX: ff11000004cd3700 RCX: 1ff4000000051f02
[   12.638376][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004cd37b8
[   12.638561][   T36] RBP: ff1100000c15c000 R08: 1fe220000099a6f8 R09: ff11000001d651a8
[   12.638750][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   12.638945][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.639144][   T36] FS:  0000000000000000(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   12.639364][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.639523][   T36] CR2: 00007f67f7ebb574 CR3: 0000000010549002 CR4: 0000000000771ef0
[   12.639710][   T36] PKRU: 55555554
[   12.639804][   T36] Call Trace:
[   12.639906][   T36]  <TASK>
[   12.639971][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.640103][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.640233][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.640329][   T36]  netif_state_change (net/core/dev.c:1605)
[   12.640455][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   12.640612][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   12.640735][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   12.640869][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.640995][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   12.641121][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   12.641244][   T36]  process_one_work (kernel/workqueue.c:3314)
[   12.641373][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.641496][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.641623][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.641752][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.641883][   T36]  kthread (kernel/kthread.c:436)
[   12.641977][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.642135][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.642261][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.642392][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.642545][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.642673][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.642797][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.644452][   T36] ---[ end trace 0000000000000000 ]---
| [   25.401298][   T69] ------------[ cut here ]------------
| [   25.401503][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/69
| [   25.402087][   T69] Tainted: [W]=WARN
[   25.402190][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.402344][   T69] Workqueue: netns cleanup_net
[   25.402477][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.402687][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.403222][   T69] RSP: 0018:ffa00000004a7938 EFLAGS: 00010286
[   25.403379][   T69] RAX: 00000000ffffffa6 RBX: ff110000021458c0 RCX: 1ff4000000094eed
[   25.403562][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002145978
[   25.403751][   T69] RBP: ff11000009e79000 R08: 1fe2200000428b30 R09: ff110000083051d0
[   25.403987][   T69] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   25.404175][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.404364][   T69] FS:  0000000000000000(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   25.404584][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.404740][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000013c3a002 CR4: 0000000000771ef0
[   25.404978][   T69] PKRU: 55555554
[   25.405071][   T69] Call Trace:
[   25.405169][   T69]  <TASK>
[   25.405235][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.405395][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.405549][   T69]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   25.405675][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   25.405801][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.405958][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   25.406084][   T69]  ? 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)
[   25.406219][   T69]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   25.406346][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.406470][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.406595][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.406718][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.406848][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.406973][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.407095][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.407227][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.407355][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.407480][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.407607][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.407734][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.407864][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.407989][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.408114][   T69]  kthread (kernel/kthread.c:436)
[   25.408218][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.408373][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.408498][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.408624][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.408779][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.408910][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.409034][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.426161][   T69] ns1eth1: left promiscuous mode
| [   25.426431][   T69] ------------[ cut here ]------------
| [   25.426574][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/69
| [   25.427182][   T69] Tainted: [W]=WARN
[   25.427287][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.427465][   T69] Workqueue: netns cleanup_net
[   25.427614][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.427798][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.428367][   T69] RSP: 0018:ffa00000004a7740 EFLAGS: 00010286
[   25.428542][   T69] RAX: 00000000ffffffa6 RBX: ff11000002145a80 RCX: 1ff4000000094eae
[   25.428747][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002145b38
[   25.429020][   T69] RBP: ff11000013a21000 R08: 1fe2200000428b68 R09: ff110000083051d0
[   25.429231][   T69] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   25.429442][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000054e3550
[   25.429651][   T69] FS:  0000000000000000(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   25.429953][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.430130][   T69] CR2: 00007ffe982eb7f8 CR3: 0000000013c3a002 CR4: 0000000000771ef0
[   25.430346][   T69] PKRU: 55555554
[   25.430492][   T69] Call Trace:
[   25.430597][   T69]  <TASK>
[   25.430669][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.430810][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.430923][   T69]  __dev_notify_flags (net/core/dev.c:9787)
[   25.431062][   T69]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   25.431208][   T69]  ? netdev_notice (net/core/dev.c:13008)
[   25.431346][   T69]  ? netif_change_name (net/core/dev.c:1495)
[   25.431486][   T69]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:980)
[   25.431658][   T69]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   25.431797][   T69]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3309)
[   25.431944][   T69]  __dev_set_promiscuity (net/core/dev.c:9630)
[   25.432083][   T69]  ? sync_rcu_exp_select_cpus (./include/linux/list.h:46 (discriminator 2))
[   25.432228][   T69]  netif_set_promiscuity (net/core/dev.c:9639)
[   25.432368][   T69]  dev_set_promiscuity (net/core/dev_api.c:288)
[   25.432508][   T69]  hsr_del_port (net/hsr/hsr_slave.c:244)
[   25.432648][   T69]  hsr_del_ports (net/hsr/hsr_device.c:471)
[   25.432786][   T69]  hsr_dellink (net/hsr/hsr_netlink.c:147)
[   25.432899][   T69]  default_device_exit_batch (net/core/dev.c:13084)
[   25.433040][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.433206][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.433352][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.433492][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.433630][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.433772][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.433918][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.434056][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.434203][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.434342][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.434481][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.434623][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.434761][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.434908][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.435049][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.435197][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.435340][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.435479][   T69]  kthread (kernel/kthread.c:436)
[   25.435584][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.435757][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.435902][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.436041][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.436219][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.436362][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.436502][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.437845][   T69] ---[ end trace 0000000000000000 ]---
| [   25.438162][   T69] ------------[ cut here ]------------
| [   25.438296][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/69
| [   25.438878][   T69] Tainted: [W]=WARN
[   25.438981][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.439156][   T69] Workqueue: netns cleanup_net
[   25.439297][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.439478][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.440137][   T69] RSP: 0018:ffa00000004a7760 EFLAGS: 00010286
[   25.440307][   T69] RAX: 00000000ffffffa6 RBX: ff11000002145c40 RCX: 1ff4000000094eb2
[   25.440508][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002145cf8
[   25.440800][   T69] RBP: ff11000013a21000 R08: 1fe2200000428ba0 R09: ff110000083051d0
[   25.441057][   T69] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   25.441263][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   25.441465][   T69] FS:  0000000000000000(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   25.441789][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.442018][   T69] CR2: 00007ffe982eb7f8 CR3: 0000000013c3a002 CR4: 0000000000771ef0
[   25.442226][   T69] PKRU: 55555554
[   25.442328][   T69] Call Trace:
[   25.442430][   T69]  <TASK>
[   25.442500][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.442636][   T69]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   25.442771][   T69]  notifier_call_chain (kernel/notifier.c:85)
[   25.442966][   T69]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   25.443105][   T69]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   25.443280][   T69]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.443419][   T69]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   25.443555][   T69]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   25.443725][   T69]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   25.443938][   T69]  ? dev_set_promiscuity (net/core/dev_api.c:289)
[   25.444084][   T69]  hsr_del_port (net/hsr/hsr_slave.c:245)
[   25.444232][   T69]  hsr_del_ports (net/hsr/hsr_device.c:471)
[   25.444370][   T69]  hsr_dellink (net/hsr/hsr_netlink.c:147)
[   25.444475][   T69]  default_device_exit_batch (net/core/dev.c:13084)
[   25.444612][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.444750][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.444898][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.445037][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.445178][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.445319][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.445458][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.445682][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.445822][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.446038][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.446183][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.446409][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.446546][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.446687][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.446833][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.447059][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.447205][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.447342][   T69]  kthread (kernel/kthread.c:436)
[   25.447531][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.447701][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.447840][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.447978][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.448153][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.448291][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.448426][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.449937][   T69] ns1eth2: left promiscuous mode
| [   25.450129][   T69] ------------[ cut here ]------------
| [   25.450271][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/69
| [   25.451401][   T69] Tainted: [W]=WARN
[   25.451515][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.451692][   T69] Workqueue: netns cleanup_net
[   25.451901][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.452084][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.452645][   T69] RSP: 0018:ffa00000004a7740 EFLAGS: 00010286
[   25.452820][   T69] RAX: 00000000ffffffa6 RBX: ff11000002145e00 RCX: 1ff4000000094eae
[   25.453167][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002145eb8
[   25.453469][   T69] RBP: ff110000098a9000 R08: 1fe2200000428bd8 R09: ff110000083051d0
[   25.453676][   T69] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   25.453940][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000054e3f50
[   25.454152][   T69] FS:  0000000000000000(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   25.454397][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.454571][   T69] CR2: 00007ffe982eb7f8 CR3: 0000000010549003 CR4: 0000000000771ef0
[   25.454778][   T69] PKRU: 55555554
[   25.454937][   T69] Call Trace:
[   25.455041][   T69]  <TASK>
[   25.455111][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.455257][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.455362][   T69]  __dev_notify_flags (net/core/dev.c:9787)
[   25.455500][   T69]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   25.455639][   T69]  ? netdev_notice (net/core/dev.c:13008)
[   25.455779][   T69]  ? netif_change_name (net/core/dev.c:1495)
[   25.455977][   T69]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:980)
[   25.456154][   T69]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   25.456292][   T69]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3309)
[   25.456434][   T69]  __dev_set_promiscuity (net/core/dev.c:9630)
[   25.456572][   T69]  ? sync_rcu_exp_select_cpus (./include/linux/list.h:46 (discriminator 2))
[   25.456711][   T69]  netif_set_promiscuity (net/core/dev.c:9639)
[   25.456910][   T69]  dev_set_promiscuity (net/core/dev_api.c:288)
[   25.457049][   T69]  hsr_del_port (net/hsr/hsr_slave.c:244)
[   25.457195][   T69]  hsr_del_ports (net/hsr/hsr_device.c:475)
[   25.457331][   T69]  hsr_dellink (net/hsr/hsr_netlink.c:147)
[   25.457435][   T69]  default_device_exit_batch (net/core/dev.c:13084)
[   25.457574][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.457715][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.457914][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.458057][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.458200][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.458343][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.458484][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.458623][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.458763][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.459048][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.459196][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.459336][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.459474][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.459615][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.459754][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.459946][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.460086][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.460229][   T69]  kthread (kernel/kthread.c:436)
[   25.460334][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.460594][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.460735][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.460932][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.461107][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.461252][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.461392][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.462992][   T69] ---[ end trace 0000000000000000 ]---
| [   25.464464][   T69] ------------[ cut here ]------------
| [   25.464649][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [   25.465345][   T69] Tainted: [W]=WARN
[   25.465493][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.465708][   T69] Workqueue: netns cleanup_net
[   25.466008][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.466234][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.466756][   T69] RSP: 0018:ffa00000004a7760 EFLAGS: 00010286
[   25.466987][   T69] RAX: 00000000ffffffa6 RBX: ff1100000497d700 RCX: 1ff4000000094eb2
[   25.467240][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000497d7b8
[   25.467487][   T69] RBP: ff110000098a9000 R08: 1fe220000092faf8 R09: ff110000083051d0
[   25.467738][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   25.468002][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   25.468257][   T69] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   25.468539][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.468758][   T69] CR2: 0000559cd0d4ed5c CR3: 000000000c00b003 CR4: 0000000000771ef0
[   25.469022][   T69] PKRU: 55555554
[   25.469177][   T69] Call Trace:
[   25.469323][   T69]  <TASK>
[   25.469439][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.469622][   T69]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   25.469809][   T69]  notifier_call_chain (kernel/notifier.c:85)
[   25.470007][   T69]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   25.470201][   T69]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   25.470426][   T69]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.470610][   T69]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   25.470798][   T69]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   25.471025][   T69]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   25.471216][   T69]  ? dev_set_promiscuity (net/core/dev_api.c:289)
[   25.471400][   T69]  hsr_del_port (net/hsr/hsr_slave.c:245)
[   25.471585][   T69]  hsr_del_ports (net/hsr/hsr_device.c:475)
[   25.471766][   T69]  hsr_dellink (net/hsr/hsr_netlink.c:147)
[   25.471930][   T69]  default_device_exit_batch (net/core/dev.c:13084)
[   25.472119][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.472309][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.472494][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.472677][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.472872][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.473057][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.473248][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.473432][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.473616][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.473799][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.473995][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.474185][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.474368][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.474555][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.474739][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.474938][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.475124][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.475315][   T69]  kthread (kernel/kthread.c:436)
[   25.475493][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.475711][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.475907][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.476091][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.476320][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.476504][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.476686][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.478360][   T69] ---[ end trace 0000000000000000 ]---
| [   25.479178][   T69] ------------[ cut here ]------------
| [   25.479355][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [   25.480009][   T69] Tainted: [W]=WARN
[   25.480172][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.480380][   T69] Workqueue: netns cleanup_net
[   25.480561][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.480774][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.481353][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[   25.481609][   T69] RAX: 00000000ffffffa6 RBX: ff1100000497de00 RCX: 1ff4000000094eaf
[   25.481940][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000497deb8
[   25.482232][   T69] RBP: ff1100000afdc000 R08: 1fe220000092fbd8 R09: ff110000083051d0
[   25.482578][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   25.482893][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000098a9000
[   25.483148][   T69] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   25.483414][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.483621][   T69] CR2: 0000559cd0d4ed5c CR3: 000000000c00b003 CR4: 0000000000771ef0
[   25.483875][   T69] PKRU: 55555554
[   25.484015][   T69] Call Trace:
[   25.484160][   T69]  <TASK>
[   25.484282][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.484459][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.484602][   T69]  netif_close_many (net/core/dev.c:1804)
[   25.484776][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[   25.484967][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   25.485183][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   25.485386][   T69]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.485558][   T69]  ? 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)
[   25.485733][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.485951][   T69]  ? 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)
[   25.486124][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.486308][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.486512][   T69]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   25.486687][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.486877][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.487049][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.487233][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.487408][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.487582][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.487756][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.487938][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.488111][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.488290][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.488465][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.488638][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.488819][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.489007][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.489185][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.489360][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.489533][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.489707][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.489892][   T69]  kthread (kernel/kthread.c:436)
[   25.490063][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.490273][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.490447][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.490620][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.490884][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.491059][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.491240][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.492776][   T69] ---[ end trace 0000000000000000 ]---
| [   25.502403][   T69] ------------[ cut here ]------------
| [   25.502575][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [   25.503411][   T69] Tainted: [W]=WARN
[   25.503553][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.503759][   T69] Workqueue: netns cleanup_net
[   25.503951][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.504167][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.504665][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[   25.504887][   T69] RAX: 00000000ffffffa6 RBX: ff11000009c68200 RCX: 1ff4000000094eaf
[   25.505117][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009c682b8
[   25.505360][   T69] RBP: ff110000098a9000 R08: 1fe220000138d058 R09: ff110000083051d0
[   25.505591][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   25.505846][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013a4c000
[   25.506092][   T69] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   25.506367][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.506571][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000010549006 CR4: 0000000000771ef0
[   25.506808][   T69] PKRU: 55555554
[   25.506960][   T69] Call Trace:
[   25.507099][   T69]  <TASK>
[   25.507216][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.507390][   T69]  ? notifier_call_chain (kernel/notifier.c:85)
[   25.507563][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.507710][   T69]  netif_close_many (net/core/dev.c:1804)
[   25.507896][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[   25.508072][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   25.508284][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   25.508500][   T69]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.508671][   T69]  ? 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)
[   25.508858][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.509058][   T69]  ? 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)
[   25.509267][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.509441][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.509646][   T69]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   25.509820][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.510006][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.510182][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.510357][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.510533][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.510704][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.510891][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.511064][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.511243][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.511417][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.511590][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.511763][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.511954][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.512125][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.512308][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.512481][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.512652][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.512844][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.513019][   T69]  kthread (kernel/kthread.c:436)
[   25.513173][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.513376][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.513548][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.513720][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.513936][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.514107][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.514289][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.515810][   T69] ---[ end trace 0000000000000000 ]---
| [   25.516743][   T69] ------------[ cut here ]------------
| [   25.516924][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [   25.517551][   T69] Tainted: [W]=WARN
[   25.517691][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.517906][   T69] Workqueue: netns cleanup_net
[   25.518083][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.518469][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.519146][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[   25.519347][   T69] RAX: 00000000ffffffa6 RBX: ff1100000c247000 RCX: 1ff4000000094eaf
[   25.519582][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c2470b8
[   25.519864][   T69] RBP: ff11000013a4c000 R08: 1fe2200001848e18 R09: ff110000083051d0
[   25.520100][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   25.520338][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013a21000
[   25.520574][   T69] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   25.520854][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.521058][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000010549006 CR4: 0000000000771ef0
[   25.521298][   T69] PKRU: 55555554
[   25.521448][   T69] Call Trace:
[   25.521667][   T69]  <TASK>
[   25.521777][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.521963][   T69]  ? notifier_call_chain (kernel/notifier.c:85)
[   25.522144][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.522287][   T69]  netif_close_many (net/core/dev.c:1804)
[   25.522540][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[   25.522710][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   25.522931][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   25.523132][   T69]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.523388][   T69]  ? 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)
[   25.523560][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.523763][   T69]  ? 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)
[   25.524027][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.524205][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.524407][   T69]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   25.524580][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.524842][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.525014][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.525193][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.525368][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.525619][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.525795][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.525980][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.526156][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.526411][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.526583][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.526756][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.526941][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.527198][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.527375][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.527548][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.527720][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.528007][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.528197][   T69]  kthread (kernel/kthread.c:436)
[   25.528338][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.528538][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.528788][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.528975][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.529182][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.529353][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.529523][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.531131][   T69] ---[ end trace 0000000000000000 ]---
| [   25.532292][   T69] ------------[ cut here ]------------
| [   25.532537][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [   25.533377][   T69] Tainted: [W]=WARN
[   25.533517][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.533717][   T69] Workqueue: netns cleanup_net
[   25.533908][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.534117][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.534621][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[   25.534837][   T69] RAX: 00000000ffffffa6 RBX: ff1100000967f8c0 RCX: 1ff4000000094eaf
[   25.535069][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000967f978
[   25.535303][   T69] RBP: ff11000013a21000 R08: 1fe22000012cff30 R09: ff110000083051d0
[   25.535538][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   25.535769][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008479000
[   25.536123][   T69] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   25.536395][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.536601][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000010549006 CR4: 0000000000771ef0
[   25.536875][   T69] PKRU: 55555554
[   25.537013][   T69] Call Trace:
[   25.537158][   T69]  <TASK>
[   25.537270][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.537442][   T69]  ? notifier_call_chain (kernel/notifier.c:85)
[   25.537616][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.537763][   T69]  netif_close_many (net/core/dev.c:1804)
[   25.537946][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[   25.538118][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   25.538331][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   25.538536][   T69]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.538736][   T69]  ? 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)
[   25.538922][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.539124][   T69]  ? 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)
[   25.539305][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.539475][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.539680][   T69]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   25.539869][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.540042][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.540226][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.540399][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.540574][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.540748][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.541018][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.541277][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.541447][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.541623][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.541796][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.541983][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.542166][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.542338][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.542513][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.542765][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.542955][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.543128][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.543306][   T69]  kthread (kernel/kthread.c:436)
[   25.543527][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.543727][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.543907][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.544166][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.544451][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.544621][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.544792][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.546556][   T69] ---[ end trace 0000000000000000 ]---
| [   25.547557][   T69] ------------[ cut here ]------------
| [   25.547723][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [   25.548961][   T69] Tainted: [W]=WARN
[   25.549158][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.549419][   T69] Workqueue: netns cleanup_net
[   25.549646][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.549924][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.550478][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[   25.550744][   T69] RAX: 00000000ffffffa6 RBX: ff11000013e02e40 RCX: 1ff4000000094eaf
[   25.551042][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013e02ef8
[   25.551333][   T69] RBP: ff11000008479000 R08: 1fe22000027c05e0 R09: ff110000083051d0
[   25.551618][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   25.551918][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008019000
[   25.552216][   T69] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   25.552531][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.552785][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000010549006 CR4: 0000000000771ef0
[   25.553082][   T69] PKRU: 55555554
[   25.553281][   T69] Call Trace:
[   25.553474][   T69]  <TASK>
[   25.553638][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.553877][   T69]  ? notifier_call_chain (kernel/notifier.c:85)
[   25.554102][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.554302][   T69]  netif_close_many (net/core/dev.c:1804)
[   25.554528][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[   25.554751][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   25.555046][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   25.555372][   T69]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.555617][   T69]  ? 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)
[   25.555854][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.556105][   T69]  ? 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)
[   25.556371][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.556594][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.556862][   T69]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   25.557086][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.557323][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.557549][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.557775][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.558015][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.558250][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.558480][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.558706][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.558948][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.559182][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.559409][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.559634][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.559874][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.560098][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.560331][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.560558][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.560781][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.561020][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.561251][   T69]  kthread (kernel/kthread.c:436)
[   25.561443][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.561726][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.561958][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.562196][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.562453][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.562683][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.562925][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.564675][   T69] ---[ end trace 0000000000000000 ]---
| [   25.565546][   T69] ------------[ cut here ]------------
| [   25.565733][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [   25.566395][   T69] Tainted: [W]=WARN
[   25.566535][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.566736][   T69] Workqueue: netns cleanup_net
[   25.567022][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.567293][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.567849][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[   25.568101][   T69] RAX: 00000000ffffffa6 RBX: ff11000004eeb540 RCX: 1ff4000000094eaf
[   25.568400][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004eeb5f8
[   25.568680][   T69] RBP: ff11000008019000 R08: 1fe22000009dd6c0 R09: ff110000083051d0
[   25.568979][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   25.569289][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004a77e0
[   25.569588][   T69] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   25.569912][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.570175][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000010549006 CR4: 0000000000771ef0
[   25.570461][   T69] PKRU: 55555554
[   25.570648][   T69] Call Trace:
[   25.570872][   T69]  <TASK>
[   25.571033][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.571259][   T69]  ? notifier_call_chain (kernel/notifier.c:85)
[   25.571492][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.571683][   T69]  netif_close_many (net/core/dev.c:1804)
[   25.571922][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[   25.572152][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   25.572448][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   25.572703][   T69]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.572937][   T69]  ? 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)
[   25.573167][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.573418][   T69]  ? 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)
[   25.573638][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.573875][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.574128][   T69]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   25.574359][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.574580][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.574857][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.575079][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.575296][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.575466][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.575641][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.575813][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.575997][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.576178][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.576351][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.576530][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.576710][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.576894][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.577070][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.577266][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.577452][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.577625][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.577795][   T69]  kthread (kernel/kthread.c:436)
[   25.577952][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.578161][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.578333][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.578505][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.578707][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.578892][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.579064][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.580711][   T69] ---[ end trace 0000000000000000 ]---
| [   25.582029][   T69] ------------[ cut here ]------------
| [   25.582232][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [   25.583459][   T69] Tainted: [W]=WARN
[   25.583667][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.583922][   T69] Workqueue: netns cleanup_net
[   25.584170][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.584428][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.584958][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[   25.585218][   T69] RAX: 00000000ffffffa6 RBX: ff11000004eeae40 RCX: 1ff4000000094ed5
[   25.585490][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004eeaef8
[   25.585803][   T69] RBP: ff1100000afdc000 R08: 1fe22000009dd5e0 R09: ff110000083051d0
[   25.586100][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   25.586382][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.586659][   T69] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   25.586972][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.587222][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000010549006 CR4: 0000000000771ef0
[   25.587499][   T69] PKRU: 55555554
[   25.587685][   T69] Call Trace:
[   25.587885][   T69]  <TASK>
[   25.588041][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.588301][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.588541][   T69]  ? 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)
[   25.588764][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.589000][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.589252][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.589473][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.589692][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.589924][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.590239][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.590469][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.590678][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.590856][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.591026][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.591202][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.591385][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.591558][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.591728][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.591906][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.592078][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.592282][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.592451][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.592628][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.592795][   T69]  kthread (kernel/kthread.c:436)
[   25.592945][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.593146][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.593336][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.593503][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.593702][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.593879][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.594055][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.595675][   T69] ---[ end trace 0000000000000000 ]---
| [   25.597284][   T69] ------------[ cut here ]------------
| [   25.597448][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [   25.598053][   T69] Tainted: [W]=WARN
[   25.598196][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.598395][   T69] Workqueue: netns cleanup_net
[   25.598645][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.598919][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.599465][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[   25.599720][   T69] RAX: 00000000ffffffa6 RBX: ff1100000a766200 RCX: 1ff4000000094ed5
[   25.600010][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a7662b8
[   25.600302][   T69] RBP: ff110000098a9000 R08: 1fe22000014ecc58 R09: ff110000083051d0
[   25.600570][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   25.600860][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.601171][   T69] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   25.601480][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.601731][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000010549006 CR4: 0000000000771ef0
[   25.602022][   T69] PKRU: 55555554
[   25.602239][   T69] Call Trace:
[   25.602421][   T69]  <TASK>
[   25.602574][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.602819][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.603116][   T69]  ? 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)
[   25.603343][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.603556][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.603807][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.604039][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.604300][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.604516][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.604729][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.604952][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.605180][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.605397][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.605613][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.605843][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.606057][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.606285][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.606591][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.606918][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.607118][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.607293][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.607462][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.607633][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.607804][   T69]  kthread (kernel/kthread.c:436)
[   25.607955][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.608157][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.608325][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.608493][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.608715][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.608900][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.609069][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.613071][   T69] ns2eth2 (unregistering): left promiscuous mode
| [   25.613418][   T69] ------------[ cut here ]------------
| [   25.613578][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [   25.614191][   T69] Tainted: [W]=WARN
[   25.614335][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.614530][   T69] Workqueue: netns cleanup_net
[   25.614700][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.614932][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.615399][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[   25.615598][   T69] RAX: 00000000ffffffa6 RBX: ff11000004f44900 RCX: 1ff4000000094ed5
[   25.615940][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f449b8
[   25.616260][   T69] RBP: ff11000013a4c000 R08: 1fe22000009e8938 R09: ff110000083051d0
[   25.616529][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   25.616798][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.617091][   T69] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   25.617422][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.617686][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000010549006 CR4: 0000000000771ef0
[   25.617981][   T69] PKRU: 55555554
[   25.618169][   T69] Call Trace:
[   25.618393][   T69]  <TASK>
[   25.618568][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.618817][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.619111][   T69]  ? 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)
[   25.619331][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.619540][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.619799][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.620027][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.620248][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.620463][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.620677][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.620908][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.621124][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.621368][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.621577][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.621789][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.622015][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.622243][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.622458][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.622669][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.622897][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.623079][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.623251][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.623417][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.623582][   T69]  kthread (kernel/kthread.c:436)
[   25.623720][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.623928][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.624095][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.624269][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.624465][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.624643][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.624812][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.626334][   T69] ---[ end trace 0000000000000000 ]---
| [   25.627549][   T69] ------------[ cut here ]------------
| [   25.627716][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [   25.629082][   T69] Tainted: [W]=WARN
[   25.629316][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.629609][   T69] Workqueue: netns cleanup_net
[   25.629804][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.630020][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.630503][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[   25.630697][   T69] RAX: 00000000ffffffa6 RBX: ff11000009ef3c40 RCX: 1ff4000000094ed5
[   25.630936][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ef3cf8
[   25.631165][   T69] RBP: ff11000013a21000 R08: 1fe22000013de7a0 R09: ff110000083051d0
[   25.631390][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   25.631614][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.631856][   T69] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   25.632111][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.632315][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000010549006 CR4: 0000000000771ef0
[   25.632540][   T69] PKRU: 55555554
[   25.632681][   T69] Call Trace:
[   25.632820][   T69]  <TASK>
[   25.632942][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.633153][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.633350][   T69]  ? 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)
[   25.633523][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.633691][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.633907][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.634085][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.634263][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.634435][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.634605][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.634770][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.634978][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.635156][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.635326][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.635495][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.635660][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.635842][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.636014][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.636187][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.636357][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.636526][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.636704][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.636887][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.637059][   T69]  kthread (kernel/kthread.c:436)
[   25.637205][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.637405][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.637576][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.637743][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.637956][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.638125][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.638300][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.641140][   T69] ns2eth1 (unregistering): left promiscuous mode
| [   25.641484][   T69] ------------[ cut here ]------------
| [   25.641652][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [   25.642597][   T69] Tainted: [W]=WARN
[   25.642785][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.643042][   T69] Workqueue: netns cleanup_net
[   25.643290][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.643574][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.644108][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[   25.644393][   T69] RAX: 00000000ffffffa6 RBX: ff11000009ef3540 RCX: 1ff4000000094ed5
[   25.644664][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ef35f8
[   25.644986][   T69] RBP: ff11000008479000 R08: 1fe22000013de6c0 R09: ff110000083051d0
[   25.645291][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   25.645595][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.645892][   T69] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   25.646199][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.646441][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000010549006 CR4: 0000000000771ef0
[   25.646716][   T69] PKRU: 55555554
[   25.646921][   T69] Call Trace:
[   25.647103][   T69]  <TASK>
[   25.647265][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.647510][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.647752][   T69]  ? 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)
[   25.648005][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.648233][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.648486][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.648703][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.648940][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.649166][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.649387][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.649606][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.649849][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.650071][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.650296][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.650517][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.650733][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.651036][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.651325][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.651608][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.651892][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.652170][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.652436][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.652702][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.652992][   T69]  kthread (kernel/kthread.c:436)
[   25.653223][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.653521][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.653792][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.654023][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.654281][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.654501][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.654722][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.656607][   T69] ---[ end trace 0000000000000000 ]---
| [   25.659395][   T69] ------------[ cut here ]------------
| [   25.659572][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [   25.660250][   T69] Tainted: [W]=WARN
[   25.660389][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.660588][   T69] Workqueue: netns cleanup_net
[   25.660764][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.661084][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.661623][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[   25.661886][   T69] RAX: 00000000ffffffa6 RBX: ff11000009ef2900 RCX: 1ff4000000094ed5
[   25.662180][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ef29b8
[   25.662456][   T69] RBP: ff11000008019000 R08: 1fe22000013de538 R09: ff110000083051d0
[   25.662732][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   25.663022][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.663314][   T69] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   25.663625][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.663886][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000010549006 CR4: 0000000000771ef0
[   25.664204][   T69] PKRU: 55555554
[   25.664391][   T69] Call Trace:
[   25.664572][   T69]  <TASK>
[   25.664726][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.664984][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.665232][   T69]  ? 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)
[   25.665446][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.665661][   T69]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.665920][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.666145][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.666358][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.666577][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.666791][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.667031][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.667259][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.667475][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.667689][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.667920][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.668149][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.668364][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.668583][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.668798][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.669031][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.669255][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.669472][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.669689][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.669922][   T69]  kthread (kernel/kthread.c:436)
[   25.670109][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.670334][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.670504][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.670675][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.670888][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.671058][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.671240][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.709622][   T69] ns3eth3: left promiscuous mode
| [   25.709919][   T69] ------------[ cut here ]------------
| [   25.710097][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [   25.710767][   T69] Tainted: [W]=WARN
[   25.710929][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.711151][   T69] Workqueue: netns cleanup_net
[   25.711341][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.711571][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.712120][   T69] RSP: 0018:ffa00000004a77b0 EFLAGS: 00010286
[   25.712350][   T69] RAX: 00000000ffffffa6 RBX: ff1100000c03e200 RCX: 1ff4000000094ebc
[   25.712596][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c03e2b8
[   25.712857][   T69] RBP: ff11000002561000 R08: 1fe2200001807c58 R09: ff110000083051d0
[   25.713106][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   25.713359][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.713612][   T69] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   25.713906][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.714122][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000010549006 CR4: 0000000000771ef0
[   25.714388][   T69] PKRU: 55555554
[   25.714536][   T69] Call Trace:
[   25.714683][   T69]  <TASK>
[   25.714799][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.714996][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.715154][   T69]  __dev_notify_flags (net/core/dev.c:9787)
[   25.715339][   T69]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   25.715523][   T69]  ? netdev_notice (net/core/dev.c:13008)
[   25.715703][   T69]  ? netif_change_name (net/core/dev.c:1495)
[   25.715904][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.716088][   T69]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   25.716281][   T69]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.716464][   T69]  __dev_set_promiscuity (net/core/dev.c:9630)
[   25.716645][   T69]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.716841][   T69]  netif_set_promiscuity (net/core/dev.c:9639)
[   25.717024][   T69]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   25.717217][   T69]  dev_set_promiscuity (net/core/dev_api.c:288)
[   25.717399][   T69]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   25.717552][   T69]  ? net_generic (./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48)
[   25.717766][   T69]  br_dev_delete (net/bridge/br_if.c:386)
[   25.717962][   T69]  br_net_exit_rtnl (net/bridge/br.c:414)
[   25.718153][   T69]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   25.718341][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.718523][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.718711][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.718909][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.719090][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.719283][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.719467][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.719652][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.719852][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.720038][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.720233][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.720420][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.720605][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.720791][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.720985][   T69]  kthread (kernel/kthread.c:436)
[   25.721144][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.721365][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.721547][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.721730][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.721961][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.722151][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.722335][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.724261][   T69] ns3br1: port 3(ns3eth3) entered disabled state
| [   25.725482][   T69] ------------[ cut here ]------------
| [   25.725661][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [   25.726462][   T69] Tainted: [W]=WARN
[   25.726610][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.726836][   T69] Workqueue: netns cleanup_net
[   25.727025][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.727266][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.727786][   T69] RSP: 0018:ffa00000004a77d0 EFLAGS: 00010286
[   25.728009][   T69] RAX: 00000000ffffffa6 RBX: ff11000015c323c0 RCX: 1ff4000000094ec0
[   25.728262][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c32478
[   25.728504][   T69] RBP: ff11000002561000 R08: 1fe2200002b86490 R09: ff110000083051d0
[   25.728746][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   25.729033][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   25.729287][   T69] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   25.729567][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.729778][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000010549006 CR4: 0000000000771ef0
[   25.730036][   T69] PKRU: 55555554
[   25.730185][   T69] Call Trace:
[   25.730331][   T69]  <TASK>
[   25.730449][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.730629][   T69]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   25.730812][   T69]  notifier_call_chain (kernel/notifier.c:85)
[   25.731016][   T69]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   25.731207][   T69]  ? debug_check_no_locks_freed (kernel/locking/lockdep.c:6685 kernel/locking/lockdep.c:6728)
[   25.731419][   T69]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   25.731633][   T69]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   25.731816][   T69]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   25.732009][   T69]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.732197][   T69]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   25.732379][   T69]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   25.732592][   T69]  ? nbp_backup_change (net/bridge/br_if.c:185 (discriminator 1))
[   25.732773][   T69]  ? br_manage_promisc (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_if.c:105 net/bridge/br_if.c:157)
[   25.732967][   T69]  del_nbp (net/bridge/br_if.c:363)
[   25.733116][   T69]  br_dev_delete (net/bridge/br_if.c:386)
[   25.733309][   T69]  br_net_exit_rtnl (net/bridge/br.c:414)
[   25.733489][   T69]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   25.733700][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.733892][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.734087][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.734303][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.734482][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.734668][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.734859][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.735042][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.735233][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.735416][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.735599][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.735782][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.735973][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.736163][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.736344][   T69]  kthread (kernel/kthread.c:436)
[   25.736491][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.736704][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.736899][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.737080][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.737303][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.737492][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.737673][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.740107][   T69] ns3eth2: left promiscuous mode
| [   25.740350][   T69] ------------[ cut here ]------------
| [   25.740526][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [   25.741861][   T69] Tainted: [W]=WARN
[   25.742061][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.742338][   T69] Workqueue: netns cleanup_net
[   25.742580][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.742872][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.743461][   T69] RSP: 0018:ffa00000004a77b0 EFLAGS: 00010286
[   25.743757][   T69] RAX: 00000000ffffffa6 RBX: ff1100000c03a3c0 RCX: 1ff4000000094ebc
[   25.744070][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c03a478
[   25.744376][   T69] RBP: ff11000013d81000 R08: 1fe2200001807490 R09: ff110000083051d0
[   25.744679][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   25.744994][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.745304][   T69] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   25.745643][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.745926][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000010549006 CR4: 0000000000771ef0
[   25.746236][   T69] PKRU: 55555554
[   25.746434][   T69] Call Trace:
[   25.746635][   T69]  <TASK>
[   25.746804][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.747054][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.747271][   T69]  __dev_notify_flags (net/core/dev.c:9787)
[   25.747507][   T69]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   25.747744][   T69]  ? netdev_notice (net/core/dev.c:13008)
[   25.747996][   T69]  ? netif_change_name (net/core/dev.c:1495)
[   25.748238][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.748473][   T69]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   25.748707][   T69]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.748906][   T69]  __dev_set_promiscuity (net/core/dev.c:9630)
[   25.749091][   T69]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.749285][   T69]  netif_set_promiscuity (net/core/dev.c:9639)
[   25.749469][   T69]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   25.749653][   T69]  dev_set_promiscuity (net/core/dev_api.c:288)
[   25.749850][   T69]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   25.750003][   T69]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   25.750210][   T69]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.750430][   T69]  br_dev_delete (net/bridge/br_if.c:386)
[   25.750615][   T69]  br_net_exit_rtnl (net/bridge/br.c:414)
[   25.750801][   T69]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   25.750999][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.751185][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.751374][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.751558][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.751739][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.751939][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.752122][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.752317][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.752506][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.752689][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.752892][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.753077][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.753268][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.753451][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.753633][   T69]  kthread (kernel/kthread.c:436)
[   25.753783][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.754011][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.754209][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.754395][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.754611][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.754795][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.754992][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.756943][   T69] ns3br1: port 2(ns3eth2) entered disabled state
| [   25.757790][   T69] ------------[ cut here ]------------
| [   25.757985][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [   25.758730][   T69] Tainted: [W]=WARN
[   25.759599][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.759891][   T69] Workqueue: netns cleanup_net
[   25.760127][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.760410][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.760998][   T69] RSP: 0018:ffa00000004a77d0 EFLAGS: 00010286
[   25.761268][   T69] RAX: 00000000ffffffa6 RBX: ff1100001467da80 RCX: 1ff4000000094ec0
[   25.761561][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001467db38
[   25.761867][   T69] RBP: ff11000013d81000 R08: 1fe22000028cfb68 R09: ff110000083051d0
[   25.762172][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   25.762465][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   25.762760][   T69] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   25.763098][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.763372][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000010549006 CR4: 0000000000771ef0
[   25.763668][   T69] PKRU: 55555554
[   25.763877][   T69] Call Trace:
[   25.764074][   T69]  <TASK>
[   25.764251][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.764485][   T69]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   25.764716][   T69]  notifier_call_chain (kernel/notifier.c:85)
[   25.764965][   T69]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   25.765201][   T69]  ? debug_check_no_locks_freed (kernel/locking/lockdep.c:6685 kernel/locking/lockdep.c:6728)
[   25.765469][   T69]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   25.765751][   T69]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   25.766163][   T69]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   25.766399][   T69]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.766577][   T69]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   25.766762][   T69]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   25.767069][   T69]  ? nbp_backup_change (net/bridge/br_if.c:185 (discriminator 1))
[   25.767256][   T69]  ? br_manage_promisc (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_if.c:105 net/bridge/br_if.c:157)
[   25.767435][   T69]  del_nbp (net/bridge/br_if.c:363)
[   25.767668][   T69]  br_dev_delete (net/bridge/br_if.c:386)
[   25.767858][   T69]  br_net_exit_rtnl (net/bridge/br.c:414)
[   25.768048][   T69]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   25.768241][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.768419][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.768602][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.768815][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.769003][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.769192][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.769375][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.769559][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.769744][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.769939][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.770123][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.770313][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.770495][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.770676][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.770869][   T69]  kthread (kernel/kthread.c:436)
[   25.771021][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.771245][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.771425][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.771608][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.771837][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.772101][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.772375][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.774954][   T69] ns3eth1: left promiscuous mode
| [   25.775201][   T69] ------------[ cut here ]------------
| [   25.775406][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [   25.776734][   T69] Tainted: [W]=WARN
[   25.776953][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.777236][   T69] Workqueue: netns cleanup_net
[   25.777479][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.777756][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.778358][   T69] RSP: 0018:ffa00000004a77b0 EFLAGS: 00010286
[   25.778625][   T69] RAX: 00000000ffffffa6 RBX: ff1100001467d700 RCX: 1ff4000000094ebc
[   25.778937][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001467d7b8
[   25.779238][   T69] RBP: ff11000015ee1000 R08: 1fe22000028cfaf8 R09: ff110000083051d0
[   25.779541][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   25.779856][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.780164][   T69] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   25.780502][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.780773][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000010549006 CR4: 0000000000771ef0
[   25.781093][   T69] PKRU: 55555554
[   25.781302][   T69] Call Trace:
[   25.781503][   T69]  <TASK>
[   25.781674][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.781923][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.782125][   T69]  __dev_notify_flags (net/core/dev.c:9787)
[   25.782377][   T69]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   25.782615][   T69]  ? netdev_notice (net/core/dev.c:13008)
[   25.782864][   T69]  ? netif_change_name (net/core/dev.c:1495)
[   25.783101][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.783341][   T69]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   25.783578][   T69]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.783816][   T69]  __dev_set_promiscuity (net/core/dev.c:9630)
[   25.784177][   T69]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.784377][   T69]  netif_set_promiscuity (net/core/dev.c:9639)
[   25.784557][   T69]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   25.784741][   T69]  dev_set_promiscuity (net/core/dev_api.c:288)
[   25.784943][   T69]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   25.785094][   T69]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   25.785284][   T69]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.785497][   T69]  br_dev_delete (net/bridge/br_if.c:386)
[   25.785679][   T69]  br_net_exit_rtnl (net/bridge/br.c:414)
[   25.785874][   T69]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   25.786053][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.786238][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.786419][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.786601][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.786777][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.786971][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.787160][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.787341][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.787524][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.787702][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.787898][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.788078][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.788264][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.788447][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.788625][   T69]  kthread (kernel/kthread.c:436)
[   25.788772][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.788995][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.789183][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.789364][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.789574][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.789755][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.789945][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.791751][   T69] ns3br1: port 1(ns3eth1) entered disabled state
| [   25.792745][   T69] ------------[ cut here ]------------
| [   25.793067][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [   25.793889][   T69] Tainted: [W]=WARN
[   25.794084][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.794359][   T69] Workqueue: netns cleanup_net
[   25.794594][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.794877][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.795428][   T69] RSP: 0018:ffa00000004a77d0 EFLAGS: 00010286
[   25.795691][   T69] RAX: 00000000ffffffa6 RBX: ff1100001467c900 RCX: 1ff4000000094ec0
[   25.795999][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001467c9b8
[   25.796297][   T69] RBP: ff11000015ee1000 R08: 1fe22000028cf938 R09: ff110000083051d0
[   25.796589][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   25.796895][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   25.797194][   T69] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   25.797518][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.797779][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000010549006 CR4: 0000000000771ef0
[   25.798083][   T69] PKRU: 55555554
[   25.798289][   T69] Call Trace:
[   25.798513][   T69]  <TASK>
[   25.798678][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.798923][   T69]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   25.799162][   T69]  notifier_call_chain (kernel/notifier.c:85)
[   25.799391][   T69]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   25.799618][   T69]  ? debug_check_no_locks_freed (kernel/locking/lockdep.c:6685 kernel/locking/lockdep.c:6728)
[   25.799893][   T69]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   25.800167][   T69]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   25.800396][   T69]  ? fdb_delete_local (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br_fdb.c:365)
[   25.800627][   T69]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.800870][   T69]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   25.801097][   T69]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   25.801365][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.801597][   T69]  ? nbp_backup_change (net/bridge/br_if.c:185 (discriminator 1))
[   25.801921][   T69]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   25.802214][   T69]  del_nbp (net/bridge/br_if.c:363)
[   25.802463][   T69]  br_dev_delete (net/bridge/br_if.c:386)
[   25.802746][   T69]  br_net_exit_rtnl (net/bridge/br.c:414)
[   25.802948][   T69]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   25.803132][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.803317][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.803496][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.803680][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.803872][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.804052][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.804237][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.804417][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.804598][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.804776][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.804973][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.805159][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.805338][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.805516][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.805694][   T69]  kthread (kernel/kthread.c:436)
[   25.805852][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.806061][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.806248][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.806431][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.806640][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.806818][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.807010][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.808632][   T69] ---[ end trace 0000000000000000 ]---
| [   25.817188][   T69] ------------[ cut here ]------------
| [   25.817326][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/69
| [   25.818657][   T69] Tainted: [W]=WARN
[   25.818753][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.818915][   T69] Workqueue: netns cleanup_net
[   25.819044][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.819216][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.819651][   T69] RSP: 0018:ffa00000004a7808 EFLAGS: 00010286
[   25.819806][   T69] RAX: 00000000ffffffa6 RBX: ff1100000c0f6900 RCX: 1ff4000000094ec7
[   25.820006][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c0f69b8
[   25.820197][   T69] RBP: ff1100000ae22000 R08: 1fe220000181ed38 R09: ff110000083051d0
[   25.820379][   T69] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   25.820563][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004a78a0
[   25.820752][   T69] FS:  0000000000000000(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   25.820976][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.821131][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000004d91003 CR4: 0000000000771ef0
[   25.821321][   T69] PKRU: 55555554
[   25.821414][   T69] Call Trace:
[   25.821508][   T69]  <TASK>
[   25.821574][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.821708][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.821803][   T69]  netif_close_many (net/core/dev.c:1804)
[   25.821930][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[   25.822053][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   25.822210][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   25.822363][   T69]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.822520][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.822672][   T69]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   25.822795][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   25.822936][   T69]  ? 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)
[   25.823060][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.823188][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   25.823312][   T69]  ? 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)
[   25.823438][   T69]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   25.823561][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.823683][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.823808][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.823937][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.824060][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.824191][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.824315][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.824441][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.824566][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.824691][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.824820][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.824955][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.825086][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.825214][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.825337][   T69]  kthread (kernel/kthread.c:436)
[   25.825428][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.825583][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.825709][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.825840][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.825997][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.826124][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.826253][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.827453][   T69] ---[ end trace 0000000000000000 ]---
| [   25.829019][   T69] ------------[ cut here ]------------
| [   25.829146][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/69
| [   25.829641][   T69] Tainted: [W]=WARN
[   25.829729][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.829894][   T69] Workqueue: netns cleanup_net
[   25.830018][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.830177][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.830592][   T69] RSP: 0018:ffa00000004a7938 EFLAGS: 00010286
[   25.830742][   T69] RAX: 00000000ffffffa6 RBX: ff1100001456ec80 RCX: 1ff4000000094eed
[   25.830924][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001456ed38
[   25.831101][   T69] RBP: ff11000013c59000 R08: 1fe22000028adda8 R09: ff110000083051d0
[   25.831286][   T69] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   25.831466][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.831644][   T69] FS:  0000000000000000(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   25.831856][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.832005][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000010549005 CR4: 0000000000771ef0
[   25.832188][   T69] PKRU: 55555554
[   25.832277][   T69] Call Trace:
[   25.832365][   T69]  <TASK>
[   25.832426][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.832576][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.832726][   T69]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   25.832850][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   25.832970][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.833089][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   25.833214][   T69]  ? 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)
[   25.833335][   T69]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   25.833454][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.833572][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.833692][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.833813][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.833936][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.834058][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.834178][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.834298][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.834420][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.834537][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.834660][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.834779][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.834903][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.835025][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.835150][   T69]  kthread (kernel/kthread.c:436)
[   25.835240][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.835387][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.835504][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.835623][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.835770][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.835895][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.836012][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.837128][   T69] ---[ end trace 0000000000000000 ]---
| [   25.838445][   T69] ------------[ cut here ]------------
| [   25.838566][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/69
| [   25.839067][   T69] Tainted: [W]=WARN
[   25.839163][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.839313][   T69] Workqueue: netns cleanup_net
[   25.839441][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.839594][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.840016][   T69] RSP: 0018:ffa00000004a7938 EFLAGS: 00010286
[   25.840169][   T69] RAX: 00000000ffffffa6 RBX: ff110000095dfa80 RCX: 1ff4000000094eed
[   25.840346][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000095dfb38
[   25.840520][   T69] RBP: ff1100000ae22000 R08: 1fe22000012bbf68 R09: ff110000083051d0
[   25.840696][   T69] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   25.840878][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.841057][   T69] FS:  0000000000000000(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   25.841265][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.841412][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000010549005 CR4: 0000000000771ef0
[   25.841588][   T69] PKRU: 55555554
[   25.841675][   T69] Call Trace:
[   25.841766][   T69]  <TASK>
[   25.841833][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.841988][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.842133][   T69]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   25.842259][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   25.842382][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.842503][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   25.842620][   T69]  ? 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)
[   25.842740][   T69]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   25.842865][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.842982][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.843102][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.843227][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.843348][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.843467][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.843585][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.843704][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.843831][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.843950][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.844070][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.844195][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.844312][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.844430][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.844550][   T69]  kthread (kernel/kthread.c:436)
[   25.844639][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.844787][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.844911][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.845031][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.845189][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.845309][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.845428][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.846556][   T69] ---[ end trace 0000000000000000 ]---
| [   25.847912][   T69] ------------[ cut here ]------------
| [   25.848029][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/69
| [   25.848534][   T69] Tainted: [W]=WARN
[   25.848627][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.848773][   T69] Workqueue: netns cleanup_net
[   25.848999][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.849161][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.849587][   T69] RSP: 0018:ffa00000004a7938 EFLAGS: 00010286
[   25.849736][   T69] RAX: 00000000ffffffa6 RBX: ff110000095df380 RCX: 1ff4000000094eed
[   25.849968][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000095df438
[   25.850147][   T69] RBP: ff110000087b1000 R08: 1fe22000012bbe88 R09: ff110000083051d0
[   25.850322][   T69] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   25.850501][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.850684][   T69] FS:  0000000000000000(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   25.850938][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.851089][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000010549005 CR4: 0000000000771ef0
[   25.851272][   T69] PKRU: 55555554
[   25.851359][   T69] Call Trace:
[   25.851448][   T69]  <TASK>
[   25.851508][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.851660][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.851805][   T69]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   25.851970][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   25.852089][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.852210][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   25.852329][   T69]  ? 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)
[   25.852448][   T69]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   25.852570][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.852686][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.852807][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.852972][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.853091][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.853215][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.853333][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.853453][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.853577][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.853694][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.853816][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.853984][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.854101][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.854225][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.854343][   T69]  kthread (kernel/kthread.c:436)
[   25.854434][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.854580][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.854699][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.854817][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.855013][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.855132][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.855259][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.871269][   T69] ns2eth3: left promiscuous mode
| [   25.871499][   T69] ------------[ cut here ]------------
| [   25.871636][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/69
| [   25.872233][   T69] Tainted: [W]=WARN
[   25.872336][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.872505][   T69] Workqueue: netns cleanup_net
[   25.872648][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.872831][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.873320][   T69] RSP: 0018:ffa00000004a7740 EFLAGS: 00010286
[   25.873499][   T69] RAX: 00000000ffffffa6 RBX: ff110000095de200 RCX: 1ff4000000094eae
[   25.873704][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000095de2b8
[   25.873918][   T69] RBP: ff11000015edc000 R08: 1fe22000012bbc58 R09: ff110000083051d0
[   25.874122][   T69] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   25.874332][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008f1e050
[   25.874538][   T69] FS:  0000000000000000(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[   25.874784][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.874960][   T69] CR2: 00007f0b0b7f8680 CR3: 0000000010549003 CR4: 0000000000771ef0
[   25.875171][   T69] PKRU: 55555554
[   25.875274][   T69] Call Trace:
[   25.875375][   T69]  <TASK>
[   25.875446][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.875585][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.875690][   T69]  __dev_notify_flags (net/core/dev.c:9787)
[   25.875834][   T69]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   25.875972][   T69]  ? netdev_notice (net/core/dev.c:13008)
[   25.876109][   T69]  ? netif_change_name (net/core/dev.c:1495)
[   25.876250][   T69]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:980)
[   25.876420][   T69]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   25.876558][   T69]  ? synchronize_rcu_normal (kernel/rcu/tree.c:3309)
[   25.876699][   T69]  __dev_set_promiscuity (net/core/dev.c:9630)
[   25.876842][   T69]  ? sync_rcu_exp_select_cpus (./include/linux/list.h:46 (discriminator 2))
[   25.876978][   T69]  netif_set_promiscuity (net/core/dev.c:9639)
[   25.877115][   T69]  dev_set_promiscuity (net/core/dev_api.c:288)
[   25.877258][   T69]  hsr_del_port (net/hsr/hsr_slave.c:244)
[   25.877396][   T69]  hsr_del_ports (net/hsr/hsr_device.c:479)
[   25.877535][   T69]  hsr_dellink (net/hsr/hsr_netlink.c:147)
[   25.877637][   T69]  default_device_exit_batch (net/core/dev.c:13084)
[   25.877776][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.877943][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.878084][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.878229][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.878367][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.878507][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.878644][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.878778][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.878922][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.879057][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.879202][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.879342][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.879481][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.879622][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.879761][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.879906][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.880046][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.880188][   T69]  kthread (kernel/kthread.c:436)
[   25.880290][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.880459][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.880596][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.880734][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.880909][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.881047][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.881186][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.882477][   T69] ---[ end trace 0000000000000000 ]---
| [   25.882749][   T69] ------------[ cut here ]------------
| [   25.882885][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/69
| [   25.883446][   T69] Tainted: [W]=WARN
[   25.883546][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.883712][   T69] Workqueue: netns cleanup_net
[   25.883856][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.884027][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.884500][   T69] RSP: 0018:ffa00000004a7760 EFLAGS: 00010286
[   25.884665][   T69] RAX: 00000000ffffffa6 RBX: ff110000095de900 RCX: 1ff4000000094eb2
[   25.885388][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000095de9b8
[   25.885589][   T69] RBP: ff11000015edc000 R08: 1fe22000012bbd38 R09: ff110000083051d0
[   25.885786][   T69] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   25.886038][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   25.886239][   T69] FS:  0000000000000000(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[   25.886466][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.886632][   T69] CR2: 00007f0b0b7f8680 CR3: 0000000010549003 CR4: 0000000000771ef0
[   25.886884][   T69] PKRU: 55555554
[   25.887034][   T69] Call Trace:
[   25.887132][   T69]  <TASK>
[   25.887208][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.887342][   T69]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   25.887474][   T69]  notifier_call_chain (kernel/notifier.c:85)
[   25.887609][   T69]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   25.887745][   T69]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   25.887967][   T69]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.888102][   T69]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   25.888239][   T69]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   25.888404][   T69]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   25.888537][   T69]  ? dev_set_promiscuity (net/core/dev_api.c:289)
[   25.888669][   T69]  hsr_del_port (net/hsr/hsr_slave.c:245)
[   25.888803][   T69]  hsr_del_ports (net/hsr/hsr_device.c:479)
[   25.888986][   T69]  hsr_dellink (net/hsr/hsr_netlink.c:147)
[   25.889087][   T69]  default_device_exit_batch (net/core/dev.c:13084)
[   25.889225][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.889357][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.889491][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.889624][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.889758][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.889945][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.890077][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.890214][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.890348][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.890479][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.890612][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.890748][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.890946][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.891082][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.891221][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.891354][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.891487][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.891619][   T69]  kthread (kernel/kthread.c:436)
[   25.891718][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.891888][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.892021][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.892169][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.892333][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.892466][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.892598][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.893977][   T69] ---[ end trace 0000000000000000 ]---
| [   25.903207][   T69] ------------[ cut here ]------------
| [   25.903359][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/69
| [   25.904034][   T69] Tainted: [W]=WARN
[   25.904151][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.904313][   T69] Workqueue: netns cleanup_net
[   25.904448][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.904612][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.905125][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[   25.905305][   T69] RAX: 00000000ffffffa6 RBX: ff110000095deac0 RCX: 1ff4000000094eaf
[   25.905491][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000095deb78
[   25.905679][   T69] RBP: ff11000002561000 R08: 1fe22000012bbd70 R09: ff110000083051d0
[   25.905868][   T69] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   25.906056][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013cf1000
[   25.906246][   T69] FS:  0000000000000000(0000) GS:ff110000a0330000(0000) knlGS:0000000000000000
[   25.906465][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.906625][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000013c3a004 CR4: 0000000000771ef0
[   25.906812][   T69] PKRU: 55555554
[   25.906919][   T69] Call Trace:
[   25.907013][   T69]  <TASK>
[   25.907078][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.907212][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.907308][   T69]  netif_close_many (net/core/dev.c:1804)
[   25.907437][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[   25.907564][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   25.907721][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   25.907886][   T69]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.908011][   T69]  ? 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)
[   25.908141][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.908302][   T69]  ? 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)
[   25.908428][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.908556][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.908684][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.908811][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.908947][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.909080][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.909209][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.909340][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.909467][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.909593][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.909720][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.909852][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.909980][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.910109][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.910240][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.910369][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.910496][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.910622][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.910747][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.910881][   T69]  kthread (kernel/kthread.c:436)
[   25.910975][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.911131][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.911266][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.911393][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.911551][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.911677][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.911803][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.913009][   T69] ---[ end trace 0000000000000000 ]---
| [   25.914454][   T69] ------------[ cut here ]------------
| [   25.914647][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/69
| [   25.915206][   T69] Tainted: [W]=WARN
[   25.915301][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.915458][   T69] Workqueue: netns cleanup_net
[   25.915589][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.915753][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.916213][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[   25.916372][   T69] RAX: 00000000ffffffa6 RBX: ff11000009ed8e40 RCX: 1ff4000000094eaf
[   25.916562][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ed8ef8
[   25.916750][   T69] RBP: ff11000013cf1000 R08: 1fe22000013db1e0 R09: ff110000083051d0
[   25.916947][   T69] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   25.917141][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013d81000
[   25.917331][   T69] FS:  0000000000000000(0000) GS:ff110000a0330000(0000) knlGS:0000000000000000
[   25.917552][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.917713][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000013c3a004 CR4: 0000000000771ef0
[   25.917908][   T69] PKRU: 55555554
[   25.918003][   T69] Call Trace:
[   25.918097][   T69]  <TASK>
[   25.918167][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.918294][   T69]  ? notifier_call_chain (kernel/notifier.c:85)
[   25.918420][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.918518][   T69]  netif_close_many (net/core/dev.c:1804)
[   25.918646][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[   25.918772][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   25.918932][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   25.919090][   T69]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.919223][   T69]  ? 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)
[   25.919350][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.919506][   T69]  ? 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)
[   25.919632][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.919762][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.919896][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.920023][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.920156][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.920284][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.920410][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.920540][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.920666][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.920792][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.920925][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.921052][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.921183][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.921312][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.921441][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.921571][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.921699][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.921831][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.921960][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.922087][   T69]  kthread (kernel/kthread.c:436)
[   25.922188][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.922344][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.922473][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.922599][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.922757][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.922891][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.923019][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.924232][   T69] ---[ end trace 0000000000000000 ]---
| [   25.926747][   T69] ------------[ cut here ]------------
| [   25.926900][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/69
| [   25.927452][   T69] Tainted: [W]=WARN
[   25.927548][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.927709][   T69] Workqueue: netns cleanup_net
[   25.927850][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.928017][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.928568][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[   25.928743][   T69] RAX: 00000000ffffffa6 RBX: ff110000028af380 RCX: 1ff4000000094eaf
[   25.928995][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000028af438
[   25.929219][   T69] RBP: ff11000013d81000 R08: 1fe2200000515e88 R09: ff110000083051d0
[   25.929407][   T69] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   25.929590][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013a24000
[   25.929775][   T69] FS:  0000000000000000(0000) GS:ff110000a0330000(0000) knlGS:0000000000000000
[   25.930051][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.930215][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000013c3a004 CR4: 0000000000771ef0
[   25.930399][   T69] PKRU: 55555554
[   25.930492][   T69] Call Trace:
[   25.930583][   T69]  <TASK>
[   25.930648][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.930773][   T69]  ? notifier_call_chain (kernel/notifier.c:85)
[   25.930949][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.931045][   T69]  netif_close_many (net/core/dev.c:1804)
[   25.931186][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[   25.931315][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   25.931474][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   25.931634][   T69]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.931762][   T69]  ? 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)
[   25.931939][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.932098][   T69]  ? 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)
[   25.932231][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.932363][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.932493][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.932620][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.932749][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.932929][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.933057][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.933194][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.933322][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.933450][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.933578][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.933705][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.933909][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.934040][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.934173][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.934304][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.934433][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.934586][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.934713][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.934889][   T69]  kthread (kernel/kthread.c:436)
[   25.934986][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.935149][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.935277][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.935405][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.935563][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.935694][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.935822][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.937141][   T69] ---[ end trace 0000000000000000 ]---
| [   25.945230][   T69] ------------[ cut here ]------------
| [   25.945368][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/69
| [   25.945953][   T69] Tainted: [W]=WARN
[   25.946048][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.946208][   T69] Workqueue: netns cleanup_net
[   25.946336][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.946501][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.946949][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[   25.947111][   T69] RAX: 00000000ffffffa6 RBX: ff110000028ae900 RCX: 1ff4000000094eaf
[   25.947300][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000028ae9b8
[   25.947486][   T69] RBP: ff11000013a24000 R08: 1fe2200000515d38 R09: ff110000083051d0
[   25.947673][   T69] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   25.947867][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ee1000
[   25.948054][   T69] FS:  0000000000000000(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   25.948278][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.948436][   T69] CR2: 000055c9924652b8 CR3: 0000000013a36002 CR4: 0000000000771ef0
[   25.948623][   T69] PKRU: 55555554
[   25.948716][   T69] Call Trace:
[   25.948810][   T69]  <TASK>
[   25.948886][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.949014][   T69]  ? notifier_call_chain (kernel/notifier.c:85)
[   25.949151][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.949246][   T69]  netif_close_many (net/core/dev.c:1804)
[   25.949372][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[   25.949499][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   25.949656][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   25.949812][   T69]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.949942][   T69]  ? 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)
[   25.950065][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.950226][   T69]  ? 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)
[   25.950354][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.950484][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.950610][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.950737][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.950870][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.950997][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.951120][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.951254][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.951382][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.951508][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.951633][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.951757][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.951890][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.952018][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.952150][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.952279][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.952404][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.952529][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.952654][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.952777][   T69]  kthread (kernel/kthread.c:436)
[   25.952939][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.953096][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.953232][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.953362][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.953518][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.953643][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.953768][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.955033][   T69] ---[ end trace 0000000000000000 ]---
| [   25.956022][   T69] ------------[ cut here ]------------
| [   25.956149][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/69
| [   25.956675][   T69] Tainted: [W]=WARN
[   25.956769][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.956935][   T69] Workqueue: netns cleanup_net
[   25.957064][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.957230][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.957680][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[   25.957841][   T69] RAX: 00000000ffffffa6 RBX: ff1100001470d1c0 RCX: 1ff4000000094eaf
[   25.958029][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001470d278
[   25.958223][   T69] RBP: ff11000015ee1000 R08: 1fe22000028e1a50 R09: ff110000083051d0
[   25.958408][   T69] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   25.958595][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009fb9000
[   25.958781][   T69] FS:  0000000000000000(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   25.959005][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.959178][   T69] CR2: 000055c9924652b8 CR3: 0000000013a36002 CR4: 0000000000771ef0
[   25.959374][   T69] PKRU: 55555554
[   25.959469][   T69] Call Trace:
[   25.959562][   T69]  <TASK>
[   25.959627][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.959808][   T69]  ? notifier_call_chain (kernel/notifier.c:85)
[   25.960000][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.960146][   T69]  netif_close_many (net/core/dev.c:1804)
[   25.960347][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[   25.960538][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   25.960736][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   25.960909][   T69]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.961038][   T69]  ? 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)
[   25.961173][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.961333][   T69]  ? 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)
[   25.961461][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.961593][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.961721][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.961856][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.961988][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.962134][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.962320][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.962511][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.962700][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.962897][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.963096][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.963290][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.963445][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.963578][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.963707][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.963848][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.963978][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.964108][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.964246][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.964376][   T69]  kthread (kernel/kthread.c:436)
[   25.964474][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.964634][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.964762][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.964896][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.965059][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.965194][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.965326][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.966585][   T69] ---[ end trace 0000000000000000 ]---
| [   25.967393][   T69] ------------[ cut here ]------------
| [   25.967521][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/69
| [   25.968548][   T69] Tainted: [W]=WARN
[   25.968651][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.968808][   T69] Workqueue: netns cleanup_net
[   25.968995][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.969163][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.969606][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[   25.969763][   T69] RAX: 00000000ffffffa6 RBX: ff11000013fa5540 RCX: 1ff4000000094eaf
[   25.970012][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fa55f8
[   25.970257][   T69] RBP: ff11000009fb9000 R08: 1fe22000027f4ac0 R09: ff110000083051d0
[   25.970442][   T69] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   25.970628][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c15c000
[   25.970815][   T69] FS:  0000000000000000(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   25.971085][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.971248][   T69] CR2: 000055c9924652b8 CR3: 0000000013a36002 CR4: 0000000000771ef0
[   25.971433][   T69] PKRU: 55555554
[   25.971526][   T69] Call Trace:
[   25.971618][   T69]  <TASK>
[   25.971682][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.971808][   T69]  ? notifier_call_chain (kernel/notifier.c:85)
[   25.971987][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.972083][   T69]  netif_close_many (net/core/dev.c:1804)
[   25.972212][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[   25.972338][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   25.972493][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   25.972649][   T69]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.972772][   T69]  ? 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)
[   25.972949][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.973105][   T69]  ? 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)
[   25.973237][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.973367][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.973493][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.973617][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.973745][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.973923][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.974048][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.974181][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.974307][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.974434][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.974563][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.974688][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.974814][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.974994][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.975120][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.975258][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.975384][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.975507][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.975633][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.975757][   T69]  kthread (kernel/kthread.c:436)
[   25.975902][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.976057][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.976186][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.976312][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.976470][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.976601][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.976732][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.978033][   T69] ---[ end trace 0000000000000000 ]---
| [   25.978545][   T69] ------------[ cut here ]------------
| [   25.978682][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/69
| [   25.979267][   T69] Tainted: [W]=WARN
[   25.979365][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.979517][   T69] Workqueue: netns cleanup_net
[   25.979647][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.979807][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.980284][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[   25.980448][   T69] RAX: 00000000ffffffa6 RBX: ff11000013fa4040 RCX: 1ff4000000094eaf
[   25.980639][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000013fa40f8
[   25.980836][   T69] RBP: ff1100000c15c000 R08: 1fe22000027f4820 R09: ff110000083051d0
[   25.981026][   T69] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   25.981221][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015edc000
[   25.981412][   T69] FS:  0000000000000000(0000) GS:ff110000a0330000(0000) knlGS:0000000000000000
[   25.981635][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.981803][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000013c3a004 CR4: 0000000000771ef0
[   25.982060][   T69] PKRU: 55555554
[   25.982205][   T69] Call Trace:
[   25.982319][   T69]  <TASK>
[   25.982389][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.982517][   T69]  ? notifier_call_chain (kernel/notifier.c:85)
[   25.982643][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.982740][   T69]  netif_close_many (net/core/dev.c:1804)
[   25.982874][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[   25.983019][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   25.983258][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   25.983423][   T69]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.983548][   T69]  ? 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)
[   25.983676][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.983839][   T69]  ? 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)
[   25.983969][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.984165][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.984295][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.984435][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.984618][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.984803][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.985004][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.985199][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.985392][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.985563][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.985744][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.985960][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.986092][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.986232][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.986359][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.986489][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.986623][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.986751][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.986889][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.987015][   T69]  kthread (kernel/kthread.c:436)
[   25.987112][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.987274][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.987402][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.987532][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.987690][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.987829][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.987957][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.989216][   T69] ---[ end trace 0000000000000000 ]---
| [   25.990412][   T69] ------------[ cut here ]------------
| [   25.990583][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/69
| [   25.991145][   T69] Tainted: [W]=WARN
[   25.991298][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.991529][   T69] Workqueue: netns cleanup_net
[   25.991666][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.991839][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.992341][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[   25.992542][   T69] RAX: 00000000ffffffa6 RBX: ff11000004cd2900 RCX: 1ff4000000094eaf
[   25.992733][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004cd29b8
[   25.992930][   T69] RBP: ff11000015edc000 R08: 1fe220000099a538 R09: ff110000083051d0
[   25.993119][   T69] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   25.993392][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009e2c000
[   25.993597][   T69] FS:  0000000000000000(0000) GS:ff110000a0330000(0000) knlGS:0000000000000000
[   25.993820][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.993989][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000013c3a004 CR4: 0000000000771ef0
[   25.994226][   T69] PKRU: 55555554
[   25.994368][   T69] Call Trace:
[   25.994470][   T69]  <TASK>
[   25.994536][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.994665][   T69]  ? notifier_call_chain (kernel/notifier.c:85)
[   25.994793][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.994898][   T69]  netif_close_many (net/core/dev.c:1804)
[   25.995028][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[   25.995201][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   25.995405][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   25.995568][   T69]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.995695][   T69]  ? 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)
[   25.995831][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.995988][   T69]  ? 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)
[   25.996153][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.996330][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.996463][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.996592][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.996722][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.996859][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   25.996986][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.997180][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   25.997308][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.997437][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.997566][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.997694][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.997822][   T69]  process_one_work (kernel/workqueue.c:3314)
[   25.997962][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.998091][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.998227][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.998357][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.998485][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   25.998613][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.998739][   T69]  kthread (kernel/kthread.c:436)
[   25.998839][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.999002][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.999131][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.999263][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.999423][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.999551][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.999678][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.001215][   T69] ---[ end trace 0000000000000000 ]---
| [   26.001978][   T69] ------------[ cut here ]------------
| [   26.002105][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/69
| [   26.002650][   T69] Tainted: [W]=WARN
[   26.002746][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.003442][   T69] Workqueue: netns cleanup_net
[   26.003577][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.003742][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.004258][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[   26.004419][   T69] RAX: 00000000ffffffa6 RBX: ff11000004cd2e40 RCX: 1ff4000000094eaf
[   26.004608][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004cd2ef8
[   26.004798][   T69] RBP: ff11000009e2c000 R08: 1fe220000099a5e0 R09: ff110000083051d0
[   26.005041][   T69] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   26.005238][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004a77e0
[   26.005428][   T69] FS:  0000000000000000(0000) GS:ff110000a0330000(0000) knlGS:0000000000000000
[   26.005703][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.005916][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000013c3a004 CR4: 0000000000771ef0
[   26.006110][   T69] PKRU: 55555554
[   26.006209][   T69] Call Trace:
[   26.006304][   T69]  <TASK>
[   26.006369][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.006497][   T69]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.006624][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.006721][   T69]  netif_close_many (net/core/dev.c:1804)
[   26.006899][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[   26.007025][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   26.007190][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   26.007349][   T69]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   26.007475][   T69]  ? 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)
[   26.007603][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.007763][   T69]  ? 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)
[   26.007938][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.008070][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   26.008205][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   26.008334][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   26.008465][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   26.008594][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   26.008721][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.008902][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   26.009030][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.009163][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.009291][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.009417][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.009547][   T69]  process_one_work (kernel/workqueue.c:3314)
[   26.009677][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.009804][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.009982][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.010112][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.010243][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   26.010372][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.010499][   T69]  kthread (kernel/kthread.c:436)
[   26.010597][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.010756][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.010934][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.011062][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.011226][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.011354][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.011481][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.012731][   T69] ---[ end trace 0000000000000000 ]---
| [   26.014883][   T69] ------------[ cut here ]------------
| [   26.015015][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/69
| [   26.015537][   T69] Tainted: [W]=WARN
[   26.015627][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.015794][   T69] Workqueue: netns cleanup_net
[   26.015924][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.016081][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.016513][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[   26.016667][   T69] RAX: 00000000ffffffa6 RBX: ff1100000497c200 RCX: 1ff4000000094ed5
[   26.016852][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000497c2b8
[   26.017032][   T69] RBP: ff11000002561000 R08: 1fe220000092f858 R09: ff110000083051d0
[   26.017220][   T69] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   26.017403][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.017585][   T69] FS:  0000000000000000(0000) GS:ff110000a0330000(0000) knlGS:0000000000000000
[   26.017796][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.018408][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000013c3a004 CR4: 0000000000771ef0
[   26.018592][   T69] PKRU: 55555554
[   26.018682][   T69] Call Trace:
[   26.018772][   T69]  <TASK>
[   26.018881][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.019080][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.019236][   T69]  ? 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)
[   26.019357][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.019482][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   26.019604][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   26.019727][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   26.019897][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   26.020021][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   26.020146][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.020271][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   26.020393][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.020513][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.020638][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.020760][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.020929][   T69]  process_one_work (kernel/workqueue.c:3314)
[   26.021054][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.021180][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.021307][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.021431][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.021554][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   26.021677][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.021799][   T69]  kthread (kernel/kthread.c:436)
[   26.021937][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.022088][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.022214][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.022336][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.022490][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.022612][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.022733][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.023982][   T69] ---[ end trace 0000000000000000 ]---
| [   26.025521][   T69] ------------[ cut here ]------------
| [   26.025652][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/69
| [   26.026180][   T69] Tainted: [W]=WARN
[   26.026276][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.026428][   T69] Workqueue: netns cleanup_net
[   26.026553][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.026709][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.027148][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[   26.027304][   T69] RAX: 00000000ffffffa6 RBX: ff1100000497cac0 RCX: 1ff4000000094ed5
[   26.027484][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000497cb78
[   26.027665][   T69] RBP: ff11000013cf1000 R08: 1fe220000092f970 R09: ff110000083051d0
[   26.027854][   T69] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   26.028035][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.028225][   T69] FS:  0000000000000000(0000) GS:ff110000a0330000(0000) knlGS:0000000000000000
[   26.028437][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.028591][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000013c3a004 CR4: 0000000000771ef0
[   26.028779][   T69] PKRU: 55555554
[   26.028929][   T69] Call Trace:
[   26.029022][   T69]  <TASK>
[   26.029084][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.029243][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.029457][   T69]  ? 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)
[   26.029580][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.029707][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   26.029899][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   26.030021][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   26.030150][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   26.030276][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   26.030397][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.030521][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   26.030642][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.030763][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.030960][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.031082][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.031210][   T69]  process_one_work (kernel/workqueue.c:3314)
[   26.031335][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.031458][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.031583][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.031706][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.031927][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   26.032053][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.032178][   T69]  kthread (kernel/kthread.c:436)
[   26.032271][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.032423][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.032546][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.032669][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.032883][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.033008][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.033131][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.034383][   T69] ---[ end trace 0000000000000000 ]---
| [   26.045239][   T69] ------------[ cut here ]------------
| [   26.045412][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/69
| [   26.045949][   T69] Tainted: [W]=WARN
[   26.046039][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.046197][   T69] Workqueue: netns cleanup_net
[   26.046323][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.046478][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.046914][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[   26.047071][   T69] RAX: 00000000ffffffa6 RBX: ff1100000c2478c0 RCX: 1ff4000000094ed5
[   26.047268][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c247978
[   26.047446][   T69] RBP: ff11000013d81000 R08: 1fe2200001848f30 R09: ff110000083051d0
[   26.047624][   T69] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   26.047804][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.048016][   T69] FS:  0000000000000000(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   26.048238][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.048390][   T69] CR2: 00007fa4f2294000 CR3: 0000000010549006 CR4: 0000000000771ef0
[   26.048581][   T69] PKRU: 55555554
[   26.048672][   T69] Call Trace:
[   26.048782][   T69]  <TASK>
[   26.048853][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.049030][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.049191][   T69]  ? 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)
[   26.049319][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.049449][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   26.049582][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   26.049711][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   26.049850][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   26.049977][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   26.050100][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.050232][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   26.050355][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.050478][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.050604][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.050729][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.050863][   T69]  process_one_work (kernel/workqueue.c:3314)
[   26.050988][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.051115][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.051246][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.051371][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.051495][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   26.051621][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.051746][   T69]  kthread (kernel/kthread.c:436)
[   26.051843][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.051999][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.052124][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.052253][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.052409][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.052535][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.052659][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.053856][   T69] ---[ end trace 0000000000000000 ]---
| [   26.055093][   T69] ------------[ cut here ]------------
| [   26.055224][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/69
| [   26.055745][   T69] Tainted: [W]=WARN
[   26.055919][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.056072][   T69] Workqueue: netns cleanup_net
[   26.056204][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.056363][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.056801][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[   26.057031][   T69] RAX: 00000000ffffffa6 RBX: ff1100000967f000 RCX: 1ff4000000094ed5
[   26.057219][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000967f0b8
[   26.057403][   T69] RBP: ff11000013a24000 R08: 1fe22000012cfe18 R09: ff110000083051d0
[   26.057586][   T69] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   26.057768][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.058112][   T69] FS:  0000000000000000(0000) GS:ff110000a02b0000(0000) knlGS:0000000000000000
[   26.058332][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.058484][   T69] CR2: 00007fa4f2294000 CR3: 0000000010549006 CR4: 0000000000771ef0
[   26.058666][   T69] PKRU: 55555554
[   26.058756][   T69] Call Trace:
[   26.058940][   T69]  <TASK>
[   26.059004][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.059162][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.059316][   T69]  ? 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)
[   26.059438][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.059563][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   26.059686][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   26.059809][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   26.060026][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   26.060155][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   26.060278][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.060403][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   26.060525][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.060645][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.060768][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.060981][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.061114][   T69]  process_one_work (kernel/workqueue.c:3314)
[   26.061244][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.061368][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.061494][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.061617][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.061740][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   26.061954][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.062076][   T69]  kthread (kernel/kthread.c:436)
[   26.062174][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.062328][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.062450][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.062575][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.062729][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.062935][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.063058][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.064287][   T69] ---[ end trace 0000000000000000 ]---
| [   26.068589][   T69] ------------[ cut here ]------------
| [   26.068724][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/69
| [   26.069501][   T69] Tainted: [W]=WARN
[   26.069594][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.069748][   T69] Workqueue: netns cleanup_net
[   26.069882][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.070042][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.070488][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[   26.070644][   T69] RAX: 00000000ffffffa6 RBX: ff1100000967e580 RCX: 1ff4000000094ed5
[   26.070833][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000967e638
[   26.071015][   T69] RBP: ff11000015ee1000 R08: 1fe22000012cfcc8 R09: ff110000083051d0
[   26.071201][   T69] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   26.071385][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.071567][   T69] FS:  0000000000000000(0000) GS:ff110000a0330000(0000) knlGS:0000000000000000
[   26.071781][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.071943][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000010549003 CR4: 0000000000771ef0
[   26.072126][   T69] PKRU: 55555554
[   26.072223][   T69] Call Trace:
[   26.072313][   T69]  <TASK>
[   26.072377][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.072531][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.072684][   T69]  ? 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)
[   26.072807][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.072939][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   26.073062][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   26.073191][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   26.073315][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   26.073442][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   26.073567][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.073696][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   26.073819][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.073948][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.074102][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.074263][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.074386][   T69]  process_one_work (kernel/workqueue.c:3314)
[   26.074511][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.074633][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.074766][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.074893][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.075011][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   26.075141][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.075261][   T69]  kthread (kernel/kthread.c:436)
[   26.075351][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.075504][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.075636][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.075755][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.075910][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.076031][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.076156][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.077310][   T69] ---[ end trace 0000000000000000 ]---
| [   26.078530][   T69] ------------[ cut here ]------------
| [   26.078658][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/69
| [   26.079176][   T69] Tainted: [W]=WARN
[   26.079270][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.079419][   T69] Workqueue: netns cleanup_net
[   26.079544][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.079699][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.080131][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[   26.080288][   T69] RAX: 00000000ffffffa6 RBX: ff1100000c03f700 RCX: 1ff4000000094ed5
[   26.080464][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c03f7b8
[   26.080646][   T69] RBP: ff11000009fb9000 R08: 1fe2200001807ef8 R09: ff110000083051d0
[   26.080831][   T69] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   26.081010][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.081198][   T69] FS:  0000000000000000(0000) GS:ff110000a0330000(0000) knlGS:0000000000000000
[   26.081407][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.081569][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000010549003 CR4: 0000000000771ef0
[   26.081841][   T69] PKRU: 55555554
[   26.081948][   T69] Call Trace:
[   26.082039][   T69]  <TASK>
[   26.082103][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.082274][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.082422][   T69]  ? 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)
[   26.082542][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.082670][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   26.082793][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   26.082921][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   26.083053][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   26.083181][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   26.083300][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.083420][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   26.083539][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.083657][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.083779][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.083912][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.084044][   T69]  process_one_work (kernel/workqueue.c:3314)
[   26.084177][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.084300][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.084423][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.084544][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.084663][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   26.084794][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.084919][   T69]  kthread (kernel/kthread.c:436)
[   26.085008][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.085162][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.085282][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.085400][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.085550][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.085669][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.085788][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.086943][   T69] ---[ end trace 0000000000000000 ]---
| [   26.088376][   T69] ------------[ cut here ]------------
| [   26.088503][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/69
| [   26.089034][   T69] Tainted: [W]=WARN
[   26.089127][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.089287][   T69] Workqueue: netns cleanup_net
[   26.089412][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.089567][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.089999][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[   26.090161][   T69] RAX: 00000000ffffffa6 RBX: ff1100000c03fc40 RCX: 1ff4000000094ed5
[   26.090339][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c03fcf8
[   26.090515][   T69] RBP: ff1100000c15c000 R08: 1fe2200001807fa0 R09: ff110000083051d0
[   26.090693][   T69] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   26.090877][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.091054][   T69] FS:  0000000000000000(0000) GS:ff110000a0330000(0000) knlGS:0000000000000000
[   26.091277][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.091430][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000010549003 CR4: 0000000000771ef0
[   26.091608][   T69] PKRU: 55555554
[   26.091698][   T69] Call Trace:
[   26.091791][   T69]  <TASK>
[   26.091909][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.092078][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.092244][   T69]  ? 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)
[   26.092364][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.092487][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   26.092611][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   26.092734][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   26.092868][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   26.092989][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   26.093114][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.093259][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   26.093380][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.093504][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.093627][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.093751][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.093879][   T69]  process_one_work (kernel/workqueue.c:3314)
[   26.094006][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.094130][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.094262][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.094386][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.094512][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   26.094636][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.094759][   T69]  kthread (kernel/kthread.c:436)
[   26.094857][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.095011][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.095141][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.095267][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.095422][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.095546][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.095669][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.096847][   T69] ---[ end trace 0000000000000000 ]---
| [   26.098502][   T69] ------------[ cut here ]------------
| [   26.098643][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/69
| [   26.100030][   T69] Tainted: [W]=WARN
[   26.100197][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.100360][   T69] Workqueue: netns cleanup_net
[   26.100487][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.100646][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.101127][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[   26.101287][   T69] RAX: 00000000ffffffa6 RBX: ff1100000a767e00 RCX: 1ff4000000094ed5
[   26.101472][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a767eb8
[   26.101663][   T69] RBP: ff11000015edc000 R08: 1fe22000014ecfd8 R09: ff110000083051d0
[   26.101893][   T69] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   26.102072][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.102289][   T69] FS:  0000000000000000(0000) GS:ff110000a0330000(0000) knlGS:0000000000000000
[   26.102502][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.102656][   T69] CR2: 0000559cd0d4ed5c CR3: 0000000010549003 CR4: 0000000000771ef0
[   26.102886][   T69] PKRU: 55555554
[   26.102975][   T69] Call Trace:
[   26.103064][   T69]  <TASK>
[   26.103128][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.103291][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.103445][   T69]  ? 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)
[   26.103568][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.103693][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   26.103813][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   26.103985][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   26.104110][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   26.104239][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   26.104360][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.104486][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   26.104609][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.104729][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.104904][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.105025][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.105150][   T69]  process_one_work (kernel/workqueue.c:3314)
[   26.105277][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.105401][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.105555][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.105676][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.105801][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   26.105968][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.106088][   T69]  kthread (kernel/kthread.c:436)
[   26.106186][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.106338][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.106460][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.106584][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.106738][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.106907][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.107029][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.108237][   T69] ---[ end trace 0000000000000000 ]---
| [   26.109659][   T69] ------------[ cut here ]------------
| [   26.109849][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [   26.110475][   T69] Tainted: [W]=WARN
[   26.110616][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.110819][   T69] Workqueue: netns cleanup_net
[   26.111032][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.111244][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.111722][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[   26.111942][   T69] RAX: 00000000ffffffa6 RBX: ff11000015c32580 RCX: 1ff4000000094ed5
[   26.112184][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000015c32638
[   26.112419][   T69] RBP: ff11000009e2c000 R08: 1fe2200002b864c8 R09: ff110000083051d0
[   26.112653][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   26.112900][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.113148][   T69] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   26.113409][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.113609][   T69] CR2: 00007ffe982eb7f8 CR3: 0000000013c3a002 CR4: 0000000000771ef0
[   26.113853][   T69] PKRU: 55555554
[   26.113995][   T69] Call Trace:
[   26.114133][   T69]  <TASK>
[   26.114254][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.114465][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.114665][   T69]  ? 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)
[   26.114850][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.115026][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   26.115210][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   26.115388][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   26.115563][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   26.115738][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   26.115922][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.116095][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   26.116275][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.116445][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.116620][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.116790][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.116972][   T69]  process_one_work (kernel/workqueue.c:3314)
[   26.117154][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.117327][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.117503][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.117678][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.117912][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   26.118089][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.118270][   T69]  kthread (kernel/kthread.c:436)
[   26.118413][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.118615][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.118788][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.118971][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.119183][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.119356][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.119541][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.121050][   T69] ---[ end trace 0000000000000000 ]---
| [   26.165809][   T69] ------------[ cut here ]------------
| [   26.165998][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [   26.166620][   T69] Tainted: [W]=WARN
[   26.166755][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.166962][   T69] Workqueue: netns cleanup_net
[   26.167128][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.167332][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.167801][   T69] RSP: 0018:ffa00000004a7938 EFLAGS: 00010286
[   26.168009][   T69] RAX: 00000000ffffffa6 RBX: ff1100000c03b380 RCX: 1ff4000000094eed
[   26.168248][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c03b438
[   26.168470][   T69] RBP: ff1100000c14c000 R08: 1fe2200001807688 R09: ff110000083051d0
[   26.168690][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   26.168921][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.169151][   T69] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   26.169404][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.169598][   T69] CR2: 0000559cd7f349a8 CR3: 0000000010549001 CR4: 0000000000771ef0
[   26.169821][   T69] PKRU: 55555554
[   26.169971][   T69] Call Trace:
[   26.170107][   T69]  <TASK>
[   26.170218][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.170416][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.170610][   T69]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   26.170776][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   26.170958][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.171127][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   26.171301][   T69]  ? 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)
[   26.171466][   T69]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   26.171631][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   26.171793][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.171970][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   26.172152][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.172318][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.172486][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.172651][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.172843][   T69]  process_one_work (kernel/workqueue.c:3314)
[   26.173014][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.173182][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.173352][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.173519][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.173685][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   26.173864][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.174030][   T69]  kthread (kernel/kthread.c:436)
[   26.174174][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.174370][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.174537][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.174706][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.174915][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.175083][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.175257][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.176719][   T69] ---[ end trace 0000000000000000 ]---
| [   26.177889][   T69] ------------[ cut here ]------------
| [   26.178050][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [   26.178655][   T69] Tainted: [W]=WARN
[   26.178789][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.179047][   T69] Workqueue: netns cleanup_net
[   26.179275][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.179526][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.180050][   T69] RSP: 0018:ffa00000004a7938 EFLAGS: 00010286
[   26.180301][   T69] RAX: 00000000ffffffa6 RBX: ff1100000c03bc40 RCX: 1ff4000000094eed
[   26.180573][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c03bcf8
[   26.180905][   T69] RBP: ff11000013a5c000 R08: 1fe22000018077a0 R09: ff110000083051d0
[   26.181178][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   26.181509][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.181795][   T69] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   26.182157][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.182348][   T69] CR2: 0000559cd7f349a8 CR3: 0000000010549001 CR4: 0000000000771ef0
[   26.182572][   T69] PKRU: 55555554
[   26.182707][   T69] Call Trace:
[   26.182852][   T69]  <TASK>
[   26.182960][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.183165][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.183359][   T69]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   26.183539][   T69]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   26.183715][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.183908][   T69]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   26.184086][   T69]  ? 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)
[   26.184260][   T69]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   26.184426][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   26.184590][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.184758][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   26.184936][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.185100][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.185276][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.185442][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.185610][   T69]  process_one_work (kernel/workqueue.c:3314)
[   26.185787][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.185962][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.186132][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.186306][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.186473][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   26.186640][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.186805][   T69]  kthread (kernel/kthread.c:436)
[   26.186960][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.187170][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.187336][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.187505][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.187700][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.187876][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.188043][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.189676][   T69] ---[ end trace 0000000000000000 ]---
| [   26.208563][   T69] ------------[ cut here ]------------
| [   26.208766][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [   26.209946][   T69] Tainted: [W]=WARN
[   26.210172][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.210432][   T69] Workqueue: netns cleanup_net
[   26.210688][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.211034][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.211576][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[   26.211779][   T69] RAX: 00000000ffffffa6 RBX: ff1100000c03be00 RCX: 1ff4000000094eaf
[   26.212026][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c03beb8
[   26.212276][   T69] RBP: ff1100000ae19000 R08: 1fe22000018077d8 R09: ff110000083051d0
[   26.212507][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   26.212738][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013851000
[   26.212984][   T69] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   26.213263][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.213467][   T69] CR2: 000056506fe462b8 CR3: 0000000005ba3003 CR4: 0000000000771ef0
[   26.213702][   T69] PKRU: 55555554
[   26.213855][   T69] Call Trace:
[   26.213995][   T69]  <TASK>
[   26.214107][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.214289][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.214433][   T69]  netif_close_many (net/core/dev.c:1804)
[   26.214609][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.214782][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.214969][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.215150][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[   26.215324][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   26.215529][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   26.215739][   T69]  ? 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)
[   26.215926][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.216098][   T69]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   26.216280][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.216487][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   26.216664][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   26.216852][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   26.217026][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   26.217211][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   26.217387][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   26.217561][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.217738][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   26.217926][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.218100][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.218285][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.218459][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.218640][   T69]  process_one_work (kernel/workqueue.c:3314)
[   26.218817][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.219004][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.219188][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.219364][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.219536][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   26.219711][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.219900][   T69]  kthread (kernel/kthread.c:436)
[   26.220046][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.220258][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.220433][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.220607][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.220813][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.221003][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.221186][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.222731][   T69] ---[ end trace 0000000000000000 ]---
| [   26.223298][   T69] ------------[ cut here ]------------
| [   26.223463][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [   26.224113][   T69] Tainted: [W]=WARN
[   26.224272][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.224475][   T69] Workqueue: netns cleanup_net
[   26.224653][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.224887][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.225413][   T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[   26.225617][   T69] RAX: 00000000ffffffa6 RBX: ff11000014403540 RCX: 1ff4000000094eaf
[   26.225871][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000144035f8
[   26.226106][   T69] RBP: ff11000013851000 R08: 1fe22000028806c0 R09: ff110000083051d0
[   26.226350][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   26.226584][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004a77e0
[   26.226837][   T69] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   26.227105][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.227313][   T69] CR2: 000056506fe462b8 CR3: 0000000005ba3003 CR4: 0000000000771ef0
[   26.227547][   T69] PKRU: 55555554
[   26.227686][   T69] Call Trace:
[   26.227839][   T69]  <TASK>
[   26.227954][   T69]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.228132][   T69]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.228311][   T69]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.228453][   T69]  netif_close_many (net/core/dev.c:1804)
[   26.228625][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.228800][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.228986][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.229166][   T69]  ? __dev_close_many (net/core/dev.c:1781)
[   26.229342][   T69]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   26.229548][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   26.229754][   T69]  ? 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)
[   26.229938][   T69]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.230110][   T69]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   26.230289][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.230496][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   26.230676][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   26.230865][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   26.231043][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   26.231227][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   26.231406][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   26.231582][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.231761][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   26.231955][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.232135][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.232319][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.232492][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.232667][   T69]  process_one_work (kernel/workqueue.c:3314)
[   26.232856][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.233034][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.233219][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.233393][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.233564][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   26.233737][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.233928][   T69]  kthread (kernel/kthread.c:436)
[   26.234070][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.234281][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.234456][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.234634][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.234851][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.235027][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.235210][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.236760][   T69] ---[ end trace 0000000000000000 ]---
| [   26.237961][   T69] ------------[ cut here ]------------
| [   26.238123][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/69
| [   26.238728][   T69] Tainted: [W]=WARN
[   26.239341][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.239593][   T69] Workqueue: netns cleanup_net
[   26.239811][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.240075][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.240598][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[   26.240854][   T69] RAX: 00000000ffffffa6 RBX: ff11000014403e00 RCX: 1ff4000000094ed5
[   26.241124][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000014403eb8
[   26.241400][   T69] RBP: ff1100000ae19000 R08: 1fe22000028807d8 R09: ff110000083051d0
[   26.241667][   T69] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   26.241951][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.242226][   T69] FS:  0000000000000000(0000) GS:ff110000a03b0000(0000) knlGS:0000000000000000
[   26.242524][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.242766][   T69] CR2: 000056506fe462b8 CR3: 0000000005ba3003 CR4: 0000000000771ef0
[   26.243060][   T69] PKRU: 55555554
[   26.243250][   T69] Call Trace:
[   26.243430][   T69]  <TASK>
[   26.243582][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.243878][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.244130][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   26.244383][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   26.244605][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   26.244820][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   26.245092][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   26.245354][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   26.245590][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.245805][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   26.245999][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.246170][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.246347][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.246516][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.246686][   T69]  process_one_work (kernel/workqueue.c:3314)
[   26.246871][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.247040][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.247217][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.247389][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.247561][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   26.247731][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.247913][   T69]  kthread (kernel/kthread.c:436)
[   26.248052][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.248259][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.248430][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.248600][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.248803][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.248987][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.249165][   T69]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.250680][   T69] ---[ end trace 0000000000000000 ]---
| [   26.258803][   T69] ------------[ cut here ]------------
| [   26.258971][   T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/69
| [   26.259507][   T69] Tainted: [W]=WARN
[   26.259597][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.259745][   T69] Workqueue: netns cleanup_net
[   26.259894][   T69] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.260056][   T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 18 e8 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 18 e8 f0 ff       	call   0xfffffffffff0e854
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 18 e8 f0 ff       	call   0xfffffffffff0e82a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.260486][   T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[   26.260637][   T69] RAX: 00000000ffffffa6 RBX: ff11000009ef2c80 RCX: 1ff4000000094ed5
[   26.260813][   T69] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ef2d38
[   26.261000][   T69] RBP: ff11000013851000 R08: 1fe22000013de5a8 R09: ff110000083051d0
[   26.261188][   T69] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   26.261395][   T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.261572][   T69] FS:  0000000000000000(0000) GS:ff110000a0430000(0000) knlGS:0000000000000000
[   26.261780][   T69] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.261940][   T69] CR2: 00007f8c6b60a680 CR3: 0000000010549005 CR4: 0000000000771ef0
[   26.262122][   T69] PKRU: 55555554
[   26.262222][   T69] Call Trace:
[   26.262310][   T69]  <TASK>
[   26.262371][   T69]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.262521][   T69]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.262672][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   26.262794][   T69]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   26.262926][   T69]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   26.263050][   T69]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   26.263177][   T69]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   26.263323][   T69]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   26.263442][   T69]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.263563][   T69]  cleanup_net (net/core/net_namespace.c:702)
[   26.263682][   T69]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.263803][   T69]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.263926][   T69]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.264045][   T69]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.264169][   T69]  process_one_work (kernel/workqueue.c:3314)
[   26.264292][   T69]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.264412][   T69]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.264534][   T69]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.264655][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.264785][   T69]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   26.264910][   T69]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.265028][   T69]  kthread (kernel/kthread.c:436)
[   26.265120][   T69]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.265274][   T69]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.265395][   T69]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.265515][   T69]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.265671][   T69]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.265793][   T69]  ? kthread_affine_node (kernel/kthread.c:378)


Finger prints:
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:sit_init_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:linkwatch_sync_dev:rtnl_getlink
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:default_device_exit_batch:ops_undo_list:cleanup_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:__dev_set_promiscuity:netif_set_promiscuity
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:netdev_compute_master_upper_features:br_add_if
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:call_netdevice_notifiers:br_add_if
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:netif_change_flags:rtnl_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:netif_set_operstate:hsr_check_carrier_and_operstate
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:rtnl_newlink_create
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:ops_undo_list
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:netif_set_mac_address:rtnl_newlink
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:call_netdevice_notifiers:br_device_event
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:__netdev_upper_dev_unlink:netdev_upper_dev_unlink
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:__netdev_upper_dev_link:netdev_master_upper_dev_link
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:ops_undo_list:cleanup_net:process_one_work
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:veth_newlink
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:netif_set_mtu_ext:netif_set_mtu
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:loopback_net_init
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:default_device_exit_batch
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:__linkwatch_run_queue:linkwatch_event